|  | /* | 
|  | * 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 <compositionengine/DisplayColorProfileCreationArgs.h> | 
|  | #include <compositionengine/DisplayCreationArgs.h> | 
|  | #include <compositionengine/DisplaySurface.h> | 
|  | #include <compositionengine/RenderSurfaceCreationArgs.h> | 
|  | #include <compositionengine/impl/Display.h> | 
|  | #include <compositionengine/impl/RenderSurface.h> | 
|  | #include <compositionengine/mock/CompositionEngine.h> | 
|  | #include <compositionengine/mock/DisplayColorProfile.h> | 
|  | #include <compositionengine/mock/DisplaySurface.h> | 
|  | #include <compositionengine/mock/LayerFE.h> | 
|  | #include <compositionengine/mock/NativeWindow.h> | 
|  | #include <compositionengine/mock/OutputLayer.h> | 
|  | #include <compositionengine/mock/RenderSurface.h> | 
|  | #include <gtest/gtest.h> | 
|  | #include <renderengine/mock/RenderEngine.h> | 
|  | #include <ui/DisplayInfo.h> | 
|  | #include <ui/Rect.h> | 
|  |  | 
|  | #include "MockHWC2.h" | 
|  | #include "MockHWComposer.h" | 
|  | #include "MockPowerAdvisor.h" | 
|  |  | 
|  | namespace android::compositionengine { | 
|  | namespace { | 
|  |  | 
|  | namespace hal = android::hardware::graphics::composer::hal; | 
|  |  | 
|  | using testing::_; | 
|  | using testing::DoAll; | 
|  | using testing::Eq; | 
|  | using testing::InSequence; | 
|  | using testing::NiceMock; | 
|  | using testing::Pointee; | 
|  | using testing::Ref; | 
|  | using testing::Return; | 
|  | using testing::ReturnRef; | 
|  | using testing::Sequence; | 
|  | using testing::SetArgPointee; | 
|  | using testing::StrictMock; | 
|  |  | 
|  | constexpr DisplayId DEFAULT_DISPLAY_ID = DisplayId{42}; | 
|  | constexpr DisplayId VIRTUAL_DISPLAY_ID = DisplayId{43}; | 
|  | constexpr int32_t DEFAULT_DISPLAY_WIDTH = 1920; | 
|  | constexpr int32_t DEFAULT_DISPLAY_HEIGHT = 1080; | 
|  | constexpr int32_t DEFAULT_LAYER_STACK = 123; | 
|  |  | 
|  | struct Layer { | 
|  | Layer() { | 
|  | EXPECT_CALL(*outputLayer, getLayerFE()).WillRepeatedly(ReturnRef(*layerFE)); | 
|  | EXPECT_CALL(*outputLayer, getHwcLayer()).WillRepeatedly(Return(&hwc2Layer)); | 
|  | } | 
|  |  | 
|  | sp<mock::LayerFE> layerFE = new StrictMock<mock::LayerFE>(); | 
|  | StrictMock<mock::OutputLayer>* outputLayer = new StrictMock<mock::OutputLayer>(); | 
|  | StrictMock<HWC2::mock::Layer> hwc2Layer; | 
|  | }; | 
|  |  | 
|  | struct LayerNoHWC2Layer { | 
|  | LayerNoHWC2Layer() { | 
|  | EXPECT_CALL(*outputLayer, getLayerFE()).WillRepeatedly(ReturnRef(*layerFE)); | 
|  | EXPECT_CALL(*outputLayer, getHwcLayer()).WillRepeatedly(Return(nullptr)); | 
|  | } | 
|  |  | 
|  | sp<mock::LayerFE> layerFE = new StrictMock<mock::LayerFE>(); | 
|  | StrictMock<mock::OutputLayer>* outputLayer = new StrictMock<mock::OutputLayer>(); | 
|  | }; | 
|  |  | 
|  | struct DisplayTestCommon : public testing::Test { | 
|  | // Uses the full implementation of a display | 
|  | class FullImplDisplay : public impl::Display { | 
|  | public: | 
|  | using impl::Display::injectOutputLayerForTest; | 
|  | virtual void injectOutputLayerForTest(std::unique_ptr<compositionengine::OutputLayer>) = 0; | 
|  |  | 
|  | using impl::Display::maybeAllocateDisplayIdForVirtualDisplay; | 
|  | }; | 
|  |  | 
|  | // Uses a special implementation with key internal member functions set up | 
|  | // as mock implementations, to allow for easier testing. | 
|  | struct PartialMockDisplay : public impl::Display { | 
|  | PartialMockDisplay(const compositionengine::CompositionEngine& compositionEngine) | 
|  | : mCompositionEngine(compositionEngine) {} | 
|  |  | 
|  | // compositionengine::Output overrides | 
|  | const OutputCompositionState& getState() const override { return mState; } | 
|  | OutputCompositionState& editState() override { return mState; } | 
|  |  | 
|  | // compositionengine::impl::Output overrides | 
|  | const CompositionEngine& getCompositionEngine() const override { | 
|  | return mCompositionEngine; | 
|  | }; | 
|  |  | 
|  | // Mock implementation overrides | 
|  | 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_METHOD1(injectOutputLayerForTest, compositionengine::OutputLayer*(const sp<LayerFE>&)); | 
|  | MOCK_METHOD1(injectOutputLayerForTest, void(std::unique_ptr<OutputLayer>)); | 
|  | MOCK_CONST_METHOD0(anyLayersRequireClientComposition, bool()); | 
|  | MOCK_CONST_METHOD0(allLayersRequireClientComposition, bool()); | 
|  | MOCK_METHOD1(applyChangedTypesToLayers, void(const impl::Display::ChangedTypes&)); | 
|  | MOCK_METHOD1(applyDisplayRequests, void(const impl::Display::DisplayRequests&)); | 
|  | MOCK_METHOD1(applyLayerRequestsToLayers, void(const impl::Display::LayerRequests&)); | 
|  |  | 
|  | const compositionengine::CompositionEngine& mCompositionEngine; | 
|  | impl::OutputCompositionState mState; | 
|  | }; | 
|  |  | 
|  | static std::string getDisplayNameFromCurrentTest() { | 
|  | const ::testing::TestInfo* const test_info = | 
|  | ::testing::UnitTest::GetInstance()->current_test_info(); | 
|  | return std::string("display for ") + test_info->test_case_name() + "." + test_info->name(); | 
|  | } | 
|  |  | 
|  | template <typename Display> | 
|  | static std::shared_ptr<Display> createDisplay( | 
|  | const compositionengine::CompositionEngine& compositionEngine, | 
|  | compositionengine::DisplayCreationArgs args) { | 
|  | args.name = getDisplayNameFromCurrentTest(); | 
|  | return impl::createDisplayTemplated<Display>(compositionEngine, args); | 
