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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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