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Update web-platform-tests to revision d011702f368b88b3bae86e7a8fd2ddd22e18b33c

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Ms2ger 2016-04-12 09:07:41 +02:00
parent f9608022ca
commit 299ad0f9d0
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tests/wpt/web-platform-tests/web-animations/animation/playbackRate.html Normal file
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<!DOCTYPE html>
<meta charset=utf-8>
<title>Animation.playbackRate</title>
<link rel="help" href="https://w3c.github.io/web-animations/#dom-animation-playbackrate">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../testcommon.js"></script>
<link rel="stylesheet" href="/resources/testharness.css">
<body>
<div id="log"></div>
<script>
"use strict";
var keyFrames = { 'marginLeft': ['100px', '200px'] };
function assert_playbackrate(animation,
previousAnimationCurrentTime,
previousTimelineCurrentTime,
description) {
var accuracy = 0.001; /* accuracy of DOMHighResTimeStamp */
var animationCurrentTimeDifference =
animation.currentTime - previousAnimationCurrentTime;
var timelineCurrentTimeDifference =
animation.timeline.currentTime - previousTimelineCurrentTime;
assert_approx_equals(animationCurrentTimeDifference,
timelineCurrentTimeDifference * animation.playbackRate,
accuracy,
description);
}
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({keyFrames}, 100 * MS_PER_SEC);
return animation.ready.then(function() {
animation.currentTime = 7 * MS_PER_SEC; // ms
animation.playbackRate = 0.5;
assert_equals(animation.currentTime, 7 * MS_PER_SEC,
'Reducing Animation.playbackRate should not change the currentTime ' +
'of a playing animation');
animation.playbackRate = 2;
assert_equals(animation.currentTime, 7 * MS_PER_SEC,
'Increasing Animation.playbackRate should not change the currentTime ' +
'of a playing animation');
});
}, 'Test the initial effect of setting playbackRate on currentTime');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({keyFrames}, 100 * MS_PER_SEC);
animation.playbackRate = 2;
var previousTimelineCurrentTime;
var previousAnimationCurrentTime;
return animation.ready.then(function() {
previousAnimationCurrentTime = animation.currentTime;
previousTimelineCurrentTime = animation.timeline.currentTime;
return waitForAnimationFrames(1);
}).then(function() {
assert_playbackrate(animation,
previousAnimationCurrentTime,
previousTimelineCurrentTime,
'animation.currentTime should be 2 times faster than timeline.');
});
}, 'Test the effect of setting playbackRate on currentTime');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({keyFrames}, 100 * MS_PER_SEC);
animation.playbackRate = 2;
var previousTimelineCurrentTime;
var previousAnimationCurrentTime;
return animation.ready.then(function() {
previousAnimationCurrentTime = animation.currentTime;
previousTimelineCurrentTime = animation.timeline.currentTime;
animation.playbackRate = 1;
return waitForAnimationFrames(1);
}).then(function() {
assert_equals(animation.playbackRate, 1,
'sanity check: animation.playbackRate is still 1.');
assert_playbackrate(animation,
previousAnimationCurrentTime,
previousTimelineCurrentTime,
'animation.currentTime should be the same speed as timeline now.');
});
}, 'Test the effect of setting playbackRate while playing animation');
</script>
</body>