<!DOCTYPE html>
<html>
  <head>
    <title>
      Test onprocessorerror handler in AudioWorkletNode
    </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();

      const sampleRate = 48000;
      const renderLength = sampleRate * 0.1;
      let context = new OfflineAudioContext(1, renderLength, sampleRate);

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

      // Test |onprocessorerror| called upon failure of processor constructor.
      audit.define('constructor-error',
          (task, should) => {
            let constructorErrorWorkletNode =
                new AudioWorkletNode(context, 'constructor-error');
            constructorErrorWorkletNode.onprocessorerror = () => {
              // Without 'processorerror' event callback, this test will be
              // timed out.
              task.done();
            };
          });

      // Test |onprocessorerror| called upon failure of process() method.
      audit.define('process-error',
          (task, should) => {
            let processErrorWorkletNode =
                new AudioWorkletNode(context, 'process-error');
            processErrorWorkletNode.connect(context.destination);
            processErrorWorkletNode.onprocessorerror = () => {
              // Without 'processorerror' event callback, this test will be
              // timed out.
              task.done();
            };

            context.startRendering();
          });

      // 'error-processor.js' contains 2 class definitions represents an error
      // in the constructor and an error in the process method respectively.
      context.audioWorklet.addModule(filePath).then(() => {
        audit.run();
      });
    </script>
  </body>
</html>