|  | /* | 
|  | * Copyright 2019 The Android Open Source Project | 
|  | * | 
|  | * Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | * you may not use this file except in compliance with the License. | 
|  | * You may obtain a copy of the License at | 
|  | * | 
|  | *      http://www.apache.org/licenses/LICENSE-2.0 | 
|  | * | 
|  | * Unless required by applicable law or agreed to in writing, software | 
|  | * distributed under the License is distributed on an "AS IS" BASIS, | 
|  | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | * See the License for the specific language governing permissions and | 
|  | * limitations under the License. | 
|  | */ | 
|  |  | 
|  | #include <cmath> | 
|  |  | 
|  | #include <android-base/stringprintf.h> | 
|  | #include <compositionengine/LayerFECompositionState.h> | 
|  | #include <compositionengine/impl/Output.h> | 
|  | #include <compositionengine/impl/OutputCompositionState.h> | 
|  | #include <compositionengine/impl/OutputLayerCompositionState.h> | 
|  | #include <compositionengine/mock/CompositionEngine.h> | 
|  | #include <compositionengine/mock/DisplayColorProfile.h> | 
|  | #include <compositionengine/mock/LayerFE.h> | 
|  | #include <compositionengine/mock/OutputLayer.h> | 
|  | #include <compositionengine/mock/RenderSurface.h> | 
|  | #include <gtest/gtest.h> | 
|  | #include <renderengine/mock/RenderEngine.h> | 
|  | #include <ui/Rect.h> | 
|  | #include <ui/Region.h> | 
|  |  | 
|  | #include "CallOrderStateMachineHelper.h" | 
|  | #include "MockHWC2.h" | 
|  | #include "RegionMatcher.h" | 
|  |  | 
|  | namespace android::compositionengine { | 
|  | namespace { | 
|  |  | 
|  | using testing::_; | 
|  | using testing::ByMove; | 
|  | using testing::ByRef; | 
|  | using testing::DoAll; | 
|  | using testing::ElementsAre; | 
|  | using testing::ElementsAreArray; | 
|  | using testing::Eq; | 
|  | using testing::InSequence; | 
|  | using testing::Invoke; | 
|  | using testing::IsEmpty; | 
|  | using testing::Mock; | 
|  | using testing::Pointee; | 
|  | using testing::Property; | 
|  | using testing::Ref; | 
|  | using testing::Return; | 
|  | using testing::ReturnRef; | 
|  | using testing::SetArgPointee; | 
|  | using testing::StrictMock; | 
|  |  | 
|  | constexpr auto TR_IDENT = 0u; | 
|  | constexpr auto TR_ROT_90 = HAL_TRANSFORM_ROT_90; | 
|  | constexpr auto MAX_CLIENT_COMPOSITION_CACHE_SIZE = 3; | 
|  |  | 
|  | const mat4 kIdentity; | 
|  | const mat4 kNonIdentityHalf = mat4() * 0.5f; | 
|  | const mat4 kNonIdentityQuarter = mat4() * 0.25f; | 
|  |  | 
|  | constexpr OutputColorSetting kVendorSpecifiedOutputColorSetting = | 
|  | static_cast<OutputColorSetting>(0x100); | 
|  |  | 
|  | struct OutputPartialMockBase : public impl::Output { | 
|  | // compositionengine::Output overrides | 
|  | const OutputCompositionState& getState() const override { return mState; } | 
|  | OutputCompositionState& editState() override { return mState; } | 
|  |  | 
|  | // Use mocks for all the remaining virtual functions | 
|  | // not implemented by the base implementation class. | 
|  | MOCK_CONST_METHOD0(getOutputLayerCount, size_t()); | 
|  | MOCK_CONST_METHOD1(getOutputLayerOrderedByZByIndex, compositionengine::OutputLayer*(size_t)); | 
|  | MOCK_METHOD2(ensureOutputLayer, | 
|  | compositionengine::OutputLayer*(std::optional<size_t>, const sp<LayerFE>&)); | 
|  | MOCK_METHOD0(finalizePendingOutputLayers, void()); | 
|  | MOCK_METHOD0(clearOutputLayers, void()); | 
|  | MOCK_CONST_METHOD1(dumpState, void(std::string&)); | 
|  | MOCK_CONST_METHOD0(getCompositionEngine, const CompositionEngine&()); | 
|  | MOCK_METHOD1(injectOutputLayerForTest, compositionengine::OutputLayer*(const sp<LayerFE>&)); | 
|  | MOCK_METHOD1(injectOutputLayerForTest, void(std::unique_ptr<OutputLayer>)); | 
|  |  | 
|  | impl::OutputCompositionState mState; | 
|  | }; | 
|  |  | 
|  | struct InjectedLayer { | 
|  | InjectedLayer() { | 
|  | EXPECT_CALL(*outputLayer, getLayerFE()).WillRepeatedly(ReturnRef(*layerFE.get())); | 
|  | EXPECT_CALL(*outputLayer, getState()).WillRepeatedly(ReturnRef(outputLayerState)); | 
|  | EXPECT_CALL(*outputLayer, editState()).WillRepeatedly(ReturnRef(outputLayerState)); | 
|  |  | 
|  | EXPECT_CALL(*layerFE, getCompositionState()).WillRepeatedly(Return(&layerFEState)); | 
|  | } | 
|  |  | 
|  | mock::OutputLayer* outputLayer = {new StrictMock<mock::OutputLayer>}; | 
|  | sp<StrictMock<mock::LayerFE>> layerFE = new StrictMock<mock::LayerFE>(); | 
|  | LayerFECompositionState layerFEState; | 
|  | impl::OutputLayerCompositionState outputLayerState; | 
|  | }; | 
|  |  | 
|  | struct NonInjectedLayer { | 
|  | NonInjectedLayer() { | 
|  | EXPECT_CALL(outputLayer, getLayerFE()).WillRepeatedly(ReturnRef(*layerFE.get())); | 
|  | EXPECT_CALL(outputLayer, getState()).WillRepeatedly(ReturnRef(outputLayerState)); | 
|  | EXPECT_CALL(outputLayer, editState()).WillRepeatedly(ReturnRef(outputLayerState)); | 
|  |  | 
|  | EXPECT_CALL(*layerFE, getCompositionState()).WillRepeatedly(Return(&layerFEState)); | 
|  | } | 
|  |  | 
|  | mock::OutputLayer outputLayer; | 
|  | sp<StrictMock<mock::LayerFE>> layerFE = new StrictMock<mock::LayerFE>(); | 
|  | LayerFECompositionState layerFEState; | 
|  | impl::OutputLayerCompositionState outputLayerState; | 
|  | }; | 
|  |  | 
|  | struct OutputTest : public testing::Test { | 
|  | class Output : public impl::Output { | 
|  | public: | 
|  | using impl::Output::injectOutputLayerForTest; | 
|  | virtual void injectOutputLayerForTest(std::unique_ptr<compositionengine::OutputLayer>) = 0; | 
|  | }; | 
|  |  | 
|  | static std::shared_ptr<Output> createOutput( | 
|  | const compositionengine::CompositionEngine& compositionEngine) { | 
|  | return impl::createOutputTemplated<Output>(compositionEngine); | 
|  | } | 
|  |  | 
|  | OutputTest() { | 
|  | mOutput->setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  |  | 
|  | mOutput->editState().bounds = kDefaultDisplaySize; | 
|  | } | 
|  |  | 
|  | void injectOutputLayer(InjectedLayer& layer) { | 
|  | mOutput->injectOutputLayerForTest(std::unique_ptr<OutputLayer>(layer.outputLayer)); | 
|  | } | 
|  |  | 
|  | void injectNullOutputLayer() { | 
|  | mOutput->injectOutputLayerForTest(std::unique_ptr<OutputLayer>(nullptr)); | 
|  | } | 
|  |  | 
|  | static const Rect kDefaultDisplaySize; | 
|  |  | 
|  | StrictMock<mock::CompositionEngine> mCompositionEngine; | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | std::shared_ptr<Output> mOutput = createOutput(mCompositionEngine); | 
|  | }; | 
|  |  | 
|  | const Rect OutputTest::kDefaultDisplaySize{100, 200}; | 
|  |  | 
|  | using ColorProfile = compositionengine::Output::ColorProfile; | 
|  |  | 
|  | void dumpColorProfile(ColorProfile profile, std::string& result, const char* name) { | 
|  | android::base::StringAppendF(&result, "%s (%s[%d] %s[%d] %s[%d] %s[%d]) ", name, | 
|  | toString(profile.mode).c_str(), profile.mode, | 
|  | toString(profile.dataspace).c_str(), profile.dataspace, | 
|  | toString(profile.renderIntent).c_str(), profile.renderIntent, | 
|  | toString(profile.colorSpaceAgnosticDataspace).c_str(), | 
|  | profile.colorSpaceAgnosticDataspace); | 
|  | } | 
|  |  | 
|  | // Checks for a ColorProfile match | 
|  | MATCHER_P(ColorProfileEq, expected, "") { | 
|  | std::string buf; | 
|  | buf.append("ColorProfiles are not equal\n"); | 
|  | dumpColorProfile(expected, buf, "expected value"); | 
|  | dumpColorProfile(arg, buf, "actual value"); | 
|  | *result_listener << buf; | 
|  |  | 
|  | return (expected.mode == arg.mode) && (expected.dataspace == arg.dataspace) && | 
|  | (expected.renderIntent == arg.renderIntent) && | 
|  | (expected.colorSpaceAgnosticDataspace == arg.colorSpaceAgnosticDataspace); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Basic construction | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, canInstantiateOutput) { | 
|  | // The validation check checks each required component. | 
|  | EXPECT_CALL(*mDisplayColorProfile, isValid()).WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mRenderSurface, isValid()).WillOnce(Return(true)); | 
|  |  | 
|  | EXPECT_TRUE(mOutput->isValid()); | 
|  |  | 
|  | // If we take away the required components, it is no longer valid. | 
|  | mOutput->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>()); | 
|  |  | 
|  | EXPECT_CALL(*mDisplayColorProfile, isValid()).WillOnce(Return(true)); | 
|  |  | 
|  | EXPECT_FALSE(mOutput->isValid()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setCompositionEnabled() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, setCompositionEnabledDoesNothingIfAlreadyEnabled) { | 
|  | mOutput->editState().isEnabled = true; | 
|  |  | 
|  | mOutput->setCompositionEnabled(true); | 
|  |  | 
|  | EXPECT_TRUE(mOutput->getState().isEnabled); | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region())); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, setCompositionEnabledSetsEnabledAndDirtiesEntireOutput) { | 
|  | mOutput->editState().isEnabled = false; | 
|  |  | 
|  | mOutput->setCompositionEnabled(true); | 
|  |  | 
|  | EXPECT_TRUE(mOutput->getState().isEnabled); | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(kDefaultDisplaySize))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, setCompositionEnabledSetsDisabledAndDirtiesEntireOutput) { | 
|  | mOutput->editState().isEnabled = true; | 
|  |  | 
|  | mOutput->setCompositionEnabled(false); | 
|  |  | 
|  | EXPECT_FALSE(mOutput->getState().isEnabled); | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(kDefaultDisplaySize))); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setProjection() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, setProjectionTriviallyWorks) { | 
|  | const ui::Transform transform{ui::Transform::ROT_180}; | 
|  | const int32_t orientation = 123; | 
|  | const Rect frame{1, 2, 3, 4}; | 
|  | const Rect viewport{5, 6, 7, 8}; | 
|  | const Rect sourceClip{9, 10, 11, 12}; | 
|  | const Rect destinationClip{13, 14, 15, 16}; | 
|  | const bool needsFiltering = true; | 
|  |  | 
|  | mOutput->setProjection(transform, orientation, frame, viewport, sourceClip, destinationClip, | 
|  | needsFiltering); | 
|  |  | 
|  | EXPECT_THAT(mOutput->getState().transform, transform); | 
|  | EXPECT_EQ(orientation, mOutput->getState().orientation); | 
|  | EXPECT_EQ(frame, mOutput->getState().frame); | 
|  | EXPECT_EQ(viewport, mOutput->getState().viewport); | 
|  | EXPECT_EQ(sourceClip, mOutput->getState().sourceClip); | 
|  | EXPECT_EQ(destinationClip, mOutput->getState().destinationClip); | 
|  | EXPECT_EQ(needsFiltering, mOutput->getState().needsFiltering); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setBounds() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, setBoundsSetsSizeAndDirtiesEntireOutput) { | 
|  | const ui::Size displaySize{200, 400}; | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, setDisplaySize(displaySize)).Times(1); | 
|  | EXPECT_CALL(*mRenderSurface, getSize()).WillOnce(ReturnRef(displaySize)); | 
|  |  | 
|  | mOutput->setBounds(displaySize); | 
|  |  | 
|  | EXPECT_EQ(Rect(displaySize), mOutput->getState().bounds); | 
|  |  | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(Rect(displaySize)))); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setLayerStackFilter() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, setLayerStackFilterSetsFilterAndDirtiesEntireOutput) { | 
|  | const uint32_t layerStack = 123u; | 
|  | mOutput->setLayerStackFilter(layerStack, true); | 
|  |  | 
|  | EXPECT_TRUE(mOutput->getState().layerStackInternal); | 
|  | EXPECT_EQ(layerStack, mOutput->getState().layerStackId); | 
|  |  | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(kDefaultDisplaySize))); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setColorTransform | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, setColorTransformWithNoChangeFlaggedSkipsUpdates) { | 
|  | mOutput->editState().colorTransformMatrix = kIdentity; | 
|  |  | 
|  | // If no colorTransformMatrix is set the update should be skipped. | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.colorTransformMatrix = std::nullopt; | 
|  |  | 
|  | mOutput->setColorTransform(refreshArgs); | 
|  |  | 
|  | // The internal state should be unchanged | 
|  | EXPECT_EQ(kIdentity, mOutput->getState().colorTransformMatrix); | 
|  |  | 
|  | // No dirty region should be set | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region())); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, setColorTransformWithNoActualChangeSkipsUpdates) { | 
|  | mOutput->editState().colorTransformMatrix = kIdentity; | 
|  |  | 
|  | // Attempting to set the same colorTransformMatrix that is already set should | 
|  | // also skip the update. | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.colorTransformMatrix = kIdentity; | 
|  |  | 
|  | mOutput->setColorTransform(refreshArgs); | 
|  |  | 
|  | // The internal state should be unchanged | 
|  | EXPECT_EQ(kIdentity, mOutput->getState().colorTransformMatrix); | 
|  |  | 
|  | // No dirty region should be set | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region())); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, setColorTransformPerformsUpdateToIdentity) { | 
|  | mOutput->editState().colorTransformMatrix = kNonIdentityHalf; | 
|  |  | 
|  | // Setting a different colorTransformMatrix should perform the update. | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.colorTransformMatrix = kIdentity; | 
|  |  | 
|  | mOutput->setColorTransform(refreshArgs); | 
|  |  | 
|  | // The internal state should have been updated | 
|  | EXPECT_EQ(kIdentity, mOutput->getState().colorTransformMatrix); | 
|  |  | 
|  | // The dirtyRegion should be set to the full display size | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(kDefaultDisplaySize))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, setColorTransformPerformsUpdateForIdentityToHalf) { | 
|  | mOutput->editState().colorTransformMatrix = kIdentity; | 
|  |  | 
|  | // Setting a different colorTransformMatrix should perform the update. | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.colorTransformMatrix = kNonIdentityHalf; | 
|  |  | 
|  | mOutput->setColorTransform(refreshArgs); | 
|  |  | 
|  | // The internal state should have been updated | 
|  | EXPECT_EQ(kNonIdentityHalf, mOutput->getState().colorTransformMatrix); | 
|  |  | 
|  | // The dirtyRegion should be set to the full display size | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(kDefaultDisplaySize))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, setColorTransformPerformsUpdateForHalfToQuarter) { | 
|  | mOutput->editState().colorTransformMatrix = kNonIdentityHalf; | 
|  |  | 
|  | // Setting a different colorTransformMatrix should perform the update. | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.colorTransformMatrix = kNonIdentityQuarter; | 
|  |  | 
|  | mOutput->setColorTransform(refreshArgs); | 
|  |  | 
|  | // The internal state should have been updated | 
|  | EXPECT_EQ(kNonIdentityQuarter, mOutput->getState().colorTransformMatrix); | 
|  |  | 
|  | // The dirtyRegion should be set to the full display size | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(kDefaultDisplaySize))); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setColorProfile | 
|  | */ | 
|  |  | 
|  | using OutputSetColorProfileTest = OutputTest; | 
|  |  | 
|  | TEST_F(OutputSetColorProfileTest, setsStateAndDirtiesOutputIfChanged) { | 
|  | using ColorProfile = Output::ColorProfile; | 
|  |  | 
|  | EXPECT_CALL(*mDisplayColorProfile, | 
|  | getTargetDataspace(ui::ColorMode::DISPLAY_P3, ui::Dataspace::DISPLAY_P3, | 
|  | ui::Dataspace::UNKNOWN)) | 
|  | .WillOnce(Return(ui::Dataspace::UNKNOWN)); | 
|  | EXPECT_CALL(*mRenderSurface, setBufferDataspace(ui::Dataspace::DISPLAY_P3)).Times(1); | 
|  |  | 
|  | mOutput->setColorProfile(ColorProfile{ui::ColorMode::DISPLAY_P3, ui::Dataspace::DISPLAY_P3, | 
|  | ui::RenderIntent::TONE_MAP_COLORIMETRIC, | 
|  | ui::Dataspace::UNKNOWN}); | 
|  |  | 
|  | EXPECT_EQ(ui::ColorMode::DISPLAY_P3, mOutput->getState().colorMode); | 
|  | EXPECT_EQ(ui::Dataspace::DISPLAY_P3, mOutput->getState().dataspace); | 
|  | EXPECT_EQ(ui::RenderIntent::TONE_MAP_COLORIMETRIC, mOutput->getState().renderIntent); | 
|  | EXPECT_EQ(ui::Dataspace::UNKNOWN, mOutput->getState().targetDataspace); | 
|  |  | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region(kDefaultDisplaySize))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputSetColorProfileTest, doesNothingIfNoChange) { | 
|  | using ColorProfile = Output::ColorProfile; | 
|  |  | 
|  | EXPECT_CALL(*mDisplayColorProfile, | 
|  | getTargetDataspace(ui::ColorMode::DISPLAY_P3, ui::Dataspace::DISPLAY_P3, | 
|  | ui::Dataspace::UNKNOWN)) | 
|  | .WillOnce(Return(ui::Dataspace::UNKNOWN)); | 
|  |  | 
|  | mOutput->editState().colorMode = ui::ColorMode::DISPLAY_P3; | 
|  | mOutput->editState().dataspace = ui::Dataspace::DISPLAY_P3; | 
|  | mOutput->editState().renderIntent = ui::RenderIntent::TONE_MAP_COLORIMETRIC; | 
|  | mOutput->editState().targetDataspace = ui::Dataspace::UNKNOWN; | 
|  |  | 
|  | mOutput->setColorProfile(ColorProfile{ui::ColorMode::DISPLAY_P3, ui::Dataspace::DISPLAY_P3, | 
|  | ui::RenderIntent::TONE_MAP_COLORIMETRIC, | 
|  | ui::Dataspace::UNKNOWN}); | 
|  |  | 
|  | EXPECT_THAT(mOutput->getState().dirtyRegion, RegionEq(Region())); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setRenderSurface() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, setRenderSurfaceResetsBounds) { | 
|  | const ui::Size newDisplaySize{640, 480}; | 
|  |  | 
|  | mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | EXPECT_CALL(*renderSurface, getSize()).WillOnce(ReturnRef(newDisplaySize)); | 
|  |  | 
|  | mOutput->setRenderSurface(std::unique_ptr<RenderSurface>(renderSurface)); | 
|  |  | 
|  | EXPECT_EQ(Rect(newDisplaySize), mOutput->getState().bounds); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::getDirtyRegion() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, getDirtyRegionWithRepaintEverythingTrue) { | 
|  | const Rect viewport{100, 200}; | 
|  | mOutput->editState().viewport = viewport; | 
|  | mOutput->editState().dirtyRegion.set(50, 300); | 
|  |  | 
|  | { | 
|  | Region result = mOutput->getDirtyRegion(true); | 
|  |  | 
|  | EXPECT_THAT(result, RegionEq(Region(viewport))); | 
|  | } | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, getDirtyRegionWithRepaintEverythingFalse) { | 
|  | const Rect viewport{100, 200}; | 
|  | mOutput->editState().viewport = viewport; | 
