audionode-iframe.window.js

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /webaudio/the-audio-api/the-audionode-interface/audionode-iframe.window.html - WPT Dashboard Interop Dashboard

test(function() {

  const iframe =

      document.createElementNS('http://www.w3.org/1999/xhtml', 'iframe');

  document.body.appendChild(iframe);

  // Create AudioContext and AudioNode from iframe

  const context = new iframe.contentWindow.AudioContext();

  const source = context.createOscillator();

  source.connect(context.destination);

  // AudioContext should be put closed state after iframe destroyed

  document.body.removeChild(iframe);

  assert_equals(context.state, 'closed');

}, 'Call a constructor from iframe page and then destroy the iframe');