CC Animations: Establish AnimationHost, AnimationTimeline and AnimationPlayer

cc/animation/animation_host_unittest.cc

+// Copyright 2015 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 "cc/animation/animation_host.h"
+
+#include "cc/animation/animation_id_provider.h"
+#include "cc/animation/animation_timeline.h"
+#include "cc/test/animation_test_common.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace cc {
+namespace {
+
+// See AnimationPlayer tests on layer registration/unregistration in
+// animation_player_unittest.cc.
+
+TEST(AnimationHostTest, SyncTimelinesAddRemove) {
+  scoped_ptr<AnimationHost> host(AnimationHost::Create(ThreadInstance::MAIN));
+  scoped_ptr<AnimationHost> host_impl(
+      AnimationHost::Create(ThreadInstance::IMPL));
+
+  const int timeline_id = AnimationIdProvider::NextTimelineId();
+  scoped_refptr<AnimationTimeline> timeline(
+      AnimationTimeline::Create(timeline_id));
+  host->AddAnimationTimeline(timeline.get());
+  EXPECT_TRUE(timeline->animation_host());
+
+  EXPECT_FALSE(host_impl->GetTimelineById(timeline_id));
+
+  host->PushPropertiesTo(host_impl.get());
+
+  scoped_refptr<AnimationTimeline> timeline_impl =
+      host_impl->GetTimelineById(timeline_id);
+  EXPECT_TRUE(timeline_impl);
+  EXPECT_EQ(timeline_impl->id(), timeline_id);
+
+  host->PushPropertiesTo(host_impl.get());
+  EXPECT_EQ(timeline_impl, host_impl->GetTimelineById(timeline_id));
+
+  host->RemoveAnimationTimeline(timeline.get());
+  EXPECT_FALSE(timeline->animation_host());
+
+  host->PushPropertiesTo(host_impl.get());
+  EXPECT_FALSE(host_impl->GetTimelineById(timeline_id));
+
+  EXPECT_FALSE(timeline_impl->animation_host());
+}
+
+TEST(AnimationHostTest, ImplOnlyTimeline) {
+  scoped_ptr<AnimationHost> host(AnimationHost::Create(ThreadInstance::MAIN));
+  scoped_ptr<AnimationHost> host_impl(
+      AnimationHost::Create(ThreadInstance::IMPL));
+
+  const int timeline_id1 = AnimationIdProvider::NextTimelineId();
+  const int timeline_id2 = AnimationIdProvider::NextTimelineId();
+
+  scoped_refptr<AnimationTimeline> timeline(
+      AnimationTimeline::Create(timeline_id1));
+  scoped_refptr<AnimationTimeline> timeline_impl(
+      AnimationTimeline::Create(timeline_id2));
+  timeline_impl->set_is_impl_only(true);
+
+  host->AddAnimationTimeline(timeline.get());
+  host_impl->AddAnimationTimeline(timeline_impl.get());
+
+  host->PushPropertiesTo(host_impl.get());
+
+  EXPECT_TRUE(host->GetTimelineById(timeline_id1));
+  EXPECT_TRUE(host_impl->GetTimelineById(timeline_id2));
+}
+
+}  // namespace
+}  // namespace cc