62 lines
2 KiB
HTML
62 lines
2 KiB
HTML
<!DOCTYPE html>
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<title>
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Access to the setSinkId of the Audio API with an invalid value is deferred
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</title>
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<meta name="variant" content="?target_hint=_self">
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<meta name="variant" content="?target_hint=_blank">
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<meta name="timeout" content="long">
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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/utils.js"></script>
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<script src="../resources/utils.js"></script>
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<script src="resources/utils.js"></script>
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<body>
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<script>
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setup(() => assertSpeculationRulesIsSupported());
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promise_test(async t => {
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const uid = token();
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const bc = new PrerenderChannel('test-channel', uid);
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t.add_cleanup(_ => bc.close());
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const gotMessage = new Promise(resolve => {
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bc.addEventListener('message', e => {
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resolve(e.data);
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}, {
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once: true
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});
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});
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const url = `resources/audio-setSinkId.https.html?sinkId=invalid&uid=${uid}&target_hint=${getTargetHint()}`;
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window.open(url, '_blank', 'noopener');
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const result = await gotMessage;
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const expected = [
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{
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event: 'started waiting Audio.setSinkId',
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prerendering: true
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},
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{
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event: 'prerendering change',
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prerendering: false
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},
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{
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event: 'Audio.setSinkId rejected: NotFoundError',
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prerendering: false
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},
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];
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// The spec, https://wicg.github.io/nav-speculation/prerendering.html#audio-output-patch,
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// mentions selectAudioOutput() but this test uses setSinkId() function.
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assert_equals(result.length, expected.length);
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for (let i = 0; i < result.length; i++) {
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assert_equals(result[i].event, expected[i].event, `event${i}`);
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assert_equals(result[i].prerendering, expected[i].prerendering,
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`prerendering${i}`);
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}
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// Send a close signal to PrerenderEventCollector on the prerendered page.
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new PrerenderChannel('close', uid).postMessage('');
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}, `the access to the setSinkId of Audio API with the invalid sinkId should be
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deferred until the prerendered page is activated`);
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</script>
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