25 lines
1.1 KiB
HTML
25 lines
1.1 KiB
HTML
<!doctype html>
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<title>Properties of SpeechSynthesisEvent</title>
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<link rel="help" href="https://wicg.github.io/speech-api/#utterance-events">
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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="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<body>
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<script>
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// Written for https://github.com/WICG/speech-api/issues/103
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promise_test(async (t) => {
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const utterance = new SpeechSynthesisUtterance('test');
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const eventWatcher = new EventWatcher(t, utterance, ['start', 'end', 'error']);
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await test_driver.bless('speechSynthesis.speak',
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() => { speechSynthesis.speak(utterance) });
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const events = await eventWatcher.wait_for(['start', 'end'], { record: 'all' });
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assert_equals(events.length, 2, 'number of events');
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for (const event of events) {
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assert_true(event instanceof SpeechSynthesisEvent, 'is SpeechSynthesisEvent');
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assert_false(event.bubbles, 'bubbles');
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assert_false(event.cancelable, 'cancelable');
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assert_equals(event.utterance, utterance, 'utterance');
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}
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});
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</script>
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