Fix indexeddb_4_test.

tests/html/indexeddb_4_test.dart

 #library('IndexedDB4Test');
 #import('../../lib/unittest/unittest.dart');
 #import('../../lib/unittest/html_config.dart');
 #import('dart:html');
 
 // Test for IDBKeyRange and IDBCursor.
 
 final String DB_NAME = 'Test';
 final String STORE_NAME = 'TEST';
 final String VERSION = '1';
@@ skipping 22 matching lines @@
         } catch (IDBDatabaseException e) { }
         db.createObjectStore(STORE_NAME);
         writeItems(0);
       })
     );
     request.on.error.add(fail('setVersion error'));
   }
 
   writeItems(int index) {
     if (index < 100) {
-      var transaction = db.transaction([STORE_NAME], IDBTransaction.READ_WRITE);
+      var transaction = db.transaction([STORE_NAME], 'readwrite');
       var request = transaction.objectStore(STORE_NAME)
           .put('Item $index', index);
       request.on.success.add(
         expectAsync1((e) {
           writeItems(index + 1);
         })
       );
       request.on.error.add(fail('put'));
     }
   }
 
   fail(message) => (e) {
     guardAsync(() {
       Expect.fail('IndexedDB failure: $message');
     });
   };
 
   testRange(range, expectedFirst, expectedLast) {
-    IDBTransaction txn = db.transaction(STORE_NAME, IDBTransaction.READ_ONLY);
+    IDBTransaction txn = db.transaction(STORE_NAME, 'readonly');
     IDBObjectStore objectStore = txn.objectStore(STORE_NAME);
     IDBRequest cursorRequest = objectStore.openCursor(range);
     int itemCount = 0;
-    int firstKey = null;
-    int lastKey = null;
+    num firstKey = null;
+    num lastKey = null;
     cursorRequest.on.success.add(expectAsync1((e) {
       var cursor = e.target.result;
       if (cursor != null) {
         if (firstKey == null) firstKey = cursor.key;
         lastKey = cursor.key;
         itemCount += 1;
-        Expect.equals('Item ${cursor.key}', cursor.value);
+        Expect.equals('Item ${cursor.key.toStringAsFixed(0)}', cursor.value);

[sra1, 2012/05/31 15:34:38]

It still bothers me a lot that the keys that were written as int come back as
double.  When have you ever used a double as a key in a database?

Will this line work if they came back as int?

[podivilov, 2012/05/31 17:08:24]

Filed a bug: http://code.google.com/p/dart/issues/detail?id=3330.

         cursor.continueFunction();
       } else {
         // Done
         Expect.equals(expectedFirst, firstKey);
         Expect.equals(expectedLast, lastKey);
         if (expectedFirst == null) {
           Expect.equals(0, itemCount);
         } else {
           Expect.equals(expectedLast - expectedFirst + 1, itemCount);
         }
@@ skipping 50 matching lines @@
 
   test('upper1', test_.upper1);
   test('upper2', test_.upper2);
   test('upper3', test_.upper3);
 
   test('bound1', test_.bound1);
   test('bound2', test_.bound2);
   test('bound3', test_.bound3);
   test('bound4', test_.bound4);
   test('bound5', test_.bound5);
-
 }