promise-methods-after-discard.html

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This WPT test may be referenced by the following Test IDs:
- /webaudio/the-audio-api/the-audiocontext-interface/promise-methods-after-discard.html - WPT Dashboard Interop Dashboard

<!doctype html>

<title>Test for rejected promises from methods on an AudioContext in a

  discarded browsing context</title>

<script src=/resources/testharness.js></script>

<script src=/resources/testharnessreport.js></script>

<body></body>

<script>

let context;

let childDOMException;

setup(() => {

  const frame = document.createElement('iframe');

  document.body.appendChild(frame);

  context = new frame.contentWindow.AudioContext();

  childDOMException = frame.contentWindow.DOMException;

  frame.remove();

});

promise_test((t) => promise_rejects_dom(t, 'InvalidStateError',

                                        childDOMException, context.suspend()),

             'suspend()');

promise_test((t) => promise_rejects_dom(t, 'InvalidStateError',

                                        childDOMException, context.resume()),

             'resume()');

promise_test((t) => promise_rejects_dom(t, 'InvalidStateError',

                                        childDOMException, context.close()),

             'close()');

// decodeAudioData() is tested in audiocontext-detached-execution-context.html

</script>