|  | } | 
|  |  | 
|  | template <typename Display> | 
|  | static std::shared_ptr<StrictMock<Display>> createPartialMockDisplay( | 
|  | const compositionengine::CompositionEngine& compositionEngine, | 
|  | compositionengine::DisplayCreationArgs args) { | 
|  | args.name = getDisplayNameFromCurrentTest(); | 
|  | auto display = std::make_shared<StrictMock<Display>>(compositionEngine); | 
|  |  | 
|  | display->setConfiguration(args); | 
|  |  | 
|  | return display; | 
|  | } | 
|  |  | 
|  | DisplayTestCommon() { | 
|  | EXPECT_CALL(mCompositionEngine, getHwComposer()).WillRepeatedly(ReturnRef(mHwComposer)); | 
|  | EXPECT_CALL(mCompositionEngine, getRenderEngine()).WillRepeatedly(ReturnRef(mRenderEngine)); | 
|  | EXPECT_CALL(mRenderEngine, supportsProtectedContent()).WillRepeatedly(Return(false)); | 
|  | EXPECT_CALL(mRenderEngine, isProtected()).WillRepeatedly(Return(false)); | 
|  | } | 
|  |  | 
|  | DisplayCreationArgs getDisplayCreationArgsForPhysicalHWCDisplay() { | 
|  | return DisplayCreationArgsBuilder() | 
|  | .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal}) | 
|  | .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT}) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(true) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .build(); | 
|  | } | 
|  |  | 
|  | DisplayCreationArgs getDisplayCreationArgsForNonHWCVirtualDisplay() { | 
|  | return DisplayCreationArgsBuilder() | 
|  | .setUseHwcVirtualDisplays(false) | 
|  | .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT}) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(false) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .build(); | 
|  | } | 
|  |  | 
|  | StrictMock<android::mock::HWComposer> mHwComposer; | 
|  | StrictMock<Hwc2::mock::PowerAdvisor> mPowerAdvisor; | 
|  | StrictMock<renderengine::mock::RenderEngine> mRenderEngine; | 
|  | StrictMock<mock::CompositionEngine> mCompositionEngine; | 
|  | sp<mock::NativeWindow> mNativeWindow = new StrictMock<mock::NativeWindow>(); | 
|  | }; | 
|  |  | 
|  | struct PartialMockDisplayTestCommon : public DisplayTestCommon { | 
|  | using Display = DisplayTestCommon::PartialMockDisplay; | 
|  | std::shared_ptr<Display> mDisplay = | 
|  | createPartialMockDisplay<Display>(mCompositionEngine, | 
|  | getDisplayCreationArgsForPhysicalHWCDisplay()); | 
|  | }; | 
|  |  | 
|  | struct FullDisplayImplTestCommon : public DisplayTestCommon { | 
|  | using Display = DisplayTestCommon::FullImplDisplay; | 
|  | std::shared_ptr<Display> mDisplay = | 
|  | createDisplay<Display>(mCompositionEngine, | 
|  | getDisplayCreationArgsForPhysicalHWCDisplay()); | 
|  | }; | 
|  |  | 
|  | struct DisplayWithLayersTestCommon : public FullDisplayImplTestCommon { | 
|  | DisplayWithLayersTestCommon() { | 
|  | mDisplay->injectOutputLayerForTest( | 
|  | std::unique_ptr<compositionengine::OutputLayer>(mLayer1.outputLayer)); | 
|  | mDisplay->injectOutputLayerForTest( | 
|  | std::unique_ptr<compositionengine::OutputLayer>(mLayer2.outputLayer)); | 
|  | mDisplay->injectOutputLayerForTest( | 
|  | std::unique_ptr<compositionengine::OutputLayer>(mLayer3.outputLayer)); | 
|  | } | 
|  |  | 
|  | Layer mLayer1; | 
|  | Layer mLayer2; | 
|  | LayerNoHWC2Layer mLayer3; | 
|  | StrictMock<HWC2::mock::Layer> hwc2LayerUnknown; | 
|  | std::shared_ptr<Display> mDisplay = | 
|  | createDisplay<Display>(mCompositionEngine, | 
|  | getDisplayCreationArgsForPhysicalHWCDisplay()); | 
|  | }; | 
|  |  | 
|  | /* | 
|  | * Basic construction | 
|  | */ | 
|  |  | 
|  | struct DisplayCreationTest : public DisplayTestCommon { | 
|  | using Display = DisplayTestCommon::FullImplDisplay; | 
|  | }; | 
|  |  | 
|  | TEST_F(DisplayCreationTest, createPhysicalInternalDisplay) { | 
|  | auto display = | 
|  | impl::createDisplay(mCompositionEngine, getDisplayCreationArgsForPhysicalHWCDisplay()); | 
|  | EXPECT_TRUE(display->isSecure()); | 
|  | EXPECT_FALSE(display->isVirtual()); | 
|  | EXPECT_EQ(DEFAULT_DISPLAY_ID, display->getId()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayCreationTest, createNonHwcVirtualDisplay) { | 
|  | auto display = impl::createDisplay(mCompositionEngine, | 
|  | getDisplayCreationArgsForNonHWCVirtualDisplay()); | 
|  | EXPECT_FALSE(display->isSecure()); | 
|  | EXPECT_TRUE(display->isVirtual()); | 
|  | EXPECT_EQ(std::nullopt, display->getId()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::setConfiguration() | 
|  | */ | 
|  |  | 
|  | using DisplaySetConfigurationTest = PartialMockDisplayTestCommon; | 
|  |  | 
|  | TEST_F(DisplaySetConfigurationTest, configuresInternalSecurePhysicalDisplay) { | 
|  | mDisplay->setConfiguration( | 
|  | DisplayCreationArgsBuilder() | 
|  | .setUseHwcVirtualDisplays(true) | 
|  | .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal}) | 
|  | .setPixels(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH)) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(true) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .setName(getDisplayNameFromCurrentTest()) | 
|  | .build()); | 
|  |  | 
|  | EXPECT_EQ(DEFAULT_DISPLAY_ID, mDisplay->getId()); | 
|  | EXPECT_TRUE(mDisplay->isSecure()); | 
|  | EXPECT_FALSE(mDisplay->isVirtual()); | 
|  | EXPECT_EQ(DEFAULT_LAYER_STACK, mDisplay->getState().layerStackId); | 
|  | EXPECT_TRUE(mDisplay->getState().layerStackInternal); | 
|  | EXPECT_FALSE(mDisplay->isValid()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplaySetConfigurationTest, configuresExternalInsecurePhysicalDisplay) { | 