|  | mOutput->editState().dirtyRegion.set(50, 300); | 
|  |  | 
|  | { | 
|  | Region result = mOutput->getDirtyRegion(false); | 
|  |  | 
|  | // The dirtyRegion should be clipped to the display bounds. | 
|  | EXPECT_THAT(result, RegionEq(Region(Rect(50, 200)))); | 
|  | } | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::belongsInOutput() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, belongsInOutputFiltersAsExpected) { | 
|  | const uint32_t layerStack1 = 123u; | 
|  | const uint32_t layerStack2 = 456u; | 
|  |  | 
|  | // If the output accepts layerStack1 and internal-only layers.... | 
|  | mOutput->setLayerStackFilter(layerStack1, true); | 
|  |  | 
|  | // A layer with no layerStack does not belong to it, internal-only or not. | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(std::nullopt, false)); | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(std::nullopt, true)); | 
|  |  | 
|  | // Any layer with layerStack1 belongs to it, internal-only or not. | 
|  | EXPECT_TRUE(mOutput->belongsInOutput(layerStack1, false)); | 
|  | EXPECT_TRUE(mOutput->belongsInOutput(layerStack1, true)); | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerStack2, true)); | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerStack2, false)); | 
|  |  | 
|  | // If the output accepts layerStack21 but not internal-only layers... | 
|  | mOutput->setLayerStackFilter(layerStack1, false); | 
|  |  | 
|  | // Only non-internal layers with layerStack1 belong to it. | 
|  | EXPECT_TRUE(mOutput->belongsInOutput(layerStack1, false)); | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerStack1, true)); | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerStack2, true)); | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerStack2, false)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, belongsInOutputHandlesLayerWithNoCompositionState) { | 
|  | NonInjectedLayer layer; | 
|  | sp<LayerFE> layerFE(layer.layerFE); | 
|  |  | 
|  | // If the layer has no composition state, it does not belong to any output. | 
|  | EXPECT_CALL(*layer.layerFE, getCompositionState).WillOnce(Return(nullptr)); | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputTest, belongsInOutputFiltersLayersAsExpected) { | 
|  | NonInjectedLayer layer; | 
|  | sp<LayerFE> layerFE(layer.layerFE); | 
|  |  | 
|  | const uint32_t layerStack1 = 123u; | 
|  | const uint32_t layerStack2 = 456u; | 
|  |  | 
|  | // If the output accepts layerStack1 and internal-only layers.... | 
|  | mOutput->setLayerStackFilter(layerStack1, true); | 
|  |  | 
|  | // A layer with no layerStack does not belong to it, internal-only or not. | 
|  | layer.layerFEState.layerStackId = std::nullopt; | 
|  | layer.layerFEState.internalOnly = false; | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | layer.layerFEState.layerStackId = std::nullopt; | 
|  | layer.layerFEState.internalOnly = true; | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | // Any layer with layerStack1 belongs to it, internal-only or not. | 
|  | layer.layerFEState.layerStackId = layerStack1; | 
|  | layer.layerFEState.internalOnly = false; | 
|  | EXPECT_TRUE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | layer.layerFEState.layerStackId = layerStack1; | 
|  | layer.layerFEState.internalOnly = true; | 
|  | EXPECT_TRUE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | layer.layerFEState.layerStackId = layerStack2; | 
|  | layer.layerFEState.internalOnly = true; | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | layer.layerFEState.layerStackId = layerStack2; | 
|  | layer.layerFEState.internalOnly = false; | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | // If the output accepts layerStack1 but not internal-only layers... | 
|  | mOutput->setLayerStackFilter(layerStack1, false); | 
|  |  | 
|  | // Only non-internal layers with layerStack1 belong to it. | 
|  | layer.layerFEState.layerStackId = layerStack1; | 
|  | layer.layerFEState.internalOnly = false; | 
|  | EXPECT_TRUE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | layer.layerFEState.layerStackId = layerStack1; | 
|  | layer.layerFEState.internalOnly = true; | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | layer.layerFEState.layerStackId = layerStack2; | 
|  | layer.layerFEState.internalOnly = true; | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  |  | 
|  | layer.layerFEState.layerStackId = layerStack2; | 
|  | layer.layerFEState.internalOnly = false; | 
|  | EXPECT_FALSE(mOutput->belongsInOutput(layerFE)); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::getOutputLayerForLayer() | 
|  | */ | 
|  |  | 
|  | TEST_F(OutputTest, getOutputLayerForLayerWorks) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | NonInjectedLayer layer3; | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectNullOutputLayer(); | 
|  | injectOutputLayer(layer2); | 
|  |  | 
|  | // If the input layer matches the first OutputLayer, it will be returned. | 
|  | EXPECT_CALL(*layer1.outputLayer, getLayerFE()).WillOnce(ReturnRef(*layer1.layerFE.get())); | 
|  | EXPECT_EQ(layer1.outputLayer, mOutput->getOutputLayerForLayer(layer1.layerFE)); | 
|  |  | 
|  | // If the input layer matches the second OutputLayer, it will be returned. | 
|  | EXPECT_CALL(*layer1.outputLayer, getLayerFE()).WillOnce(ReturnRef(*layer1.layerFE.get())); | 
|  | EXPECT_CALL(*layer2.outputLayer, getLayerFE()).WillOnce(ReturnRef(*layer2.layerFE.get())); | 
|  | EXPECT_EQ(layer2.outputLayer, mOutput->getOutputLayerForLayer(layer2.layerFE)); | 
|  |  | 
|  | // If the input layer does not match an output layer, null will be returned. | 
|  | EXPECT_CALL(*layer1.outputLayer, getLayerFE()).WillOnce(ReturnRef(*layer1.layerFE.get())); | 
|  | EXPECT_CALL(*layer2.outputLayer, getLayerFE()).WillOnce(ReturnRef(*layer2.layerFE.get())); | 
|  | EXPECT_EQ(nullptr, mOutput->getOutputLayerForLayer(layer3.layerFE)); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::setReleasedLayers() | 
|  | */ | 
|  |  | 
|  | using OutputSetReleasedLayersTest = OutputTest; | 
|  |  | 
|  | TEST_F(OutputSetReleasedLayersTest, setReleasedLayersTakesGivenLayers) { | 
|  | sp<StrictMock<mock::LayerFE>> layer1FE{new StrictMock<mock::LayerFE>()}; | 
|  | sp<StrictMock<mock::LayerFE>> layer2FE{new StrictMock<mock::LayerFE>()}; | 
|  | sp<StrictMock<mock::LayerFE>> layer3FE{new StrictMock<mock::LayerFE>()}; | 
|  |  | 
|  | Output::ReleasedLayers layers; | 
|  | layers.push_back(layer1FE); | 
|  | layers.push_back(layer2FE); | 
|  | layers.push_back(layer3FE); | 
|  |  | 
|  | mOutput->setReleasedLayers(std::move(layers)); | 
|  |  | 
|  | const auto& setLayers = mOutput->getReleasedLayersForTest(); | 
|  | ASSERT_EQ(3u, setLayers.size()); | 
|  | ASSERT_EQ(layer1FE.get(), setLayers[0].promote().get()); | 
|  | ASSERT_EQ(layer2FE.get(), setLayers[1].promote().get()); | 
|  | ASSERT_EQ(layer3FE.get(), setLayers[2].promote().get()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::updateLayerStateFromFE() | 
|  | */ | 
|  |  | 
|  | using OutputUpdateLayerStateFromFETest = OutputTest; | 
|  |  | 
|  | TEST_F(OutputUpdateLayerStateFromFETest, handlesNoOutputLayerCase) { | 
|  | CompositionRefreshArgs refreshArgs; | 
|  |  | 
|  | mOutput->updateLayerStateFromFE(refreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateLayerStateFromFETest, preparesContentStateForAllContainedLayers) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | InjectedLayer layer3; | 
|  |  | 
|  | EXPECT_CALL(*layer1.layerFE.get(), prepareCompositionState(LayerFE::StateSubset::Content)); | 
|  | EXPECT_CALL(*layer2.layerFE.get(), prepareCompositionState(LayerFE::StateSubset::Content)); | 
|  | EXPECT_CALL(*layer3.layerFE.get(), prepareCompositionState(LayerFE::StateSubset::Content)); | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectOutputLayer(layer2); | 
|  | injectOutputLayer(layer3); | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.updatingGeometryThisFrame = false; | 
|  |  | 
|  | mOutput->updateLayerStateFromFE(refreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateLayerStateFromFETest, preparesGeometryAndContentStateForAllContainedLayers) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | InjectedLayer layer3; | 
|  |  | 
|  | EXPECT_CALL(*layer1.layerFE, prepareCompositionState(LayerFE::StateSubset::GeometryAndContent)); | 
|  | EXPECT_CALL(*layer2.layerFE, prepareCompositionState(LayerFE::StateSubset::GeometryAndContent)); | 
|  | EXPECT_CALL(*layer3.layerFE, prepareCompositionState(LayerFE::StateSubset::GeometryAndContent)); | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectOutputLayer(layer2); | 
|  | injectOutputLayer(layer3); | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.updatingGeometryThisFrame = true; | 
|  |  | 
|  | mOutput->updateLayerStateFromFE(refreshArgs); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::updateAndWriteCompositionState() | 
|  | */ | 
|  |  | 
|  | using OutputUpdateAndWriteCompositionStateTest = OutputTest; | 
|  |  | 
|  | TEST_F(OutputUpdateAndWriteCompositionStateTest, doesNothingIfLayers) { | 
|  | mOutput->editState().isEnabled = true; | 
|  |  | 
|  | CompositionRefreshArgs args; | 
|  | mOutput->updateAndWriteCompositionState(args); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateAndWriteCompositionStateTest, doesNothingIfOutputNotEnabled) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | InjectedLayer layer3; | 
|  |  | 
|  | mOutput->editState().isEnabled = false; | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectOutputLayer(layer2); | 
|  | injectOutputLayer(layer3); | 
|  |  | 
|  | CompositionRefreshArgs args; | 
|  | mOutput->updateAndWriteCompositionState(args); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateAndWriteCompositionStateTest, updatesLayerContentForAllLayers) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | InjectedLayer layer3; | 
|  |  | 
|  | EXPECT_CALL(*layer1.outputLayer, updateCompositionState(false, false)); | 
|  | EXPECT_CALL(*layer1.outputLayer, writeStateToHWC(false)); | 
|  | EXPECT_CALL(*layer2.outputLayer, updateCompositionState(false, false)); | 
|  | EXPECT_CALL(*layer2.outputLayer, writeStateToHWC(false)); | 
|  | EXPECT_CALL(*layer3.outputLayer, updateCompositionState(false, false)); | 
|  | EXPECT_CALL(*layer3.outputLayer, writeStateToHWC(false)); | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectOutputLayer(layer2); | 
|  | injectOutputLayer(layer3); | 
|  |  | 
|  | mOutput->editState().isEnabled = true; | 
|  |  | 
|  | CompositionRefreshArgs args; | 
|  | args.updatingGeometryThisFrame = false; | 
|  | args.devOptForceClientComposition = false; | 
|  | mOutput->updateAndWriteCompositionState(args); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateAndWriteCompositionStateTest, updatesLayerGeometryAndContentForAllLayers) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | InjectedLayer layer3; | 
|  |  | 
|  | EXPECT_CALL(*layer1.outputLayer, updateCompositionState(true, false)); | 
|  | EXPECT_CALL(*layer1.outputLayer, writeStateToHWC(true)); | 
|  | EXPECT_CALL(*layer2.outputLayer, updateCompositionState(true, false)); | 
|  | EXPECT_CALL(*layer2.outputLayer, writeStateToHWC(true)); | 
|  | EXPECT_CALL(*layer3.outputLayer, updateCompositionState(true, false)); | 
|  | EXPECT_CALL(*layer3.outputLayer, writeStateToHWC(true)); | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectOutputLayer(layer2); | 
|  | injectOutputLayer(layer3); | 
|  |  | 
|  | mOutput->editState().isEnabled = true; | 
|  |  | 
|  | CompositionRefreshArgs args; | 
|  | args.updatingGeometryThisFrame = true; | 
|  | args.devOptForceClientComposition = false; | 
|  | mOutput->updateAndWriteCompositionState(args); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateAndWriteCompositionStateTest, forcesClientCompositionForAllLayers) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | InjectedLayer layer3; | 
|  |  | 
|  | EXPECT_CALL(*layer1.outputLayer, updateCompositionState(false, true)); | 
|  | EXPECT_CALL(*layer1.outputLayer, writeStateToHWC(false)); | 
|  | EXPECT_CALL(*layer2.outputLayer, updateCompositionState(false, true)); | 
|  | EXPECT_CALL(*layer2.outputLayer, writeStateToHWC(false)); | 
|  | EXPECT_CALL(*layer3.outputLayer, updateCompositionState(false, true)); | 
|  | EXPECT_CALL(*layer3.outputLayer, writeStateToHWC(false)); | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectOutputLayer(layer2); | 
|  | injectOutputLayer(layer3); | 
|  |  | 
|  | mOutput->editState().isEnabled = true; | 
|  |  | 
|  | CompositionRefreshArgs args; | 
|  | args.updatingGeometryThisFrame = false; | 
|  | args.devOptForceClientComposition = true; | 
|  | mOutput->updateAndWriteCompositionState(args); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::prepareFrame() | 
|  | */ | 
|  |  | 
|  | struct OutputPrepareFrameTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD0(chooseCompositionStrategy, void()); | 
|  | }; | 
|  |  | 
|  | OutputPrepareFrameTest() { | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  | } | 
|  |  | 
|  | StrictMock<mock::CompositionEngine> mCompositionEngine; | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputPrepareFrameTest, takesEarlyOutIfNotEnabled) { | 
|  | mOutput.editState().isEnabled = false; | 
|  |  | 
|  | mOutput.prepareFrame(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputPrepareFrameTest, delegatesToChooseCompositionStrategyAndRenderSurface) { | 
|  | mOutput.editState().isEnabled = true; | 
|  | mOutput.editState().usesClientComposition = false; | 
|  | mOutput.editState().usesDeviceComposition = true; | 
|  |  | 
|  | EXPECT_CALL(mOutput, chooseCompositionStrategy()).Times(1); | 
|  | EXPECT_CALL(*mRenderSurface, prepareFrame(false, true)); | 
|  |  | 
|  | mOutput.prepareFrame(); | 
|  | } | 
|  |  | 
|  | // Note: Use OutputTest and not OutputPrepareFrameTest, so the real | 
|  | // base chooseCompositionStrategy() is invoked. | 
|  | TEST_F(OutputTest, prepareFrameSetsClientCompositionOnlyByDefault) { | 
|  | mOutput->editState().isEnabled = true; | 
|  | mOutput->editState().usesClientComposition = false; | 
|  | mOutput->editState().usesDeviceComposition = true; | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, prepareFrame(true, false)); | 
|  |  | 
|  | mOutput->prepareFrame(); | 
|  |  | 
|  | EXPECT_TRUE(mOutput->getState().usesClientComposition); | 
|  | EXPECT_FALSE(mOutput->getState().usesDeviceComposition); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::prepare() | 
|  | */ | 
|  |  | 
|  | struct OutputPrepareTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD2(rebuildLayerStacks, | 
|  | void(const compositionengine::CompositionRefreshArgs&, | 
|  | compositionengine::LayerFESet&)); | 
|  | }; | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | CompositionRefreshArgs mRefreshArgs; | 
|  | LayerFESet mGeomSnapshots; | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputPrepareTest, justInvokesRebuildLayerStacks) { | 
|  | InSequence seq; | 
|  | EXPECT_CALL(mOutput, rebuildLayerStacks(Ref(mRefreshArgs), Ref(mGeomSnapshots))); | 
|  |  | 
|  | mOutput.prepare(mRefreshArgs, mGeomSnapshots); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::rebuildLayerStacks() | 
|  | */ | 
|  |  | 
|  | struct OutputRebuildLayerStacksTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD2(collectVisibleLayers, | 
|  | void(const compositionengine::CompositionRefreshArgs&, | 
|  | compositionengine::Output::CoverageState&)); | 
|  | }; | 
|  |  | 
|  | OutputRebuildLayerStacksTest() { | 
|  | mOutput.mState.isEnabled = true; | 
|  | mOutput.mState.transform = kIdentityTransform; | 
|  | mOutput.mState.bounds = kOutputBounds; | 
|  |  | 
|  | mRefreshArgs.updatingOutputGeometryThisFrame = true; | 
|  |  | 
|  | mCoverageAboveCoveredLayersToSet = Region(Rect(0, 0, 10, 10)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, collectVisibleLayers(Ref(mRefreshArgs), _)) | 
|  | .WillRepeatedly(Invoke(this, &OutputRebuildLayerStacksTest::setTestCoverageValues)); | 
|  | } | 
|  |  | 
|  | void setTestCoverageValues(const CompositionRefreshArgs&, | 
|  | compositionengine::Output::CoverageState& state) { | 
|  | state.aboveCoveredLayers = mCoverageAboveCoveredLayersToSet; | 
|  | state.aboveOpaqueLayers = mCoverageAboveOpaqueLayersToSet; | 
|  | state.dirtyRegion = mCoverageDirtyRegionToSet; | 
|  | } | 
|  |  | 
|  | static const ui::Transform kIdentityTransform; | 
|  | static const ui::Transform kRotate90Transform; | 
|  | static const Rect kOutputBounds; | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | CompositionRefreshArgs mRefreshArgs; | 
|  | LayerFESet mGeomSnapshots; | 
|  | Region mCoverageAboveCoveredLayersToSet; | 
|  | Region mCoverageAboveOpaqueLayersToSet; | 
|  | Region mCoverageDirtyRegionToSet; | 
|  | }; | 
|  |  | 
|  | const ui::Transform OutputRebuildLayerStacksTest::kIdentityTransform{TR_IDENT, 1920, 1080}; | 
|  | const ui::Transform OutputRebuildLayerStacksTest::kRotate90Transform{TR_ROT_90, 1920, 1080}; | 
|  | const Rect OutputRebuildLayerStacksTest::kOutputBounds{0, 0, 1920, 1080}; | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, doesNothingIfNotEnabled) { | 
|  | mOutput.mState.isEnabled = false; | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, doesNothingIfNotUpdatingGeometryThisFrame) { | 
|  | mRefreshArgs.updatingOutputGeometryThisFrame = false; | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, computesUndefinedRegionWithNoRotationAndFullCoverage) { | 
|  | mOutput.mState.transform = kIdentityTransform; | 
|  |  | 
|  | mCoverageAboveOpaqueLayersToSet = Region(Rect(0, 0, 1920, 1080)); | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  |  | 
|  | EXPECT_THAT(mOutput.mState.undefinedRegion, RegionEq(Region(Rect(0, 0, 0, 0)))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, computesUndefinedRegionWithNoRotationAndPartialCoverage) { | 
|  | mOutput.mState.transform = kIdentityTransform; | 
|  |  | 
|  | mCoverageAboveOpaqueLayersToSet = Region(Rect(0, 0, 960, 1080)); | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  |  | 
|  | EXPECT_THAT(mOutput.mState.undefinedRegion, RegionEq(Region(Rect(960, 0, 1920, 1080)))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, computesUndefinedRegionWith90RotationAndFullCoverage) { | 
|  | mOutput.mState.transform = kRotate90Transform; | 
|  |  | 
|  | mCoverageAboveOpaqueLayersToSet = Region(Rect(0, 0, 1080, 1920)); | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  |  | 
|  | EXPECT_THAT(mOutput.mState.undefinedRegion, RegionEq(Region(Rect(0, 0, 0, 0)))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, computesUndefinedRegionWith90RotationAndPartialCoverage) { | 
