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| (Empty) | |
| 1 <!doctype html> |
| 2 <meta charset="utf-8"> |
| 3 <meta name="timeout" content="long"> |
| 4 <title>IndexedDB: Parallel iteration of cursors in upgradeneeded</title> |
| 5 <link rel="author" href="pwnall@chromium.org" title="Victor Costan"> |
| 6 <script src="/resources/testharness.js"></script> |
| 7 <script src="/resources/testharnessreport.js"></script> |
| 8 <script src="support-promises.js"></script> |
| 9 <script> |
| 10 'use strict'; |
| 11 |
| 12 for (let cursorCount of [2, 10, 100, 1000, 10000]) { |
| 13 promise_test(testCase => { |
| 14 return createDatabase(testCase, (database, transaction) => { |
| 15 const store = database.createObjectStore('cache', { keyPath: 'key' }); |
| 16 store.put({ key: '42' }); |
| 17 |
| 18 const promises = []; |
| 19 |
| 20 for (let j = 0; j < 2; j += 1) { |
| 21 const promise = new Promise((resolve, reject) => { |
| 22 let request = null; |
| 23 for (let i = 0; i < cursorCount / 2; i += 1) { |
| 24 request = store.openCursor(); |
| 25 } |
| 26 |
| 27 let continued = false; |
| 28 request.onsuccess = testCase.step_func(() => { |
| 29 const cursor = request.result; |
| 30 |
| 31 if (!continued) { |
| 32 assert_equals(cursor.key, '42'); |
| 33 assert_equals(cursor.value.key, '42'); |
| 34 continued = true; |
| 35 cursor.continue(); |
| 36 } else { |
| 37 assert_equals(cursor, null); |
| 38 resolve(); |
| 39 } |
| 40 }); |
| 41 request.onerror = () => reject(request.error); |
| 42 }); |
| 43 promises.push(promise); |
| 44 } |
| 45 return Promise.all(promises); |
| 46 }).then(database => { |
| 47 database.close(); |
| 48 }); |
| 49 }, `${cursorCount} cursors`); |
| 50 } |
| 51 |
| 52 </script> |
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Chromium Code Reviews
Issue 2779273004:
Test for IndexedDB crashing bug found by clusterfuzz. (Closed)
