Make cc_unittests and webkit_compositor_unittests executable always

webkit/compositor/TreeSynchronizerTest.cpp

-// Copyright 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "config.h"
-
-#include "TreeSynchronizer.h"
-
-#include "CCAnimationTestCommon.h"
-#include "CCLayerAnimationController.h"
-#include "CCLayerImpl.h"
-#include "CCProxy.h"
-#include "CCSingleThreadProxy.h"
-#include "LayerChromium.h"
-#include "Region.h"
-#include <gtest/gtest.h>
-
-using namespace WebCore;
-using namespace WebKitTests;
-
-namespace {
-
-class MockCCLayerImpl : public CCLayerImpl {
-public:
-    static PassOwnPtr<MockCCLayerImpl> create(int layerId)
-    {
-        return adoptPtr(new MockCCLayerImpl(layerId));
-    }
-    virtual ~MockCCLayerImpl()
-    {
-        if (m_ccLayerDestructionList)
-            m_ccLayerDestructionList->append(id());
-    }
-
-    void setCCLayerDestructionList(Vector<int>* list) { m_ccLayerDestructionList = list; }
-
-private:
-    MockCCLayerImpl(int layerId)
-        : CCLayerImpl(layerId)
-        , m_ccLayerDestructionList(0)
-    {
-    }
-
-    Vector<int>* m_ccLayerDestructionList;
-};
-
-class MockLayerChromium : public LayerChromium {
-public:
-    static PassRefPtr<MockLayerChromium> create(Vector<int>* ccLayerDestructionList)
-    {
-        return adoptRef(new MockLayerChromium(ccLayerDestructionList));
-    }
-
-    virtual ~MockLayerChromium() { }
-
-    virtual PassOwnPtr<CCLayerImpl> createCCLayerImpl() OVERRIDE
-    {
-        return MockCCLayerImpl::create(m_layerId);
-    }
-
-    virtual void pushPropertiesTo(CCLayerImpl* ccLayer) OVERRIDE
-    {
-        LayerChromium::pushPropertiesTo(ccLayer);
-
-        MockCCLayerImpl* mockCCLayer = static_cast<MockCCLayerImpl*>(ccLayer);
-        mockCCLayer->setCCLayerDestructionList(m_ccLayerDestructionList);
-    }
-private:
-    MockLayerChromium(Vector<int>* ccLayerDestructionList)
-        : LayerChromium()
-        , m_ccLayerDestructionList(ccLayerDestructionList)
-    {
-    }
-
-    Vector<int>* m_ccLayerDestructionList;
-};
-
-class FakeLayerAnimationController : public CCLayerAnimationController {
-public:
-    static PassOwnPtr<FakeLayerAnimationController> create(CCLayerAnimationControllerClient* client)
-    {
-        return adoptPtr(new FakeLayerAnimationController(client));
-    }
-
-    bool synchronizedAnimations() const { return m_synchronizedAnimations; }
-
-private:
-    explicit FakeLayerAnimationController(CCLayerAnimationControllerClient* client)
-        : CCLayerAnimationController(client)
-        , m_synchronizedAnimations(false)
-    {
-    }
-
-    virtual void pushAnimationUpdatesTo(CCLayerAnimationController* controllerImpl)
-    {
-        CCLayerAnimationController::pushAnimationUpdatesTo(controllerImpl);
-        m_synchronizedAnimations = true;
-    }
-
-    bool m_synchronizedAnimations;
-};
-
-void expectTreesAreIdentical(LayerChromium* layer, CCLayerImpl* ccLayer, CCLayerTreeHostImpl* hostImpl)
-{
-    ASSERT_TRUE(layer);
-    ASSERT_TRUE(ccLayer);
-
-    EXPECT_EQ(layer->id(), ccLayer->id());
-    EXPECT_EQ(ccLayer->layerTreeHostImpl(), hostImpl);
-
-    EXPECT_EQ(layer->nonFastScrollableRegion(), ccLayer->nonFastScrollableRegion());
-
-    ASSERT_EQ(!!layer->maskLayer(), !!ccLayer->maskLayer());
-    if (layer->maskLayer())
-        expectTreesAreIdentical(layer->maskLayer(), ccLayer->maskLayer(), hostImpl);
-
-    ASSERT_EQ(!!layer->replicaLayer(), !!ccLayer->replicaLayer());
-    if (layer->replicaLayer())
-        expectTreesAreIdentical(layer->replicaLayer(), ccLayer->replicaLayer(), hostImpl);
-
-    const Vector<RefPtr<LayerChromium> >& layerChildren = layer->children();
-    const Vector<OwnPtr<CCLayerImpl> >& ccLayerChildren = ccLayer->children();
-
-    ASSERT_EQ(layerChildren.size(), ccLayerChildren.size());
-
-    for (size_t i = 0; i < layerChildren.size(); ++i)
-        expectTreesAreIdentical(layerChildren[i].get(), ccLayerChildren[i].get(), hostImpl);
-}
-
-// Attempts to synchronizes a null tree. This should not crash, and should
-// return a null tree.
