author Jim Blandy <>
Thu, 30 Mar 2023 16:23:26 +0000
changeset 658645 9754c55103ef774188e1e813a3ef5d4f5487b35c
parent 469641 ba6f655fd68963530c866d0d4a48c3db3d307777
permissions -rw-r--r--
Bug 1825449: Don't warn on mismatched WebGPU error scope push/pop. r=webgpu-reviewers,teoxoy In the graphics process, don't warn on receipt of mismatched DevicePushErrorScope/DevicePopErrorScope messages, since these can be easily caused by ordinary content and do not indicate anything wrong with Firefox. Differential Revision:

  <title>Test the AudioContext.destination interface</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="text/javascript" src="webaudio.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<pre id="test">
<script class="testbody" type="text/javascript">

// Work around bug 911777

addLoadEvent(function() {
  var ac = new AudioContext();
  ok(ac.destination.maxChannelCount > 0, "We can query the maximum number of channels");

  var oac = new OfflineAudioContext(2, 1024, 48000);
  is(oac.destination.maxChannelCount, 2, "This OfflineAudioContext should have 2 max channels.");

  oac = new OfflineAudioContext(6, 1024, 48000);
  is(oac.destination.maxChannelCount, 6, "This OfflineAudioContext should have 6 max channels.");

  expectException(function() {
    oac.destination.channelCount = oac.destination.channelCount + 1;
  }, DOMException.INDEX_SIZE_ERR);