|  | mDisplay->setConfiguration( | 
|  | DisplayCreationArgsBuilder() | 
|  | .setUseHwcVirtualDisplays(true) | 
|  | .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::External}) | 
|  | .setPixels(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH)) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(false) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .setName(getDisplayNameFromCurrentTest()) | 
|  | .build()); | 
|  |  | 
|  | EXPECT_EQ(DEFAULT_DISPLAY_ID, mDisplay->getId()); | 
|  | EXPECT_FALSE(mDisplay->isSecure()); | 
|  | EXPECT_FALSE(mDisplay->isVirtual()); | 
|  | EXPECT_EQ(DEFAULT_LAYER_STACK, mDisplay->getState().layerStackId); | 
|  | EXPECT_FALSE(mDisplay->getState().layerStackInternal); | 
|  | EXPECT_FALSE(mDisplay->isValid()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplaySetConfigurationTest, configuresHwcBackedVirtualDisplay) { | 
|  | EXPECT_CALL(mHwComposer, | 
|  | allocateVirtualDisplay(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH, | 
|  | Pointee(Eq(static_cast<ui::PixelFormat>( | 
|  | PIXEL_FORMAT_RGBA_8888))))) | 
|  | .WillOnce(Return(VIRTUAL_DISPLAY_ID)); | 
|  |  | 
|  | mDisplay->setConfiguration( | 
|  | DisplayCreationArgsBuilder() | 
|  | .setUseHwcVirtualDisplays(true) | 
|  | .setPixels(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH)) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(false) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .setName(getDisplayNameFromCurrentTest()) | 
|  | .build()); | 
|  |  | 
|  | EXPECT_EQ(VIRTUAL_DISPLAY_ID, mDisplay->getId()); | 
|  | EXPECT_FALSE(mDisplay->isSecure()); | 
|  | EXPECT_TRUE(mDisplay->isVirtual()); | 
|  | EXPECT_EQ(DEFAULT_LAYER_STACK, mDisplay->getState().layerStackId); | 
|  | EXPECT_FALSE(mDisplay->getState().layerStackInternal); | 
|  | EXPECT_FALSE(mDisplay->isValid()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplaySetConfigurationTest, configuresNonHwcBackedVirtualDisplayIfHwcAllocationFails) { | 
|  | EXPECT_CALL(mHwComposer, | 
|  | allocateVirtualDisplay(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH, | 
|  | Pointee(Eq(static_cast<ui::PixelFormat>( | 
|  | PIXEL_FORMAT_RGBA_8888))))) | 
|  | .WillOnce(Return(std::nullopt)); | 
|  |  | 
|  | mDisplay->setConfiguration( | 
|  | DisplayCreationArgsBuilder() | 
|  | .setUseHwcVirtualDisplays(true) | 
|  | .setPixels(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH)) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(false) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .setName(getDisplayNameFromCurrentTest()) | 
|  | .build()); | 
|  |  | 
|  | EXPECT_EQ(std::nullopt, mDisplay->getId()); | 
|  | EXPECT_FALSE(mDisplay->isSecure()); | 
|  | EXPECT_TRUE(mDisplay->isVirtual()); | 
|  | EXPECT_EQ(DEFAULT_LAYER_STACK, mDisplay->getState().layerStackId); | 
|  | EXPECT_FALSE(mDisplay->getState().layerStackInternal); | 
|  | EXPECT_FALSE(mDisplay->isValid()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplaySetConfigurationTest, configuresNonHwcBackedVirtualDisplayIfShouldNotUseHwc) { | 
|  | mDisplay->setConfiguration( | 
|  | DisplayCreationArgsBuilder() | 
|  | .setUseHwcVirtualDisplays(false) | 
|  | .setPixels(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH)) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(false) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .setName(getDisplayNameFromCurrentTest()) | 
|  | .build()); | 
|  |  | 
|  | EXPECT_EQ(std::nullopt, mDisplay->getId()); | 
|  | EXPECT_FALSE(mDisplay->isSecure()); | 
|  | EXPECT_TRUE(mDisplay->isVirtual()); | 
|  | EXPECT_EQ(DEFAULT_LAYER_STACK, mDisplay->getState().layerStackId); | 
|  | EXPECT_FALSE(mDisplay->getState().layerStackInternal); | 
|  | EXPECT_FALSE(mDisplay->isValid()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::disconnect() | 
|  | */ | 
|  |  | 
|  | using DisplayDisconnectTest = PartialMockDisplayTestCommon; | 
|  |  | 
|  | TEST_F(DisplayDisconnectTest, disconnectsDisplay) { | 
|  | // The first call to disconnect will disconnect the display with the HWC and | 
|  | // set mHwcId to -1. | 
|  | EXPECT_CALL(mHwComposer, disconnectDisplay(DEFAULT_DISPLAY_ID)).Times(1); | 
|  | mDisplay->disconnect(); | 
|  | EXPECT_FALSE(mDisplay->getId()); | 
|  |  | 
|  | // Subsequent calls will do nothing, | 
|  | EXPECT_CALL(mHwComposer, disconnectDisplay(DEFAULT_DISPLAY_ID)).Times(0); | 
|  | mDisplay->disconnect(); | 
|  | EXPECT_FALSE(mDisplay->getId()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::setColorTransform() | 
|  | */ | 
|  |  | 
|  | using DisplaySetColorTransformTest = PartialMockDisplayTestCommon; | 
|  |  | 
|  | TEST_F(DisplaySetColorTransformTest, setsTransform) { | 
|  | // No change does nothing | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.colorTransformMatrix = std::nullopt; | 
|  | mDisplay->setColorTransform(refreshArgs); | 
|  |  | 
|  | // Identity matrix sets an identity state value | 
|  | const mat4 kIdentity; | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, setColorTransform(DEFAULT_DISPLAY_ID, kIdentity)).Times(1); | 
|  |  | 
|  | refreshArgs.colorTransformMatrix = kIdentity; | 
|  | mDisplay->setColorTransform(refreshArgs); | 
|  |  | 
|  | // Non-identity matrix sets a non-identity state value | 
|  | const mat4 kNonIdentity = mat4() * 2; | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, setColorTransform(DEFAULT_DISPLAY_ID, kNonIdentity)).Times(1); | 
