зеркало из https://github.com/mozilla/gecko-dev.git
106 строки
3.9 KiB
HTML
106 строки
3.9 KiB
HTML
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<!doctype html>
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<meta charset=utf-8>
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<title>Web Animations API: AnimationTimeline tests</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/resources/WebIDLParser.js"></script>
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<script src="/resources/idlharness.js"></script>
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<div id="log"></div>
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<iframe src="data:text/html;charset=utf-8," width="10" height="10" id="iframe"></iframe>
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<script type="text/plain" id="AnimationTimeline-IDL">
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interface AnimationTimeline {
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readonly attribute double? currentTime;
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};
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</script>
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<script>
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'use strict';
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var idlArray;
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test(function() {
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idlArray = new IdlArray();
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idlArray.add_idls(
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document.getElementById('AnimationTimeline-IDL').textContent);
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idlArray.add_objects( { AnimationTimeline: ['document.timeline'] } );
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});
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idlArray.test();
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test(function() {
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assert_equals(document.timeline, document.timeline,
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'document.timeline returns the same object every time');
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var iframe = document.getElementById('iframe');
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assert_not_equals(document.timeline, iframe.contentDocument.timeline,
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'document.timeline returns a different object for each document');
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assert_not_equals(iframe.contentDocument.timeline, null,
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'document.timeline on an iframe is not null');
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},
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'document.timeline identity tests',
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{
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help: 'http://dev.w3.org/fxtf/web-animations/#the-document-timeline',
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assert: [ 'Each document has a timeline called the document timeline' ],
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author: 'Brian Birtles'
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});
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async_test(function(t) {
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assert_true(document.timeline.currentTime > 0,
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'document.timeline.currentTime is positive');
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// document.timeline.currentTime should be set even before document
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// load fires. We expect this code to be run before document load and hence
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// the above assertion is sufficient.
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// If the following assertion fails, this test needs to be redesigned.
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assert_true(document.readyState !== 'complete',
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'Test is running prior to document load');
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// Test that the document timeline's current time is measured from
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// navigationStart.
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//
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// We can't just compare document.timeline.currentTime to
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// window.performance.now() because currentTime is only updated on a sample
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// so we use requestAnimationFrame instead.
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window.requestAnimationFrame(t.step_func(function(rafTime) {
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assert_equals(document.timeline.currentTime, rafTime,
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'document.timeline.currentTime matches' +
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' requestAnimationFrame time');
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t.done();
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}));
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},
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'document.timeline.currentTime value tests',
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{
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help: [
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'http://dev.w3.org/fxtf/web-animations/#the-global-clock',
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'http://dev.w3.org/fxtf/web-animations/#the-document-timeline'
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],
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assert: [
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'The global clock is a source of monotonically increasing time values',
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'The time values of the document timeline are calculated as a fixed' +
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' offset from the global clock',
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'the zero time corresponds to the navigationStart moment',
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'the time value of each document timeline must be equal to the time ' +
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'passed to animation frame request callbacks for that browsing context'
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],
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author: 'Brian Birtles'
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});
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async_test(function(t) {
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var valueAtStart = document.timeline.currentTime;
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var timeAtStart = window.performance.now();
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while (window.performance.now() - timeAtStart < 100) {
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// Wait 100ms
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}
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assert_equals(document.timeline.currentTime, valueAtStart,
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'document.timeline.currentTime does not change within a script block');
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window.requestAnimationFrame(t.step_func(function() {
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assert_true(document.timeline.currentTime > valueAtStart,
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'document.timeline.currentTime increases between script blocks');
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t.done();
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}));
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},
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'document.timeline.currentTime liveness tests',
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{
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help: 'http://dev.w3.org/fxtf/web-animations/#script-execution-and-live-updates-to-the-model',
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assert: [ 'The value returned by the currentTime attribute of a' +
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' document timeline will not change within a script block' ],
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author: 'Brian Birtles'
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});
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</script>
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