move fancy_syntax into Dart SVN

pkg/polymer_expression/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:polymer_expression/syntax.dart';
+import 'package:unittest/unittest.dart';
+import 'package:unittest/html_enhanced_config.dart';
+import 'package:observe/observe.dart';
+import 'package:mdv/mdv.dart' as mdv;
+
+main() {
+  mdv.initialize();
+  useHtmlEnhancedConfiguration();
+
+  group('syntax', () {
+    setUp(() {
+      document.body.nodes.add(new Element.html('''
+          <template id="test" bind>
+            <input id="input" value="{{ firstName }}">
+          </template>'''));
+    });
+
+    tearDown(() {
+      query('#test')..unbindAll()..remove();
+    });
+
+    test('should make two-way bindings to inputs', () {
+      var person = new Person('John', 'Messerly', ['A', 'B', 'C']);
+      query('#test')
+          ..bindingDelegate = new PolymerExpressions()
+          ..model = person;
+      return new Future.delayed(new Duration()).then((_) {
+        InputElement input = query('#input');
+        expect(input.value, 'John');
+        input.focus();
+        input.value = 'Justin';
+        input.blur();
+        var event = new Event('change');
+        // TODO(justin): figure out how to trigger keyboard events to test
+        // two-way bindings
+      });
+    });
+
+  });
+}
+
+class Person extends Object with ChangeNotifierMixin {
+  static const _FIRST_NAME = const Symbol('firstName');
+  static const _LAST_NAME = const Symbol('lastName');
+  static const _ITEMS = const Symbol('items');
+  static const _GET_FULL_NAME = const Symbol('getFullName');
+
+  String _firstName;
+  String _lastName;
+  List<String> _items;
+
+  Person(this._firstName, this._lastName, this._items);
+
+  String get firstName => _firstName;
+
+  void set firstName(String value) {
+    _firstName = value;
+    notifyChange(new PropertyChangeRecord(_FIRST_NAME));
+  }
+
+  String get lastName => _lastName;
+
+  void set lastName(String value) {
+    _lastName = value;
+    notifyChange(new PropertyChangeRecord(_LAST_NAME));
+  }
+
+  String getFullName() => '$_firstName $_lastName';
+
+  List<String> get items => _items;
+
+  void set items(List<String> value) {
+    _items = value;
+    notifyChange(new PropertyChangeRecord(_ITEMS));
+  }
+
+  String toString() => "Person(firstName: $_firstName, lastName: $_lastName)";
+
+}