1 files changed, 163 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/core/animation/AnimationStackTest.cpp b/chromium/third_party/WebKit/Source/core/animation/AnimationStackTest.cpp
new file mode 100644
index 00000000000..5ebdf835d6f
--- /dev/null
+++ b/chromium/third_party/WebKit/Source/core/animation/AnimationStackTest.cpp
@@ -0,0 +1,163 @@
+// Copyright 2014 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 "core/animation/AnimationStack.h"
+
+#include "core/animation/ActiveAnimations.h"
+#include "core/animation/AnimatableDouble.h"
+#include "core/animation/AnimationClock.h"
+#include "core/animation/AnimationTimeline.h"
+#include "core/animation/KeyframeEffectModel.h"
+#include "core/animation/interpolation/LegacyStyleInterpolation.h"
+#include <gtest/gtest.h>
+
+namespace WebCore {
+
+class AnimationAnimationStackTest : public ::testing::Test {
+protected:
+    virtual void SetUp()
+    {
+        document = Document::create();
+        document->animationClock().resetTimeForTesting();
+        timeline = AnimationTimeline::create(document.get());
+        element = document->createElement("foo", ASSERT_NO_EXCEPTION);
+    }
+
+    AnimationPlayer* play(Animation* animation, double startTime)
+    {
+        AnimationPlayer* player = timeline->createAnimationPlayer(animation);
+        player->setStartTimeInternal(startTime);
+        player->update(TimingUpdateOnDemand);
+        return player;
+    }
+
+    void updateTimeline(double time)
+    {
+        document->animationClock().updateTime(time);
+        timeline->serviceAnimations(TimingUpdateForAnimationFrame);
+    }
+
+    const WillBeHeapVector<OwnPtrWillBeMember<SampledEffect> >& effects()
+    {
+        return element->ensureActiveAnimations().defaultStack().m_effects;
+    }
+
+    PassRefPtrWillBeRawPtr<AnimationEffect> makeAnimationEffect(CSSPropertyID id, PassRefPtrWillBeRawPtr<AnimatableValue> value)
+    {
+        AnimatableValueKeyframeVector keyframes(2);
+        keyframes[0] = AnimatableValueKeyframe::create();
+        keyframes[0]->setOffset(0.0);
+        keyframes[0]->setPropertyValue(id, value.get());
+        keyframes[1] = AnimatableValueKeyframe::create();
+        keyframes[1]->setOffset(1.0);
+        keyframes[1]->setPropertyValue(id, value.get());
+        return AnimatableValueKeyframeEffectModel::create(keyframes);
+    }
+
+    PassRefPtrWillBeRawPtr<InertAnimation> makeInertAnimation(PassRefPtrWillBeRawPtr<AnimationEffect> effect)
+    {
+        Timing timing;
+        timing.fillMode = Timing::FillModeBoth;
+        return InertAnimation::create(effect, timing, false);
+    }
+
+    PassRefPtrWillBeRawPtr<Animation> makeAnimation(PassRefPtrWillBeRawPtr<AnimationEffect> effect, double duration = 10)
+    {
+        Timing timing;
+        timing.fillMode = Timing::FillModeBoth;
+        timing.iterationDuration = duration;
+        return Animation::create(element.get(), effect, timing);
+    }
+
+    AnimatableValue* interpolationValue(Interpolation* interpolation)
+    {
+        return toLegacyStyleInterpolation(interpolation)->currentValue().get();
+    }
+
+    RefPtrWillBePersistent<Document> document;
+    RefPtrWillBePersistent<AnimationTimeline> timeline;
+    RefPtrWillBePersistent<Element> element;
+};
+
+TEST_F(AnimationAnimationStackTest, ActiveAnimationsSorted)
+{
+    play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(1))).get(), 10);
+    play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(2))).get(), 15);
+    play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(3))).get(), 5);
+    WillBeHeapHashMap<CSSPropertyID, RefPtrWillBeMember<Interpolation> > result = AnimationStack::activeInterpolations(&element->activeAnimations()->defaultStack(), 0, 0, Animation::DefaultPriority, 0);
+    EXPECT_EQ(1u, result.size());
+    EXPECT_TRUE(interpolationValue(result.get(CSSPropertyFontSize))->equals(AnimatableDouble::create(2).get()));
+}
+
+TEST_F(AnimationAnimationStackTest, NewAnimations)
+{
+    play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(1))).get(), 15);
+    play(makeAnimation(makeAnimationEffect(CSSPropertyZIndex, AnimatableDouble::create(2))).get(), 10);
