note-grain-on-timing.html

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This WPT test may be referenced by the following Test IDs:
- /webaudio/the-audio-api/the-audiobuffersourcenode-interface/note-grain-on-timing.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

  <head>

    <title>

      note-grain-on-timing.html

    </title>

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

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

    <script src="/webaudio/resources/audit-util.js"></script>

    <script src="/webaudio/resources/audit.js"></script>

    <script src="/webaudio/resources/note-grain-on-testing.js"></script>

  </head>

  <body>

    <script id="layout-test-code">

      let audit = Audit.createTaskRunner();

      let squarePulseBuffer;

      function checkResult(buffer, should) {

        renderedData = buffer.getChannelData(0);

        let nSamples = renderedData.length;

        let startEndFrames = findStartAndEndSamples(renderedData);

        verifyStartAndEndFrames(startEndFrames, should);

      audit.define('Test timing of noteGrainOn', function(task, should) {

        // Create offline audio context.

        context =

            new OfflineAudioContext(2, sampleRate * renderTime, sampleRate);

        squarePulseBuffer = createSignalBuffer(context, function(k) {

          return 1

});

        playAllGrains(context, squarePulseBuffer, numberOfTests);

        context.startRendering().then(function(audioBuffer) {

          checkResult(audioBuffer, should);

          task.done();

});

});

      audit.run();

    </script>

  </body>

</html>