| OLD | NEW |
|---|
| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <script src="../../resources/js-test.js"></script> |
| 3 <script src="resources/shared.js"></script> |
| 4 <script> |
| 5 |
| 6 description("Ensure IndexedDB's cursor prefetch cache requests are invalidated")
; |
| 7 |
| 8 indexedDBTest(prepareDatabase, onOpenSuccess); |
| 9 function prepareDatabase(evt) |
| 10 { |
| 11 preamble(evt); |
| 12 evalAndLog("db = event.target.result"); |
| 13 evalAndLog("store = db.createObjectStore('store')"); |
| 14 debug("Populate with even records..."); |
| 15 for (var i = 0; i < 10; i += 2) |
| 16 store.put(i, i); |
| 17 } |
| 18 |
| 19 function onOpenSuccess(evt) |
| 20 { |
| 21 preamble(evt); |
| 22 evalAndLog("db = event.target.result"); |
| 23 |
| 24 evalAndLog("tx = db.transaction('store', 'readwrite')"); |
| 25 evalAndLog("store = tx.objectStore('store')"); |
| 26 evalAndLog("request = store.openCursor()"); |
| 27 |
| 28 kPrefetchThreshold = 3; |
| 29 |
| 30 expected = ["0", "2", "4", "6", "7", "8", "9"]; |
| 31 continueCount = 0; |
| 32 request.onsuccess = function cursorSuccess() { |
| 33 preamble(); |
| 34 cursor = request.result; |
| 35 if (!cursor) |
| 36 return; |
| 37 ++continueCount; |
| 38 |
| 39 expect = expected.shift(); |
| 40 shouldBe("cursor.key", expect); |
| 41 evalAndLog("cursor.continue()"); |
| 42 |
| 43 if (continueCount === kPrefetchThreshold) { |
| 44 debug("\nThat should have triggered a prefetch, injecting odd record
s..."); |
| 45 for (var i = 1; i < 10; i += 2) |
| 46 store.put(i, i); |
| 47 } |
| 48 }; |
| 49 |
| 50 tx.oncomplete = function() { |
| 51 shouldBe("continueCount", "7"); |
| 52 finishJSTest(); |
| 53 }; |
| 54 } |
| 55 </script> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 105213009:
IndexedDB: Tests for cursor prefetch edge cases (Closed)
Base URL: svn://svn.chromium.org/blink/trunk