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98 lines
3.3 KiB
HTML
98 lines
3.3 KiB
HTML
<!DOCTYPE html>
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<meta charset=utf-8>
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<title>Animation.pause()</title>
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<link rel="help" href="https://w3c.github.io/web-animations/#dom-animation-pause">
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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="../../testcommon.js"></script>
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<body>
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<div id="log"></div>
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<script>
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"use strict";
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promise_test(function(t) {
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var div = createDiv(t);
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var animation = div.animate({}, 1000 * MS_PER_SEC);
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var previousCurrentTime = animation.currentTime;
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return animation.ready.then(waitForAnimationFrames(1)).then(function() {
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assert_true(animation.currentTime >= previousCurrentTime,
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'currentTime is initially increasing');
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animation.pause();
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return animation.ready;
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}).then(function() {
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previousCurrentTime = animation.currentTime;
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return waitForAnimationFrames(1);
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}).then(function() {
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assert_equals(animation.currentTime, previousCurrentTime,
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'currentTime does not increase after calling pause()');
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});
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}, 'pause() a running animation');
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promise_test(function(t) {
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var div = createDiv(t);
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var animation = div.animate({}, 1000 * MS_PER_SEC);
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// Go to idle state then pause
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animation.cancel();
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animation.pause();
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assert_equals(animation.currentTime, 0, 'currentTime is set to 0');
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assert_equals(animation.startTime, null, 'startTime is not set');
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assert_equals(animation.playState, 'pending', 'initially pause-pending');
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// Check it still resolves as expected
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return animation.ready.then(function() {
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assert_equals(animation.playState, 'paused',
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'resolves to paused state asynchronously');
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assert_equals(animation.currentTime, 0,
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'keeps the initially set currentTime');
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});
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}, 'pause() from idle');
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promise_test(function(t) {
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var div = createDiv(t);
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var animation = div.animate({}, 1000 * MS_PER_SEC);
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animation.cancel();
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animation.playbackRate = -1;
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animation.pause();
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assert_equals(animation.currentTime, 1000 * MS_PER_SEC,
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'currentTime is set to the effect end');
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return animation.ready.then(function() {
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assert_equals(animation.currentTime, 1000 * MS_PER_SEC,
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'keeps the initially set currentTime');
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});
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}, 'pause() from idle with a negative playbackRate');
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test(function(t) {
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var div = createDiv(t);
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var animation = div.animate({}, {duration: 1000 * MS_PER_SEC,
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iterations: Infinity});
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animation.cancel();
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animation.playbackRate = -1;
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assert_throws('InvalidStateError',
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function () { animation.pause(); },
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'Expect InvalidStateError exception on calling pause() ' +
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'from idle with a negative playbackRate and ' +
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'infinite-duration animation');
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}, 'pause() from idle with a negative playbackRate and endless effect');
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promise_test(function(t) {
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var div = createDiv(t);
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var animation = div.animate({}, 1000 * MS_PER_SEC);
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return animation.ready
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.then(function(animation) {
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animation.finish();
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animation.pause();
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return animation.ready;
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}).then(function(animation) {
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assert_equals(animation.currentTime, 1000 * MS_PER_SEC,
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'currentTime after pausing finished animation');
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});
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}, 'pause() on a finished animation');
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</script>
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</body>
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