aChange all asyncTest/callbackDone style tests to use the new expectAsync/

tests/html/indexeddb_3_test.dart

 #library('IndexedDB3Test');
 #import('../../lib/unittest/unittest.dart');
 #import('../../lib/unittest/html_config.dart');
 #import('dart:html');
 
 // Read with cursor.
 
 final String DB_NAME = 'Test';
 final String STORE_NAME = 'TEST';
 final String VERSION = '1';
 
 class Test {
   var db;
 
   start() {
     var request = window.webkitIndexedDB.open(DB_NAME);
     Expect.isNotNull(request);
-    request.on.success.add(initDb);
+    request.on.success.add(expectAsync1(initDb));
     request.on.error.add(fail('open'));
   }
 
   initDb(e) {
     db = e.target.result;
     // TODO.  Some browsers do this the w3 way - passing the VERSION to the
     // open call and listening to onversionchange.  Can we feature-detect the
     // difference and make it work?
     var request = db.setVersion(VERSION);
-    request.on.success.add((e) {
+    request.on.success.add(
+      expectAsync1((e) {
         try {
           // Nuke object store if it already exists.
           db.deleteObjectStore(STORE_NAME);
         } 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 request = transaction.objectStore(STORE_NAME)
           .put('Item $index', index);
-      request.on.success.add((e) { writeItems(index + 1); });
+      request.on.success.add(expectAsync1((e) {
+          writeItems(index + 1);
+        }
+      ));
       request.on.error.add(fail('put'));
-    } else {
-      callbackDone();
     }
   }
 
   fail(message) => (e) {
-    callbackDone();
-    Expect.fail('IndexedDB failure: $message');
+    guardAsync(() {
+      Expect.fail('IndexedDB failure: $message'); 
+    });
   };
 
   readAllViaCursor() {
     IDBTransaction txn = db.transaction(STORE_NAME, IDBTransaction.READ_ONLY);
     IDBObjectStore objectStore = txn.objectStore(STORE_NAME);
     IDBRequest cursorRequest = objectStore.openCursor();
     int itemCount = 0;
     int sumKeys = 0;
     int lastKey = null;
-    cursorRequest.on.success.add((e) {
-        var cursor = e.target.result;
-        if (cursor != null) {
-          lastKey = cursor.key;
-          itemCount += 1;
-          sumKeys += cursor.key;
-          Expect.equals('Item ${cursor.key.toStringAsFixed(0)}', cursor.value);
-          cursor.continueFunction();
-        } else {
-          // Done
-          Expect.equals(99, lastKey);
-          Expect.equals(100, itemCount);
-          Expect.equals((100 * 99) ~/ 2, sumKeys);
-          callbackDone();
-        }
-      });
+    cursorRequest.on.success.add(expectAsync1((e) {
+      var cursor = e.target.result;
+      if (cursor != null) {
+        lastKey = cursor.key;
+        itemCount += 1;
+        sumKeys += cursor.key;
+        Expect.equals('Item ${cursor.key.toStringAsFixed(0)}', cursor.value);
+        cursor.continueFunction();
+      } else {
+        // Done
+        Expect.equals(99, lastKey);
+        Expect.equals(100, itemCount);
+        Expect.equals((100 * 99) ~/ 2, sumKeys);
+      }
+    }, 101));
     cursorRequest.on.error.add(fail('openCursor'));
   }
 
   readAllReversedViaCursor() {
     IDBTransaction txn = db.transaction(STORE_NAME, IDBTransaction.READ_ONLY);
     IDBObjectStore objectStore = txn.objectStore(STORE_NAME);
     // TODO: create a IDBKeyRange(0,100)
     IDBRequest cursorRequest = objectStore.openCursor(null, IDBCursor.PREV);
     int itemCount = 0;
     int sumKeys = 0;
     int lastKey = null;
-    cursorRequest.on.success.add((e) {
-        var cursor = e.target.result;
-        if (cursor != null) {
-          lastKey = cursor.key;
-          itemCount += 1;
-          sumKeys += cursor.key;
-          Expect.equals('Item ${cursor.key}', cursor.value);
-          cursor.continueFunction();
-        } else {
-          // Done
-          Expect.equals(0, lastKey);  // i.e. first key (scanned in reverse).
-          Expect.equals(100, itemCount);
-          Expect.equals((100 * 99) ~/ 2, sumKeys);
-          callbackDone();
-        }
-      });
+    cursorRequest.on.success.add(expectAsync1((e) {
+      var cursor = e.target.result;
+      if (cursor != null) {
+        lastKey = cursor.key;
+        itemCount += 1;
+        sumKeys += cursor.key;
+        Expect.equals('Item ${cursor.key}', cursor.value);
+        cursor.continueFunction();
+      } else {
+        // Done
+        Expect.equals(0, lastKey);  // i.e. first key (scanned in reverse).
+        Expect.equals(100, itemCount);
+        Expect.equals((100 * 99) ~/ 2, sumKeys);
+      }
+    }, 101));
     cursorRequest.on.error.add(fail('openCursor'));
   }
 }
 
 main() {
   useHtmlConfiguration();
 
-  var test = new Test();
-  asyncTest('prepare', 1, test.start);
-  asyncTest('readAll1', 1, test.readAllViaCursor);
-  asyncTest('readAll2', 1, test.readAllReversedViaCursor);
+  var test_ = new Test();
+  test('prepare', test_.start);
+  test('readAll1', test_.readAllViaCursor);
+  test('readAll2', test_.readAllReversedViaCursor);
 }