|  | mOutput.mState.transform = kRotate90Transform; | 
|  |  | 
|  | mCoverageAboveOpaqueLayersToSet = Region(Rect(0, 0, 1080, 960)); | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  |  | 
|  | EXPECT_THAT(mOutput.mState.undefinedRegion, RegionEq(Region(Rect(0, 0, 960, 1080)))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, addsToDirtyRegionWithNoRotation) { | 
|  | mOutput.mState.transform = kIdentityTransform; | 
|  | mOutput.mState.dirtyRegion = Region(Rect(960, 0, 1920, 1080)); | 
|  |  | 
|  | mCoverageDirtyRegionToSet = Region(Rect(0, 0, 960, 1080)); | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  |  | 
|  | EXPECT_THAT(mOutput.mState.dirtyRegion, RegionEq(Region(Rect(0, 0, 1920, 1080)))); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputRebuildLayerStacksTest, addsToDirtyRegionWith90Rotation) { | 
|  | mOutput.mState.transform = kRotate90Transform; | 
|  | mOutput.mState.dirtyRegion = Region(Rect(0, 960, 1080, 1920)); | 
|  |  | 
|  | mCoverageDirtyRegionToSet = Region(Rect(0, 0, 1080, 960)); | 
|  |  | 
|  | mOutput.rebuildLayerStacks(mRefreshArgs, mGeomSnapshots); | 
|  |  | 
|  | EXPECT_THAT(mOutput.mState.dirtyRegion, RegionEq(Region(Rect(0, 0, 1080, 1920)))); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::collectVisibleLayers() | 
|  | */ | 
|  |  | 
|  | struct OutputCollectVisibleLayersTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD2(ensureOutputLayerIfVisible, | 
|  | void(sp<compositionengine::LayerFE>&, | 
|  | compositionengine::Output::CoverageState&)); | 
|  | MOCK_METHOD1(setReleasedLayers, void(const compositionengine::CompositionRefreshArgs&)); | 
|  | MOCK_METHOD0(finalizePendingOutputLayers, void()); | 
|  | }; | 
|  |  | 
|  | struct Layer { | 
|  | Layer() { | 
|  | EXPECT_CALL(outputLayer, getState()).WillRepeatedly(ReturnRef(outputLayerState)); | 
|  | EXPECT_CALL(outputLayer, editState()).WillRepeatedly(ReturnRef(outputLayerState)); | 
|  | } | 
|  |  | 
|  | StrictMock<mock::OutputLayer> outputLayer; | 
|  | impl::OutputLayerCompositionState outputLayerState; | 
|  | sp<StrictMock<mock::LayerFE>> layerFE{new StrictMock<mock::LayerFE>()}; | 
|  | }; | 
|  |  | 
|  | OutputCollectVisibleLayersTest() { | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(3u)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(0)) | 
|  | .WillRepeatedly(Return(&mLayer1.outputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(1)) | 
|  | .WillRepeatedly(Return(&mLayer2.outputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(2)) | 
|  | .WillRepeatedly(Return(&mLayer3.outputLayer)); | 
|  |  | 
|  | mRefreshArgs.layers.push_back(mLayer1.layerFE); | 
|  | mRefreshArgs.layers.push_back(mLayer2.layerFE); | 
|  | mRefreshArgs.layers.push_back(mLayer3.layerFE); | 
|  | } | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | CompositionRefreshArgs mRefreshArgs; | 
|  | LayerFESet mGeomSnapshots; | 
|  | Output::CoverageState mCoverageState{mGeomSnapshots}; | 
|  | Layer mLayer1; | 
|  | Layer mLayer2; | 
|  | Layer mLayer3; | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputCollectVisibleLayersTest, doesMinimalWorkIfNoLayers) { | 
|  | mRefreshArgs.layers.clear(); | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(0u)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, setReleasedLayers(Ref(mRefreshArgs))); | 
|  | EXPECT_CALL(mOutput, finalizePendingOutputLayers()); | 
|  |  | 
|  | mOutput.collectVisibleLayers(mRefreshArgs, mCoverageState); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputCollectVisibleLayersTest, processesCandidateLayersReversedAndSetsOutputLayerZ) { | 
|  | // Enforce a call order sequence for this test. | 
|  | InSequence seq; | 
|  |  | 
|  | // Layer coverage is evaluated from front to back! | 
|  | EXPECT_CALL(mOutput, ensureOutputLayerIfVisible(Eq(mLayer3.layerFE), Ref(mCoverageState))); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayerIfVisible(Eq(mLayer2.layerFE), Ref(mCoverageState))); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayerIfVisible(Eq(mLayer1.layerFE), Ref(mCoverageState))); | 
|  |  | 
|  | EXPECT_CALL(mOutput, setReleasedLayers(Ref(mRefreshArgs))); | 
|  | EXPECT_CALL(mOutput, finalizePendingOutputLayers()); | 
|  |  | 
|  | mOutput.collectVisibleLayers(mRefreshArgs, mCoverageState); | 
|  |  | 
|  | // Ensure all output layers have been assigned a simple/flattened z-order. | 
|  | EXPECT_EQ(0u, mLayer1.outputLayerState.z); | 
|  | EXPECT_EQ(1u, mLayer2.outputLayerState.z); | 
|  | EXPECT_EQ(2u, mLayer3.outputLayerState.z); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::ensureOutputLayerIfVisible() | 
|  | */ | 
|  |  | 
|  | struct OutputEnsureOutputLayerIfVisibleTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_CONST_METHOD1(belongsInOutput, bool(const sp<compositionengine::LayerFE>&)); | 
|  | MOCK_CONST_METHOD1(getOutputLayerOrderedByZByIndex, OutputLayer*(size_t)); | 
|  | MOCK_METHOD2(ensureOutputLayer, | 
|  | compositionengine::OutputLayer*(std::optional<size_t>, const sp<LayerFE>&)); | 
|  | }; | 
|  |  | 
|  | OutputEnsureOutputLayerIfVisibleTest() { | 
|  | EXPECT_CALL(mOutput, belongsInOutput(sp<LayerFE>(mLayer.layerFE))) | 
|  | .WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(1u)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(0u)) | 
|  | .WillRepeatedly(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | mOutput.mState.bounds = Rect(0, 0, 200, 300); | 
|  | mOutput.mState.viewport = Rect(0, 0, 200, 300); | 
|  | mOutput.mState.transform = ui::Transform(TR_IDENT, 200, 300); | 
|  |  | 
|  | mLayer.layerFEState.isVisible = true; | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerBounds = FloatRect{0, 0, 100, 200}; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  | mLayer.layerFEState.transparentRegionHint = Region(Rect(0, 0, 100, 100)); | 
|  |  | 
|  | mLayer.outputLayerState.visibleRegion = Region(Rect(0, 0, 50, 200)); | 
|  | mLayer.outputLayerState.coveredRegion = Region(Rect(50, 0, 100, 200)); | 
|  |  | 
|  | mGeomSnapshots.insert(mLayer.layerFE); | 
|  | } | 
|  |  | 
|  | void ensureOutputLayerIfVisible() { | 
|  | sp<LayerFE> layerFE(mLayer.layerFE); | 
|  | mOutput.ensureOutputLayerIfVisible(layerFE, mCoverageState); | 
|  | } | 
|  |  | 
|  | static const Region kEmptyRegion; | 
|  | static const Region kFullBoundsNoRotation; | 
|  | static const Region kRightHalfBoundsNoRotation; | 
|  | static const Region kLowerHalfBoundsNoRotation; | 
|  | static const Region kFullBounds90Rotation; | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | LayerFESet mGeomSnapshots; | 
|  | Output::CoverageState mCoverageState{mGeomSnapshots}; | 
|  |  | 
|  | NonInjectedLayer mLayer; | 
|  | }; | 
|  |  | 
|  | const Region OutputEnsureOutputLayerIfVisibleTest::kEmptyRegion = Region(Rect(0, 0, 0, 0)); | 
|  | const Region OutputEnsureOutputLayerIfVisibleTest::kFullBoundsNoRotation = | 
|  | Region(Rect(0, 0, 100, 200)); | 
|  | const Region OutputEnsureOutputLayerIfVisibleTest::kRightHalfBoundsNoRotation = | 
|  | Region(Rect(0, 100, 100, 200)); | 
|  | const Region OutputEnsureOutputLayerIfVisibleTest::kLowerHalfBoundsNoRotation = | 
|  | Region(Rect(50, 0, 100, 200)); | 
|  | const Region OutputEnsureOutputLayerIfVisibleTest::kFullBounds90Rotation = | 
|  | Region(Rect(0, 0, 200, 100)); | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, performsGeomLatchBeforeCheckingIfLayerBelongs) { | 
|  | EXPECT_CALL(mOutput, belongsInOutput(sp<LayerFE>(mLayer.layerFE))).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mLayer.layerFE, | 
|  | prepareCompositionState(compositionengine::LayerFE::StateSubset::BasicGeometry)); | 
|  |  | 
|  | mGeomSnapshots.clear(); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | skipsLatchIfAlreadyLatchedBeforeCheckingIfLayerBelongs) { | 
|  | EXPECT_CALL(mOutput, belongsInOutput(sp<LayerFE>(mLayer.layerFE))).WillOnce(Return(false)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, takesEarlyOutIfLayerHasNoCompositionState) { | 
|  | EXPECT_CALL(*mLayer.layerFE, getCompositionState()).WillOnce(Return(nullptr)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, takesEarlyOutIfLayerNotVisible) { | 
|  | mLayer.layerFEState.isVisible = false; | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, takesEarlyOutIfLayerHasEmptyVisibleRegion) { | 
|  | mLayer.layerFEState.geomLayerBounds = FloatRect{0, 0, 0, 0}; | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, takesNotSoEarlyOutifDrawRegionEmpty) { | 
|  | mOutput.mState.bounds = Rect(0, 0, 0, 0); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesCreatingOutputLayerForOpaqueDirtyNotRotatedLayer) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(std::nullopt), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesUpdatingOutputLayerForOpaqueDirtyNotRotatedLayer) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesCreatingOutputLayerForTransparentDirtyNotRotatedLayer) { | 
|  | mLayer.layerFEState.isOpaque = false; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(std::nullopt), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kEmptyRegion)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kRightHalfBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesUpdatingOutputLayerForTransparentDirtyNotRotatedLayer) { | 
|  | mLayer.layerFEState.isOpaque = false; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kEmptyRegion)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kRightHalfBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesCreatingOutputLayerForOpaqueNonDirtyNotRotatedLayer) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = false; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(std::nullopt), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesUpdatingOutputLayerForOpaqueNonDirtyNotRotatedLayer) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = false; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kLowerHalfBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesCreatingOutputLayerForOpaqueDirtyRotated90Layer) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerBounds = FloatRect{0, 0, 200, 100}; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_ROT_90, 100, 200); | 
|  | mLayer.outputLayerState.visibleRegion = Region(Rect(0, 0, 100, 100)); | 
|  | mLayer.outputLayerState.coveredRegion = Region(Rect(100, 0, 200, 100)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(std::nullopt), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesUpdatingOutputLayerForOpaqueDirtyRotated90Layer) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerBounds = FloatRect{0, 0, 200, 100}; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_ROT_90, 100, 200); | 
|  | mLayer.outputLayerState.visibleRegion = Region(Rect(0, 0, 100, 100)); | 
|  | mLayer.outputLayerState.coveredRegion = Region(Rect(100, 0, 200, 100)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesCreatingOutputLayerForOpaqueDirtyNotRotatedLayerRotatedOutput) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | mOutput.mState.viewport = Rect(0, 0, 300, 200); | 
|  | mOutput.mState.transform = ui::Transform(TR_ROT_90, 200, 300); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(std::nullopt), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBounds90Rotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesUpdatingOutputLayerForOpaqueDirtyNotRotatedLayerRotatedOutput) { | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | mOutput.mState.viewport = Rect(0, 0, 300, 200); | 
|  | mOutput.mState.transform = ui::Transform(TR_ROT_90, 200, 300); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kFullBoundsNoRotation)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kFullBoundsNoRotation)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kFullBounds90Rotation)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, | 
|  | handlesCreatingOutputLayerForOpaqueDirtyArbitraryTransformLayer) { | 
|  | ui::Transform arbitraryTransform; | 
|  | arbitraryTransform.set(1, 1, -1, 1); | 
|  | arbitraryTransform.set(0, 100); | 
|  |  | 
|  | mLayer.layerFEState.isOpaque = true; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerBounds = FloatRect{0, 0, 100, 200}; | 
|  | mLayer.layerFEState.geomLayerTransform = arbitraryTransform; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(std::nullopt), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | const Region kRegion = Region(Rect(0, 0, 300, 300)); | 
|  | const Region kRegionClipped = Region(Rect(0, 0, 200, 300)); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kRegion)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kRegion)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kEmptyRegion)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, RegionEq(kRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kEmptyRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, RegionEq(kRegionClipped)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, coverageAccumulatesTest) { | 
|  | mLayer.layerFEState.isOpaque = false; | 
|  | mLayer.layerFEState.contentDirty = true; | 
|  | mLayer.layerFEState.geomLayerTransform = ui::Transform(TR_IDENT, 100, 200); | 
|  |  | 
|  | mCoverageState.dirtyRegion = Region(Rect(0, 0, 500, 500)); | 
|  | mCoverageState.aboveCoveredLayers = Region(Rect(50, 0, 150, 200)); | 
|  | mCoverageState.aboveOpaqueLayers = Region(Rect(50, 0, 150, 200)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | const Region kExpectedDirtyRegion = Region(Rect(0, 0, 500, 500)); | 
|  | const Region kExpectedAboveCoveredRegion = Region(Rect(0, 0, 150, 200)); | 
|  | const Region kExpectedAboveOpaqueRegion = Region(Rect(50, 0, 150, 200)); | 
|  | const Region kExpectedLayerVisibleRegion = Region(Rect(0, 0, 50, 200)); | 
|  | const Region kExpectedLayerCoveredRegion = Region(Rect(50, 0, 100, 200)); | 
|  | const Region kExpectedLayerVisibleNonTransparentRegion = Region(Rect(0, 100, 50, 200)); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kExpectedDirtyRegion)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kExpectedAboveCoveredRegion)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kExpectedAboveOpaqueRegion)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kExpectedLayerVisibleRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kExpectedLayerVisibleNonTransparentRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kExpectedLayerCoveredRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, | 
|  | RegionEq(kExpectedLayerVisibleRegion)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, coverageAccumulatesWithShadowsTest) { | 
|  | ui::Transform translate; | 
|  | translate.set(50, 50); | 
|  | mLayer.layerFEState.geomLayerTransform = translate; | 
|  | mLayer.layerFEState.shadowRadius = 10.0f; | 
|  |  | 
|  | mCoverageState.dirtyRegion = Region(Rect(0, 0, 500, 500)); | 
|  | // half of the layer including the casting shadow is covered and opaque | 
|  | mCoverageState.aboveCoveredLayers = Region(Rect(40, 40, 100, 260)); | 
|  | mCoverageState.aboveOpaqueLayers = Region(Rect(40, 40, 100, 260)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | const Region kExpectedDirtyRegion = Region(Rect(0, 0, 500, 500)); | 
|  | const Region kExpectedAboveCoveredRegion = Region(Rect(40, 40, 160, 260)); | 
|  | // add starting opaque region to the opaque half of the casting layer bounds | 
|  | const Region kExpectedAboveOpaqueRegion = | 
|  | Region(Rect(40, 40, 100, 260)).orSelf(Rect(100, 50, 150, 250)); | 
|  | const Region kExpectedLayerVisibleRegion = Region(Rect(100, 40, 160, 260)); | 
|  | const Region kExpectedoutputSpaceLayerVisibleRegion = Region(Rect(100, 50, 150, 250)); | 
|  | const Region kExpectedLayerCoveredRegion = Region(Rect(40, 40, 100, 260)); | 
|  | const Region kExpectedLayerVisibleNonTransparentRegion = Region(Rect(100, 40, 160, 260)); | 
|  | const Region kExpectedLayerShadowRegion = | 
|  | Region(Rect(40, 40, 160, 260)).subtractSelf(Rect(50, 50, 150, 250)); | 
|  |  | 
|  | EXPECT_THAT(mCoverageState.dirtyRegion, RegionEq(kExpectedDirtyRegion)); | 
|  | EXPECT_THAT(mCoverageState.aboveCoveredLayers, RegionEq(kExpectedAboveCoveredRegion)); | 
|  | EXPECT_THAT(mCoverageState.aboveOpaqueLayers, RegionEq(kExpectedAboveOpaqueRegion)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kExpectedLayerVisibleRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleNonTransparentRegion, | 
|  | RegionEq(kExpectedLayerVisibleNonTransparentRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.coveredRegion, RegionEq(kExpectedLayerCoveredRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.outputSpaceVisibleRegion, | 
|  | RegionEq(kExpectedoutputSpaceLayerVisibleRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.shadowRegion, RegionEq(kExpectedLayerShadowRegion)); | 
|  | EXPECT_FALSE(kExpectedLayerVisibleRegion.subtract(kExpectedLayerShadowRegion).isEmpty()); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, shadowRegionOnlyTest) { | 
|  | ui::Transform translate; | 
|  | translate.set(50, 50); | 
|  | mLayer.layerFEState.geomLayerTransform = translate; | 
|  | mLayer.layerFEState.shadowRadius = 10.0f; | 
|  |  | 
|  | mCoverageState.dirtyRegion = Region(Rect(0, 0, 500, 500)); | 
|  | // Casting layer is covered by an opaque region leaving only part of its shadow to be drawn | 
|  | mCoverageState.aboveCoveredLayers = Region(Rect(40, 40, 150, 260)); | 
|  | mCoverageState.aboveOpaqueLayers = Region(Rect(40, 40, 150, 260)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, ensureOutputLayer(Eq(0u), Eq(mLayer.layerFE))) | 
|  | .WillOnce(Return(&mLayer.outputLayer)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  |  | 
|  | const Region kExpectedLayerVisibleRegion = Region(Rect(150, 40, 160, 260)); | 
|  | const Region kExpectedLayerShadowRegion = | 
|  | Region(Rect(40, 40, 160, 260)).subtractSelf(Rect(50, 50, 150, 250)); | 
|  |  | 
|  | EXPECT_THAT(mLayer.outputLayerState.visibleRegion, RegionEq(kExpectedLayerVisibleRegion)); | 
|  | EXPECT_THAT(mLayer.outputLayerState.shadowRegion, RegionEq(kExpectedLayerShadowRegion)); | 
|  | EXPECT_TRUE(kExpectedLayerVisibleRegion.subtract(kExpectedLayerShadowRegion).isEmpty()); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputEnsureOutputLayerIfVisibleTest, takesNotSoEarlyOutifLayerWithShadowIsCovered) { | 
|  | ui::Transform translate; | 
|  | translate.set(50, 50); | 
|  | mLayer.layerFEState.geomLayerTransform = translate; | 
|  | mLayer.layerFEState.shadowRadius = 10.0f; | 
|  |  | 
|  | mCoverageState.dirtyRegion = Region(Rect(0, 0, 500, 500)); | 
