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1promise_test(async t => {
2  var reader = new FileReader();
3  var eventWatcher = new EventWatcher(t, reader, ['loadstart', 'progress', 'abort', 'error', 'load', 'loadend']);
4  reader.readAsText(new Blob([]));
5  await eventWatcher.wait_for('loadstart');
6  // No progress event for an empty blob, as no data is loaded.
7  await eventWatcher.wait_for('load');
8  await eventWatcher.wait_for('loadend');
9}, 'events are dispatched in the correct order for an empty blob');
10
11promise_test(async t => {
12  var reader = new FileReader();
13  var eventWatcher = new EventWatcher(t, reader, ['loadstart', 'progress', 'abort', 'error', 'load', 'loadend']);
14  reader.readAsText(new Blob(['a']));
15  await eventWatcher.wait_for('loadstart');
16  await eventWatcher.wait_for('progress');
17  await eventWatcher.wait_for('load');
18  await eventWatcher.wait_for('loadend');
19}, 'events are dispatched in the correct order for a non-empty blob');
20