37 lines
1.5 KiB
JavaScript
37 lines
1.5 KiB
JavaScript
// META: script=resources/support-promises.js
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setup({allow_uncaught_exception:true});
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promise_test(async testCase => {
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// Register an event listener that will prevent the intentionally thrown
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// error from bubbling up to the window and failing the testharness. This
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// is necessary because currently allow_uncaught_exception does not behave
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// as expected for promise_test.
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//
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// Git issue: https://github.com/web-platform-tests/wpt/issues/14041
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self.addEventListener('error', (event) => { event.preventDefault(); });
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const db = await createDatabase(testCase, async db => {
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await createBooksStore(testCase, db);
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});
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const txn = db.transaction(['books'], 'readwrite');
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const objectStore = txn.objectStore('books');
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const putRequest = objectStore.put({isbn:'one', title:'title'});
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txn.commit();
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putRequest.onsuccess = () => {
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throw new Error('This error thrown after an explicit commit should not ' +
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'prevent the transaction from committing.');
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}
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await promiseForTransaction(testCase, txn);
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// Ensure that despite the uncaught error after the put request, the explicit
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// commit still causes the request to be committed.
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const txn2 = db.transaction(['books'], 'readwrite');
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const objectStore2 = txn2.objectStore('books');
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const getRequest = objectStore2.get('one');
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await promiseForTransaction(testCase, txn2);
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assert_equals(getRequest.result.title, 'title');
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}, 'Any errors in callbacks that run after an explicit commit will not stop '
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+ 'the commit from being processed.');
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