-TEST(TreeSynchronizerTest, syncNullTree)
-{
-    DebugScopedSetImplThread impl;
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(0, nullptr, 0);
-
-    EXPECT_TRUE(!ccLayerTreeRoot.get());
-}
-
-// Constructs a very simple tree and synchronizes it without trying to reuse any preexisting layers.
-TEST(TreeSynchronizerTest, syncSimpleTreeFromEmpty)
-{
-    DebugScopedSetImplThread impl;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    RefPtr<LayerChromium> layerTreeRoot = LayerChromium::create();
-    layerTreeRoot->addChild(LayerChromium::create());
-    layerTreeRoot->addChild(LayerChromium::create());
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
-
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-}
-
-// Constructs a very simple tree and synchronizes it attempting to reuse some layers
-TEST(TreeSynchronizerTest, syncSimpleTreeReusingLayers)
-{
-    DebugScopedSetImplThread impl;
-    Vector<int> ccLayerDestructionList;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    RefPtr<LayerChromium> layerTreeRoot = MockLayerChromium::create(&ccLayerDestructionList);
-    layerTreeRoot->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-    layerTreeRoot->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Add a new layer to the LayerChromium side
-    layerTreeRoot->children()[0]->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-    // Remove one.
-    layerTreeRoot->children()[1]->removeFromParent();
-    int secondCCLayerId = ccLayerTreeRoot->children()[1]->id();
-
-    // Synchronize again. After the sync the trees should be equivalent and we should have created and destroyed one CCLayerImpl.
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    ASSERT_EQ(1u, ccLayerDestructionList.size());
-    EXPECT_EQ(secondCCLayerId, ccLayerDestructionList[0]);
-}
-
-// Constructs a very simple tree and checks that a stacking-order change is tracked properly.
-TEST(TreeSynchronizerTest, syncSimpleTreeAndTrackStackingOrderChange)
-{
-    DebugScopedSetImplThread impl;
-    Vector<int> ccLayerDestructionList;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    // Set up the tree and sync once. child2 needs to be synced here, too, even though we
-    // remove it to set up the intended scenario.
-    RefPtr<LayerChromium> layerTreeRoot = MockLayerChromium::create(&ccLayerDestructionList);
-    RefPtr<LayerChromium> child2 = MockLayerChromium::create(&ccLayerDestructionList);
-    layerTreeRoot->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-    layerTreeRoot->addChild(child2);
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-    ccLayerTreeRoot->resetAllChangeTrackingForSubtree();
-
-    // re-insert the layer and sync again.
-    child2->removeFromParent();
-    layerTreeRoot->addChild(child2);
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Check that the impl thread properly tracked the change.
