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<title>IndexedDB: IDBDatabase transaction() Exception Ordering</title>
<link rel="help" href="https://w3c.github.io/IndexedDB/#dom-idbdatabase-transaction">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
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<script>

indexeddb_test(
  (t, db) => {
    db.createObjectStore('s');
  },
  (t, db) => {
    db.close();
    assert_throws('InvalidStateError', () => {
      db.transaction('no-such-store');
    }, '"Connection is closed" check (InvalidStateError) should precede ' +
       '"store names" check (NotFoundError)');
    t.done();
  },
  'IDBDatabase.transaction exception order: InvalidStateError vs. NotFoundError'
);

indexeddb_test(
  (t, db) => {
    db.createObjectStore('s');
  },
  (t, db) => {
    db.close();
    assert_throws('InvalidStateError', () => {
      db.transaction([]);
    }, '"Connection is closed" check (InvalidStateError) should precede ' +
       '"stores is empty" check (InvalidAccessError)');
    t.done();
  },
  'IDBDatabase.transaction exception order: InvalidStateError vs. InvalidAccessError'
);

indexeddb_test(
  (t, db) => {
    db.createObjectStore('s');
  },
  (t, db) => {
    assert_throws('NotFoundError', () => {
      db.transaction('no-such-store', 'versionchange');
    }, '"No such store" check (NotFoundError) should precede ' +
       '"invalid mode" check (TypeError)');
    t.done();
  },
  'IDBDatabase.transaction exception order: NotFoundError vs. TypeError'
);

</script>