|  | // Casting layer and its shadows are covered by an opaque region | 
|  | mCoverageState.aboveCoveredLayers = Region(Rect(40, 40, 160, 260)); | 
|  | mCoverageState.aboveOpaqueLayers = Region(Rect(40, 40, 160, 260)); | 
|  |  | 
|  | ensureOutputLayerIfVisible(); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::present() | 
|  | */ | 
|  |  | 
|  | struct OutputPresentTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD1(updateColorProfile, void(const compositionengine::CompositionRefreshArgs&)); | 
|  | MOCK_METHOD1(updateAndWriteCompositionState, | 
|  | void(const compositionengine::CompositionRefreshArgs&)); | 
|  | MOCK_METHOD1(setColorTransform, void(const compositionengine::CompositionRefreshArgs&)); | 
|  | MOCK_METHOD0(beginFrame, void()); | 
|  | MOCK_METHOD0(prepareFrame, void()); | 
|  | MOCK_METHOD1(devOptRepaintFlash, void(const compositionengine::CompositionRefreshArgs&)); | 
|  | MOCK_METHOD1(finishFrame, void(const compositionengine::CompositionRefreshArgs&)); | 
|  | MOCK_METHOD0(postFramebuffer, void()); | 
|  | }; | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputPresentTest, justInvokesChildFunctionsInSequence) { | 
|  | CompositionRefreshArgs args; | 
|  |  | 
|  | InSequence seq; | 
|  | EXPECT_CALL(mOutput, updateColorProfile(Ref(args))); | 
|  | EXPECT_CALL(mOutput, updateAndWriteCompositionState(Ref(args))); | 
|  | EXPECT_CALL(mOutput, setColorTransform(Ref(args))); | 
|  | EXPECT_CALL(mOutput, beginFrame()); | 
|  | EXPECT_CALL(mOutput, prepareFrame()); | 
|  | EXPECT_CALL(mOutput, devOptRepaintFlash(Ref(args))); | 
|  | EXPECT_CALL(mOutput, finishFrame(Ref(args))); | 
|  | EXPECT_CALL(mOutput, postFramebuffer()); | 
|  |  | 
|  | mOutput.present(args); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::updateColorProfile() | 
|  | */ | 
|  |  | 
|  | struct OutputUpdateColorProfileTest : public testing::Test { | 
|  | using TestType = OutputUpdateColorProfileTest; | 
|  |  | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD1(setColorProfile, void(const ColorProfile&)); | 
|  | }; | 
|  |  | 
|  | struct Layer { | 
|  | Layer() { | 
|  | EXPECT_CALL(mOutputLayer, getLayerFE()).WillRepeatedly(ReturnRef(mLayerFE)); | 
|  | EXPECT_CALL(mLayerFE, getCompositionState()).WillRepeatedly(Return(&mLayerFEState)); | 
|  | } | 
|  |  | 
|  | StrictMock<mock::OutputLayer> mOutputLayer; | 
|  | StrictMock<mock::LayerFE> mLayerFE; | 
|  | LayerFECompositionState mLayerFEState; | 
|  | }; | 
|  |  | 
|  | OutputUpdateColorProfileTest() { | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(0)) | 
|  | .WillRepeatedly(Return(&mLayer1.mOutputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(1)) | 
|  | .WillRepeatedly(Return(&mLayer2.mOutputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(2)) | 
|  | .WillRepeatedly(Return(&mLayer3.mOutputLayer)); | 
|  | } | 
|  |  | 
|  | struct ExecuteState : public CallOrderStateMachineHelper<TestType, ExecuteState> { | 
|  | void execute() { getInstance()->mOutput.updateColorProfile(getInstance()->mRefreshArgs); } | 
|  | }; | 
|  |  | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  |  | 
|  | Layer mLayer1; | 
|  | Layer mLayer2; | 
|  | Layer mLayer3; | 
|  |  | 
|  | CompositionRefreshArgs mRefreshArgs; | 
|  | }; | 
|  |  | 
|  | // TODO(b/144522012): Refactor Output::updateColorProfile and the related code | 
|  | // to make it easier to write unit tests. | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest, setsAColorProfileWhenUnmanaged) { | 
|  | // When the outputColorSetting is set to kUnmanaged, the implementation sets | 
|  | // a simple default color profile without looking at anything else. | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(3u)); | 
|  | EXPECT_CALL(mOutput, | 
|  | setColorProfile(ColorProfileEq( | 
|  | ColorProfile{ui::ColorMode::NATIVE, ui::Dataspace::UNKNOWN, | 
|  | ui::RenderIntent::COLORIMETRIC, ui::Dataspace::UNKNOWN}))); | 
|  |  | 
|  | mRefreshArgs.outputColorSetting = OutputColorSetting::kUnmanaged; | 
|  | mRefreshArgs.colorSpaceAgnosticDataspace = ui::Dataspace::UNKNOWN; | 
|  |  | 
|  | mOutput.updateColorProfile(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | struct OutputUpdateColorProfileTest_GetBestColorModeResultBecomesSetProfile | 
|  | : public OutputUpdateColorProfileTest { | 
|  | OutputUpdateColorProfileTest_GetBestColorModeResultBecomesSetProfile() { | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(0u)); | 
|  | mRefreshArgs.outputColorSetting = OutputColorSetting::kEnhanced; | 
|  | mRefreshArgs.colorSpaceAgnosticDataspace = ui::Dataspace::UNKNOWN; | 
|  | } | 
|  |  | 
|  | struct ExpectBestColorModeCallResultUsedToSetColorProfileState | 
|  | : public CallOrderStateMachineHelper< | 
|  | TestType, ExpectBestColorModeCallResultUsedToSetColorProfileState> { | 
|  | [[nodiscard]] auto expectBestColorModeCallResultUsedToSetColorProfile( | 
|  | ui::ColorMode colorMode, ui::Dataspace dataspace, ui::RenderIntent renderIntent) { | 
|  | EXPECT_CALL(*getInstance()->mDisplayColorProfile, | 
|  | getBestColorMode(ui::Dataspace::V0_SRGB, ui::RenderIntent::ENHANCE, _, _, | 
|  | _)) | 
|  | .WillOnce(DoAll(SetArgPointee<2>(dataspace), SetArgPointee<3>(colorMode), | 
|  | SetArgPointee<4>(renderIntent))); | 
|  | EXPECT_CALL(getInstance()->mOutput, | 
|  | setColorProfile( | 
|  | ColorProfileEq(ColorProfile{colorMode, dataspace, renderIntent, | 
|  | ui::Dataspace::UNKNOWN}))); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Call this member function to start using the mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { | 
|  | return ExpectBestColorModeCallResultUsedToSetColorProfileState::make(this); | 
|  | } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_GetBestColorModeResultBecomesSetProfile, | 
|  | Native_Unknown_Colorimetric_Set) { | 
|  | verify().expectBestColorModeCallResultUsedToSetColorProfile(ui::ColorMode::NATIVE, | 
|  | ui::Dataspace::UNKNOWN, | 
|  | ui::RenderIntent::COLORIMETRIC) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_GetBestColorModeResultBecomesSetProfile, | 
|  | DisplayP3_DisplayP3_Enhance_Set) { | 
|  | verify().expectBestColorModeCallResultUsedToSetColorProfile(ui::ColorMode::DISPLAY_P3, | 
|  | ui::Dataspace::DISPLAY_P3, | 
|  | ui::RenderIntent::ENHANCE) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | struct OutputUpdateColorProfileTest_ColorSpaceAgnosticeDataspaceAffectsSetColorProfile | 
|  | : public OutputUpdateColorProfileTest { | 
|  | OutputUpdateColorProfileTest_ColorSpaceAgnosticeDataspaceAffectsSetColorProfile() { | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(0u)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, | 
|  | getBestColorMode(ui::Dataspace::V0_SRGB, ui::RenderIntent::ENHANCE, _, _, _)) | 
|  | .WillRepeatedly(DoAll(SetArgPointee<2>(ui::Dataspace::UNKNOWN), | 
|  | SetArgPointee<3>(ui::ColorMode::NATIVE), | 
|  | SetArgPointee<4>(ui::RenderIntent::COLORIMETRIC))); | 
|  | mRefreshArgs.outputColorSetting = OutputColorSetting::kEnhanced; | 
|  | } | 
|  |  | 
|  | struct IfColorSpaceAgnosticDataspaceSetToState | 
|  | : public CallOrderStateMachineHelper<TestType, IfColorSpaceAgnosticDataspaceSetToState> { | 
|  | [[nodiscard]] auto ifColorSpaceAgnosticDataspaceSetTo(ui::Dataspace dataspace) { | 
|  | getInstance()->mRefreshArgs.colorSpaceAgnosticDataspace = dataspace; | 
|  | return nextState<ThenExpectSetColorProfileCallUsesColorSpaceAgnosticDataspaceState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct ThenExpectSetColorProfileCallUsesColorSpaceAgnosticDataspaceState | 
|  | : public CallOrderStateMachineHelper< | 
|  | TestType, ThenExpectSetColorProfileCallUsesColorSpaceAgnosticDataspaceState> { | 
|  | [[nodiscard]] auto thenExpectSetColorProfileCallUsesColorSpaceAgnosticDataspace( | 
|  | ui::Dataspace dataspace) { | 
|  | EXPECT_CALL(getInstance()->mOutput, | 
|  | setColorProfile(ColorProfileEq( | 
|  | ColorProfile{ui::ColorMode::NATIVE, ui::Dataspace::UNKNOWN, | 
|  | ui::RenderIntent::COLORIMETRIC, dataspace}))); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Call this member function to start using the mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return IfColorSpaceAgnosticDataspaceSetToState::make(this); } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_ColorSpaceAgnosticeDataspaceAffectsSetColorProfile, DisplayP3) { | 
|  | verify().ifColorSpaceAgnosticDataspaceSetTo(ui::Dataspace::DISPLAY_P3) | 
|  | .thenExpectSetColorProfileCallUsesColorSpaceAgnosticDataspace(ui::Dataspace::DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_ColorSpaceAgnosticeDataspaceAffectsSetColorProfile, V0_SRGB) { | 
|  | verify().ifColorSpaceAgnosticDataspaceSetTo(ui::Dataspace::V0_SRGB) | 
|  | .thenExpectSetColorProfileCallUsesColorSpaceAgnosticDataspace(ui::Dataspace::V0_SRGB) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | struct OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference | 
|  | : public OutputUpdateColorProfileTest { | 
|  | // Internally the implementation looks through the dataspaces of all the | 
|  | // visible layers. The topmost one that also has an actual dataspace | 
|  | // preference set is used to drive subsequent choices. | 
|  |  | 
|  | OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference() { | 
|  | mRefreshArgs.outputColorSetting = OutputColorSetting::kEnhanced; | 
|  | mRefreshArgs.colorSpaceAgnosticDataspace = ui::Dataspace::UNKNOWN; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(3u)); | 
|  | EXPECT_CALL(mOutput, setColorProfile(_)).WillRepeatedly(Return()); | 
|  | } | 
|  |  | 
|  | struct IfTopLayerDataspaceState | 
|  | : public CallOrderStateMachineHelper<TestType, IfTopLayerDataspaceState> { | 
|  | [[nodiscard]] auto ifTopLayerIs(ui::Dataspace dataspace) { | 
|  | getInstance()->mLayer3.mLayerFEState.dataspace = dataspace; | 
|  | return nextState<AndIfMiddleLayerDataspaceState>(); | 
|  | } | 
|  | [[nodiscard]] auto ifTopLayerHasNoPreference() { | 
|  | return ifTopLayerIs(ui::Dataspace::UNKNOWN); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct AndIfMiddleLayerDataspaceState | 
|  | : public CallOrderStateMachineHelper<TestType, AndIfMiddleLayerDataspaceState> { | 
|  | [[nodiscard]] auto andIfMiddleLayerIs(ui::Dataspace dataspace) { | 
|  | getInstance()->mLayer2.mLayerFEState.dataspace = dataspace; | 
|  | return nextState<AndIfBottomLayerDataspaceState>(); | 
|  | } | 
|  | [[nodiscard]] auto andIfMiddleLayerHasNoPreference() { | 
|  | return andIfMiddleLayerIs(ui::Dataspace::UNKNOWN); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct AndIfBottomLayerDataspaceState | 
|  | : public CallOrderStateMachineHelper<TestType, AndIfBottomLayerDataspaceState> { | 
|  | [[nodiscard]] auto andIfBottomLayerIs(ui::Dataspace dataspace) { | 
|  | getInstance()->mLayer1.mLayerFEState.dataspace = dataspace; | 
|  | return nextState<ThenExpectBestColorModeCallUsesState>(); | 
|  | } | 
|  | [[nodiscard]] auto andIfBottomLayerHasNoPreference() { | 
|  | return andIfBottomLayerIs(ui::Dataspace::UNKNOWN); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct ThenExpectBestColorModeCallUsesState | 
|  | : public CallOrderStateMachineHelper<TestType, ThenExpectBestColorModeCallUsesState> { | 
|  | [[nodiscard]] auto thenExpectBestColorModeCallUses(ui::Dataspace dataspace) { | 
|  | EXPECT_CALL(*getInstance()->mDisplayColorProfile, | 
|  | getBestColorMode(dataspace, _, _, _, _)); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Call this member function to start using the mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return IfTopLayerDataspaceState::make(this); } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference, | 
|  | noStrongLayerPrefenceUses_V0_SRGB) { | 
|  | // If none of the layers indicate a preference, then V0_SRGB is the | 
|  | // preferred choice (subject to additional checks). | 
|  | verify().ifTopLayerHasNoPreference() | 
|  | .andIfMiddleLayerHasNoPreference() | 
|  | .andIfBottomLayerHasNoPreference() | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::V0_SRGB) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference, | 
|  | ifTopmostUses_DisplayP3_Then_DisplayP3_Chosen) { | 
|  | // If only the topmost layer has a preference, then that is what is chosen. | 
|  | verify().ifTopLayerIs(ui::Dataspace::DISPLAY_P3) | 
|  | .andIfMiddleLayerHasNoPreference() | 
|  | .andIfBottomLayerHasNoPreference() | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference, | 
|  | ifMiddleUses_DisplayP3_Then_DisplayP3_Chosen) { | 
|  | // If only the middle layer has a preference, that that is what is chosen. | 
|  | verify().ifTopLayerHasNoPreference() | 
|  | .andIfMiddleLayerIs(ui::Dataspace::DISPLAY_P3) | 
|  | .andIfBottomLayerHasNoPreference() | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference, | 
|  | ifBottomUses_DisplayP3_Then_DisplayP3_Chosen) { | 
|  | // If only the middle layer has a preference, that that is what is chosen. | 
|  | verify().ifTopLayerHasNoPreference() | 
|  | .andIfMiddleLayerHasNoPreference() | 
|  | .andIfBottomLayerIs(ui::Dataspace::DISPLAY_P3) | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference, | 
|  | ifTopUses_DisplayBT2020_AndBottomUses_DisplayP3_Then_DisplayBT2020_Chosen) { | 
|  | // If multiple layers have a preference, the topmost value is what is used. | 
|  | verify().ifTopLayerIs(ui::Dataspace::DISPLAY_BT2020) | 
|  | .andIfMiddleLayerHasNoPreference() | 
|  | .andIfBottomLayerIs(ui::Dataspace::DISPLAY_P3) | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::DISPLAY_BT2020) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_TopmostLayerPreferenceSetsOutputPreference, | 
|  | ifTopUses_DisplayP3_AndBottomUses_V0_SRGB_Then_DisplayP3_Chosen) { | 
|  | // If multiple layers have a preference, the topmost value is what is used. | 
|  | verify().ifTopLayerIs(ui::Dataspace::DISPLAY_P3) | 
|  | .andIfMiddleLayerHasNoPreference() | 
|  | .andIfBottomLayerIs(ui::Dataspace::DISPLAY_BT2020) | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | struct OutputUpdateColorProfileTest_ForceOutputColorOverrides | 
|  | : public OutputUpdateColorProfileTest { | 
|  | // If CompositionRefreshArgs::forceOutputColorMode is set to some specific | 
|  | // values, it overrides the layer dataspace choice. | 
|  |  | 
|  | OutputUpdateColorProfileTest_ForceOutputColorOverrides() { | 
|  | mRefreshArgs.outputColorSetting = OutputColorSetting::kEnhanced; | 
|  | mRefreshArgs.colorSpaceAgnosticDataspace = ui::Dataspace::UNKNOWN; | 
|  |  | 
|  | mLayer1.mLayerFEState.dataspace = ui::Dataspace::DISPLAY_BT2020; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(1u)); | 
|  | EXPECT_CALL(mOutput, setColorProfile(_)).WillRepeatedly(Return()); | 
|  | } | 
|  |  | 
|  | struct IfForceOutputColorModeState | 
|  | : public CallOrderStateMachineHelper<TestType, IfForceOutputColorModeState> { | 
|  | [[nodiscard]] auto ifForceOutputColorMode(ui::ColorMode colorMode) { | 
|  | getInstance()->mRefreshArgs.forceOutputColorMode = colorMode; | 
|  | return nextState<ThenExpectBestColorModeCallUsesState>(); | 
|  | } | 
|  | [[nodiscard]] auto ifNoOverride() { return ifForceOutputColorMode(ui::ColorMode::NATIVE); } | 
|  | }; | 
|  |  | 
|  | struct ThenExpectBestColorModeCallUsesState | 
|  | : public CallOrderStateMachineHelper<TestType, ThenExpectBestColorModeCallUsesState> { | 
|  | [[nodiscard]] auto thenExpectBestColorModeCallUses(ui::Dataspace dataspace) { | 
|  | EXPECT_CALL(*getInstance()->mDisplayColorProfile, | 
|  | getBestColorMode(dataspace, _, _, _, _)); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Call this member function to start using the mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return IfForceOutputColorModeState::make(this); } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_ForceOutputColorOverrides, NoOverride_DoesNotOverride) { | 
|  | // By default the layer state is used to set the preferred dataspace | 
|  | verify().ifNoOverride() | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::DISPLAY_BT2020) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_ForceOutputColorOverrides, SRGB_Override_USES_V0_SRGB) { | 
|  | // Setting ui::ColorMode::SRGB overrides it with ui::Dataspace::V0_SRGB | 
|  | verify().ifForceOutputColorMode(ui::ColorMode::SRGB) | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::V0_SRGB) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_ForceOutputColorOverrides, DisplayP3_Override_Uses_DisplayP3) { | 
|  | // Setting ui::ColorMode::DISPLAY_P3 overrides it with ui::Dataspace::DISPLAY_P3 | 
|  | verify().ifForceOutputColorMode(ui::ColorMode::DISPLAY_P3) | 
|  | .thenExpectBestColorModeCallUses(ui::Dataspace::DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | // HDR output requires all layers to be compatible with the chosen HDR | 
|  | // dataspace, along with there being proper support. | 
|  | struct OutputUpdateColorProfileTest_Hdr : public OutputUpdateColorProfileTest { | 
|  | OutputUpdateColorProfileTest_Hdr() { | 
|  | mRefreshArgs.outputColorSetting = OutputColorSetting::kEnhanced; | 
|  | mRefreshArgs.colorSpaceAgnosticDataspace = ui::Dataspace::UNKNOWN; | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(2u)); | 
|  | EXPECT_CALL(mOutput, setColorProfile(_)).WillRepeatedly(Return()); | 
|  | } | 
|  |  | 
|  | static constexpr ui::Dataspace kNonHdrDataspace = ui::Dataspace::DISPLAY_P3; | 
|  | static constexpr ui::Dataspace BT2020_PQ = ui::Dataspace::BT2020_PQ; | 
|  | static constexpr ui::Dataspace BT2020_HLG = ui::Dataspace::BT2020_HLG; | 
|  | static constexpr ui::Dataspace DISPLAY_P3 = ui::Dataspace::DISPLAY_P3; | 
|  |  | 
|  | struct IfTopLayerDataspaceState | 
|  | : public CallOrderStateMachineHelper<TestType, IfTopLayerDataspaceState> { | 
|  | [[nodiscard]] auto ifTopLayerIs(ui::Dataspace dataspace) { | 
|  | getInstance()->mLayer2.mLayerFEState.dataspace = dataspace; | 
|  | return nextState<AndTopLayerCompositionTypeState>(); | 
|  | } | 
|  | [[nodiscard]] auto ifTopLayerIsNotHdr() { return ifTopLayerIs(kNonHdrDataspace); } | 
|  | }; | 
|  |  | 
|  | struct AndTopLayerCompositionTypeState | 
|  | : public CallOrderStateMachineHelper<TestType, AndTopLayerCompositionTypeState> { | 
|  | [[nodiscard]] auto andTopLayerIsREComposed(bool renderEngineComposed) { | 
|  | getInstance()->mLayer2.mLayerFEState.forceClientComposition = renderEngineComposed; | 
|  | return nextState<AndIfBottomLayerDataspaceState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct AndIfBottomLayerDataspaceState | 
|  | : public CallOrderStateMachineHelper<TestType, AndIfBottomLayerDataspaceState> { | 