|  |  | 
|  | refreshArgs.colorTransformMatrix = kNonIdentity; | 
|  | mDisplay->setColorTransform(refreshArgs); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::setColorMode() | 
|  | */ | 
|  |  | 
|  | using DisplaySetColorModeTest = PartialMockDisplayTestCommon; | 
|  |  | 
|  | TEST_F(DisplaySetColorModeTest, setsModeUnlessNoChange) { | 
|  | using ColorProfile = Output::ColorProfile; | 
|  |  | 
|  | mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | mDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface)); | 
|  | mock::DisplayColorProfile* colorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | mDisplay->setDisplayColorProfileForTest(std::unique_ptr<DisplayColorProfile>(colorProfile)); | 
|  |  | 
|  | EXPECT_CALL(*colorProfile, getTargetDataspace(_, _, _)) | 
|  | .WillRepeatedly(Return(ui::Dataspace::UNKNOWN)); | 
|  |  | 
|  | // These values are expected to be the initial state. | 
|  | ASSERT_EQ(ui::ColorMode::NATIVE, mDisplay->getState().colorMode); | 
|  | ASSERT_EQ(ui::Dataspace::UNKNOWN, mDisplay->getState().dataspace); | 
|  | ASSERT_EQ(ui::RenderIntent::COLORIMETRIC, mDisplay->getState().renderIntent); | 
|  | ASSERT_EQ(ui::Dataspace::UNKNOWN, mDisplay->getState().targetDataspace); | 
|  |  | 
|  | // Otherwise if the values are unchanged, nothing happens | 
|  | mDisplay->setColorProfile(ColorProfile{ui::ColorMode::NATIVE, ui::Dataspace::UNKNOWN, | 
|  | ui::RenderIntent::COLORIMETRIC, ui::Dataspace::UNKNOWN}); | 
|  |  | 
|  | EXPECT_EQ(ui::ColorMode::NATIVE, mDisplay->getState().colorMode); | 
|  | EXPECT_EQ(ui::Dataspace::UNKNOWN, mDisplay->getState().dataspace); | 
|  | EXPECT_EQ(ui::RenderIntent::COLORIMETRIC, mDisplay->getState().renderIntent); | 
|  | EXPECT_EQ(ui::Dataspace::UNKNOWN, mDisplay->getState().targetDataspace); | 
|  |  | 
|  | // Otherwise if the values are different, updates happen | 
|  | EXPECT_CALL(*renderSurface, setBufferDataspace(ui::Dataspace::DISPLAY_P3)).Times(1); | 
|  | EXPECT_CALL(mHwComposer, | 
|  | setActiveColorMode(DEFAULT_DISPLAY_ID, ui::ColorMode::DISPLAY_P3, | 
|  | ui::RenderIntent::TONE_MAP_COLORIMETRIC)) | 
|  | .Times(1); | 
|  |  | 
|  | mDisplay->setColorProfile(ColorProfile{ui::ColorMode::DISPLAY_P3, ui::Dataspace::DISPLAY_P3, | 
|  | ui::RenderIntent::TONE_MAP_COLORIMETRIC, | 
|  | ui::Dataspace::UNKNOWN}); | 
|  |  | 
|  | EXPECT_EQ(ui::ColorMode::DISPLAY_P3, mDisplay->getState().colorMode); | 
|  | EXPECT_EQ(ui::Dataspace::DISPLAY_P3, mDisplay->getState().dataspace); | 
|  | EXPECT_EQ(ui::RenderIntent::TONE_MAP_COLORIMETRIC, mDisplay->getState().renderIntent); | 
|  | EXPECT_EQ(ui::Dataspace::UNKNOWN, mDisplay->getState().targetDataspace); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplaySetColorModeTest, doesNothingForVirtualDisplay) { | 
|  | using ColorProfile = Output::ColorProfile; | 
|  |  | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | std::shared_ptr<impl::Display> virtualDisplay = impl::createDisplay(mCompositionEngine, args); | 
|  |  | 
|  | mock::DisplayColorProfile* colorProfile = new StrictMock<mock::DisplayColorProfile>(); | 
|  | virtualDisplay->setDisplayColorProfileForTest( | 
|  | std::unique_ptr<DisplayColorProfile>(colorProfile)); | 
|  |  | 
|  | EXPECT_CALL(*colorProfile, | 
|  | getTargetDataspace(ui::ColorMode::DISPLAY_P3, ui::Dataspace::DISPLAY_P3, | 
|  | ui::Dataspace::UNKNOWN)) | 
|  | .WillOnce(Return(ui::Dataspace::UNKNOWN)); | 
|  |  | 
|  | virtualDisplay->setColorProfile( | 
|  | ColorProfile{ui::ColorMode::DISPLAY_P3, ui::Dataspace::DISPLAY_P3, | 
|  | ui::RenderIntent::TONE_MAP_COLORIMETRIC, ui::Dataspace::UNKNOWN}); | 
|  |  | 
|  | EXPECT_EQ(ui::ColorMode::NATIVE, virtualDisplay->getState().colorMode); | 
|  | EXPECT_EQ(ui::Dataspace::UNKNOWN, virtualDisplay->getState().dataspace); | 
|  | EXPECT_EQ(ui::RenderIntent::COLORIMETRIC, virtualDisplay->getState().renderIntent); | 
|  | EXPECT_EQ(ui::Dataspace::UNKNOWN, virtualDisplay->getState().targetDataspace); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::createDisplayColorProfile() | 
|  | */ | 
|  |  | 
|  | using DisplayCreateColorProfileTest = PartialMockDisplayTestCommon; | 
|  |  | 
|  | TEST_F(DisplayCreateColorProfileTest, setsDisplayColorProfile) { | 
|  | EXPECT_TRUE(mDisplay->getDisplayColorProfile() == nullptr); | 
|  | mDisplay->createDisplayColorProfile( | 
|  | DisplayColorProfileCreationArgs{false, HdrCapabilities(), 0, | 
|  | DisplayColorProfileCreationArgs::HwcColorModes()}); | 
|  | EXPECT_TRUE(mDisplay->getDisplayColorProfile() != nullptr); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::createRenderSurface() | 
|  | */ | 
|  |  | 
|  | using DisplayCreateRenderSurfaceTest = PartialMockDisplayTestCommon; | 
|  |  | 
|  | TEST_F(DisplayCreateRenderSurfaceTest, setsRenderSurface) { | 
|  | EXPECT_CALL(*mNativeWindow, disconnect(NATIVE_WINDOW_API_EGL)).WillRepeatedly(Return(NO_ERROR)); | 
|  | EXPECT_TRUE(mDisplay->getRenderSurface() == nullptr); | 
|  | mDisplay->createRenderSurface(RenderSurfaceCreationArgs{640, 480, mNativeWindow, nullptr}); | 
|  | EXPECT_TRUE(mDisplay->getRenderSurface() != nullptr); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::createOutputLayer() | 
|  | */ | 
|  |  | 
|  | using DisplayCreateOutputLayerTest = FullDisplayImplTestCommon; | 
|  |  | 
|  | TEST_F(DisplayCreateOutputLayerTest, setsHwcLayer) { | 
|  | sp<mock::LayerFE> layerFE = new StrictMock<mock::LayerFE>(); | 
