idb-explicit-commit-throw.any.js

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// META: script=resources/support-promises.js

setup({allow_uncaught_exception:true});

promise_test(async testCase => {

  // Register an event listener that will prevent the intentionally thrown

  // error from bubbling up to the window and failing the testharness. This

  // is necessary because currently allow_uncaught_exception does not behave

  // as expected for promise_test.

//

  // Git issue: https://github.com/web-platform-tests/wpt/issues/14041

  self.addEventListener('error', (event) => { event.preventDefault(); });

  const db = await createDatabase(testCase, async db => {

    await createBooksStore(testCase, db);

});

  const txn = db.transaction(['books'], 'readwrite');

  const objectStore = txn.objectStore('books');

  const putRequest = objectStore.put({isbn:'one', title:'title'});

  txn.commit();

  putRequest.onsuccess = () => {

    throw new Error('This error thrown after an explicit commit should not ' +

        'prevent the transaction from committing.');

  await promiseForTransaction(testCase, txn);

  // Ensure that despite the uncaught error after the put request, the explicit

  // commit still causes the request to be committed.

  const txn2 = db.transaction(['books'], 'readwrite');

  const objectStore2 = txn2.objectStore('books');

  const getRequest = objectStore2.get('one');

  await promiseForTransaction(testCase, txn2);

  assert_equals(getRequest.result.title, 'title');

}, 'Any errors in callbacks that run after an explicit commit will not stop '

   + 'the commit from being processed.');