SF: Add tests for hole punch
Bug: 186144794
Test: This
Update "peekThroughLayer"'s type to be compositionengine::OutputLayer
(the abstract base class, rather than the implementation) so that a
mock::OutputLayer pointer registers as equal to itself. Likewise, use
the same type when storing a pointer to it in
Output::writeCompositionState. Finally, use the base type as the return
value from CachedSet::getHolePunchLayer. This has the effect of updating
calls in Flattener that look like
auto* peekThroughLayer = cachedSet->getHolePunchLayer();
to use the base class type, too. It also matches other methods, like
LayerState::getOutputLayer.
Change-Id: I53fc851eca876d44ba7cb9347f1c62d659c38932
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
index 7b71957..27980a0 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
@@ -879,6 +879,64 @@
mOutput->writeCompositionState(args);
}
+TEST_F(OutputUpdateAndWriteCompositionStateTest, peekThroughLayerChangesOrder) {
+ renderengine::mock::RenderEngine renderEngine;
+ InjectedLayer layer0;
+ InjectedLayer layer1;
+ InjectedLayer layer2;
+ InjectedLayer layer3;
+
+ InSequence seq;
+ EXPECT_CALL(*layer0.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+ EXPECT_CALL(*layer1.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+ EXPECT_CALL(*layer2.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+ EXPECT_CALL(*layer3.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+
+ uint32_t z = 0;
+ EXPECT_CALL(*layer0.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, z++,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/ false));
+
+ // After calling planComposition (which clears overrideInfo), this test sets
+ // layer3 to be the peekThroughLayer for layer1 and layer2. As a result, it
+ // comes first, setting isPeekingThrough to true and zIsOverridden to true
+ // for it and the following layers.
+ EXPECT_CALL(*layer3.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, z++,
+ /*zIsOverridden*/ true, /*isPeekingThrough*/
+ true));
+ EXPECT_CALL(*layer1.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, z++,
+ /*zIsOverridden*/ true, /*isPeekingThrough*/ false));
+ EXPECT_CALL(*layer2.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ true, z++,
+ /*zIsOverridden*/ true, /*isPeekingThrough*/ false));
+
+ injectOutputLayer(layer0);
+ injectOutputLayer(layer1);
+ injectOutputLayer(layer2);
+ injectOutputLayer(layer3);
+
+ mOutput->editState().isEnabled = true;
+
+ CompositionRefreshArgs args;
+ args.updatingGeometryThisFrame = true;
+ args.devOptForceClientComposition = false;
+ mOutput->updateCompositionState(args);
+ mOutput->planComposition();
+
+ std::shared_ptr<renderengine::ExternalTexture> buffer = std::make_shared<
+ renderengine::ExternalTexture>(new GraphicBuffer(), renderEngine,
+ renderengine::ExternalTexture::Usage::READABLE |
+ renderengine::ExternalTexture::Usage::WRITEABLE);
+ layer1.outputLayerState.overrideInfo.buffer = buffer;
+ layer2.outputLayerState.overrideInfo.buffer = buffer;
+ layer1.outputLayerState.overrideInfo.peekThroughLayer = layer3.outputLayer;
+ layer2.outputLayerState.overrideInfo.peekThroughLayer = layer3.outputLayer;
+
+ mOutput->writeCompositionState(args);
+}
+
/*
* Output::prepareFrame()
*/