<!DOCTYPE html>
<html>
  <head>
    <title>
      Test the invocation order of AudioWorklet.addModule() and BaseAudioContext
    </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">
      let audit = Audit.createTaskRunner();

      let sampleRate = 48000;
      let realtimeContext = new AudioContext();
      let offlineContext = new OfflineAudioContext(1, sampleRate, sampleRate);

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

      // Test if the browser does not crash upon addModule() call after the
      // realtime context construction.
      audit.define(
          {label: 'module-loading-after-realtime-context-creation'},
          (task, should) => {
            let dummyWorkletNode =
                new AudioWorkletNode(realtimeContext, 'dummy');
            dummyWorkletNode.connect(realtimeContext.destination);
            should(dummyWorkletNode instanceof AudioWorkletNode,
                   '"dummyWorkletNode" is an instance of AudioWorkletNode ' +
                   'from realtime context')
                .beTrue();
            task.done();
          });

      // Test if the browser does not crash upon addModule() call after the
      // offline context construction.
      audit.define(
          {label: 'module-loading-after-offline-context-creation'},
          (task, should) => {
            let dummyWorkletNode =
                new AudioWorkletNode(offlineContext, 'dummy');
            dummyWorkletNode.connect(offlineContext.destination);
            should(dummyWorkletNode instanceof AudioWorkletNode,
                   '"dummyWorkletNode" is an instance of AudioWorkletNode ' +
                   'from offline context')
                .beTrue();
            task.done();
          });

      Promise.all([
          realtimeContext.audioWorklet.addModule(filePath),
          offlineContext.audioWorklet.addModule(filePath)
        ]).then(() => {
          audit.run();
        });
    </script>
  </body>
</html>