|  | StrictMock<HWC2::mock::Layer> hwcLayer; | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, createLayer(DEFAULT_DISPLAY_ID)).WillOnce(Return(&hwcLayer)); | 
|  |  | 
|  | auto outputLayer = mDisplay->createOutputLayer(layerFE); | 
|  |  | 
|  | EXPECT_EQ(&hwcLayer, outputLayer->getHwcLayer()); | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, destroyLayer(DEFAULT_DISPLAY_ID, &hwcLayer)); | 
|  | outputLayer.reset(); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::setReleasedLayers() | 
|  | */ | 
|  |  | 
|  | using DisplaySetReleasedLayersTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplaySetReleasedLayersTest, doesNothingIfNotHwcDisplay) { | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | std::shared_ptr<impl::Display> nonHwcDisplay = impl::createDisplay(mCompositionEngine, args); | 
|  |  | 
|  | sp<mock::LayerFE> layerXLayerFE = new StrictMock<mock::LayerFE>(); | 
|  |  | 
|  | { | 
|  | Output::ReleasedLayers releasedLayers; | 
|  | releasedLayers.emplace_back(layerXLayerFE); | 
|  | nonHwcDisplay->setReleasedLayers(std::move(releasedLayers)); | 
|  | } | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.layersWithQueuedFrames.push_back(layerXLayerFE); | 
|  |  | 
|  | nonHwcDisplay->setReleasedLayers(refreshArgs); | 
|  |  | 
|  | const auto& releasedLayers = nonHwcDisplay->getReleasedLayersForTest(); | 
|  | ASSERT_EQ(1, releasedLayers.size()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplaySetReleasedLayersTest, doesNothingIfNoLayersWithQueuedFrames) { | 
|  | sp<mock::LayerFE> layerXLayerFE = new StrictMock<mock::LayerFE>(); | 
|  |  | 
|  | { | 
|  | Output::ReleasedLayers releasedLayers; | 
|  | releasedLayers.emplace_back(layerXLayerFE); | 
|  | mDisplay->setReleasedLayers(std::move(releasedLayers)); | 
|  | } | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | mDisplay->setReleasedLayers(refreshArgs); | 
|  |  | 
|  | const auto& releasedLayers = mDisplay->getReleasedLayersForTest(); | 
|  | ASSERT_EQ(1, releasedLayers.size()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplaySetReleasedLayersTest, setReleasedLayers) { | 
|  | sp<mock::LayerFE> unknownLayer = new StrictMock<mock::LayerFE>(); | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.layersWithQueuedFrames.push_back(mLayer1.layerFE); | 
|  | refreshArgs.layersWithQueuedFrames.push_back(mLayer2.layerFE); | 
|  | refreshArgs.layersWithQueuedFrames.push_back(unknownLayer); | 
|  |  | 
|  | mDisplay->setReleasedLayers(refreshArgs); | 
|  |  | 
|  | const auto& releasedLayers = mDisplay->getReleasedLayersForTest(); | 
|  | ASSERT_EQ(2, releasedLayers.size()); | 
|  | ASSERT_EQ(mLayer1.layerFE.get(), releasedLayers[0].promote().get()); | 
|  | ASSERT_EQ(mLayer2.layerFE.get(), releasedLayers[1].promote().get()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::chooseCompositionStrategy() | 
|  | */ | 
|  |  | 
|  | using DisplayChooseCompositionStrategyTest = PartialMockDisplayTestCommon; | 
|  |  | 
|  | TEST_F(DisplayChooseCompositionStrategyTest, takesEarlyOutIfNotAHwcDisplay) { | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | std::shared_ptr<Display> nonHwcDisplay = | 
|  | createPartialMockDisplay<Display>(mCompositionEngine, args); | 
|  | EXPECT_FALSE(nonHwcDisplay->getId()); | 
|  |  | 
|  | nonHwcDisplay->chooseCompositionStrategy(); | 
|  |  | 
|  | auto& state = nonHwcDisplay->getState(); | 
|  | EXPECT_TRUE(state.usesClientComposition); | 
|  | EXPECT_FALSE(state.usesDeviceComposition); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayChooseCompositionStrategyTest, takesEarlyOutOnHwcError) { | 
|  | EXPECT_CALL(*mDisplay, anyLayersRequireClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(mHwComposer, getDeviceCompositionChanges(DEFAULT_DISPLAY_ID, false, _)) | 
|  | .WillOnce(Return(INVALID_OPERATION)); | 
|  |  | 
|  | mDisplay->chooseCompositionStrategy(); | 
|  |  | 
|  | auto& state = mDisplay->getState(); | 
|  | EXPECT_TRUE(state.usesClientComposition); | 
|  | EXPECT_FALSE(state.usesDeviceComposition); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayChooseCompositionStrategyTest, normalOperation) { | 
|  | // Since two calls are made to anyLayersRequireClientComposition with different return | 
|  | // values, use a Sequence to control the matching so the values are returned in a known | 
|  | // order. | 
|  | Sequence s; | 
|  | EXPECT_CALL(*mDisplay, anyLayersRequireClientComposition()) | 
|  | .InSequence(s) | 
|  | .WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mDisplay, anyLayersRequireClientComposition()) | 
|  | .InSequence(s) | 
|  | .WillOnce(Return(false)); | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, getDeviceCompositionChanges(DEFAULT_DISPLAY_ID, true, _)) | 
|  | .WillOnce(Return(NO_ERROR)); | 
|  | EXPECT_CALL(*mDisplay, allLayersRequireClientComposition()).WillOnce(Return(false)); | 
|  |  | 
|  | mDisplay->chooseCompositionStrategy(); | 
|  |  | 
|  | auto& state = mDisplay->getState(); | 
|  | EXPECT_FALSE(state.usesClientComposition); | 
|  | EXPECT_TRUE(state.usesDeviceComposition); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayChooseCompositionStrategyTest, normalOperationWithChanges) { | 
|  | android::HWComposer::DeviceRequestedChanges changes{ | 
|  | {{nullptr, hal::Composition::CLIENT}}, | 
|  | hal::DisplayRequest::FLIP_CLIENT_TARGET, | 
|  | {{nullptr, hal::LayerRequest::CLEAR_CLIENT_TARGET}}, | 
|  | {hal::PixelFormat::RGBA_8888, hal::Dataspace::UNKNOWN}, | 
|  | }; | 
|  |  | 
