audioworklet-suspend.https.html

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This WPT test may be referenced by the following Test IDs:
- /webaudio/the-audio-api/the-audioworklet-interface/audioworklet-suspend.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

  <head>

    <title>

      Test if activation of worklet thread does not resume context rendering.

    </title>

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

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

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

  </head>

  <body>

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

      const audit = Audit.createTaskRunner();

      const context = new AudioContext();

      const filePath = 'processors/dummy-processor.js';

      context.suspend();

      // Suspends the context right away and then activate worklet. The current

      // time must not advance since the context is suspended.

      audit.define(

          {label: 'load-worklet-and-suspend'},

          async (task, should) => {

            await context.audioWorklet.addModule(filePath);

            const suspendTime = context.currentTime;

            const dummy = new AudioWorkletNode(context, 'dummy');

            dummy.connect(context.destination);

            return task.timeout(() => {

              should(context.currentTime === suspendTime,

                     'context.currentTime did not change after worklet started')

                  .beTrue();

              should(context.state, 'context.state').beEqualTo('suspended');

            }, 500);

});

      audit.run();

    </script>

  </body>

</html>