-    EXPECT_FALSE(ccLayerTreeRoot->layerPropertyChanged());
-    EXPECT_FALSE(ccLayerTreeRoot->children()[0]->layerPropertyChanged());
-    EXPECT_TRUE(ccLayerTreeRoot->children()[1]->layerPropertyChanged());
-}
-
-TEST(TreeSynchronizerTest, syncSimpleTreeAndProperties)
-{
-    DebugScopedSetImplThread impl;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    RefPtr<LayerChromium> layerTreeRoot = LayerChromium::create();
-    layerTreeRoot->addChild(LayerChromium::create());
-    layerTreeRoot->addChild(LayerChromium::create());
-
-    // Pick some random properties to set. The values are not important, we're just testing that at least some properties are making it through.
-    FloatPoint rootPosition = FloatPoint(2.3f, 7.4f);
-    layerTreeRoot->setPosition(rootPosition);
-
-    float firstChildOpacity = 0.25f;
-    layerTreeRoot->children()[0]->setOpacity(firstChildOpacity);
-
-    IntSize secondChildBounds = IntSize(25, 53);
-    layerTreeRoot->children()[1]->setBounds(secondChildBounds);
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Check that the property values we set on the LayerChromium tree are reflected in the CCLayerImpl tree.
-    FloatPoint rootCCLayerPosition = ccLayerTreeRoot->position();
-    EXPECT_EQ(rootPosition.x(), rootCCLayerPosition.x());
-    EXPECT_EQ(rootPosition.y(), rootCCLayerPosition.y());
-
-    EXPECT_EQ(firstChildOpacity, ccLayerTreeRoot->children()[0]->opacity());
-
-    IntSize secondCCLayerChildBounds = ccLayerTreeRoot->children()[1]->bounds();
-    EXPECT_EQ(secondChildBounds.width(), secondCCLayerChildBounds.width());
-    EXPECT_EQ(secondChildBounds.height(), secondCCLayerChildBounds.height());
-}
-
-TEST(TreeSynchronizerTest, reuseCCLayersAfterStructuralChange)
-{
-    DebugScopedSetImplThread impl;
-    Vector<int> ccLayerDestructionList;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    // Set up a tree with this sort of structure:
-    // root --- A --- B ---+--- C
-    //                     |
-    //                     +--- D
-    RefPtr<LayerChromium> layerTreeRoot = MockLayerChromium::create(&ccLayerDestructionList);
-    layerTreeRoot->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-
-    RefPtr<LayerChromium> layerA = layerTreeRoot->children()[0].get();
-    layerA->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-
-    RefPtr<LayerChromium> layerB = layerA->children()[0].get();
-    layerB->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-
-    RefPtr<LayerChromium> layerC = layerB->children()[0].get();
-    layerB->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-    RefPtr<LayerChromium> layerD = layerB->children()[1].get();
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Now restructure the tree to look like this:
-    // root --- D ---+--- A
-    //               |
-    //               +--- C --- B
-    layerTreeRoot->removeAllChildren();
-    layerD->removeAllChildren();
-    layerTreeRoot->addChild(layerD);
-    layerA->removeAllChildren();
-    layerD->addChild(layerA);
-    layerC->removeAllChildren();
-    layerD->addChild(layerC);
-    layerB->removeAllChildren();
-    layerC->addChild(layerB);
-
-    // After another synchronize our trees should match and we should not have destroyed any CCLayerImpls
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    EXPECT_EQ(0u, ccLayerDestructionList.size());
-}
-
-// Constructs a very simple tree, synchronizes it, then synchronizes to a totally new tree. All layers from the old tree should be deleted.
-TEST(TreeSynchronizerTest, syncSimpleTreeThenDestroy)
-{
-    DebugScopedSetImplThread impl;
-    Vector<int> ccLayerDestructionList;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    RefPtr<LayerChromium> oldLayerTreeRoot = MockLayerChromium::create(&ccLayerDestructionList);
-    oldLayerTreeRoot->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-    oldLayerTreeRoot->addChild(MockLayerChromium::create(&ccLayerDestructionList));
-
-    int oldTreeRootLayerId = oldLayerTreeRoot->id();
-    int oldTreeFirstChildLayerId = oldLayerTreeRoot->children()[0]->id();
-    int oldTreeSecondChildLayerId = oldLayerTreeRoot->children()[1]->id();
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(oldLayerTreeRoot.get(), nullptr, hostImpl.get());
-    expectTreesAreIdentical(oldLayerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Remove all children on the LayerChromium side.