|  | [[nodiscard]] auto andIfBottomLayerIs(ui::Dataspace dataspace) { | 
|  | getInstance()->mLayer1.mLayerFEState.dataspace = dataspace; | 
|  | return nextState<AndBottomLayerCompositionTypeState>(); | 
|  | } | 
|  | [[nodiscard]] auto andIfBottomLayerIsNotHdr() { | 
|  | return andIfBottomLayerIs(kNonHdrDataspace); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct AndBottomLayerCompositionTypeState | 
|  | : public CallOrderStateMachineHelper<TestType, AndBottomLayerCompositionTypeState> { | 
|  | [[nodiscard]] auto andBottomLayerIsREComposed(bool renderEngineComposed) { | 
|  | getInstance()->mLayer1.mLayerFEState.forceClientComposition = renderEngineComposed; | 
|  | return nextState<AndIfHasLegacySupportState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct AndIfHasLegacySupportState | 
|  | : public CallOrderStateMachineHelper<TestType, AndIfHasLegacySupportState> { | 
|  | [[nodiscard]] auto andIfLegacySupportFor(ui::Dataspace dataspace, bool legacySupport) { | 
|  | EXPECT_CALL(*getInstance()->mDisplayColorProfile, hasLegacyHdrSupport(dataspace)) | 
|  | .WillOnce(Return(legacySupport)); | 
|  | return nextState<ThenExpectBestColorModeCallUsesState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct ThenExpectBestColorModeCallUsesState | 
|  | : public CallOrderStateMachineHelper<TestType, ThenExpectBestColorModeCallUsesState> { | 
|  | [[nodiscard]] auto thenExpectBestColorModeCallUses(ui::Dataspace dataspace) { | 
|  | EXPECT_CALL(*getInstance()->mDisplayColorProfile, | 
|  | getBestColorMode(dataspace, _, _, _, _)); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Call this member function to start using the mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return IfTopLayerDataspaceState::make(this); } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_HW_On_PQ_HW_Uses_PQ) { | 
|  | // If all layers use BT2020_PQ, and there are no other special conditions, | 
|  | // BT2020_PQ is used. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_PQ) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_HW_On_PQ_HW_IfPQHasLegacySupport_Uses_DisplayP3) { | 
|  | // BT2020_PQ is not used if there is only legacy support for it. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, true) | 
|  | .thenExpectBestColorModeCallUses(DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_HW_On_PQ_RE_Uses_PQ) { | 
|  | // BT2020_PQ is still used if the bottom layer is RenderEngine composed. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(true) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_PQ) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_RE_On_PQ_HW_Uses_DisplayP3) { | 
|  | // BT2020_PQ is not used if the top layer is RenderEngine composed. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(true) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_HW_On_HLG_HW_Uses_PQ) { | 
|  | // If there is mixed HLG/PQ use, and the topmost layer is PQ, then PQ is used if there | 
|  | // are no other special conditions. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_PQ) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_HW_On_HLG_HW_IfPQHasLegacySupport_Uses_DisplayP3) { | 
|  | // BT2020_PQ is not used if there is only legacy support for it. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, true) | 
|  | .thenExpectBestColorModeCallUses(DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_HW_On_HLG_RE_Uses_PQ) { | 
|  | // BT2020_PQ is used if the bottom HLG layer is RenderEngine composed. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(true) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_PQ) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_RE_On_HLG_HW_Uses_DisplayP3) { | 
|  | // BT2020_PQ is not used if the top PQ layer is RenderEngine composed. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(true) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_HW_On_PQ_HW_Uses_PQ) { | 
|  | // If there is mixed HLG/PQ use, and the topmost layer is HLG, then PQ is | 
|  | // used if there are no other special conditions. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_PQ) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_HW_On_PQ_HW_IfPQHasLegacySupport_Uses_DisplayP3) { | 
|  | // BT2020_PQ is not used if there is only legacy support for it. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, true) | 
|  | .thenExpectBestColorModeCallUses(DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_HW_On_PQ_RE_Uses_DisplayP3) { | 
|  | // BT2020_PQ is not used if the bottom PQ layer is RenderEngine composed. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(true) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_RE_On_PQ_HW_Uses_PQ) { | 
|  | // BT2020_PQ is still used if the top HLG layer is RenderEngine composed. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(true) | 
|  | .andIfBottomLayerIs(BT2020_PQ) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_PQ) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_HW_On_HLG_HW_Uses_HLG) { | 
|  | // If all layers use HLG then HLG is used if there are no other special | 
|  | // conditions. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_HLG, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_HLG) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_HW_On_HLG_HW_IfPQHasLegacySupport_Uses_DisplayP3) { | 
|  | // BT2020_HLG is not used if there is legacy support for it. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_HLG, true) | 
|  | .thenExpectBestColorModeCallUses(DISPLAY_P3) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_HW_On_HLG_RE_Uses_HLG) { | 
|  | // BT2020_HLG is used even if the bottom layer is client composed. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(true) | 
|  | .andIfLegacySupportFor(BT2020_HLG, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_HLG) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_RE_On_HLG_HW_Uses_HLG) { | 
|  | // BT2020_HLG is used even if the top layer is client composed. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(true) | 
|  | .andIfBottomLayerIs(BT2020_HLG) | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_HLG, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_HLG) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, PQ_HW_On_NonHdr_HW_Uses_PQ) { | 
|  | // Even if there are non-HDR layers present, BT2020_PQ can still be used. | 
|  | verify().ifTopLayerIs(BT2020_PQ) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIsNotHdr() | 
|  | .andBottomLayerIsREComposed(false) | 
|  | .andIfLegacySupportFor(BT2020_PQ, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_PQ) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfileTest_Hdr, HLG_HW_On_NonHdr_RE_Uses_HLG) { | 
|  | // If all layers use HLG then HLG is used if there are no other special | 
|  | // conditions. | 
|  | verify().ifTopLayerIs(BT2020_HLG) | 
|  | .andTopLayerIsREComposed(false) | 
|  | .andIfBottomLayerIsNotHdr() | 
|  | .andBottomLayerIsREComposed(true) | 
|  | .andIfLegacySupportFor(BT2020_HLG, false) | 
|  | .thenExpectBestColorModeCallUses(BT2020_HLG) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | struct OutputUpdateColorProfile_AffectsChosenRenderIntentTest | 
|  | : public OutputUpdateColorProfileTest { | 
|  | // The various values for CompositionRefreshArgs::outputColorSetting affect | 
|  | // the chosen renderIntent, along with whether the preferred dataspace is an | 
|  | // HDR dataspace or not. | 
|  |  | 
|  | OutputUpdateColorProfile_AffectsChosenRenderIntentTest() { | 
|  | mRefreshArgs.outputColorSetting = OutputColorSetting::kEnhanced; | 
|  | mRefreshArgs.colorSpaceAgnosticDataspace = ui::Dataspace::UNKNOWN; | 
|  | mLayer1.mLayerFEState.dataspace = ui::Dataspace::BT2020_PQ; | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(1u)); | 
|  | EXPECT_CALL(mOutput, setColorProfile(_)).WillRepeatedly(Return()); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasLegacyHdrSupport(ui::Dataspace::BT2020_PQ)) | 
|  | .WillRepeatedly(Return(false)); | 
|  | } | 
|  |  | 
|  | // The tests here involve enough state and GMock setup that using a mini-DSL | 
|  | // makes the tests much more readable, and allows the test to focus more on | 
|  | // the intent than on some of the details. | 
|  |  | 
|  | static constexpr ui::Dataspace kNonHdrDataspace = ui::Dataspace::DISPLAY_P3; | 
|  | static constexpr ui::Dataspace kHdrDataspace = ui::Dataspace::BT2020_PQ; | 
|  |  | 
|  | struct IfDataspaceChosenState | 
|  | : public CallOrderStateMachineHelper<TestType, IfDataspaceChosenState> { | 
|  | [[nodiscard]] auto ifDataspaceChosenIs(ui::Dataspace dataspace) { | 
|  | getInstance()->mLayer1.mLayerFEState.dataspace = dataspace; | 
|  | return nextState<AndOutputColorSettingState>(); | 
|  | } | 
|  | [[nodiscard]] auto ifDataspaceChosenIsNonHdr() { | 
|  | return ifDataspaceChosenIs(kNonHdrDataspace); | 
|  | } | 
|  | [[nodiscard]] auto ifDataspaceChosenIsHdr() { return ifDataspaceChosenIs(kHdrDataspace); } | 
|  | }; | 
|  |  | 
|  | struct AndOutputColorSettingState | 
|  | : public CallOrderStateMachineHelper<TestType, AndOutputColorSettingState> { | 
|  | [[nodiscard]] auto andOutputColorSettingIs(OutputColorSetting setting) { | 
|  | getInstance()->mRefreshArgs.outputColorSetting = setting; | 
|  | return nextState<ThenExpectBestColorModeCallUsesState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct ThenExpectBestColorModeCallUsesState | 
|  | : public CallOrderStateMachineHelper<TestType, ThenExpectBestColorModeCallUsesState> { | 
|  | [[nodiscard]] auto thenExpectBestColorModeCallUses(ui::RenderIntent intent) { | 
|  | EXPECT_CALL(*getInstance()->mDisplayColorProfile, | 
|  | getBestColorMode(getInstance()->mLayer1.mLayerFEState.dataspace, intent, _, | 
|  | _, _)); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Tests call one of these two helper member functions to start using the | 
|  | // mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return IfDataspaceChosenState::make(this); } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfile_AffectsChosenRenderIntentTest, | 
|  | Managed_NonHdr_Prefers_Colorimetric) { | 
|  | verify().ifDataspaceChosenIsNonHdr() | 
|  | .andOutputColorSettingIs(OutputColorSetting::kManaged) | 
|  | .thenExpectBestColorModeCallUses(ui::RenderIntent::COLORIMETRIC) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfile_AffectsChosenRenderIntentTest, | 
|  | Managed_Hdr_Prefers_ToneMapColorimetric) { | 
|  | verify().ifDataspaceChosenIsHdr() | 
|  | .andOutputColorSettingIs(OutputColorSetting::kManaged) | 
|  | .thenExpectBestColorModeCallUses(ui::RenderIntent::TONE_MAP_COLORIMETRIC) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfile_AffectsChosenRenderIntentTest, Enhanced_NonHdr_Prefers_Enhance) { | 
|  | verify().ifDataspaceChosenIsNonHdr() | 
|  | .andOutputColorSettingIs(OutputColorSetting::kEnhanced) | 
|  | .thenExpectBestColorModeCallUses(ui::RenderIntent::ENHANCE) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfile_AffectsChosenRenderIntentTest, | 
|  | Enhanced_Hdr_Prefers_ToneMapEnhance) { | 
|  | verify().ifDataspaceChosenIsHdr() | 
|  | .andOutputColorSettingIs(OutputColorSetting::kEnhanced) | 
|  | .thenExpectBestColorModeCallUses(ui::RenderIntent::TONE_MAP_ENHANCE) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfile_AffectsChosenRenderIntentTest, Vendor_NonHdr_Prefers_Vendor) { | 
|  | verify().ifDataspaceChosenIsNonHdr() | 
|  | .andOutputColorSettingIs(kVendorSpecifiedOutputColorSetting) | 
|  | .thenExpectBestColorModeCallUses( | 
|  | static_cast<ui::RenderIntent>(kVendorSpecifiedOutputColorSetting)) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateColorProfile_AffectsChosenRenderIntentTest, Vendor_Hdr_Prefers_Vendor) { | 
|  | verify().ifDataspaceChosenIsHdr() | 
|  | .andOutputColorSettingIs(kVendorSpecifiedOutputColorSetting) | 
|  | .thenExpectBestColorModeCallUses( | 
|  | static_cast<ui::RenderIntent>(kVendorSpecifiedOutputColorSetting)) | 
|  | .execute(); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::beginFrame() | 
|  | */ | 
|  |  | 
|  | struct OutputBeginFrameTest : public ::testing::Test { | 
|  | using TestType = OutputBeginFrameTest; | 
|  |  | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_CONST_METHOD1(getDirtyRegion, Region(bool)); | 
|  | }; | 
|  |  | 
|  | OutputBeginFrameTest() { | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  | } | 
|  |  | 
|  | struct IfGetDirtyRegionExpectationState | 
|  | : public CallOrderStateMachineHelper<TestType, IfGetDirtyRegionExpectationState> { | 
|  | [[nodiscard]] auto ifGetDirtyRegionReturns(Region dirtyRegion) { | 
|  | EXPECT_CALL(getInstance()->mOutput, getDirtyRegion(false)) | 
|  | .WillOnce(Return(dirtyRegion)); | 
|  | return nextState<AndIfGetOutputLayerCountExpectationState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct AndIfGetOutputLayerCountExpectationState | 
|  | : public CallOrderStateMachineHelper<TestType, AndIfGetOutputLayerCountExpectationState> { | 
|  | [[nodiscard]] auto andIfGetOutputLayerCountReturns(size_t layerCount) { | 
|  | EXPECT_CALL(getInstance()->mOutput, getOutputLayerCount()).WillOnce(Return(layerCount)); | 
|  | return nextState<AndIfLastCompositionHadVisibleLayersState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct AndIfLastCompositionHadVisibleLayersState | 
|  | : public CallOrderStateMachineHelper<TestType, | 
|  | AndIfLastCompositionHadVisibleLayersState> { | 
|  | [[nodiscard]] auto andIfLastCompositionHadVisibleLayersIs(bool hadOutputLayers) { | 
|  | getInstance()->mOutput.mState.lastCompositionHadVisibleLayers = hadOutputLayers; | 
|  | return nextState<ThenExpectRenderSurfaceBeginFrameCallState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct ThenExpectRenderSurfaceBeginFrameCallState | 
|  | : public CallOrderStateMachineHelper<TestType, | 
|  | ThenExpectRenderSurfaceBeginFrameCallState> { | 
|  | [[nodiscard]] auto thenExpectRenderSurfaceBeginFrameCall(bool mustRecompose) { | 
|  | EXPECT_CALL(*getInstance()->mRenderSurface, beginFrame(mustRecompose)); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct ExecuteState : public CallOrderStateMachineHelper<TestType, ExecuteState> { | 
|  | [[nodiscard]] auto execute() { | 
|  | getInstance()->mOutput.beginFrame(); | 
|  | return nextState<CheckPostconditionHadVisibleLayersState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct CheckPostconditionHadVisibleLayersState | 
|  | : public CallOrderStateMachineHelper<TestType, CheckPostconditionHadVisibleLayersState> { | 
|  | void checkPostconditionHadVisibleLayers(bool expected) { | 
|  | EXPECT_EQ(expected, getInstance()->mOutput.mState.lastCompositionHadVisibleLayers); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Tests call one of these two helper member functions to start using the | 
|  | // mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return IfGetDirtyRegionExpectationState::make(this); } | 
|  |  | 
|  | static const Region kEmptyRegion; | 
|  | static const Region kNotEmptyRegion; | 
|  |  | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | }; | 
|  |  | 
|  | const Region OutputBeginFrameTest::kEmptyRegion{Rect{0, 0, 0, 0}}; | 
|  | const Region OutputBeginFrameTest::kNotEmptyRegion{Rect{0, 0, 1, 1}}; | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, hasDirtyHasLayersHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kNotEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(1u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(true) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(true) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(true); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, hasDirtyNotHasLayersHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kNotEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(0u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(true) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(true) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(false); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, hasDirtyHasLayersNotHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kNotEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(1u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(false) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(true) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(true); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, hasDirtyNotHasLayersNotHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kNotEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(0u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(false) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(false) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(false); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, notHasDirtyHasLayersHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(1u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(true) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(false) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(true); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, notHasDirtyNotHasLayersHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(0u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(true) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(false) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(true); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, notHasDirtyHasLayersNotHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(1u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(false) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(false) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(false); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputBeginFrameTest, notHasDirtyNotHasLayersNotHadLayersLastFrame) { | 
|  | verify().ifGetDirtyRegionReturns(kEmptyRegion) | 
|  | .andIfGetOutputLayerCountReturns(0u) | 
|  | .andIfLastCompositionHadVisibleLayersIs(false) | 
|  | .thenExpectRenderSurfaceBeginFrameCall(false) | 
|  | .execute() | 
|  | .checkPostconditionHadVisibleLayers(false); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::devOptRepaintFlash() | 
|  | */ | 
|  |  | 
|  | struct OutputDevOptRepaintFlashTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_CONST_METHOD1(getDirtyRegion, Region(bool)); | 
|  | MOCK_METHOD1(composeSurfaces, std::optional<base::unique_fd>(const Region&)); | 
|  | MOCK_METHOD0(postFramebuffer, void()); | 
|  | MOCK_METHOD0(prepareFrame, void()); | 
|  | }; | 
|  |  | 
|  | OutputDevOptRepaintFlashTest() { | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  | } | 
|  |  | 
