third_party/WebKit/LayoutTests/storage/indexeddb/resources/createIndex-after-failure.js

   1 if (this.importScripts) {
   2     importScripts('../../../resources/js-test.js');
   3     importScripts('shared.js');
   4 }
   5
   6 description("Test IndexedDB's basics.");
   7
   8 indexedDBTest(prepareDatabase);
   9 function prepareDatabase(event)
  10 {
  11     trans = event.target.transaction;
  12     db = event.target.result;
  13
  14     db.createObjectStore("objectStore");
  15     objectStore = trans.objectStore("objectStore");
  16     var req1 = objectStore.put({"key": "value"}, "object1");
  17     var req2 = objectStore.put({"key": "value"}, "object2");
  18
  19     waitForRequests([req1, req2], createIndex);
  20 }
  21
  22 function createIndex() {
  23     // This will asynchronously abort in the backend because of constraint failures.
  24     evalAndLog("objectStore.createIndex('index', 'key', {unique: true})");
  25     // Now immediately delete it.
  26     evalAndLog("objectStore.deleteIndex('index')");
  27     // Delete it again: backend may have asynchronously aborted the
  28     // index creation, but this makes sure the frontend doesn't get
  29     // confused and crash, or think the index still exists.
  30     evalAndExpectException("objectStore.deleteIndex('index')", "DOMException.NOT_FOUND_ERR", "'NotFoundError'");
  31     debug("Now requesting object2");
  32     var req3 = objectStore.get("object2");
  33     req3.onsuccess = unexpectedSuccessCallback;
  34     req3.onerror = deleteIndexAfterGetError;
  35     debug("now we wait.");
  36 }
  37
  38 function deleteIndexAfterGetError() {
  39     debug("deleteIndexAfterGetError()");
  40     // the index should still be gone, and this should not crash.
  41     evalAndExpectException("objectStore.deleteIndex('index')", "0", "'TransactionInactiveError'");
  42     evalAndExpectException("objectStore.deleteIndex('index')", "0", "'TransactionInactiveError'");
  43
  44     finishJSTest();
  45 }