-    oldLayerTreeRoot->removeAllChildren();
-
-    // Synchronize again. After the sync all CCLayerImpls from the old tree should be deleted.
-    RefPtr<LayerChromium> newLayerTreeRoot = LayerChromium::create();
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(newLayerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-    expectTreesAreIdentical(newLayerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    ASSERT_EQ(3u, ccLayerDestructionList.size());
-    EXPECT_TRUE(ccLayerDestructionList.contains(oldTreeRootLayerId));
-    EXPECT_TRUE(ccLayerDestructionList.contains(oldTreeFirstChildLayerId));
-    EXPECT_TRUE(ccLayerDestructionList.contains(oldTreeSecondChildLayerId));
-}
-
-// Constructs+syncs a tree with mask, replica, and replica mask layers.
-TEST(TreeSynchronizerTest, syncMaskReplicaAndReplicaMaskLayers)
-{
-    DebugScopedSetImplThread impl;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    RefPtr<LayerChromium> layerTreeRoot = LayerChromium::create();
-    layerTreeRoot->addChild(LayerChromium::create());
-    layerTreeRoot->addChild(LayerChromium::create());
-    layerTreeRoot->addChild(LayerChromium::create());
-
-    // First child gets a mask layer.
-    RefPtr<LayerChromium> maskLayer = LayerChromium::create();
-    layerTreeRoot->children()[0]->setMaskLayer(maskLayer.get());
-
-    // Second child gets a replica layer.
-    RefPtr<LayerChromium> replicaLayer = LayerChromium::create();
-    layerTreeRoot->children()[1]->setReplicaLayer(replicaLayer.get());
-
-    // Third child gets a replica layer with a mask layer.
-    RefPtr<LayerChromium> replicaLayerWithMask = LayerChromium::create();
-    RefPtr<LayerChromium> replicaMaskLayer = LayerChromium::create();
-    replicaLayerWithMask->setMaskLayer(replicaMaskLayer.get());
-    layerTreeRoot->children()[2]->setReplicaLayer(replicaLayerWithMask.get());
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
-
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Remove the mask layer.
-    layerTreeRoot->children()[0]->setMaskLayer(0);
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Remove the replica layer.
-    layerTreeRoot->children()[1]->setReplicaLayer(0);
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-
-    // Remove the replica mask.
-    replicaLayerWithMask->setMaskLayer(0);
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-    expectTreesAreIdentical(layerTreeRoot.get(), ccLayerTreeRoot.get(), hostImpl.get());
-}
-
-TEST(TreeSynchronizerTest, synchronizeAnimations)
-{
-    DebugScopedSetImplThread impl;
-
-    CCLayerTreeSettings settings;
-    OwnPtr<CCLayerTreeHostImpl> hostImpl = CCLayerTreeHostImpl::create(settings, 0);
-
-    RefPtr<LayerChromium> layerTreeRoot = LayerChromium::create();
-
-    FakeLayerAnimationControllerClient dummy;
-    layerTreeRoot->setLayerAnimationController(FakeLayerAnimationController::create(&dummy));
-
-    EXPECT_FALSE(static_cast<FakeLayerAnimationController*>(layerTreeRoot->layerAnimationController())->synchronizedAnimations());
-
-    OwnPtr<CCLayerImpl> ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), nullptr, hostImpl.get());
-    ccLayerTreeRoot = TreeSynchronizer::synchronizeTrees(layerTreeRoot.get(), ccLayerTreeRoot.release(), hostImpl.get());
-
-    EXPECT_TRUE(static_cast<FakeLayerAnimationController*>(layerTreeRoot->layerAnimationController())->synchronizedAnimations());
-}
-
-} // namespace