Version 0.8.10.7

dart/pkg/template_binding/test/template_binding_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.
 
 library template_binding.test.template_binding_test;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:html';
 import 'dart:math' as math;
 import 'package:observe/observe.dart';
 import 'package:template_binding/template_binding.dart';
 import 'package:unittest/html_config.dart';
 import 'package:unittest/unittest.dart';
 
 // TODO(jmesserly): merge this file?
 import 'binding_syntax.dart' show syntaxTests;
 import 'utils.dart';
 
 // Note: this file ported from
 // https://github.com/Polymer/TemplateBinding/blob/ed3266266e751b5ab1f75f8e0509d0d5f0ef35d8/tests/tests.js
 
 // TODO(jmesserly): submit a small cleanup patch to original. I fixed some
 // cases where "div" and "t" were unintentionally using the JS global scope;
 // look for "assertNodesAre".
 
 main() {
   useHtmlConfiguration();
 
-  setUp(() {
+  // Load MutationObserver polyfill in case IE needs it.
+  var script = new ScriptElement()
+      ..src = '/root_dart/pkg/mutation_observer/lib/mutation_observer.min.js';
+  var polyfillLoaded = script.onLoad.first;
+  document.head.append(script);
+
+  setUp(() => polyfillLoaded.then((_) {
     document.body.append(testDiv = new DivElement());
-  });
+  }));
 
   tearDown(() {
     testDiv.remove();
     testDiv = null;
   });
 
+  test('MutationObserver is supported', () {
+    expect(MutationObserver.supported, true, reason: 'polyfill was loaded.');
+  });
+
   group('Template Instantiation', templateInstantiationTests);
 
   group('Binding Delegate API', () {
     group('with Observable', () {
       syntaxTests(([f, b]) => new FooBarModel(f, b));
     });
 
     group('with ChangeNotifier', () {
       syntaxTests(([f, b]) => new FooBarNotifyModel(f, b));
     });
@@ skipping 1805 matching lines @@
   prepareBinding(path, name, node) {
     if (name != 'text' || path != 'age') return null;
 
     return (model, node) {
       expect(model['age'], expectedAge);
       count++;
       return model;
     };
   }
 }