IndexedDB/transaction-abort-request-error.html

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<meta charset=utf-8>
<title>IndexedDB: Test error events fired at requests from aborted transaction</title>
<meta name=help href="https://w3c.github.io/IndexedDB/#abort-a-transaction">
<meta name=help href="https://w3c.github.io/IndexedDB/#request-construct">
<meta name=help href="https://w3c.github.io/IndexedDB/#transaction-construct">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support.js"></script>
<script>

indexeddb_test(
  (t, db) => {
    db.createObjectStore('store');
  },
  (t, db) => {
    const tx = db.transaction('store');
    const request = tx.objectStore('store').get(0);
    tx.abort();
    request.onsuccess = t.unreached_func('request should not succeed');

    let connection_saw_error = false;
    let transaction_saw_error = false;

    request.onerror = t.step_func(e => {
      assert_equals(request.readyState, 'done',
                    'Request\'s done flag should be set');
      assert_equals(request.result, undefined,
                    'Request\'s result should be undefined');
      assert_equals(request.error.name, 'AbortError',
                    'Request\'s error should be AbortError');

      assert_equals(e.target, request, 'event target should be request');
      assert_equals(e.type, 'error', 'Event type should be error');
      assert_true(e.bubbles, 'Event should bubble');
      assert_true(e.cancelable, 'Event should cancelable');

      assert_true(connection_saw_error,
                  'Event propagated through connection');
      assert_true(transaction_saw_error,
                  'Event propagated through transaction');
      t.done();
    });

    // Event propagates via "get the parent" on request and transaction.

    db.addEventListener('error', t.step_func(e => {
      connection_saw_error = true;
      assert_equals(e.target, request, 'event target should be request');
      assert_equals(e.type, 'error', 'Event type should be error');
      assert_true(e.bubbles, 'Event should bubble');
      assert_true(e.cancelable, 'Event should cancelable');
    }), true);

    tx.addEventListener('error', t.step_func(e => {
      transaction_saw_error = true;
      assert_equals(e.target, request, 'event target should be request');
      assert_equals(e.type, 'error', 'Event type should be error');
      assert_true(e.bubbles, 'Event should bubble');
      assert_true(e.cancelable, 'Event should cancelable');

      assert_true(connection_saw_error,
                  'Event propagated through connection');
    }), true);
  },
  'Properties of error events fired at requests when aborting a transaction');

</script>