+    WillBeHeapVector<RawPtrWillBeMember<InertAnimation> > newAnimations;
+    RefPtrWillBeRawPtr<InertAnimation> inert1 = makeInertAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(3)));
+    RefPtrWillBeRawPtr<InertAnimation> inert2 = makeInertAnimation(makeAnimationEffect(CSSPropertyZIndex, AnimatableDouble::create(4)));
+    newAnimations.append(inert1.get());
+    newAnimations.append(inert2.get());
+    WillBeHeapHashMap<CSSPropertyID, RefPtrWillBeMember<Interpolation> > result = AnimationStack::activeInterpolations(&element->activeAnimations()->defaultStack(), &newAnimations, 0, Animation::DefaultPriority, 10);
+    EXPECT_EQ(2u, result.size());
+    EXPECT_TRUE(interpolationValue(result.get(CSSPropertyFontSize))->equals(AnimatableDouble::create(1).get()));
+    EXPECT_TRUE(interpolationValue(result.get(CSSPropertyZIndex))->equals(AnimatableDouble::create(4).get()));
+}
+
+TEST_F(AnimationAnimationStackTest, CancelledAnimationPlayers)
+{
+    WillBeHeapHashSet<RawPtrWillBeMember<const AnimationPlayer> > cancelledAnimationPlayers;
+    RefPtrWillBeRawPtr<AnimationPlayer> player = play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(1))).get(), 0);
+    cancelledAnimationPlayers.add(player.get());
+    play(makeAnimation(makeAnimationEffect(CSSPropertyZIndex, AnimatableDouble::create(2))).get(), 0);
+    WillBeHeapHashMap<CSSPropertyID, RefPtrWillBeMember<Interpolation> > result = AnimationStack::activeInterpolations(&element->activeAnimations()->defaultStack(), 0, &cancelledAnimationPlayers, Animation::DefaultPriority, 0);
+    EXPECT_EQ(1u, result.size());
+    EXPECT_TRUE(interpolationValue(result.get(CSSPropertyZIndex))->equals(AnimatableDouble::create(2).get()));
+}
+
+TEST_F(AnimationAnimationStackTest, ForwardsFillDiscarding)
+{
+    play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(1))).get(), 2);
+    play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(2))).get(), 6);
+    play(makeAnimation(makeAnimationEffect(CSSPropertyFontSize, AnimatableDouble::create(3))).get(), 4);
+    document->compositorPendingAnimations().startPendingAnimations();
+    WillBeHeapHashMap<CSSPropertyID, RefPtrWillBeMember<Interpolation> > interpolations;
+
+    updateTimeline(11);
+    Heap::collectAllGarbage();
+    interpolations = AnimationStack::activeInterpolations(&element->activeAnimations()->defaultStack(), 0, 0, Animation::DefaultPriority, 0);
+    EXPECT_TRUE(interpolationValue(interpolations.get(CSSPropertyFontSize))->equals(AnimatableDouble::create(2).get()));
+    EXPECT_EQ(3u, effects().size());
+    EXPECT_EQ(1u, interpolations.size());
+    EXPECT_EQ(2, effects()[0]->sortInfo().startTime());
+    EXPECT_EQ(4, effects()[1]->sortInfo().startTime());
+    EXPECT_EQ(6, effects()[2]->sortInfo().startTime());
+
+    updateTimeline(13);
+    Heap::collectAllGarbage();
+    interpolations = AnimationStack::activeInterpolations(&element->activeAnimations()->defaultStack(), 0, 0, Animation::DefaultPriority, 0);
+    EXPECT_TRUE(interpolationValue(interpolations.get(CSSPropertyFontSize))->equals(AnimatableDouble::create(2).get()));
+    EXPECT_EQ(3u, effects().size());
+    EXPECT_EQ(2, effects()[0]->sortInfo().startTime());
+    EXPECT_EQ(4, effects()[1]->sortInfo().startTime());
+    EXPECT_EQ(6, effects()[2]->sortInfo().startTime());
+
+    updateTimeline(15);
+    Heap::collectAllGarbage();
+    interpolations = AnimationStack::activeInterpolations(&element->activeAnimations()->defaultStack(), 0, 0, Animation::DefaultPriority, 0);
+    EXPECT_TRUE(interpolationValue(interpolations.get(CSSPropertyFontSize))->equals(AnimatableDouble::create(2).get()));
+    EXPECT_EQ(2u, effects().size());
+    EXPECT_EQ(4, effects()[0]->sortInfo().startTime());
+    EXPECT_EQ(6, effects()[1]->sortInfo().startTime());
+
+    updateTimeline(17);
+    Heap::collectAllGarbage();
+    interpolations = AnimationStack::activeInterpolations(&element->activeAnimations()->defaultStack(), 0, 0, Animation::DefaultPriority, 0);
+    EXPECT_TRUE(interpolationValue(interpolations.get(CSSPropertyFontSize))->equals(AnimatableDouble::create(2).get()));
+    EXPECT_EQ(1u, effects().size());
+    EXPECT_EQ(6, effects()[0]->sortInfo().startTime());
+}
+
+}