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<!DOCTYPE html>
<meta charset=utf-8>
<title>Animation.ready</title>
<link rel="help" href="https://w3c.github.io/web-animations/#dom-animation-ready">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../testcommon.js"></script>
<body>
<div id="log"></div>
<script>
"use strict";
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var originalReadyPromise = animation.ready;
var pauseReadyPromise;
return animation.ready.then(function() {
assert_equals(animation.ready, originalReadyPromise,
'Ready promise is the same object when playing completes');
animation.pause();
assert_not_equals(animation.ready, originalReadyPromise,
'A new ready promise is created when pausing');
pauseReadyPromise = animation.ready;
// Wait for the promise to fulfill since if we abort the pause the ready
// promise object is reused.
return animation.ready;
}).then(function() {
animation.play();
assert_not_equals(animation.ready, pauseReadyPromise,
'A new ready promise is created when playing');
});
}, 'A new ready promise is created when play()/pause() is called');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
return animation.ready.then(function() {
var promiseBeforeCallingPlay = animation.ready;
animation.play();
assert_equals(animation.ready, promiseBeforeCallingPlay,
'Ready promise has same object identity after redundant call'
+ ' to play()');
});
}, 'Redundant calls to play() do not generate new ready promise objects');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
return animation.ready.then(function(resolvedAnimation) {
assert_equals(resolvedAnimation, animation,
'Object identity of Animation passed to Promise callback'
+ ' matches the Animation object owning the Promise');
});
}, 'The ready promise is fulfilled with its Animation');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var retPromise = animation.ready.then(function() {
assert_unreached('ready promise was fulfilled');
}).catch(function(err) {
assert_equals(err.name, 'AbortError',
'ready promise is rejected with AbortError');
});
animation.cancel();
return retPromise;
}, 'ready promise is rejected when a pause-pending animation is cancelled by'
+ ' calling cancel()');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
return animation.ready.then(function() {
animation.pause();
// Set up listeners on pause-pending ready promise
var retPromise = animation.ready.then(function() {
assert_unreached('ready promise was fulfilled');
}).catch(function(err) {
assert_equals(err.name, 'AbortError',
'ready promise is rejected with AbortError');
});
animation.cancel();
return retPromise;
});
}, 'ready promise is rejected when a pause-pending animation is cancelled by'
+ ' calling cancel()');
</script>
</body>
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