[Android]Increase Scrollbar fade delay on Resize.

cc/animation/scrollbar_animation_controller_linear_fade_unittest.cc

 // Copyright 2012 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/scrollbar_animation_controller_linear_fade.h"
 
 #include "cc/layers/solid_color_scrollbar_layer_impl.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
 #include "cc/test/test_shared_bitmap_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cc {
 namespace {
 
 class ScrollbarAnimationControllerLinearFadeTest
     : public testing::Test,
       public ScrollbarAnimationControllerClient {
  public:
   ScrollbarAnimationControllerLinearFadeTest()
       : host_impl_(&proxy_, &shared_bitmap_manager_), needs_frame_count_(0) {}
 
   virtual void PostDelayedScrollbarFade(const base::Closure& start_fade,
                                         base::TimeDelta delay) override {
     start_fade_ = start_fade;
+    delay_ = delay;
   }
   virtual void SetNeedsScrollbarAnimationFrame() override {
     needs_frame_count_++;
   }
 
  protected:
   virtual void SetUp() {
     const int kThumbThickness = 10;
     const int kTrackStart = 0;
     const bool kIsLeftSideVerticalScrollbar = false;
@@ skipping 16 matching lines @@
 
     scrollbar_layer_->SetScrollLayerAndClipLayerByIds(scroll_layer_ptr->id(),
                                                       clip_layer_->id());
     clip_layer_->SetBounds(gfx::Size(100, 100));
     scroll_layer_ptr->SetBounds(gfx::Size(50, 50));
 
     scrollbar_controller_ = ScrollbarAnimationControllerLinearFade::Create(
         scroll_layer_ptr,
         this,
         base::TimeDelta::FromSeconds(2),
+        base::TimeDelta::FromSeconds(5),
         base::TimeDelta::FromSeconds(3));
   }
 
   FakeImplProxy proxy_;
   TestSharedBitmapManager shared_bitmap_manager_;
   FakeLayerTreeHostImpl host_impl_;
   scoped_ptr<ScrollbarAnimationControllerLinearFade> scrollbar_controller_;
   scoped_ptr<LayerImpl> clip_layer_;
   scoped_ptr<SolidColorScrollbarLayerImpl> scrollbar_layer_;
 
   base::Closure start_fade_;
+  base::TimeDelta delay_;
   int needs_frame_count_;
 };
 
+TEST_F(ScrollbarAnimationControllerLinearFadeTest, DelayAnimationOnResize) {
+  scrollbar_layer_->SetOpacity(0.0f);
+  scrollbar_controller_->DidScrollBegin();
+  scrollbar_controller_->DidScrollUpdate(true);
+  scrollbar_controller_->DidScrollEnd();
+  // Normal Animation delay of 2 seconds.
+  EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
+  EXPECT_EQ(delay_, base::TimeDelta::FromSeconds(2));
+
+  scrollbar_layer_->SetOpacity(0.0f);
+  scrollbar_controller_->DidScrollUpdate(true);
+  // Delay animation on resize to 5 seconds.
+  EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
+  EXPECT_EQ(delay_, base::TimeDelta::FromSeconds(5));
+}
+
 TEST_F(ScrollbarAnimationControllerLinearFadeTest, HiddenInBegin) {
   scrollbar_layer_->SetOpacity(0.0f);
   scrollbar_controller_->Animate(base::TimeTicks());
   EXPECT_FLOAT_EQ(0.0f, scrollbar_layer_->opacity());
   EXPECT_EQ(0, needs_frame_count_);
 }
 
 TEST_F(ScrollbarAnimationControllerLinearFadeTest,
        HiddenAfterNonScrollingGesture) {
   scrollbar_layer_->SetOpacity(0.0f);
@@ skipping 12 matching lines @@
   EXPECT_FLOAT_EQ(0.0f, scrollbar_layer_->opacity());
 
   EXPECT_EQ(0, needs_frame_count_);
 }
 
 TEST_F(ScrollbarAnimationControllerLinearFadeTest, AwakenByScrollingGesture) {
   base::TimeTicks time;
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->DidScrollBegin();
 
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   EXPECT_TRUE(start_fade_.Equals(base::Closure()));
 
   time += base::TimeDelta::FromSeconds(100);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
   scrollbar_controller_->DidScrollEnd();
   start_fade_.Run();
 
   time += base::TimeDelta::FromSeconds(2);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
 
   scrollbar_controller_->DidScrollBegin();
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   scrollbar_controller_->DidScrollEnd();
   start_fade_.Run();
 
   time += base::TimeDelta::FromSeconds(2);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(0.0f, scrollbar_layer_->opacity());
 
   EXPECT_EQ(8, needs_frame_count_);
 }
 
 TEST_F(ScrollbarAnimationControllerLinearFadeTest, AwakenByProgrammaticScroll) {
   base::TimeTicks time;
   time += base::TimeDelta::FromSeconds(1);
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   start_fade_.Run();
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   start_fade_.Run();
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   start_fade_.Run();
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(0.0f, scrollbar_layer_->opacity());
 
   EXPECT_EQ(11, needs_frame_count_);
 }
 
 TEST_F(ScrollbarAnimationControllerLinearFadeTest,
        AnimationPreservedByNonScrollingGesture) {
   base::TimeTicks time;
   time += base::TimeDelta::FromSeconds(1);
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   start_fade_.Run();
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
 
   scrollbar_controller_->DidScrollBegin();
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
@@ skipping 11 matching lines @@
 
   scrollbar_controller_->Animate(time);
 
   EXPECT_EQ(4, needs_frame_count_);
 }
 
 TEST_F(ScrollbarAnimationControllerLinearFadeTest,
        AnimationOverriddenByScrollingGesture) {
   base::TimeTicks time;
   time += base::TimeDelta::FromSeconds(1);
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   start_fade_.Run();
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
 
   scrollbar_controller_->DidScrollBegin();
   EXPECT_FLOAT_EQ(2.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->Animate(time);
   EXPECT_FLOAT_EQ(1.0f / 3.0f, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
-  scrollbar_controller_->DidScrollUpdate();
+  scrollbar_controller_->DidScrollUpdate(false);
   EXPECT_FLOAT_EQ(1, scrollbar_layer_->opacity());
 
   time += base::TimeDelta::FromSeconds(1);
   scrollbar_controller_->DidScrollEnd();
   EXPECT_FLOAT_EQ(1, scrollbar_layer_->opacity());
 }
 
 }  // namespace
 }  // namespace cc