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https://github.com/web-platform-tests/wpt
26 December 2018, 22:31:15 UTC
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Tip revision: 1c0c863e97d7eee37c80f2bcb8e5975b09db92fd authored by Robert Ma on 12 December 2018, 21:42:45 UTC
test!
Tip revision: 1c0c863
dedicated-worker-options-type.html 
<!DOCTYPE html>
<title>DedicatedWorker: WorkerOptions 'type'</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>

promise_test(() => {
  const worker = new Worker('resources/post-message-on-load-worker.js');
  return new Promise(resolve => worker.onmessage = resolve)
      .then(msg_event => assert_equals(msg_event.data, 'LOADED'));
}, 'Test worker construction with the default worker type.');

promise_test(() => {
  const worker = new Worker('resources/post-message-on-load-worker.js',
                            { type: 'classic' });
  return new Promise(resolve => worker.onmessage = resolve)
      .then(msg_event => assert_equals(msg_event.data, 'LOADED'));
}, 'Test worker construction with the "classic" worker type.');

promise_test(() => {
  const worker = new Worker('resources/post-message-on-load-worker.js',
                            { type: 'module' });
  return new Promise(resolve => worker.onmessage = resolve)
      .then(msg_event => assert_equals(msg_event.data, 'LOADED'));
}, 'Test worker construction with the "module" worker type.');

test(() => {
  try {
    new Worker('resources/post-message-on-load-worker.js', { type: '' });
    assert_unreached(
        'Worker construction with an empty type should throw an exception');
  } catch (e) {
    assert_equals(e.name, 'TypeError');
  }
}, 'Test worker construction with an empty worker type.');

test(() => {
  try {
    new Worker('resources/post-message-on-load-worker.js', { type: 'unknown' });
    assert_unreached(
        'Worker construction with an unknown type should throw an exception');
  } catch (e) {
    assert_equals(e.name, 'TypeError');
  }
}, 'Test worker construction with an unknown worker type.');

</script>
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