third_party/WebKit/LayoutTests/external/wpt/web-animations/animation-model/keyframe-effects/the-effect-value-of-a-keyframe-effect.html - Issue 2695813009: Import wpt@503f5b5f78ec4e87d144f78609f363f0ed0ea8db

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Issue 2695813009: Import wpt@503f5b5f78ec4e87d144f78609f363f0ed0ea8db (Closed)

Patch Set: Skip some tests Created 3 years, 10 months ago

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1 <!DOCTYPE html>

2 <meta charset=utf-8>

3 <title>Keyframe handling tests</title>

4 <link rel="help" href="https://w3c.github.io/web-animations/#the-effect-value-of -a-keyframe-animation-effect">

5 <script src="/resources/testharness.js"></script>

6 <script src="/resources/testharnessreport.js"></script>

7 <script src="../../testcommon.js"></script>

8 <body>

9 <div id="log"></div>

10 <div id="target"></div>

11 <script>

12 'use strict';

13

14 test(function(t) {

15 var div = createDiv(t);

16 var anim = div.animate([ { offset: 0, opacity: 0 },

17 { offset: 0, opacity: 0.1 },

18 { offset: 0, opacity: 0.2 },

19 { offset: 1, opacity: 0.8 },

20 { offset: 1, opacity: 0.9 },

21 { offset: 1, opacity: 1 } ],

22 { duration: 1000,

23 easing: 'cubic-bezier(0.5, -0.5, 0.5, 1.5)' });

24 assert_equals(getComputedStyle(div).opacity, '0.2',

25 'When progress is zero the last keyframe with offset 0 should'

26 + ' be used');

27 // http://cubic-bezier.com/#.5,-0.5,.5,1.5

28 // At t=0.15, the progress should be negative

29 anim.currentTime = 150;

30 assert_equals(getComputedStyle(div).opacity, '0',

31 'When progress is negative, the first keyframe with a 0 offset'

32 + ' should be used');

33 // At t=0.71, the progress should be just less than 1

34 anim.currentTime = 710;

35 assert_approx_equals(parseFloat(getComputedStyle(div).opacity), 0.8, 0.01,

36 'When progress is just less than 1, the first keyframe with an'

37 + ' offset of 1 should be used as the interval endpoint');

38 // At t=0.85, the progress should be > 1

39 anim.currentTime = 850;

40 assert_equals(getComputedStyle(div).opacity, '1',

41 'When progress is greater than 1.0, the last keyframe with a 1'

42 + ' offset should be used');

43 anim.finish();

44 assert_equals(getComputedStyle(div).opacity, '1',

45 'When progress is equal to 1.0, the last keyframe with a 1'

46 + ' offset should be used');

47 }, 'Overlapping keyframes at 0 and 1 use the appropriate value when the'

48 + ' progress is outside the range [0, 1]');

49

50 test(function(t) {

51 var div = createDiv(t);

52 var anim = div.animate([ { offset: 0, opacity: 0 },

53 { offset: 0.5, opacity: 0.3 },

54 { offset: 0.5, opacity: 0.5 },

55 { offset: 0.5, opacity: 0.7 },

56 { offset: 1, opacity: 1 } ], 1000);

57 anim.currentTime = 250;

58 assert_equals(getComputedStyle(div).opacity, '0.15',

59 'Before the overlap point, the first keyframe from the'

60 + ' overlap point should be used as interval endpoint');

61 anim.currentTime = 500;

62 assert_equals(getComputedStyle(div).opacity, '0.7',

63 'At the overlap point, the last keyframe from the'

64 + ' overlap point should be used as interval startpoint');

65 anim.currentTime = 750;

66 assert_equals(getComputedStyle(div).opacity, '0.85',

67 'After the overlap point, the last keyframe from the'

68 + ' overlap point should be used as interval startpoint');

69 }, 'Overlapping keyframes between 0 and 1 use the appropriate value on each'

70 + ' side of the overlap point');

71

72 test(function(t) {

73 var div = createDiv(t);

74 var anim = div.animate({ visibility: ['hidden','visible'] },

75 { duration: 100 * MS_PER_SEC, fill: 'both' });

76

77 anim.currentTime = 0;

78 assert_equals(getComputedStyle(div).visibility, 'hidden',

79 'Visibility when progress = 0.');

80

81 anim.currentTime = 10 * MS_PER_SEC + 1;

82 assert_equals(getComputedStyle(div).visibility, 'visible',

83 'Visibility when progress > 0 due to linear easing.');

84

85 anim.finish();

86 assert_equals(getComputedStyle(div).visibility, 'visible',

87 'Visibility when progress = 1.');

88

89 }, "Test visibility clamping behavior.");

90

91 test(function(t) {

92 var div = createDiv(t);

93 var anim = div.animate({ visibility: ['hidden', 'visible'] },

94 { duration: 100 * MS_PER_SEC, fill: 'both',

95 easing: 'cubic-bezier(0.25, -0.6, 0, 0.5)' });

96

97 anim.currentTime = 0;

98 assert_equals(getComputedStyle(div).visibility, 'hidden',

99 'Visibility when progress = 0.');

100

101 // Timing function is below zero. So we expected visibility is hidden.

102 anim.currentTime = 10 * MS_PER_SEC + 1;

103 assert_equals(getComputedStyle(div).visibility, 'hidden',

104 'Visibility when progress < 0 due to cubic-bezier easing.');

105

106 anim.currentTime = 60 * MS_PER_SEC;

107 assert_equals(getComputedStyle(div).visibility, 'visible',

108 'Visibility when progress > 0 due to cubic-bezier easing.');

109

110 }, "Test visibility clamping behavior with an easing that has a negative compone nt");

111

112 done();

113 </script>

114 </body>

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