Content - 64bed13bd53a2a3b5ca6ccc8b2e17b686beaaf81 - 1bea1f1/speech-api/SpeechSynthesis-speak-ownership.html

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Tip revision: c2f248d611d9642f1be31c401e8c07171baa0824 authored by Luke Bjerring on 03 April 2018, 20:21:31 UTC
Merge upstream

Tip revision: c2f248d

SpeechSynthesis-speak-ownership.html

<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<iframe></iframe>
<script>
// using an utterance for different SpeechSynthesis instances should throw
test(t => {
  // the utterance is short to make the test faster
  const utter = new SpeechSynthesisUtterance('1');
  const iframe = document.querySelector('iframe');
  assert_not_equals(speechSynthesis, iframe.contentWindow.speechSynthesis);
  speechSynthesis.speak(utter);
  // the spec doesn't say what exception to throw:
  // https://github.com/w3c/speech-api/issues/8
  assert_throws(null, () => {
    iframe.contentWindow.speechSynthesis.speak(utter);
  });
}, 'Using the same SpeechSynthesisUtterance with two SpeechSynthesis instances');
</script>

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