|  | // Since two calls are made to anyLayersRequireClientComposition with different return | 
|  | // values, use a Sequence to control the matching so the values are returned in a known | 
|  | // order. | 
|  | Sequence s; | 
|  | EXPECT_CALL(*mDisplay, anyLayersRequireClientComposition()) | 
|  | .InSequence(s) | 
|  | .WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mDisplay, anyLayersRequireClientComposition()) | 
|  | .InSequence(s) | 
|  | .WillOnce(Return(false)); | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, getDeviceCompositionChanges(DEFAULT_DISPLAY_ID, true, _)) | 
|  | .WillOnce(DoAll(SetArgPointee<2>(changes), Return(NO_ERROR))); | 
|  | EXPECT_CALL(*mDisplay, applyChangedTypesToLayers(changes.changedTypes)).Times(1); | 
|  | EXPECT_CALL(*mDisplay, applyDisplayRequests(changes.displayRequests)).Times(1); | 
|  | EXPECT_CALL(*mDisplay, applyLayerRequestsToLayers(changes.layerRequests)).Times(1); | 
|  | EXPECT_CALL(*mDisplay, allLayersRequireClientComposition()).WillOnce(Return(false)); | 
|  |  | 
|  | mDisplay->chooseCompositionStrategy(); | 
|  |  | 
|  | auto& state = mDisplay->getState(); | 
|  | EXPECT_FALSE(state.usesClientComposition); | 
|  | EXPECT_TRUE(state.usesDeviceComposition); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::getSkipColorTransform() | 
|  | */ | 
|  |  | 
|  | using DisplayGetSkipColorTransformTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayGetSkipColorTransformTest, checksCapabilityIfNonHwcDisplay) { | 
|  | EXPECT_CALL(mHwComposer, hasCapability(hal::Capability::SKIP_CLIENT_COLOR_TRANSFORM)) | 
|  | .WillOnce(Return(true)); | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | auto nonHwcDisplay{impl::createDisplay(mCompositionEngine, args)}; | 
|  | EXPECT_TRUE(nonHwcDisplay->getSkipColorTransform()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayGetSkipColorTransformTest, checksDisplayCapability) { | 
|  | EXPECT_CALL(mHwComposer, | 
|  | hasDisplayCapability(DEFAULT_DISPLAY_ID, | 
|  | hal::DisplayCapability::SKIP_CLIENT_COLOR_TRANSFORM)) | 
|  | .WillOnce(Return(true)); | 
|  | EXPECT_TRUE(mDisplay->getSkipColorTransform()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::anyLayersRequireClientComposition() | 
|  | */ | 
|  |  | 
|  | using DisplayAnyLayersRequireClientCompositionTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayAnyLayersRequireClientCompositionTest, returnsFalse) { | 
|  | EXPECT_CALL(*mLayer1.outputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mLayer2.outputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mLayer3.outputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  |  | 
|  | EXPECT_FALSE(mDisplay->anyLayersRequireClientComposition()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayAnyLayersRequireClientCompositionTest, returnsTrue) { | 
|  | EXPECT_CALL(*mLayer1.outputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  | EXPECT_CALL(*mLayer2.outputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  |  | 
|  | EXPECT_TRUE(mDisplay->anyLayersRequireClientComposition()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::allLayersRequireClientComposition() | 
|  | */ | 
|  |  | 
|  | using DisplayAllLayersRequireClientCompositionTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayAllLayersRequireClientCompositionTest, returnsTrue) { | 
|  | EXPECT_CALL(*mLayer1.outputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mLayer2.outputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mLayer3.outputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  |  | 
|  | EXPECT_TRUE(mDisplay->allLayersRequireClientComposition()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayAllLayersRequireClientCompositionTest, returnsFalse) { | 
|  | EXPECT_CALL(*mLayer1.outputLayer, requiresClientComposition()).WillOnce(Return(true)); | 
|  | EXPECT_CALL(*mLayer2.outputLayer, requiresClientComposition()).WillOnce(Return(false)); | 
|  |  | 
|  | EXPECT_FALSE(mDisplay->allLayersRequireClientComposition()); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::applyChangedTypesToLayers() | 
|  | */ | 
|  |  | 
|  | using DisplayApplyChangedTypesToLayersTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayApplyChangedTypesToLayersTest, takesEarlyOutIfNoChangedLayers) { | 
|  | mDisplay->applyChangedTypesToLayers(impl::Display::ChangedTypes()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayApplyChangedTypesToLayersTest, appliesChanges) { | 
|  | EXPECT_CALL(*mLayer1.outputLayer, | 
|  | applyDeviceCompositionTypeChange(Hwc2::IComposerClient::Composition::CLIENT)) | 
|  | .Times(1); | 
|  | EXPECT_CALL(*mLayer2.outputLayer, | 
|  | applyDeviceCompositionTypeChange(Hwc2::IComposerClient::Composition::DEVICE)) | 
|  | .Times(1); | 
|  |  | 
|  | mDisplay->applyChangedTypesToLayers(impl::Display::ChangedTypes{ | 
|  | {&mLayer1.hwc2Layer, hal::Composition::CLIENT}, | 
|  | {&mLayer2.hwc2Layer, hal::Composition::DEVICE}, | 
|  | {&hwc2LayerUnknown, hal::Composition::SOLID_COLOR}, | 
|  | }); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::applyDisplayRequests() | 
|  | */ | 
|  |  | 
|  | using DisplayApplyDisplayRequestsTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayApplyDisplayRequestsTest, handlesNoRequests) { | 
|  | mDisplay->applyDisplayRequests(static_cast<hal::DisplayRequest>(0)); | 
|  |  | 
|  | auto& state = mDisplay->getState(); | 
|  | EXPECT_FALSE(state.flipClientTarget); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayApplyDisplayRequestsTest, handlesFlipClientTarget) { | 
