67 lines
1.8 KiB
HTML
67 lines
1.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<title>Test having multiple video.rVFC callbacks in flight for a single element.</title>
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<body></body>
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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="/common/media.js"></script>
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<script>
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promise_test(async function(t) {
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let done;
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const promise = new Promise(resolve => done = resolve);
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let video = document.createElement('video');
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video.muted = true;
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document.body.appendChild(video);
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let firstTime;
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let firstMetadata;
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video.requestVideoFrameCallback(t.step_func((time, metadata) => {
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firstTime = time;
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firstMetadata = metadata;
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}));
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video.requestVideoFrameCallback(t.step_func((time, metadata) => {
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assert_equals(firstTime, time);
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assert_object_equals(firstMetadata, metadata);
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done();
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}));
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video.src = getVideoURI('/media/movie_5');
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video.play();
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return promise;
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}, 'Test callbacks get the same information.');
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promise_test(async function(t) {
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let done;
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const promise = new Promise(resolve => done = resolve);
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let video = document.createElement('video');
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video.muted = true;
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document.body.appendChild(video);
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let secondCallbackId;
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video.requestVideoFrameCallback(
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t.step_func(_ => { video.cancelVideoFrameCallback(secondCallbackId); })
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);
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secondCallbackId = video.requestVideoFrameCallback(
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t.step_func(_ => {
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assert_unreached("Cancelled callbacks shouldn't be executed")
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})
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);
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// NOTE: This callback should be executed last.
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video.requestVideoFrameCallback(done);
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video.src = getVideoURI('/media/movie_5');
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video.play();
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return promise;
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}, 'Test we can cancel callbacks from callbacks.');
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</script>
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</html>
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