First cut at behaviors. This just implements the lifecycle methodsportion. We may get the rest for …

test/common.dart

Index: test/common.dart
diff --git a/test/common.dart b/test/common.dart
new file mode 100644
index 0000000000000000000000000000000000000000..1393ebe3bc15fbf4e90dbaccb0acb765169b8072
--- /dev/null
+++ b/test/common.dart
@@ -0,0 +1,10 @@
+//Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file

[Siggi Cherem (dart-lang), 2015/08/13 18:52:41]

++

[jakemac, 2015/08/13 19:14:29]

Done.

+//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_dart.test.common;
+
+import 'dart:async';
+
+Future wait(int milliseconds) {
+  return new Future.delayed(new Duration(milliseconds: milliseconds));
+}