|  | mDisplay->applyDisplayRequests(hal::DisplayRequest::FLIP_CLIENT_TARGET); | 
|  |  | 
|  | auto& state = mDisplay->getState(); | 
|  | EXPECT_TRUE(state.flipClientTarget); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayApplyDisplayRequestsTest, handlesWriteClientTargetToOutput) { | 
|  | mDisplay->applyDisplayRequests(hal::DisplayRequest::WRITE_CLIENT_TARGET_TO_OUTPUT); | 
|  |  | 
|  | auto& state = mDisplay->getState(); | 
|  | EXPECT_FALSE(state.flipClientTarget); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayApplyDisplayRequestsTest, handlesAllRequestFlagsSet) { | 
|  | mDisplay->applyDisplayRequests(static_cast<hal::DisplayRequest>(~0)); | 
|  |  | 
|  | auto& state = mDisplay->getState(); | 
|  | EXPECT_TRUE(state.flipClientTarget); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::applyLayerRequestsToLayers() | 
|  | */ | 
|  |  | 
|  | using DisplayApplyLayerRequestsToLayersTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayApplyLayerRequestsToLayersTest, preparesAllLayers) { | 
|  | EXPECT_CALL(*mLayer1.outputLayer, prepareForDeviceLayerRequests()).Times(1); | 
|  | EXPECT_CALL(*mLayer2.outputLayer, prepareForDeviceLayerRequests()).Times(1); | 
|  | EXPECT_CALL(*mLayer3.outputLayer, prepareForDeviceLayerRequests()).Times(1); | 
|  |  | 
|  | mDisplay->applyLayerRequestsToLayers(impl::Display::LayerRequests()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayApplyLayerRequestsToLayersTest, appliesDeviceLayerRequests) { | 
|  | EXPECT_CALL(*mLayer1.outputLayer, prepareForDeviceLayerRequests()).Times(1); | 
|  | EXPECT_CALL(*mLayer2.outputLayer, prepareForDeviceLayerRequests()).Times(1); | 
|  | EXPECT_CALL(*mLayer3.outputLayer, prepareForDeviceLayerRequests()).Times(1); | 
|  |  | 
|  | EXPECT_CALL(*mLayer1.outputLayer, | 
|  | applyDeviceLayerRequest(Hwc2::IComposerClient::LayerRequest::CLEAR_CLIENT_TARGET)) | 
|  | .Times(1); | 
|  |  | 
|  | mDisplay->applyLayerRequestsToLayers(impl::Display::LayerRequests{ | 
|  | {&mLayer1.hwc2Layer, hal::LayerRequest::CLEAR_CLIENT_TARGET}, | 
|  | {&hwc2LayerUnknown, hal::LayerRequest::CLEAR_CLIENT_TARGET}, | 
|  | }); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::presentAndGetFrameFences() | 
|  | */ | 
|  |  | 
|  | using DisplayPresentAndGetFrameFencesTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayPresentAndGetFrameFencesTest, returnsNoFencesOnNonHwcDisplay) { | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | auto nonHwcDisplay{impl::createDisplay(mCompositionEngine, args)}; | 
|  |  | 
|  | auto result = nonHwcDisplay->presentAndGetFrameFences(); | 
|  |  | 
|  | ASSERT_TRUE(result.presentFence.get()); | 
|  | EXPECT_FALSE(result.presentFence->isValid()); | 
|  | EXPECT_EQ(0u, result.layerFences.size()); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayPresentAndGetFrameFencesTest, returnsPresentAndLayerFences) { | 
|  | sp<Fence> presentFence = new Fence(); | 
|  | sp<Fence> layer1Fence = new Fence(); | 
|  | sp<Fence> layer2Fence = new Fence(); | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, presentAndGetReleaseFences(DEFAULT_DISPLAY_ID)).Times(1); | 
|  | EXPECT_CALL(mHwComposer, getPresentFence(DEFAULT_DISPLAY_ID)).WillOnce(Return(presentFence)); | 
|  | EXPECT_CALL(mHwComposer, getLayerReleaseFence(DEFAULT_DISPLAY_ID, &mLayer1.hwc2Layer)) | 
|  | .WillOnce(Return(layer1Fence)); | 
|  | EXPECT_CALL(mHwComposer, getLayerReleaseFence(DEFAULT_DISPLAY_ID, &mLayer2.hwc2Layer)) | 
|  | .WillOnce(Return(layer2Fence)); | 
|  | EXPECT_CALL(mHwComposer, clearReleaseFences(DEFAULT_DISPLAY_ID)).Times(1); | 
|  |  | 
|  | auto result = mDisplay->presentAndGetFrameFences(); | 
|  |  | 
|  | EXPECT_EQ(presentFence, result.presentFence); | 
|  |  | 
|  | EXPECT_EQ(2u, result.layerFences.size()); | 
|  | ASSERT_EQ(1, result.layerFences.count(&mLayer1.hwc2Layer)); | 
|  | EXPECT_EQ(layer1Fence, result.layerFences[&mLayer1.hwc2Layer]); | 
|  | ASSERT_EQ(1, result.layerFences.count(&mLayer2.hwc2Layer)); | 
|  | EXPECT_EQ(layer2Fence, result.layerFences[&mLayer2.hwc2Layer]); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::setExpensiveRenderingExpected() | 
|  | */ | 
|  |  | 
|  | using DisplaySetExpensiveRenderingExpectedTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplaySetExpensiveRenderingExpectedTest, forwardsToPowerAdvisor) { | 
|  | EXPECT_CALL(mPowerAdvisor, setExpensiveRenderingExpected(DEFAULT_DISPLAY_ID, true)).Times(1); | 
|  | mDisplay->setExpensiveRenderingExpected(true); | 
|  |  | 
|  | EXPECT_CALL(mPowerAdvisor, setExpensiveRenderingExpected(DEFAULT_DISPLAY_ID, false)).Times(1); | 
|  | mDisplay->setExpensiveRenderingExpected(false); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display::finishFrame() | 
|  | */ | 
|  |  | 
|  | using DisplayFinishFrameTest = DisplayWithLayersTestCommon; | 
|  |  | 
|  | TEST_F(DisplayFinishFrameTest, doesNotSkipCompositionIfNotDirtyOnHwcDisplay) { | 
|  | mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | mDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface)); | 
|  |  | 
|  | // We expect no calls to queueBuffer if composition was skipped. | 
|  | EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(1); | 
|  |  | 
|  | // Expect a call to signal no expensive rendering since there is no client composition. | 
|  | EXPECT_CALL(mPowerAdvisor, setExpensiveRenderingExpected(DEFAULT_DISPLAY_ID, false)); | 
|  |  | 