|  | static const Region kEmptyRegion; | 
|  | static const Region kNotEmptyRegion; | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | CompositionRefreshArgs mRefreshArgs; | 
|  | }; | 
|  |  | 
|  | const Region OutputDevOptRepaintFlashTest::kEmptyRegion{Rect{0, 0, 0, 0}}; | 
|  | const Region OutputDevOptRepaintFlashTest::kNotEmptyRegion{Rect{0, 0, 1, 1}}; | 
|  |  | 
|  | TEST_F(OutputDevOptRepaintFlashTest, doesNothingIfFlashDelayNotSet) { | 
|  | mRefreshArgs.devOptFlashDirtyRegionsDelay = {}; | 
|  | mRefreshArgs.repaintEverything = true; | 
|  | mOutput.mState.isEnabled = true; | 
|  |  | 
|  | mOutput.devOptRepaintFlash(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputDevOptRepaintFlashTest, postsAndPreparesANewFrameIfNotEnabled) { | 
|  | mRefreshArgs.devOptFlashDirtyRegionsDelay = std::chrono::microseconds(1); | 
|  | mRefreshArgs.repaintEverything = true; | 
|  | mOutput.mState.isEnabled = false; | 
|  |  | 
|  | InSequence seq; | 
|  | EXPECT_CALL(mOutput, postFramebuffer()); | 
|  | EXPECT_CALL(mOutput, prepareFrame()); | 
|  |  | 
|  | mOutput.devOptRepaintFlash(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputDevOptRepaintFlashTest, postsAndPreparesANewFrameIfNotDirty) { | 
|  | mRefreshArgs.devOptFlashDirtyRegionsDelay = std::chrono::microseconds(1); | 
|  | mRefreshArgs.repaintEverything = true; | 
|  | mOutput.mState.isEnabled = true; | 
|  |  | 
|  | InSequence seq; | 
|  | EXPECT_CALL(mOutput, getDirtyRegion(true)).WillOnce(Return(kEmptyRegion)); | 
|  | EXPECT_CALL(mOutput, postFramebuffer()); | 
|  | EXPECT_CALL(mOutput, prepareFrame()); | 
|  |  | 
|  | mOutput.devOptRepaintFlash(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputDevOptRepaintFlashTest, alsoComposesSurfacesAndQueuesABufferIfDirty) { | 
|  | mRefreshArgs.devOptFlashDirtyRegionsDelay = std::chrono::microseconds(1); | 
|  | mRefreshArgs.repaintEverything = false; | 
|  | mOutput.mState.isEnabled = true; | 
|  |  | 
|  | InSequence seq; | 
|  | EXPECT_CALL(mOutput, getDirtyRegion(false)).WillOnce(Return(kNotEmptyRegion)); | 
|  | EXPECT_CALL(mOutput, composeSurfaces(RegionEq(kNotEmptyRegion))); | 
|  | EXPECT_CALL(*mRenderSurface, queueBuffer(_)); | 
|  | EXPECT_CALL(mOutput, postFramebuffer()); | 
|  | EXPECT_CALL(mOutput, prepareFrame()); | 
|  |  | 
|  | mOutput.devOptRepaintFlash(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::finishFrame() | 
|  | */ | 
|  |  | 
|  | struct OutputFinishFrameTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD1(composeSurfaces, std::optional<base::unique_fd>(const Region&)); | 
|  | MOCK_METHOD0(postFramebuffer, void()); | 
|  | }; | 
|  |  | 
|  | OutputFinishFrameTest() { | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  | } | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | CompositionRefreshArgs mRefreshArgs; | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputFinishFrameTest, ifNotEnabledDoesNothing) { | 
|  | mOutput.mState.isEnabled = false; | 
|  |  | 
|  | mOutput.finishFrame(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputFinishFrameTest, takesEarlyOutifComposeSurfacesReturnsNoFence) { | 
|  | mOutput.mState.isEnabled = true; | 
|  |  | 
|  | InSequence seq; | 
|  | EXPECT_CALL(mOutput, composeSurfaces(RegionEq(Region::INVALID_REGION))); | 
|  |  | 
|  | mOutput.finishFrame(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputFinishFrameTest, queuesBufferIfComposeSurfacesReturnsAFence) { | 
|  | mOutput.mState.isEnabled = true; | 
|  |  | 
|  | InSequence seq; | 
|  | EXPECT_CALL(mOutput, composeSurfaces(RegionEq(Region::INVALID_REGION))) | 
|  | .WillOnce(Return(ByMove(base::unique_fd()))); | 
|  | EXPECT_CALL(*mRenderSurface, queueBuffer(_)); | 
|  |  | 
|  | mOutput.finishFrame(mRefreshArgs); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::postFramebuffer() | 
|  | */ | 
|  |  | 
|  | struct OutputPostFramebufferTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_METHOD0(presentAndGetFrameFences, compositionengine::Output::FrameFences()); | 
|  | }; | 
|  |  | 
|  | struct Layer { | 
|  | Layer() { | 
|  | EXPECT_CALL(outputLayer, getLayerFE()).WillRepeatedly(ReturnRef(layerFE)); | 
|  | EXPECT_CALL(outputLayer, getHwcLayer()).WillRepeatedly(Return(&hwc2Layer)); | 
|  | } | 
|  |  | 
|  | StrictMock<mock::OutputLayer> outputLayer; | 
|  | StrictMock<mock::LayerFE> layerFE; | 
|  | StrictMock<HWC2::mock::Layer> hwc2Layer; | 
|  | }; | 
|  |  | 
|  | OutputPostFramebufferTest() { | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(3u)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(0u)) | 
|  | .WillRepeatedly(Return(&mLayer1.outputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(1u)) | 
|  | .WillRepeatedly(Return(&mLayer2.outputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(2u)) | 
|  | .WillRepeatedly(Return(&mLayer3.outputLayer)); | 
|  | } | 
|  |  | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  |  | 
|  | Layer mLayer1; | 
|  | Layer mLayer2; | 
|  | Layer mLayer3; | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputPostFramebufferTest, ifNotEnabledDoesNothing) { | 
|  | mOutput.mState.isEnabled = false; | 
|  |  | 
|  | mOutput.postFramebuffer(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputPostFramebufferTest, ifEnabledMustFlipThenPresentThenSendPresentCompleted) { | 
|  | mOutput.mState.isEnabled = true; | 
|  |  | 
|  | compositionengine::Output::FrameFences frameFences; | 
|  |  | 
|  | // This should happen even if there are no output layers. | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  |  | 
|  | // For this test in particular we want to make sure the call expectations | 
|  | // setup below are satisfied in the specific order. | 
|  | InSequence seq; | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, flip()); | 
|  | EXPECT_CALL(mOutput, presentAndGetFrameFences()).WillOnce(Return(frameFences)); | 
|  | EXPECT_CALL(*mRenderSurface, onPresentDisplayCompleted()); | 
|  |  | 
|  | mOutput.postFramebuffer(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputPostFramebufferTest, releaseFencesAreSentToLayerFE) { | 
|  | // Simulate getting release fences from each layer, and ensure they are passed to the | 
|  | // front-end layer interface for each layer correctly. | 
|  |  | 
|  | mOutput.mState.isEnabled = true; | 
|  |  | 
|  | // Create three unique fence instances | 
|  | sp<Fence> layer1Fence = new Fence(); | 
|  | sp<Fence> layer2Fence = new Fence(); | 
|  | sp<Fence> layer3Fence = new Fence(); | 
|  |  | 
|  | Output::FrameFences frameFences; | 
|  | frameFences.layerFences.emplace(&mLayer1.hwc2Layer, layer1Fence); | 
|  | frameFences.layerFences.emplace(&mLayer2.hwc2Layer, layer2Fence); | 
|  | frameFences.layerFences.emplace(&mLayer3.hwc2Layer, layer3Fence); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, flip()); | 
|  | EXPECT_CALL(mOutput, presentAndGetFrameFences()).WillOnce(Return(frameFences)); | 
|  | EXPECT_CALL(*mRenderSurface, onPresentDisplayCompleted()); | 
|  |  | 
|  | // Compare the pointers values of each fence to make sure the correct ones | 
|  | // are passed. This happens to work with the current implementation, but | 
|  | // would not survive certain calls like Fence::merge() which would return a | 
|  | // new instance. | 
|  | EXPECT_CALL(mLayer1.layerFE, | 
|  | onLayerDisplayed(Property(&sp<Fence>::get, Eq(layer1Fence.get())))); | 
|  | EXPECT_CALL(mLayer2.layerFE, | 
|  | onLayerDisplayed(Property(&sp<Fence>::get, Eq(layer2Fence.get())))); | 
|  | EXPECT_CALL(mLayer3.layerFE, | 
|  | onLayerDisplayed(Property(&sp<Fence>::get, Eq(layer3Fence.get())))); | 
|  |  | 
|  | mOutput.postFramebuffer(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputPostFramebufferTest, releaseFencesIncludeClientTargetAcquireFence) { | 
|  | mOutput.mState.isEnabled = true; | 
|  | mOutput.mState.usesClientComposition = true; | 
|  |  | 
|  | sp<Fence> clientTargetAcquireFence = new Fence(); | 
|  | sp<Fence> layer1Fence = new Fence(); | 
|  | sp<Fence> layer2Fence = new Fence(); | 
|  | sp<Fence> layer3Fence = new Fence(); | 
|  | Output::FrameFences frameFences; | 
|  | frameFences.clientTargetAcquireFence = clientTargetAcquireFence; | 
|  | frameFences.layerFences.emplace(&mLayer1.hwc2Layer, layer1Fence); | 
|  | frameFences.layerFences.emplace(&mLayer2.hwc2Layer, layer2Fence); | 
|  | frameFences.layerFences.emplace(&mLayer3.hwc2Layer, layer3Fence); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, flip()); | 
|  | EXPECT_CALL(mOutput, presentAndGetFrameFences()).WillOnce(Return(frameFences)); | 
|  | EXPECT_CALL(*mRenderSurface, onPresentDisplayCompleted()); | 
|  |  | 
|  | // Fence::merge is called, and since none of the fences are actually valid, | 
|  | // Fence::NO_FENCE is returned and passed to each onLayerDisplayed() call. | 
|  | // This is the best we can do without creating a real kernel fence object. | 
|  | EXPECT_CALL(mLayer1.layerFE, onLayerDisplayed(Fence::NO_FENCE)); | 
|  | EXPECT_CALL(mLayer2.layerFE, onLayerDisplayed(Fence::NO_FENCE)); | 
|  | EXPECT_CALL(mLayer3.layerFE, onLayerDisplayed(Fence::NO_FENCE)); | 
|  |  | 
|  | mOutput.postFramebuffer(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputPostFramebufferTest, releasedLayersSentPresentFence) { | 
|  | mOutput.mState.isEnabled = true; | 
|  | mOutput.mState.usesClientComposition = true; | 
|  |  | 
|  | // This should happen even if there are no (current) output layers. | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u)); | 
|  |  | 
|  | // Load up the released layers with some mock instances | 
|  | sp<StrictMock<mock::LayerFE>> releasedLayer1{new StrictMock<mock::LayerFE>()}; | 
|  | sp<StrictMock<mock::LayerFE>> releasedLayer2{new StrictMock<mock::LayerFE>()}; | 
|  | sp<StrictMock<mock::LayerFE>> releasedLayer3{new StrictMock<mock::LayerFE>()}; | 
|  | Output::ReleasedLayers layers; | 
|  | layers.push_back(releasedLayer1); | 
|  | layers.push_back(releasedLayer2); | 
|  | layers.push_back(releasedLayer3); | 
|  | mOutput.setReleasedLayers(std::move(layers)); | 
|  |  | 
|  | // Set up a fake present fence | 
|  | sp<Fence> presentFence = new Fence(); | 
|  | Output::FrameFences frameFences; | 
|  | frameFences.presentFence = presentFence; | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, flip()); | 
|  | EXPECT_CALL(mOutput, presentAndGetFrameFences()).WillOnce(Return(frameFences)); | 
|  | EXPECT_CALL(*mRenderSurface, onPresentDisplayCompleted()); | 
|  |  | 
|  | // Each released layer should be given the presentFence. | 
|  | EXPECT_CALL(*releasedLayer1, | 
|  | onLayerDisplayed(Property(&sp<Fence>::get, Eq(presentFence.get())))); | 
|  | EXPECT_CALL(*releasedLayer2, | 
|  | onLayerDisplayed(Property(&sp<Fence>::get, Eq(presentFence.get())))); | 
|  | EXPECT_CALL(*releasedLayer3, | 
|  | onLayerDisplayed(Property(&sp<Fence>::get, Eq(presentFence.get())))); | 
|  |  | 
|  | mOutput.postFramebuffer(); | 
|  |  | 
|  | // After the call the list of released layers should have been cleared. | 
|  | EXPECT_TRUE(mOutput.getReleasedLayersForTest().empty()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::composeSurfaces() | 
|  | */ | 
|  |  | 
|  | struct OutputComposeSurfacesTest : public testing::Test { | 
|  | using TestType = OutputComposeSurfacesTest; | 
|  |  | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // Sets up the helper functions called by the function under test to use | 
|  | // mock implementations. | 
|  | MOCK_CONST_METHOD0(getSkipColorTransform, bool()); | 
|  | MOCK_METHOD3(generateClientCompositionRequests, | 
|  | std::vector<LayerFE::LayerSettings>(bool, Region&, ui::Dataspace)); | 
|  | MOCK_METHOD2(appendRegionFlashRequests, | 
|  | void(const Region&, std::vector<LayerFE::LayerSettings>&)); | 
|  | MOCK_METHOD1(setExpensiveRenderingExpected, void(bool)); | 
|  | }; | 
|  |  | 
|  | OutputComposeSurfacesTest() { | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  | mOutput.cacheClientCompositionRequests(MAX_CLIENT_COMPOSITION_CACHE_SIZE); | 
|  |  | 
|  | mOutput.mState.frame = kDefaultOutputFrame; | 
|  | mOutput.mState.viewport = kDefaultOutputViewport; | 
|  | mOutput.mState.sourceClip = kDefaultOutputSourceClip; | 
|  | mOutput.mState.destinationClip = kDefaultOutputDestinationClip; | 
|  | mOutput.mState.transform = ui::Transform{kDefaultOutputOrientation}; | 
|  | mOutput.mState.orientation = kDefaultOutputOrientation; | 
|  | mOutput.mState.dataspace = kDefaultOutputDataspace; | 
|  | mOutput.mState.colorTransformMatrix = kDefaultColorTransformMat; | 
|  | mOutput.mState.isSecure = false; | 
|  | mOutput.mState.needsFiltering = false; | 
|  | mOutput.mState.usesClientComposition = true; | 
|  | mOutput.mState.usesDeviceComposition = false; | 
|  | mOutput.mState.reusedClientComposition = false; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getCompositionEngine()).WillRepeatedly(ReturnRef(mCompositionEngine)); | 
|  | EXPECT_CALL(mCompositionEngine, getRenderEngine()).WillRepeatedly(ReturnRef(mRenderEngine)); | 
|  | EXPECT_CALL(mCompositionEngine, getTimeStats()) | 
|  | .WillRepeatedly(ReturnRef(*mTimeStats.get())); | 
|  | EXPECT_CALL(*mDisplayColorProfile, getHdrCapabilities()) | 
|  | .WillRepeatedly(ReturnRef(kHdrCapabilities)); | 
|  | } | 
|  |  | 
|  | struct ExecuteState : public CallOrderStateMachineHelper<TestType, ExecuteState> { | 
|  | auto execute() { | 
|  | getInstance()->mReadyFence = getInstance()->mOutput.composeSurfaces(kDebugRegion); | 
|  | return nextState<FenceCheckState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct FenceCheckState : public CallOrderStateMachineHelper<TestType, FenceCheckState> { | 
|  | void expectNoFenceWasReturned() { EXPECT_FALSE(getInstance()->mReadyFence); } | 
|  |  | 
|  | void expectAFenceWasReturned() { EXPECT_TRUE(getInstance()->mReadyFence); } | 
|  | }; | 
|  |  | 
|  | // Call this member function to start using the mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return ExecuteState::make(this); } | 
|  |  | 
|  | static constexpr uint32_t kDefaultOutputOrientation = TR_IDENT; | 
|  | static constexpr ui::Dataspace kDefaultOutputDataspace = ui::Dataspace::UNKNOWN; | 
|  | static constexpr ui::Dataspace kExpensiveOutputDataspace = ui::Dataspace::DISPLAY_P3; | 
|  | static constexpr float kDefaultMaxLuminance = 0.9f; | 
|  | static constexpr float kDefaultAvgLuminance = 0.7f; | 
|  | static constexpr float kDefaultMinLuminance = 0.1f; | 
|  |  | 
|  | static const Rect kDefaultOutputFrame; | 
|  | static const Rect kDefaultOutputViewport; | 
|  | static const Rect kDefaultOutputSourceClip; | 
|  | static const Rect kDefaultOutputDestinationClip; | 
|  | static const mat4 kDefaultColorTransformMat; | 
|  |  | 
|  | static const Region kDebugRegion; | 
|  | static const HdrCapabilities kHdrCapabilities; | 
|  |  | 
|  | StrictMock<mock::CompositionEngine> mCompositionEngine; | 
|  | StrictMock<renderengine::mock::RenderEngine> mRenderEngine; | 
|  | // TODO: make this is a proper mock. | 
|  | std::shared_ptr<TimeStats> mTimeStats = std::make_shared<android::impl::TimeStats>(); | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | sp<GraphicBuffer> mOutputBuffer = new GraphicBuffer(); | 
|  |  | 
|  | std::optional<base::unique_fd> mReadyFence; | 
|  | }; | 
|  |  | 
|  | const Rect OutputComposeSurfacesTest::kDefaultOutputFrame{1001, 1002, 1003, 1004}; | 
|  | const Rect OutputComposeSurfacesTest::kDefaultOutputViewport{1005, 1006, 1007, 1008}; | 
|  | const Rect OutputComposeSurfacesTest::kDefaultOutputSourceClip{1009, 1010, 1011, 1012}; | 
|  | const Rect OutputComposeSurfacesTest::kDefaultOutputDestinationClip{1013, 1014, 1015, 1016}; | 
|  | const mat4 OutputComposeSurfacesTest::kDefaultColorTransformMat{mat4() * 0.5f}; | 
|  | const Region OutputComposeSurfacesTest::kDebugRegion{Rect{100, 101, 102, 103}}; | 
|  | const HdrCapabilities OutputComposeSurfacesTest:: | 
|  | kHdrCapabilities{{}, | 
|  | OutputComposeSurfacesTest::kDefaultMaxLuminance, | 
|  | OutputComposeSurfacesTest::kDefaultAvgLuminance, | 
|  | OutputComposeSurfacesTest::kDefaultMinLuminance}; | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, doesNothingButSignalNoExpensiveRenderingIfNoClientComposition) { | 
|  | mOutput.mState.usesClientComposition = false; | 
|  |  | 
|  | EXPECT_CALL(mOutput, setExpensiveRenderingExpected(false)); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, doesMinimalWorkIfDequeueBufferFails) { | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillOnce(Return(nullptr)); | 
|  |  | 
|  | verify().execute().expectNoFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, handlesZeroCompositionRequests) { | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, IsEmpty(), _, true, _, _)) | 
|  | .WillRepeatedly(Return(NO_ERROR)); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, buildsAndRendersRequestList) { | 
|  | LayerFE::LayerSettings r1; | 
|  | LayerFE::LayerSettings r2; | 
|  |  | 
|  | r1.geometry.boundaries = FloatRect{1, 2, 3, 4}; | 
|  | r2.geometry.boundaries = FloatRect{5, 6, 7, 8}; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{r1})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly( | 
|  | Invoke([&](const Region&, | 
|  | std::vector<LayerFE::LayerSettings>& clientCompositionLayers) { | 
|  | clientCompositionLayers.emplace_back(r2); | 
|  | })); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, ElementsAre(Pointee(r1), Pointee(r2)), _, true, _, _)) | 
|  | .WillRepeatedly(Return(NO_ERROR)); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, renderDuplicateClientCompositionRequestsWithoutCache) { | 
|  | mOutput.cacheClientCompositionRequests(0); | 
|  | LayerFE::LayerSettings r1; | 
|  | LayerFE::LayerSettings r2; | 
|  |  | 
|  | r1.geometry.boundaries = FloatRect{1, 2, 3, 4}; | 
|  | r2.geometry.boundaries = FloatRect{5, 6, 7, 8}; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{r1, r2})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, ElementsAre(Pointee(r1), Pointee(r2)), _, true, _, _)) | 
|  | .Times(2) | 
|  | .WillOnce(Return(NO_ERROR)); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_FALSE(mOutput.mState.reusedClientComposition); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_FALSE(mOutput.mState.reusedClientComposition); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, skipDuplicateClientCompositionRequests) { | 
|  | mOutput.cacheClientCompositionRequests(3); | 
|  | LayerFE::LayerSettings r1; | 
|  | LayerFE::LayerSettings r2; | 
|  |  | 
|  | r1.geometry.boundaries = FloatRect{1, 2, 3, 4}; | 
