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<!DOCTYPE html>
<meta charset=utf-8>
<title>Animation.finished</title>
<link rel="help" href="https://w3c.github.io/web-animations/#dom-animation-finished">
<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 previousFinishedPromise = animation.finished;
return animation.ready.then(function() {
assert_equals(animation.finished, previousFinishedPromise,
'Finished promise is the same object when playing starts');
animation.pause();
assert_equals(animation.finished, previousFinishedPromise,
'Finished promise does not change when pausing');
animation.play();
assert_equals(animation.finished, previousFinishedPromise,
'Finished promise does not change when play() unpauses');
animation.currentTime = 100 * MS_PER_SEC;
return animation.finished;
}).then(function() {
assert_equals(animation.finished, previousFinishedPromise,
'Finished promise is the same object when playing completes');
});
}, 'Test pausing then playing does not change the finished promise');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise = animation.finished;
animation.finish();
return animation.finished.then(function() {
assert_equals(animation.finished, previousFinishedPromise,
'Finished promise is the same object when playing completes');
animation.play();
assert_not_equals(animation.finished, previousFinishedPromise,
'Finished promise changes when replaying animation');
previousFinishedPromise = animation.finished;
animation.play();
assert_equals(animation.finished, previousFinishedPromise,
'Finished promise is the same after redundant play() call');
});
}, 'Test restarting a finished animation');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise;
animation.finish();
return animation.finished.then(function() {
previousFinishedPromise = animation.finished;
animation.playbackRate = -1;
assert_not_equals(animation.finished, previousFinishedPromise,
'Finished promise should be replaced when reversing a ' +
'finished promise');
animation.currentTime = 0;
return animation.finished;
}).then(function() {
previousFinishedPromise = animation.finished;
animation.play();
assert_not_equals(animation.finished, previousFinishedPromise,
'Finished promise is replaced after play() call on ' +
'finished, reversed animation');
});
}, 'Test restarting a reversed finished animation');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise = animation.finished;
animation.finish();
return animation.finished.then(function() {
animation.currentTime = 100 * MS_PER_SEC + 1000;
assert_equals(animation.finished, previousFinishedPromise,
'Finished promise is unchanged jumping past end of ' +
'finished animation');
});
}, 'Test redundant finishing of animation');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
// Setup callback to run if finished promise is resolved
var finishPromiseResolved = false;
animation.finished.then(function() {
finishPromiseResolved = true;
});
return animation.ready.then(function() {
// Jump to mid-way in interval and pause
animation.currentTime = 100 * MS_PER_SEC / 2;
animation.pause();
return animation.ready;
}).then(function() {
// Jump to the end
// (But don't use finish() since that should unpause as well)
animation.currentTime = 100 * MS_PER_SEC;
return waitForAnimationFrames(2);
}).then(function() {
assert_false(finishPromiseResolved,
'Finished promise should not resolve when paused');
});
}, 'Finished promise does not resolve when paused');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
// Setup callback to run if finished promise is resolved
var finishPromiseResolved = false;
animation.finished.then(function() {
finishPromiseResolved = true;
});
return animation.ready.then(function() {
// Jump to mid-way in interval and pause
animation.currentTime = 100 * MS_PER_SEC / 2;
animation.pause();
// Jump to the end
animation.currentTime = 100 * MS_PER_SEC;
return waitForAnimationFrames(2);
}).then(function() {
assert_false(finishPromiseResolved,
'Finished promise should not resolve when pause-pending');
});
}, 'Finished promise does not resolve when pause-pending');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
animation.finish();
return animation.finished.then(function(resolvedAnimation) {
assert_equals(resolvedAnimation, animation,
'Object identity of animation passed to Promise callback'
+ ' matches the animation object owning the Promise');
});
}, 'The finished promise is fulfilled with its Animation');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise = animation.finished;
// Set up listeners on finished promise
var retPromise = animation.finished.then(function() {
assert_unreached('finished promise was fulfilled');
}).catch(function(err) {
assert_equals(err.name, 'AbortError',
'finished promise is rejected with AbortError');
assert_not_equals(animation.finished, previousFinishedPromise,
'Finished promise should change after the original is ' +
'rejected');
});
animation.cancel();
return retPromise;
}, 'finished promise is rejected when an animation is cancelled by calling ' +
'cancel()');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise = animation.finished;
animation.finish();
return animation.finished.then(function() {
animation.cancel();
assert_not_equals(animation.finished, previousFinishedPromise,
'A new finished promise should be created when'
+ ' cancelling a finished animation');
});
}, 'cancelling an already-finished animation replaces the finished promise');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
animation.cancel();
// The spec says we still create a new finished promise and reject the old
// one even if we're already idle. That behavior might change, but for now
// test that we do that.
