big update to observe, template_binding, polymer

pkg/polymer_expressions/test/syntax_test.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:async';
 import 'dart:html';
 
 import 'package:logging/logging.dart';
 import 'package:observe/observe.dart';
 import 'package:polymer_expressions/polymer_expressions.dart';
 import 'package:template_binding/template_binding.dart';
-import 'package:unittest/html_enhanced_config.dart';
+import 'package:unittest/html_config.dart';
 import 'package:unittest/unittest.dart';
 
 main() {
-  useHtmlEnhancedConfiguration();
+  useHtmlConfiguration();
 
   group('PolymerExpressions', () {
     var testDiv;
 
     setUp(() {
       document.body.append(testDiv = new DivElement());
     });
 
     tearDown(() {
       testDiv.firstChild.remove();
@@ skipping 33 matching lines @@
       // the template should be the only node
       expect(testDiv.nodes.length, 1);
       expect(testDiv.nodes[0].id, 'test');
     });
 
     test('should silently handle bad variable names', () {
       var logger = new Logger('polymer_expressions');
       var logFuture = logger.onRecord.toList();
       testDiv.nodes.add(new Element.html('''
           <template id="test" bind>{{ foo }}</template>'''));
-      templateBind(query('#test')).bindingDelegate = new PolymerExpressions();
+      templateBind(query('#test'))
+          ..bindingDelegate = new PolymerExpressions()
+          ..model = [];
       return new Future(() {
         logger.clearListeners();
         return logFuture.then((records) {
           expect(records.length, 1);
           expect(records.first.message,
               contains('Error evaluating expression'));
           expect(records.first.message, contains('foo'));
         });
       });
     });
@@ skipping 23 matching lines @@
   String getFullName() => '$_firstName $_lastName';
 
   List<String> get items => _items;
 
   void set items(List<String> value) {
     _items = notifyPropertyChange(#items, _items, value);
   }
 
   String toString() => "Person(firstName: $_firstName, lastName: $_lastName)";
 }