|  | r2.geometry.boundaries = FloatRect{5, 6, 7, 8}; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{r1, r2})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, ElementsAre(Pointee(r1), Pointee(r2)), _, true, _, _)) | 
|  | .WillOnce(Return(NO_ERROR)); | 
|  | EXPECT_CALL(mOutput, setExpensiveRenderingExpected(false)); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_FALSE(mOutput.mState.reusedClientComposition); | 
|  |  | 
|  | // We do not expect another call to draw layers. | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_TRUE(mOutput.mState.reusedClientComposition); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, clientCompositionIfBufferChanges) { | 
|  | LayerFE::LayerSettings r1; | 
|  | LayerFE::LayerSettings r2; | 
|  |  | 
|  | r1.geometry.boundaries = FloatRect{1, 2, 3, 4}; | 
|  | r2.geometry.boundaries = FloatRect{5, 6, 7, 8}; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{r1, r2})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  |  | 
|  | sp<GraphicBuffer> otherOutputBuffer = new GraphicBuffer(); | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)) | 
|  | .WillOnce(Return(mOutputBuffer)) | 
|  | .WillOnce(Return(otherOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, ElementsAre(Pointee(r1), Pointee(r2)), _, true, _, _)) | 
|  | .WillRepeatedly(Return(NO_ERROR)); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_FALSE(mOutput.mState.reusedClientComposition); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_FALSE(mOutput.mState.reusedClientComposition); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest, clientCompositionIfRequestChanges) { | 
|  | LayerFE::LayerSettings r1; | 
|  | LayerFE::LayerSettings r2; | 
|  | LayerFE::LayerSettings r3; | 
|  |  | 
|  | r1.geometry.boundaries = FloatRect{1, 2, 3, 4}; | 
|  | r2.geometry.boundaries = FloatRect{5, 6, 7, 8}; | 
|  | r3.geometry.boundaries = FloatRect{5, 6, 7, 9}; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillOnce(Return(std::vector<LayerFE::LayerSettings>{r1, r2})) | 
|  | .WillOnce(Return(std::vector<LayerFE::LayerSettings>{r1, r3})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  |  | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, ElementsAre(Pointee(r1), Pointee(r2)), _, true, _, _)) | 
|  | .WillOnce(Return(NO_ERROR)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, ElementsAre(Pointee(r1), Pointee(r3)), _, true, _, _)) | 
|  | .WillOnce(Return(NO_ERROR)); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_FALSE(mOutput.mState.reusedClientComposition); | 
|  |  | 
|  | verify().execute().expectAFenceWasReturned(); | 
|  | EXPECT_FALSE(mOutput.mState.reusedClientComposition); | 
|  | } | 
|  |  | 
|  | struct OutputComposeSurfacesTest_UsesExpectedDisplaySettings : public OutputComposeSurfacesTest { | 
|  | OutputComposeSurfacesTest_UsesExpectedDisplaySettings() { | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kDefaultOutputDataspace)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | } | 
|  |  | 
|  | struct MixedCompositionState | 
|  | : public CallOrderStateMachineHelper<TestType, MixedCompositionState> { | 
|  | auto ifMixedCompositionIs(bool used) { | 
|  | getInstance()->mOutput.mState.usesDeviceComposition = used; | 
|  | return nextState<OutputUsesHdrState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct OutputUsesHdrState : public CallOrderStateMachineHelper<TestType, OutputUsesHdrState> { | 
|  | auto andIfUsesHdr(bool used) { | 
|  | EXPECT_CALL(*getInstance()->mDisplayColorProfile, hasWideColorGamut()) | 
|  | .WillOnce(Return(used)); | 
|  | return nextState<SkipColorTransformState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct SkipColorTransformState | 
|  | : public CallOrderStateMachineHelper<TestType, SkipColorTransformState> { | 
|  | auto andIfSkipColorTransform(bool skip) { | 
|  | // May be called zero or one times. | 
|  | EXPECT_CALL(getInstance()->mOutput, getSkipColorTransform()) | 
|  | .WillRepeatedly(Return(skip)); | 
|  | return nextState<ExpectDisplaySettingsState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct ExpectDisplaySettingsState | 
|  | : public CallOrderStateMachineHelper<TestType, ExpectDisplaySettingsState> { | 
|  | auto thenExpectDisplaySettingsUsed(renderengine::DisplaySettings settings) { | 
|  | EXPECT_CALL(getInstance()->mRenderEngine, drawLayers(settings, _, _, true, _, _)) | 
|  | .WillOnce(Return(NO_ERROR)); | 
|  | return nextState<ExecuteState>(); | 
|  | } | 
|  | }; | 
|  |  | 
|  | // Call this member function to start using the mini-DSL defined above. | 
|  | [[nodiscard]] auto verify() { return MixedCompositionState::make(this); } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_UsesExpectedDisplaySettings, forHdrMixedComposition) { | 
|  | verify().ifMixedCompositionIs(true) | 
|  | .andIfUsesHdr(true) | 
|  | .andIfSkipColorTransform(false) | 
|  | .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip, | 
|  | mat4(), kDefaultMaxLuminance, kDefaultOutputDataspace, | 
|  | mat4(), Region::INVALID_REGION, | 
|  | kDefaultOutputOrientation}) | 
|  | .execute() | 
|  | .expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_UsesExpectedDisplaySettings, forNonHdrMixedComposition) { | 
|  | verify().ifMixedCompositionIs(true) | 
|  | .andIfUsesHdr(false) | 
|  | .andIfSkipColorTransform(false) | 
|  | .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip, | 
|  | mat4(), kDefaultMaxLuminance, kDefaultOutputDataspace, | 
|  | mat4(), Region::INVALID_REGION, | 
|  | kDefaultOutputOrientation}) | 
|  | .execute() | 
|  | .expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_UsesExpectedDisplaySettings, forHdrOnlyClientComposition) { | 
|  | verify().ifMixedCompositionIs(false) | 
|  | .andIfUsesHdr(true) | 
|  | .andIfSkipColorTransform(false) | 
|  | .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip, | 
|  | mat4(), kDefaultMaxLuminance, kDefaultOutputDataspace, | 
|  | kDefaultColorTransformMat, Region::INVALID_REGION, | 
|  | kDefaultOutputOrientation}) | 
|  | .execute() | 
|  | .expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_UsesExpectedDisplaySettings, forNonHdrOnlyClientComposition) { | 
|  | verify().ifMixedCompositionIs(false) | 
|  | .andIfUsesHdr(false) | 
|  | .andIfSkipColorTransform(false) | 
|  | .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip, | 
|  | mat4(), kDefaultMaxLuminance, kDefaultOutputDataspace, | 
|  | kDefaultColorTransformMat, Region::INVALID_REGION, | 
|  | kDefaultOutputOrientation}) | 
|  | .execute() | 
|  | .expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_UsesExpectedDisplaySettings, | 
|  | usesExpectedDisplaySettingsForHdrOnlyClientCompositionWithSkipClientTransform) { | 
|  | verify().ifMixedCompositionIs(false) | 
|  | .andIfUsesHdr(true) | 
|  | .andIfSkipColorTransform(true) | 
|  | .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip, | 
|  | mat4(), kDefaultMaxLuminance, kDefaultOutputDataspace, | 
|  | mat4(), Region::INVALID_REGION, | 
|  | kDefaultOutputOrientation}) | 
|  | .execute() | 
|  | .expectAFenceWasReturned(); | 
|  | } | 
|  |  | 
|  | struct OutputComposeSurfacesTest_HandlesProtectedContent : public OutputComposeSurfacesTest { | 
|  | struct Layer { | 
|  | Layer() { | 
|  | EXPECT_CALL(mLayerFE, getCompositionState()).WillRepeatedly(Return(&mLayerFEState)); | 
|  | EXPECT_CALL(mOutputLayer, getLayerFE()).WillRepeatedly(ReturnRef(mLayerFE)); | 
|  | } | 
|  |  | 
|  | StrictMock<mock::OutputLayer> mOutputLayer; | 
|  | StrictMock<mock::LayerFE> mLayerFE; | 
|  | LayerFECompositionState mLayerFEState; | 
|  | }; | 
|  |  | 
|  | OutputComposeSurfacesTest_HandlesProtectedContent() { | 
|  | mLayer1.mLayerFEState.hasProtectedContent = false; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = false; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(2u)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(0u)) | 
|  | .WillRepeatedly(Return(&mLayer1.mOutputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(1u)) | 
|  | .WillRepeatedly(Return(&mLayer2.mOutputLayer)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  |  | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  |  | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, _)) | 
|  | .WillRepeatedly(Return(std::vector<LayerFE::LayerSettings>{})); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, true, _, _)) | 
|  | .WillRepeatedly(Return(NO_ERROR)); | 
|  | } | 
|  |  | 
|  | Layer mLayer1; | 
|  | Layer mLayer2; | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifDisplayIsNotSecure) { | 
|  | mOutput.mState.isSecure = false; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = true; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(true)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifRenderEngineDoesNotSupportIt) { | 
|  | mOutput.mState.isSecure = true; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = true; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifNoProtectedContentLayers) { | 
|  | mOutput.mState.isSecure = true; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = false; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, isProtected).WillOnce(Return(true)).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mRenderSurface, isProtected).WillOnce(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, useProtectedContext(false)); | 
|  | EXPECT_CALL(*mRenderSurface, setProtected(false)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifNotEnabled) { | 
|  | mOutput.mState.isSecure = true; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = true; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(true)); | 
|  |  | 
|  | // For this test, we also check the call order of key functions. | 
|  | InSequence seq; | 
|  |  | 
|  | EXPECT_CALL(mRenderEngine, isProtected).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mRenderEngine, useProtectedContext(true)); | 
|  | EXPECT_CALL(*mRenderSurface, isProtected).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mRenderEngine, isProtected).WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mRenderSurface, setProtected(true)); | 
|  | // Must happen after setting the protected content state. | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, true, _, _)).WillOnce(Return(NO_ERROR)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifAlreadyEnabledEverywhere) { | 
|  | mOutput.mState.isSecure = true; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = true; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, isProtected).WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mRenderSurface, isProtected).WillOnce(Return(true)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifFailsToEnableInRenderEngine) { | 
|  | mOutput.mState.isSecure = true; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = true; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, isProtected).WillOnce(Return(false)).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mRenderSurface, isProtected).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mRenderEngine, useProtectedContext(true)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifAlreadyEnabledInRenderEngine) { | 
|  | mOutput.mState.isSecure = true; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = true; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, isProtected).WillOnce(Return(true)).WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mRenderSurface, isProtected).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mRenderSurface, setProtected(true)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_HandlesProtectedContent, ifAlreadyEnabledInRenderSurface) { | 
|  | mOutput.mState.isSecure = true; | 
|  | mLayer2.mLayerFEState.hasProtectedContent = true; | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, isProtected).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mRenderSurface, isProtected).WillOnce(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, useProtectedContext(true)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | struct OutputComposeSurfacesTest_SetsExpensiveRendering : public OutputComposeSurfacesTest { | 
|  | OutputComposeSurfacesTest_SetsExpensiveRendering() { | 
|  | EXPECT_CALL(mOutput, getSkipColorTransform()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(*mDisplayColorProfile, hasWideColorGamut()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mOutput, appendRegionFlashRequests(RegionEq(kDebugRegion), _)) | 
|  | .WillRepeatedly(Return()); | 
|  | EXPECT_CALL(*mRenderSurface, dequeueBuffer(_)).WillRepeatedly(Return(mOutputBuffer)); | 
|  | } | 
|  | }; | 
|  |  | 
|  | TEST_F(OutputComposeSurfacesTest_SetsExpensiveRendering, IfExepensiveOutputDataspaceIsUsed) { | 
|  | mOutput.mState.dataspace = kExpensiveOutputDataspace; | 
|  |  | 
|  | EXPECT_CALL(mOutput, generateClientCompositionRequests(_, _, kExpensiveOutputDataspace)) | 
|  | .WillOnce(Return(std::vector<LayerFE::LayerSettings>{})); | 
|  |  | 
|  | // For this test, we also check the call order of key functions. | 
|  | InSequence seq; | 
|  |  | 
|  | EXPECT_CALL(mOutput, setExpensiveRenderingExpected(true)); | 
|  | EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, true, _, _)).WillOnce(Return(NO_ERROR)); | 
|  |  | 
|  | mOutput.composeSurfaces(kDebugRegion); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Output::generateClientCompositionRequests() | 
|  | */ | 
|  |  | 
|  | struct GenerateClientCompositionRequestsTest : public testing::Test { | 
|  | struct OutputPartialMock : public OutputPartialMockBase { | 
|  | // compositionengine::Output overrides | 
|  | std::vector<LayerFE::LayerSettings> generateClientCompositionRequests( | 
|  | bool supportsProtectedContent, Region& clearRegion, | 
|  | ui::Dataspace dataspace) override { | 
|  | return impl::Output::generateClientCompositionRequests(supportsProtectedContent, | 
|  | clearRegion, dataspace); | 
|  | } | 
|  | }; | 
|  |  | 
|  | struct Layer { | 
|  | Layer() { | 
|  | EXPECT_CALL(mOutputLayer, getState()).WillRepeatedly(ReturnRef(mOutputLayerState)); | 
|  | EXPECT_CALL(mOutputLayer, editState()).WillRepeatedly(ReturnRef(mOutputLayerState)); | 
|  | EXPECT_CALL(mOutputLayer, getLayerFE()).WillRepeatedly(ReturnRef(mLayerFE)); | 
|  | EXPECT_CALL(mLayerFE, getCompositionState()).WillRepeatedly(Return(&mLayerFEState)); | 
|  | } | 
|  |  | 
|  | StrictMock<mock::OutputLayer> mOutputLayer; | 
|  | StrictMock<mock::LayerFE> mLayerFE; | 
|  | LayerFECompositionState mLayerFEState; | 
|  | impl::OutputLayerCompositionState mOutputLayerState; | 
|  | LayerFE::LayerSettings mLayerSettings; | 
|  | }; | 
|  |  | 
|  | GenerateClientCompositionRequestsTest() { | 
|  | mOutput.mState.needsFiltering = false; | 
|  |  | 
|  | mOutput.setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(mDisplayColorProfile)); | 
|  | mOutput.setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  | } | 
|  |  | 
|  | mock::DisplayColorProfile* mDisplayColorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mock::RenderSurface* mRenderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | StrictMock<OutputPartialMock> mOutput; | 
|  | }; | 
|  |  | 
|  | struct GenerateClientCompositionRequestsTest_ThreeLayers | 
|  | : public GenerateClientCompositionRequestsTest { | 
|  | GenerateClientCompositionRequestsTest_ThreeLayers() { | 
|  | mOutput.mState.frame = kDisplayFrame; | 
|  | mOutput.mState.viewport = kDisplayViewport; | 
|  | mOutput.mState.sourceClip = kDisplaySourceClip; | 
|  | mOutput.mState.destinationClip = kDisplayDestinationClip; | 
|  | mOutput.mState.transform = ui::Transform{kDisplayOrientation}; | 
|  | mOutput.mState.orientation = kDisplayOrientation; | 
|  | mOutput.mState.needsFiltering = false; | 
|  | mOutput.mState.isSecure = false; | 
|  |  | 
|  | for (size_t i = 0; i < mLayers.size(); i++) { | 
|  | mLayers[i].mOutputLayerState.clearClientTarget = false; | 
|  | mLayers[i].mOutputLayerState.visibleRegion = Region(kDisplayFrame); | 
|  | mLayers[i].mLayerFEState.isOpaque = true; | 
|  | mLayers[i].mLayerSettings.geometry.boundaries = | 
|  | FloatRect{static_cast<float>(i + 1), 0.f, 0.f, 0.f}; | 
|  | mLayers[i].mLayerSettings.source.solidColor = {1.0f, 1.0f, 1.0f}; | 
|  | mLayers[i].mLayerSettings.alpha = 1.0f; | 
|  | mLayers[i].mLayerSettings.disableBlending = false; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(i)) | 
|  | .WillRepeatedly(Return(&mLayers[i].mOutputLayer)); | 
|  | EXPECT_CALL(mLayers[i].mOutputLayer, requiresClientComposition()) | 
|  | .WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(mLayers[i].mOutputLayer, needsFiltering()).WillRepeatedly(Return(false)); | 
|  | } | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(mLayers.size())); | 
|  | } | 
|  |  | 
|  | static constexpr uint32_t kDisplayOrientation = TR_IDENT; | 
|  | static constexpr ui::Dataspace kDisplayDataspace = ui::Dataspace::UNKNOWN; | 
|  |  | 
|  | static const Rect kDisplayFrame; | 
|  | static const Rect kDisplayViewport; | 
|  | static const Rect kDisplaySourceClip; | 
|  | static const Rect kDisplayDestinationClip; | 
|  |  | 
|  | std::array<Layer, 3> mLayers; | 
|  | }; | 
|  |  | 
|  | const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplayFrame(0, 0, 100, 200); | 
|  | const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplayViewport(0, 0, 101, 201); | 
|  | const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplaySourceClip(0, 0, 102, 202); | 
|  | const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplayDestinationClip(0, 0, 103, | 
|  | 203); | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, handlesNoClientCompostionLayers) { | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[1].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[2].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | EXPECT_EQ(0u, requests.size()); | 
|  | EXPECT_THAT(accumClearRegion, RegionEq(Region(Rect(10, 11, 12, 13)))); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, requiresVisibleRegionAfterViewportClip) { | 
|  | mLayers[0].mOutputLayerState.visibleRegion = Region(Rect(10, 10, 10, 10)); | 
|  | mLayers[1].mOutputLayerState.visibleRegion = Region(Rect(4000, 0, 4010, 10)); | 
|  | mLayers[2].mOutputLayerState.visibleRegion = Region(Rect(-10, -10, 0, 0)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | EXPECT_EQ(0u, requests.size()); | 
|  | EXPECT_THAT(accumClearRegion, RegionEq(Region(Rect(10, 11, 12, 13)))); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, gathersClientCompositionRequests) { | 
|  | LayerFE::LayerSettings mShadowSettings; | 