|  | mDisplay->editState().isEnabled = true; | 
|  | mDisplay->editState().usesClientComposition = false; | 
|  | mDisplay->editState().viewport = Rect(0, 0, 1, 1); | 
|  | mDisplay->editState().dirtyRegion = Region::INVALID_REGION; | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.repaintEverything = false; | 
|  |  | 
|  | mDisplay->finishFrame(refreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayFinishFrameTest, skipsCompositionIfNotDirty) { | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | std::shared_ptr<impl::Display> nonHwcDisplay = impl::createDisplay(mCompositionEngine, args); | 
|  |  | 
|  | mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | nonHwcDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface)); | 
|  |  | 
|  | // We expect no calls to queueBuffer if composition was skipped. | 
|  | EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(0); | 
|  |  | 
|  | nonHwcDisplay->editState().isEnabled = true; | 
|  | nonHwcDisplay->editState().usesClientComposition = false; | 
|  | nonHwcDisplay->editState().viewport = Rect(0, 0, 1, 1); | 
|  | nonHwcDisplay->editState().dirtyRegion = Region::INVALID_REGION; | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.repaintEverything = false; | 
|  |  | 
|  | nonHwcDisplay->finishFrame(refreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayFinishFrameTest, performsCompositionIfDirty) { | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | std::shared_ptr<impl::Display> nonHwcDisplay = impl::createDisplay(mCompositionEngine, args); | 
|  |  | 
|  | mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | nonHwcDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface)); | 
|  |  | 
|  | // We expect a single call to queueBuffer when composition is not skipped. | 
|  | EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(1); | 
|  |  | 
|  | nonHwcDisplay->editState().isEnabled = true; | 
|  | nonHwcDisplay->editState().usesClientComposition = false; | 
|  | nonHwcDisplay->editState().viewport = Rect(0, 0, 1, 1); | 
|  | nonHwcDisplay->editState().dirtyRegion = Region(Rect(0, 0, 1, 1)); | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.repaintEverything = false; | 
|  |  | 
|  | nonHwcDisplay->finishFrame(refreshArgs); | 
|  | } | 
|  |  | 
|  | TEST_F(DisplayFinishFrameTest, performsCompositionIfRepaintEverything) { | 
|  | auto args = getDisplayCreationArgsForNonHWCVirtualDisplay(); | 
|  | std::shared_ptr<impl::Display> nonHwcDisplay = impl::createDisplay(mCompositionEngine, args); | 
|  |  | 
|  | mock::RenderSurface* renderSurface = new StrictMock<mock::RenderSurface>(); | 
|  | nonHwcDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(renderSurface)); | 
|  |  | 
|  | // We expect a single call to queueBuffer when composition is not skipped. | 
|  | EXPECT_CALL(*renderSurface, queueBuffer(_)).Times(1); | 
|  |  | 
|  | nonHwcDisplay->editState().isEnabled = true; | 
|  | nonHwcDisplay->editState().usesClientComposition = false; | 
|  | nonHwcDisplay->editState().viewport = Rect(0, 0, 1, 1); | 
|  | nonHwcDisplay->editState().dirtyRegion = Region::INVALID_REGION; | 
|  |  | 
|  | CompositionRefreshArgs refreshArgs; | 
|  | refreshArgs.repaintEverything = true; | 
|  |  | 
|  | nonHwcDisplay->finishFrame(refreshArgs); | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Display functional tests | 
|  | */ | 
|  |  | 
|  | struct DisplayFunctionalTest : public testing::Test { | 
|  | class Display : public impl::Display { | 
|  | public: | 
|  | using impl::Display::injectOutputLayerForTest; | 
|  | virtual void injectOutputLayerForTest(std::unique_ptr<compositionengine::OutputLayer>) = 0; | 
|  | }; | 
|  |  | 
|  | DisplayFunctionalTest() { | 
|  | EXPECT_CALL(mCompositionEngine, getHwComposer()).WillRepeatedly(ReturnRef(mHwComposer)); | 
|  |  | 
|  | mDisplay->setRenderSurfaceForTest(std::unique_ptr<RenderSurface>(mRenderSurface)); | 
|  | } | 
|  |  | 
|  | NiceMock<android::mock::HWComposer> mHwComposer; | 
|  | NiceMock<Hwc2::mock::PowerAdvisor> mPowerAdvisor; | 
|  | NiceMock<mock::CompositionEngine> mCompositionEngine; | 
|  | sp<mock::NativeWindow> mNativeWindow = new NiceMock<mock::NativeWindow>(); | 
|  | sp<mock::DisplaySurface> mDisplaySurface = new NiceMock<mock::DisplaySurface>(); | 
|  | std::shared_ptr<Display> mDisplay = impl::createDisplayTemplated< | 
|  | Display>(mCompositionEngine, | 
|  | DisplayCreationArgsBuilder() | 
|  | .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal}) | 
|  | .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT}) | 
|  | .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888)) | 
|  | .setIsSecure(true) | 
|  | .setLayerStackId(DEFAULT_LAYER_STACK) | 
|  | .setPowerAdvisor(&mPowerAdvisor) | 
|  | .build() | 
|  |  | 
|  | ); | 
|  | impl::RenderSurface* mRenderSurface = | 
|  | new impl::RenderSurface{mCompositionEngine, *mDisplay, | 
|  | RenderSurfaceCreationArgs{DEFAULT_DISPLAY_WIDTH, | 
|  | DEFAULT_DISPLAY_HEIGHT, mNativeWindow, | 
|  | mDisplaySurface}}; | 
|  | }; | 
|  |  | 
|  | TEST_F(DisplayFunctionalTest, postFramebufferCriticalCallsAreOrdered) { | 
|  | InSequence seq; | 
|  |  | 
|  | mDisplay->editState().isEnabled = true; | 
|  |  | 
|  | EXPECT_CALL(mHwComposer, presentAndGetReleaseFences(_)); | 
|  | EXPECT_CALL(*mDisplaySurface, onFrameCommitted()); | 
|  |  | 
|  | mDisplay->postFramebuffer(); | 
|  | } | 
|  |  | 
|  | } // namespace | 
|  | } // namespace android::compositionengine |