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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "base/memory/scoped_ptr.h" | |
| 6 #include "base/time/time.h" | |
| 7 #include "testing/gtest/include/gtest/gtest.h" | |
| 8 #include "ui/base/animation/slide_animation.h" | |
| 9 #include "ui/base/animation/test_animation_delegate.h" | |
| 10 | |
| 11 namespace ui { | |
| 12 | |
| 13 // Class to provide access to SlideAnimation internals for testing. | |
| 14 class SlideAnimation::TestApi { | |
| 15 public: | |
| 16 explicit TestApi(SlideAnimation* animation) : animation_(animation) {} | |
| 17 | |
| 18 void SetStartTime(base::TimeTicks ticks) { | |
| 19 animation_->SetStartTime(ticks); | |
| 20 } | |
| 21 | |
| 22 void Step(base::TimeTicks ticks) { | |
| 23 animation_->Step(ticks); | |
| 24 } | |
| 25 | |
| 26 private: | |
| 27 SlideAnimation* animation_; | |
| 28 | |
| 29 DISALLOW_COPY_AND_ASSIGN(TestApi); | |
| 30 }; | |
| 31 | |
| 32 //////////////////////////////////////////////////////////////////////////////// | |
| 33 // SlideAnimationTest | |
| 34 class SlideAnimationTest: public testing::Test { | |
| 35 private: | |
| 36 base::MessageLoopForUI message_loop_; | |
| 37 }; | |
| 38 | |
| 39 // Tests animation construction. | |
| 40 TEST_F(SlideAnimationTest, InitialState) { | |
| 41 SlideAnimation animation(NULL); | |
| 42 // By default, slide animations are 60 Hz, so the timer interval should be | |
| 43 // 1/60th of a second. | |
| 44 EXPECT_EQ(1000 / 60, animation.timer_interval().InMilliseconds()); | |
| 45 // Duration defaults to 120 ms. | |
| 46 EXPECT_EQ(120, animation.GetSlideDuration()); | |
| 47 // Slide is neither showing nor closing. | |
| 48 EXPECT_FALSE(animation.IsShowing()); | |
| 49 EXPECT_FALSE(animation.IsClosing()); | |
| 50 // Starts at 0. | |
| 51 EXPECT_EQ(0.0, animation.GetCurrentValue()); | |
| 52 } | |
| 53 | |
| 54 TEST_F(SlideAnimationTest, Basics) { | |
| 55 SlideAnimation animation(NULL); | |
| 56 SlideAnimation::TestApi test_api(&animation); | |
| 57 | |
| 58 // Use linear tweening to make the math easier below. | |
| 59 animation.SetTweenType(Tween::LINEAR); | |
| 60 | |
| 61 // Duration can be set after construction. | |
| 62 animation.SetSlideDuration(100); | |
| 63 EXPECT_EQ(100, animation.GetSlideDuration()); | |
| 64 | |
| 65 // Show toggles the appropriate state. | |
| 66 animation.Show(); | |
| 67 EXPECT_TRUE(animation.IsShowing()); | |
| 68 EXPECT_FALSE(animation.IsClosing()); | |
| 69 | |
| 70 // Simulate running the animation. | |
| 71 test_api.SetStartTime(base::TimeTicks()); | |
| 72 test_api.Step(base::TimeTicks() + base::TimeDelta::FromMilliseconds(50)); | |
| 73 EXPECT_EQ(0.5, animation.GetCurrentValue()); | |
| 74 | |
| 75 // We can start hiding mid-way through the animation. | |
| 76 animation.Hide(); | |
| 77 EXPECT_FALSE(animation.IsShowing()); | |
| 78 EXPECT_TRUE(animation.IsClosing()); | |
| 79 | |
| 80 // Reset stops the animation. | |
| 81 animation.Reset(); | |
| 82 EXPECT_EQ(0.0, animation.GetCurrentValue()); | |
| 83 EXPECT_FALSE(animation.IsShowing()); | |
| 84 EXPECT_FALSE(animation.IsClosing()); | |
| 85 } | |
| 86 | |
| 87 // Tests that delegate is not notified when animation is running and is deleted. | |
| 88 // (Such a scenario would cause problems for BoundsAnimator). | |
| 89 TEST_F(SlideAnimationTest, DontNotifyOnDelete) { | |
| 90 TestAnimationDelegate delegate; | |
| 91 scoped_ptr<SlideAnimation> animation(new SlideAnimation(&delegate)); | |
| 92 | |
| 93 // Start the animation. | |
| 94 animation->Show(); | |
| 95 | |
| 96 // Delete the animation. | |
| 97 animation.reset(); | |
| 98 | |
| 99 // Make sure the delegate wasn't notified. | |
| 100 EXPECT_FALSE(delegate.finished()); | |
| 101 EXPECT_FALSE(delegate.canceled()); | |
| 102 } | |
| 103 | |
| 104 } // namespace ui | |
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