Index: pkg/polymer/test/property_observe_test.dart |
diff --git a/pkg/polymer/test/property_observe_test.dart b/pkg/polymer/test/property_observe_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..3ee21eac2a8f8ebbfd537301c1ac59cc34c69b1e |
--- /dev/null |
+++ b/pkg/polymer/test/property_observe_test.dart |
@@ -0,0 +1,78 @@ |
+// 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 polymer.test.property_change_test; |
+ |
+import 'dart:async'; |
+import 'dart:html'; |
+import 'package:polymer/polymer.dart'; |
+import 'package:unittest/unittest.dart'; |
+import 'package:unittest/html_config.dart'; |
+import 'package:unittest/matcher.dart'; |
+ |
+var _changes = 0; |
+final _done = new Completer(); |
+ |
+checkDone() { |
+ if (4 == ++_changes) { |
+ _done.complete(); |
+ } |
+} |
+ |
+@CustomTag('x-test') |
+class XTest extends PolymerElement { |
+ @observable String bar = ''; |
+ @observable String pie; |
+ @observable Map a; |
+ |
+ XTest.created() : super.created(); |
+ |
+ ready() { |
+ bar = 'bar'; |
+ pie = 'pie'; |
+ a = {'b': {'c': 'exists'}}; |
+ } |
+ |
+ barChanged() { |
+ _done.completeError('barChanged should not be called.'); |
Siggi Cherem (dart-lang)
2014/02/03 22:52:48
seems a bit strange that this is not called. Is th
Jennifer Messerly
2014/02/04 00:33:06
it isn't in Polymer.js. It is now supported in Dar
|
+ } |
+ |
+ @ObserveProperty('bar pie') |
+ validate() { |
+ window.console.log('validate'); |
+ expect('bar', 'bar', reason: 'custom change observer called'); |
+ expect('pie', 'pie', reason: 'custom change observer called'); |
+ checkDone(); |
+ } |
+ |
+ @ObserveProperty('a.b.c') |
+ validateSubPath(oldValue, newValue) { |
+ window.console.log('validateSubPath $oldValue $newValue'); |
+ expect(newValue, 'exists', reason: 'subpath change observer called'); |
+ checkDone(); |
+ } |
+} |
+ |
+@CustomTag('x-test2') |
+class XTest2 extends XTest { |
+ @observable String noogle; |
+ |
+ XTest2.created() : super.created(); |
+ |
+ @ObserveProperty('noogle') |
+ validate() => super.validate(); |
+ |
+ ready() { |
+ super.ready(); |
+ noogle = 'noogle'; |
+ } |
+} |
+ |
+main() => initPolymer().run(() { |
+ useHtmlConfiguration(); |
+ |
+ setUp(() => Polymer.onReady); |
+ |
+ test('changes detected', () => _done.future); |
+}); |