|  | mShadowSettings.source.solidColor = {0.1f, 0.1f, 0.1f}; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mLayerFE, prepareClientComposition(_)).WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[1].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, | 
|  | prepareShadowClientComposition(mLayers[1].mLayerSettings, kDisplayViewport, | 
|  | kDisplayDataspace)) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[2].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, | 
|  | prepareShadowClientComposition(mLayers[2].mLayerSettings, kDisplayViewport, | 
|  | kDisplayDataspace)) | 
|  | .WillOnce(Return(mShadowSettings)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | ASSERT_EQ(3u, requests.size()); | 
|  | EXPECT_EQ(mLayers[1].mLayerSettings, requests[0]); | 
|  | EXPECT_EQ(mShadowSettings, requests[1]); | 
|  | EXPECT_EQ(mLayers[2].mLayerSettings, requests[2]); | 
|  |  | 
|  | EXPECT_THAT(accumClearRegion, RegionEq(Region(Rect(10, 11, 12, 13)))); | 
|  |  | 
|  | // Check that a timestamp was set for the layers that generated requests | 
|  | EXPECT_TRUE(0 == mLayers[0].mOutputLayerState.clientCompositionTimestamp); | 
|  | EXPECT_TRUE(0 != mLayers[1].mOutputLayerState.clientCompositionTimestamp); | 
|  | EXPECT_TRUE(0 != mLayers[2].mOutputLayerState.clientCompositionTimestamp); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | onlyClientComposesClientComposedLayersIfNoClearingNeeded) { | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[1].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[2].mOutputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  |  | 
|  | mLayers[0].mOutputLayerState.clearClientTarget = false; | 
|  | mLayers[1].mOutputLayerState.clearClientTarget = false; | 
|  | mLayers[2].mOutputLayerState.clearClientTarget = false; | 
|  |  | 
|  | mLayers[0].mLayerFEState.isOpaque = true; | 
|  | mLayers[1].mLayerFEState.isOpaque = true; | 
|  | mLayers[2].mLayerFEState.isOpaque = true; | 
|  |  | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[2].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareShadowClientComposition(_, _, _)) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | ASSERT_EQ(1u, requests.size()); | 
|  | EXPECT_EQ(mLayers[2].mLayerSettings, requests[0]); | 
|  |  | 
|  | EXPECT_THAT(accumClearRegion, RegionEq(Region(Rect(10, 11, 12, 13)))); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | onlyClientComposesClientComposedLayersIfOthersAreNotOpaque) { | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[1].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[2].mOutputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  |  | 
|  | mLayers[0].mOutputLayerState.clearClientTarget = true; | 
|  | mLayers[1].mOutputLayerState.clearClientTarget = true; | 
|  | mLayers[2].mOutputLayerState.clearClientTarget = true; | 
|  |  | 
|  | mLayers[0].mLayerFEState.isOpaque = false; | 
|  | mLayers[1].mLayerFEState.isOpaque = false; | 
|  | mLayers[2].mLayerFEState.isOpaque = false; | 
|  |  | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[2].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareShadowClientComposition(_, _, _)) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | ASSERT_EQ(1u, requests.size()); | 
|  | EXPECT_EQ(mLayers[2].mLayerSettings, requests[0]); | 
|  |  | 
|  | EXPECT_THAT(accumClearRegion, RegionEq(Region(Rect(10, 11, 12, 13)))); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, clearsHWCLayersIfOpaqueAndNotFirst) { | 
|  | // If client composition is performed with some layers set to use device | 
|  | // composition, device layers after the first layer (device or client) will | 
|  | // clear the frame buffer if they are opaque and if that layer has a flag | 
|  | // set to do so. The first layer is skipped as the frame buffer is already | 
|  | // expected to be clear. | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[1].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[2].mOutputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  |  | 
|  | mLayers[0].mOutputLayerState.clearClientTarget = true; | 
|  | mLayers[1].mOutputLayerState.clearClientTarget = true; | 
|  | mLayers[2].mOutputLayerState.clearClientTarget = true; | 
|  |  | 
|  | mLayers[0].mLayerFEState.isOpaque = true; | 
|  | mLayers[1].mLayerFEState.isOpaque = true; | 
|  | mLayers[2].mLayerFEState.isOpaque = true; | 
|  |  | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[1].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[2].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareShadowClientComposition(_, _, _)) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | ASSERT_EQ(2u, requests.size()); | 
|  |  | 
|  | // The second layer is expected to be rendered as alpha=0 black with no blending | 
|  | EXPECT_EQ(mLayers[1].mLayerSettings.geometry.boundaries, requests[0].geometry.boundaries); | 
|  | EXPECT_FALSE(requests[0].source.buffer.buffer); | 
|  | EXPECT_EQ((half3{0.f, 0.f, 0.f}), requests[0].source.solidColor); | 
|  | EXPECT_EQ(0.f, static_cast<float>(requests[0].alpha)); | 
|  | EXPECT_EQ(true, requests[0].disableBlending); | 
|  |  | 
|  | EXPECT_EQ(mLayers[2].mLayerSettings, requests[1]); | 
|  |  | 
|  | EXPECT_THAT(accumClearRegion, RegionEq(Region(Rect(10, 11, 12, 13)))); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | clippedVisibleRegionUsedToGenerateRequest) { | 
|  | mLayers[0].mOutputLayerState.visibleRegion = Region(Rect(10, 10, 20, 20)); | 
|  | mLayers[1].mOutputLayerState.visibleRegion = Region(Rect(-10, -10, 30, 30)); | 
|  | mLayers[2].mOutputLayerState.visibleRegion = Region(Rect(-10, 0, 40, 4000)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  |  | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer0TargetSettings{ | 
|  | Region(Rect(10, 10, 20, 20)), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer1TargetSettings{ | 
|  | Region(Rect(0, 0, 30, 30)), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer2TargetSettings{ | 
|  | Region(Rect(0, 0, 40, 201)), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mLayerFE, prepareClientComposition(Eq(ByRef(layer0TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, prepareClientComposition(Eq(ByRef(layer1TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(Eq(ByRef(layer2TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | static_cast<void>( | 
|  | mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace)); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | perLayerNeedsFilteringUsedToGenerateRequests) { | 
|  | mOutput.mState.needsFiltering = false; | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, needsFiltering()).WillRepeatedly(Return(true)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  |  | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer0TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | true,  /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer1TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer2TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mLayerFE, prepareClientComposition(Eq(ByRef(layer0TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, prepareClientComposition(Eq(ByRef(layer1TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(Eq(ByRef(layer2TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | static_cast<void>( | 
|  | mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace)); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | wholeOutputNeedsFilteringUsedToGenerateRequests) { | 
|  | mOutput.mState.needsFiltering = true; | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, needsFiltering()).WillRepeatedly(Return(true)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  |  | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer0TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | true,  /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer1TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | true,  /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer2TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | true,  /* needs filtering */ | 
|  | false, /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mLayerFE, prepareClientComposition(Eq(ByRef(layer0TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, prepareClientComposition(Eq(ByRef(layer1TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(Eq(ByRef(layer2TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | static_cast<void>( | 
|  | mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace)); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | wholeOutputSecurityUsedToGenerateRequests) { | 
|  | mOutput.mState.isSecure = true; | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  |  | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer0TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | true,  /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer1TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | true,  /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer2TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | true,  /* secure */ | 
|  | false, /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mLayerFE, prepareClientComposition(Eq(ByRef(layer0TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, prepareClientComposition(Eq(ByRef(layer1TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(Eq(ByRef(layer2TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | static_cast<void>( | 
|  | mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace)); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | protectedContentSupportUsedToGenerateRequests) { | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  |  | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer0TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | true,  /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer1TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | true,  /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings layer2TargetSettings{ | 
|  | Region(kDisplayFrame), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | false, /* secure */ | 
|  | true,  /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mLayerFE, prepareClientComposition(Eq(ByRef(layer0TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[1].mLayerFE, prepareClientComposition(Eq(ByRef(layer1TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(Eq(ByRef(layer2TargetSettings)))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | static_cast<void>(mOutput.generateClientCompositionRequests(true /* supportsProtectedContent */, | 
|  | accumClearRegion, | 
|  | kDisplayDataspace)); | 
|  | } | 
|  |  | 
|  | TEST_F(OutputUpdateAndWriteCompositionStateTest, handlesBackgroundBlurRequests) { | 
|  | InjectedLayer layer1; | 
|  | InjectedLayer layer2; | 
|  | InjectedLayer layer3; | 
|  |  | 
|  | // Layer requesting blur, or below, should request client composition. | 
|  | EXPECT_CALL(*layer1.outputLayer, updateCompositionState(false, true)); | 
|  | EXPECT_CALL(*layer1.outputLayer, writeStateToHWC(false)); | 
|  | EXPECT_CALL(*layer2.outputLayer, updateCompositionState(false, true)); | 
|  | EXPECT_CALL(*layer2.outputLayer, writeStateToHWC(false)); | 
|  | EXPECT_CALL(*layer3.outputLayer, updateCompositionState(false, false)); | 
|  | EXPECT_CALL(*layer3.outputLayer, writeStateToHWC(false)); | 
|  |  | 
|  | layer2.layerFEState.backgroundBlurRadius = 10; | 
|  |  | 
|  | injectOutputLayer(layer1); | 
|  | injectOutputLayer(layer2); | 
|  | injectOutputLayer(layer3); | 
|  |  | 
|  | mOutput->editState().isEnabled = true; | 
|  |  | 
|  | CompositionRefreshArgs args; | 
|  | args.updatingGeometryThisFrame = false; | 
|  | args.devOptForceClientComposition = false; | 
|  | mOutput->updateAndWriteCompositionState(args); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest, handlesLandscapeModeSplitScreenRequests) { | 
|  | // In split-screen landscape mode, the screen is rotated 90 degrees, with | 
|  | // one layer on the left covering the left side of the output, and one layer | 
|  | // on the right covering that side of the output. | 
|  |  | 
|  | const Rect kPortraitFrame(0, 0, 1000, 2000); | 
|  | const Rect kPortraitViewport(0, 0, 2000, 1000); | 
|  | const Rect kPortraitSourceClip(0, 0, 1000, 2000); | 
|  | const Rect kPortraitDestinationClip(0, 0, 1000, 2000); | 
|  | const uint32_t kPortraitOrientation = TR_ROT_90; | 
|  | constexpr ui::Dataspace kOutputDataspace = ui::Dataspace::DISPLAY_P3; | 
|  |  | 
|  | mOutput.mState.frame = kPortraitFrame; | 
|  | mOutput.mState.viewport = kPortraitViewport; | 
|  | mOutput.mState.sourceClip = kPortraitSourceClip; | 
|  | mOutput.mState.destinationClip = kPortraitDestinationClip; | 
|  | mOutput.mState.transform = ui::Transform{kPortraitOrientation}; | 
|  | mOutput.mState.orientation = kPortraitOrientation; | 
|  | mOutput.mState.needsFiltering = false; | 
|  | mOutput.mState.isSecure = true; | 
|  |  | 
|  | Layer leftLayer; | 
|  | Layer rightLayer; | 
|  |  | 
|  | leftLayer.mOutputLayerState.clearClientTarget = false; | 
|  | leftLayer.mOutputLayerState.visibleRegion = Region(Rect(0, 0, 1000, 1000)); | 
|  | leftLayer.mLayerFEState.isOpaque = true; | 
|  | leftLayer.mLayerSettings.source.solidColor = {1.f, 0.f, 0.f}; | 
|  |  | 
|  | rightLayer.mOutputLayerState.clearClientTarget = false; | 
|  | rightLayer.mOutputLayerState.visibleRegion = Region(Rect(1000, 0, 2000, 1000)); | 
|  | rightLayer.mLayerFEState.isOpaque = true; | 
|  | rightLayer.mLayerSettings.source.solidColor = {0.f, 1.f, 0.f}; | 
|  |  | 
|  | EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(2u)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(0u)) | 
|  | .WillRepeatedly(Return(&leftLayer.mOutputLayer)); | 
|  | EXPECT_CALL(mOutput, getOutputLayerOrderedByZByIndex(1u)) | 
|  | .WillRepeatedly(Return(&rightLayer.mOutputLayer)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  |  | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings leftLayerSettings{ | 
|  | Region(Rect(0, 0, 1000, 1000)), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | true,  /* secure */ | 
|  | true,  /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  |  | 
|  | EXPECT_CALL(leftLayer.mOutputLayer, requiresClientComposition()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(leftLayer.mOutputLayer, needsFiltering()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(leftLayer.mLayerFE, prepareClientComposition(Eq(ByRef(leftLayerSettings)))) | 
|  | .WillOnce(Return(leftLayer.mLayerSettings)); | 
|  | EXPECT_CALL(leftLayer.mLayerFE, | 
|  | prepareShadowClientComposition(leftLayer.mLayerSettings, kPortraitViewport, | 
|  | kOutputDataspace)) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | compositionengine::LayerFE::ClientCompositionTargetSettings rightLayerSettings{ | 
|  | Region(Rect(1000, 0, 2000, 1000)), | 
|  | false, /* identity transform */ | 
|  | false, /* needs filtering */ | 
|  | true,  /* secure */ | 
|  | true,  /* supports protected content */ | 
|  | accumClearRegion, | 
|  | }; | 
|  |  | 
|  | EXPECT_CALL(rightLayer.mOutputLayer, requiresClientComposition()).WillRepeatedly(Return(true)); | 
|  | EXPECT_CALL(rightLayer.mOutputLayer, needsFiltering()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(rightLayer.mLayerFE, prepareClientComposition(Eq(ByRef(rightLayerSettings)))) | 
|  | .WillOnce(Return(rightLayer.mLayerSettings)); | 
|  | EXPECT_CALL(rightLayer.mLayerFE, | 
|  | prepareShadowClientComposition(rightLayer.mLayerSettings, kPortraitViewport, | 
|  | kOutputDataspace)) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | constexpr bool supportsProtectedContent = true; | 
|  | auto requests = mOutput.generateClientCompositionRequests(supportsProtectedContent, | 
|  | accumClearRegion, kOutputDataspace); | 
|  | ASSERT_EQ(2u, requests.size()); | 
|  | EXPECT_EQ(leftLayer.mLayerSettings, requests[0]); | 
|  | EXPECT_EQ(rightLayer.mLayerSettings, requests[1]); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | shadowRegionOnlyVisibleSkipsContentComposition) { | 
|  | const Rect kContentWithShadow(40, 40, 70, 90); | 
|  | const Rect kContent(50, 50, 60, 80); | 
|  | const Region kShadowRegion = Region(kContentWithShadow).subtract(kContent); | 
|  | const Region kPartialShadowRegion = Region(kContentWithShadow).subtract(Rect(40, 40, 60, 80)); | 
|  |  | 
|  | LayerFE::LayerSettings mShadowSettings; | 
|  | mShadowSettings.source.solidColor = {0.1f, 0.1f, 0.1f}; | 
|  |  | 
|  | mLayers[2].mOutputLayerState.visibleRegion = kPartialShadowRegion; | 
|  | mLayers[2].mOutputLayerState.shadowRegion = kShadowRegion; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[1].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[2].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, | 
|  | prepareShadowClientComposition(mLayers[2].mLayerSettings, kDisplayViewport, | 
|  | kDisplayDataspace)) | 
|  | .WillOnce(Return(mShadowSettings)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | ASSERT_EQ(1u, requests.size()); | 
|  |  | 
|  | EXPECT_EQ(mShadowSettings, requests[0]); | 
|  | } | 
|  |  | 
|  | TEST_F(GenerateClientCompositionRequestsTest_ThreeLayers, | 
|  | shadowRegionWithContentVisibleRequestsContentAndShadowComposition) { | 
|  | const Rect kContentWithShadow(40, 40, 70, 90); | 
|  | const Rect kContent(50, 50, 60, 80); | 
|  | const Region kShadowRegion = Region(kContentWithShadow).subtract(kContent); | 
|  | const Region kPartialContentWithPartialShadowRegion = | 
|  | Region(kContentWithShadow).subtract(Rect(40, 40, 50, 80)); | 
|  |  | 
|  | LayerFE::LayerSettings mShadowSettings; | 
|  | mShadowSettings.source.solidColor = {0.1f, 0.1f, 0.1f}; | 
|  |  | 
|  | mLayers[2].mOutputLayerState.visibleRegion = kPartialContentWithPartialShadowRegion; | 
|  | mLayers[2].mOutputLayerState.shadowRegion = kShadowRegion; | 
|  |  | 
|  | EXPECT_CALL(mLayers[0].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[1].mOutputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, prepareClientComposition(_)) | 
|  | .WillOnce(Return(mLayers[2].mLayerSettings)); | 
|  | EXPECT_CALL(mLayers[2].mLayerFE, | 
|  | prepareShadowClientComposition(mLayers[2].mLayerSettings, kDisplayViewport, | 
|  | kDisplayDataspace)) | 
|  | .WillOnce(Return(mShadowSettings)); | 
|  |  | 
|  | Region accumClearRegion(Rect(10, 11, 12, 13)); | 
|  | auto requests = mOutput.generateClientCompositionRequests(false /* supportsProtectedContent */, | 
|  | accumClearRegion, kDisplayDataspace); | 
|  | ASSERT_EQ(2u, requests.size()); | 
|  |  | 
|  | EXPECT_EQ(mShadowSettings, requests[0]); | 
|  | EXPECT_EQ(mLayers[2].mLayerSettings, requests[1]); | 
|  | } | 
|  |  | 
|  | } // namespace | 
|  | } // namespace android::compositionengine |