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Diffstat (limited to 'Source/WebKit/chromium/tests/CCLayerImplTest.cpp')
| -rw-r--r-- | Source/WebKit/chromium/tests/CCLayerImplTest.cpp | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/Source/WebKit/chromium/tests/CCLayerImplTest.cpp b/Source/WebKit/chromium/tests/CCLayerImplTest.cpp new file mode 100644 index 000000000..165405d49 --- /dev/null +++ b/Source/WebKit/chromium/tests/CCLayerImplTest.cpp @@ -0,0 +1,166 @@ +/* + * Copyright (C) 2011 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" + +#include "cc/CCLayerImpl.h" + +#include "cc/CCSingleThreadProxy.h" +#include <gmock/gmock.h> +#include <gtest/gtest.h> + +using namespace WebCore; + +namespace { + +#define EXECUTE_AND_VERIFY_SUBTREE_CHANGED(codeToTest) \ + root->resetAllChangeTrackingForSubtree(); \ + codeToTest; \ + EXPECT_TRUE(root->layerPropertyChanged()); \ + EXPECT_TRUE(child->layerPropertyChanged()); \ + EXPECT_TRUE(grandChild->layerPropertyChanged()) + +#define EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(codeToTest) \ + root->resetAllChangeTrackingForSubtree(); \ + codeToTest; \ + EXPECT_FALSE(root->layerPropertyChanged()); \ + EXPECT_FALSE(child->layerPropertyChanged()); \ + EXPECT_FALSE(grandChild->layerPropertyChanged()) + +#define EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(codeToTest) \ + root->resetAllChangeTrackingForSubtree(); \ + codeToTest; \ + EXPECT_TRUE(root->layerPropertyChanged()); \ + EXPECT_FALSE(child->layerPropertyChanged()); \ + EXPECT_FALSE(grandChild->layerPropertyChanged()) + +TEST(CCLayerImplTest, verifyLayerChangesAreTrackedProperly) +{ + // + // This test checks that layerPropertyChanged() has the correct behavior. + // + + // The constructor on this will fake that we are on the correct thread. + DebugScopedSetImplThread setImplThread; + + // Create a simple CCLayerImpl tree: + RefPtr<CCLayerImpl> root = CCLayerImpl::create(1); + RefPtr<CCLayerImpl> child = CCLayerImpl::create(2); + RefPtr<CCLayerImpl> grandChild = CCLayerImpl::create(3); + root->addChild(child); + child->addChild(grandChild); + + RefPtr<CCLayerImpl> dummyMask = CCLayerImpl::create(4); + RefPtr<CCLayerImpl> dummyReplica = CCLayerImpl::create(5); + + // Adding children is an internal operation and should not mark layers as changed. + EXPECT_FALSE(root->layerPropertyChanged()); + EXPECT_FALSE(child->layerPropertyChanged()); + EXPECT_FALSE(grandChild->layerPropertyChanged()); + + FloatPoint arbitraryFloatPoint = FloatPoint(0.125f, 0.25f); + float arbitraryNumber = 0.352f; + IntSize arbitraryIntSize = IntSize(111, 222); + IntPoint arbitraryIntPoint = IntPoint(333, 444); + IntRect arbitraryIntRect = IntRect(arbitraryIntPoint, arbitraryIntSize); + FloatRect arbitraryFloatRect = FloatRect(arbitraryFloatPoint, FloatSize(1.234, 5.678)); + Color arbitraryColor = Color(10, 20, 30); + TransformationMatrix arbitraryTransform; + arbitraryTransform.scale3d(0.1, 0.2, 0.3); + + // Changing these properties affects the entire subtree of layers. + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setAnchorPoint(arbitraryFloatPoint)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setAnchorPointZ(arbitraryNumber)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setMaskLayer(dummyMask)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setMasksToBounds(true)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setOpaque(true)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setOpacity(arbitraryNumber)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setReplicaLayer(dummyReplica)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setPosition(arbitraryFloatPoint)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setPreserves3D(true)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setTransform(arbitraryTransform)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setDoubleSided(false)); // constructor initializes it to "true". + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->scrollBy(arbitraryIntSize)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setScrollDelta(arbitraryIntSize)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setScrollPosition(arbitraryIntPoint)); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setPageScaleDelta(arbitraryNumber)); + + // Changing these properties only affects the layer itself. + EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setContentBounds(arbitraryIntSize)); + EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setDebugBorderColor(arbitraryColor)); + EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setDebugBorderWidth(arbitraryNumber)); + EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setDrawsContent(true)); + EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setBackgroundColor(Color::gray)); + + // Special case: check that sublayer transform changes all layer's descendants, but not the layer itself. + root->resetAllChangeTrackingForSubtree(); + root->setSublayerTransform(arbitraryTransform); + EXPECT_FALSE(root->layerPropertyChanged()); + EXPECT_TRUE(child->layerPropertyChanged()); + EXPECT_TRUE(grandChild->layerPropertyChanged()); + + // Special case: check that setBounds changes behavior depending on masksToBounds. + root->setMasksToBounds(false); + EXECUTE_AND_VERIFY_ONLY_LAYER_CHANGED(root->setBounds(IntSize(135, 246))); + root->setMasksToBounds(true); + EXECUTE_AND_VERIFY_SUBTREE_CHANGED(root->setBounds(arbitraryIntSize)); // should be a different size than previous call, to ensure it marks tree changed. + + // After setting all these properties already, setting to the exact same values again should + // not cause any change. + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setAnchorPoint(arbitraryFloatPoint)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setAnchorPointZ(arbitraryNumber)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setMaskLayer(dummyMask)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setMasksToBounds(true)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setReplicaLayer(dummyReplica)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setPosition(arbitraryFloatPoint)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setPreserves3D(true)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setTransform(arbitraryTransform)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDoubleSided(false)); // constructor initializes it to "true". + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setScrollDelta(arbitraryIntSize)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setScrollPosition(arbitraryIntPoint)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setPageScaleDelta(arbitraryNumber)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setContentBounds(arbitraryIntSize)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setOpaque(true)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setOpacity(arbitraryNumber)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDebugBorderColor(arbitraryColor)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDebugBorderWidth(arbitraryNumber)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawsContent(true)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setSublayerTransform(arbitraryTransform)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setBounds(arbitraryIntSize)); + + // These properties are internal, and should not be considered "change" when they are used. + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setIsNonCompositedContent(true)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setClipRect(arbitraryIntRect)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setUsesLayerClipping(true)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawOpacity(arbitraryNumber)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setTargetRenderSurface(0)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawTransform(arbitraryTransform)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setScreenSpaceTransform(arbitraryTransform)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setDrawableContentRect(arbitraryIntRect)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setUpdateRect(arbitraryFloatRect)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setVisibleLayerRect(arbitraryIntRect)); + EXECUTE_AND_VERIFY_SUBTREE_DID_NOT_CHANGE(root->setMaxScrollPosition(arbitraryIntSize)); +} + +} // namespace |