Fire window.onerror for uncaught IndexedDB errors

LayoutTests/storage/indexeddb/resources/transaction-basics.js

 if (this.importScripts) {
     importScripts('../../../resources/js-test.js');
     importScripts('shared.js');
 }
 
 description("Test IndexedDB transaction basics.");
 
 indexedDBTest(prepareDatabase, testSetVersionAbort1);
 function prepareDatabase()
 {
@@ skipping 19 matching lines @@
 
     var store = evalAndLog("store = db.createObjectStore('storeFail', null)");
     var index = evalAndLog("index = store.createIndex('indexFail', 'x')");
 
     evalAndLog("db.deleteObjectStore('storeFail')");
     evalAndExpectException("store.deleteIndex('indexFail')", "DOMException.INVALID_STATE_ERR", "'InvalidStateError'");
 
     trans.abort();
 }
 
-function testSetVersionAbort2()
+function testSetVersionAbort2(evt)
 {
-    debug("");
-    debug("testSetVersionAbort2():");
+    preamble(evt);
+    evt.preventDefault();
+
     checkMetadataEmpty();
     evalAndLog("request = newConnection()");
     request.onupgradeneeded = addRemoveAddIDBObjects;
-    request.onerror = null;
+    request.onerror = function(e) { e.preventDefault(); };
 }
 
 function addRemoveAddIDBObjects()
 {
     debug("addRemoveAddIDBObjects():");
     db = event.target.result;
     var trans = evalAndLog("trans = event.target.transaction");
     shouldBeNonNull("trans");
-    trans.addEventListener('abort', testSetVersionAbort3, false);
+    trans.onabort = testSetVersionAbort3;
     trans.oncomplete = unexpectedCompleteCallback;
 
     var store = evalAndLog("store = db.createObjectStore('storeFail', null)");
     var index = evalAndLog("index = store.createIndex('indexFail', 'x')");
 
     evalAndLog("db.deleteObjectStore('storeFail')");
     evalAndExpectException("store.deleteIndex('indexFail')", "DOMException.INVALID_STATE_ERR", "'InvalidStateError'");
 
-    var store = evalAndLog("store = db.createObjectStore('storeFail', null)");
-    var index = evalAndLog("index = store.createIndex('indexFail', 'x')");
+    store = evalAndLog("store = db.createObjectStore('storeFail', null)");
+    index = evalAndLog("index = store.createIndex('indexFail', 'x')");
 
     trans.abort();
 }
 
-function testSetVersionAbort3()
+function testSetVersionAbort3(evt)
 {
-    debug("");
-    debug("testSetVersionAbort3():");
+    preamble(evt);
+
     shouldBeFalse("event.cancelable");
     checkMetadataEmpty();
     evalAndLog("request = newConnection()");
     request.onupgradeneeded = addIDBObjects;
     request.onsuccess = unexpectedSuccessCallback;
     request.onerror = testSetVersionAbort4;
 }
 
 function addIDBObjects()
 {
@@ skipping 22 matching lines @@
     evalAndExpectException("index.count()", "0", "'TransactionInactiveError'");
 
     evalAndExpectException("store.put(0, 0)", "0", "'TransactionInactiveError'");
     evalAndExpectException("store.add(0, 0)", "0", "'TransactionInactiveError'");
     evalAndExpectException("store.delete(0)", "0", "'TransactionInactiveError'");
     evalAndExpectException("store.clear()", "0", "'TransactionInactiveError'");
     evalAndExpectException("store.get(0)", "0", "'TransactionInactiveError'");
     evalAndExpectException("store.openCursor()", "0", "'TransactionInactiveError'");
 }
 
-function testSetVersionAbort4()
+function testSetVersionAbort4(evt)
 {
-    debug("");
-    debug("testSetVersionAbort4():");
+    preamble(evt);
+    evt.preventDefault();
+
     checkMetadataEmpty();
     evalAndLog("request = newConnection()");
     request.onupgradeneeded = addIDBObjectsAndCommit;
     request.onerror = unexpectedErrorCallback;
     request.onsuccess = testSetVersionAbort5;
 }
 
 function addIDBObjectsAndCommit()
 {
     db = event.target.result;
@@ skipping 45 matching lines @@
     shouldBeNonNull("trans");
     trans.oncomplete = unexpectedCompleteCallback;
 
     var store = evalAndLog("store = trans.objectStore('storeFail')");
     evalAndLog("store.deleteIndex('indexFail')");
     evalAndLog("db.deleteObjectStore('storeFail')");
 
     trans.abort();
 }
 
-function testSetVersionAbort6()
+function testSetVersionAbort6(evt)
 {
-    debug("");
-    debug("testSetVersionAbort6():");
+    preamble(evt);
+    evt.preventDefault();
+
     checkMetadataExistingObjectStore();
     evalAndLog("request = newConnection()");
     request.onupgradeneeded = setVersionSuccess;
     request.onsuccess = completeCallback;
 }
 
 function checkMetadataEmpty()
 {
     shouldBe("self.db.objectStoreNames", "[]");
     shouldBe("self.db.objectStoreNames.length", "0");
@@ skipping 89 matching lines @@
         trans.oncomplete = verifyDegenerateNames;
     };
     function verifyDegenerateNames() {
         shouldNotThrow("transaction = db.transaction(null)");
         shouldBeNonNull("transaction.objectStore('null')");
         shouldNotThrow("transaction = db.transaction(undefined)");
         shouldBeNonNull("transaction.objectStore('undefined')");
         finishJSTest();
     }
 }