var retPromise = animation.finished.catch(function(err) {
assert_equals(err.name, 'AbortError',
'finished promise is rejected with AbortError');
});
// Redundant call to cancel();
var previousFinishedPromise = animation.finished;
animation.cancel();
assert_not_equals(animation.finished, previousFinishedPromise,
'A redundant call to cancel() should still generate a new'
+ ' finished promise');
return retPromise;
}, 'cancelling an idle animation still replaces the finished promise');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
const HALF_DUR = 100 * MS_PER_SEC / 2;
const QUARTER_DUR = 100 * MS_PER_SEC / 4;
var gotNextFrame = false;
var currentTimeBeforeShortening;
animation.currentTime = HALF_DUR;
return animation.ready.then(function() {
currentTimeBeforeShortening = animation.currentTime;
animation.effect.timing.duration = QUARTER_DUR;
// Below we use gotNextFrame to check that shortening of the animation
// duration causes the finished promise to resolve, rather than it just
// getting resolved on the next animation frame. This relies on the fact
// that the promises are resolved as a micro-task before the next frame
// happens.
waitForAnimationFrames(1).then(function() {
gotNextFrame = true;
});
return animation.finished;
}).then(function() {
assert_false(gotNextFrame, 'shortening of the animation duration should ' +
'resolve the finished promise');
assert_equals(animation.currentTime, currentTimeBeforeShortening,
'currentTime should be unchanged when duration shortened');
var previousFinishedPromise = animation.finished;
animation.effect.timing.duration = 100 * MS_PER_SEC;
assert_not_equals(animation.finished, previousFinishedPromise,
'Finished promise should change after lengthening the ' +
'duration causes the animation to become active');
});
}, 'Test finished promise changes for animation duration changes');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var retPromise = animation.ready.then(function() {
animation.playbackRate = 0;
animation.currentTime = 100 * MS_PER_SEC + 1000;
return waitForAnimationFrames(2);
});
animation.finished.then(t.step_func(function() {
assert_unreached('finished promise should not resolve when playbackRate ' +
'is zero');
}));
return retPromise;
}, 'Test finished promise changes when playbackRate == 0');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
return animation.ready.then(function() {
animation.playbackRate = -1;
return animation.finished;
});
}, 'Test finished promise resolves when reaching to the natural boundary.');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise = animation.finished;
animation.finish();
return animation.finished.then(function() {
animation.currentTime = 0;
assert_not_equals(animation.finished, previousFinishedPromise,
'Finished promise should change once a prior ' +
'finished promise resolved and the animation ' +
'falls out finished state');
});
}, 'Test finished promise changes when a prior finished promise resolved ' +
'and the animation falls out finished state');
test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise = animation.finished;
animation.currentTime = 100 * MS_PER_SEC;
animation.currentTime = 100 * MS_PER_SEC / 2;
assert_equals(animation.finished, previousFinishedPromise,
'No new finished promise generated when finished state ' +
'is checked asynchronously');
}, 'Test no new finished promise generated when finished state ' +
'is checked asynchronously');
test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var previousFinishedPromise = animation.finished;
animation.finish();
animation.currentTime = 100 * MS_PER_SEC / 2;
assert_not_equals(animation.finished, previousFinishedPromise,
'New finished promise generated when finished state ' +
'is checked synchronously');
}, 'Test new finished promise generated when finished state ' +
'is checked synchronously');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var resolvedFinished = false;
animation.finished.then(function() {
resolvedFinished = true;
});
return animation.ready.then(function() {
animation.finish();
animation.currentTime = 100 * MS_PER_SEC / 2;
}).then(function() {
assert_true(resolvedFinished,
'Animation.finished should be resolved even if ' +
'the finished state is changed soon');
});
}, 'Test synchronous finished promise resolved even if finished state ' +
'is changed soon');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
var resolvedFinished = false;
animation.finished.then(function() {
resolvedFinished = true;
});
return animation.ready.then(function() {
animation.currentTime = 100 * MS_PER_SEC;
animation.finish();
}).then(function() {
assert_true(resolvedFinished,
'Animation.finished should be resolved soon after finish() is ' +
'called even if there are other asynchronous promises just before it');
});
}, 'Test synchronous finished promise resolved even if asynchronous ' +
'finished promise happens just before synchronous promise');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
animation.finished.then(t.step_func(function() {
assert_unreached('Animation.finished should not be resolved');
}));
return animation.ready.then(function() {
animation.currentTime = 100 * MS_PER_SEC;
animation.currentTime = 100 * MS_PER_SEC / 2;
});
}, 'Test finished promise is not resolved when the animation ' +
'falls out finished state immediately');
promise_test(function(t) {
var div = createDiv(t);
var animation = div.animate({}, 100 * MS_PER_SEC);
return animation.ready.then(function() {
animation.currentTime = 100 * MS_PER_SEC;
animation.finished.then(t.step_func(function() {
assert_unreached('Animation.finished should not be resolved');
}));
animation.currentTime = 0;
});
}, 'Test finished promise is not resolved once the animation ' +
'falls out finished state even though the current finished ' +
'promise is generated soon after animation state became finished');
</script>
</body>
|
