Move client/{base, observable, layout, touch, util, view} to samples/ui_lib .

samples/tests/samples/src/lib/observable/ChangeEventTests.dart

Index: samples/tests/samples/src/lib/observable/ChangeEventTests.dart
===================================================================
--- samples/tests/samples/src/lib/observable/ChangeEventTests.dart	(revision 0)
+++ samples/tests/samples/src/lib/observable/ChangeEventTests.dart	(revision 0)
@@ -0,0 +1,30 @@
+// Copyright (c) 2011, 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.
+
+testChangeEvent() {
+  test('constructor', () {
+    // create property, list, global and check the proper initialization.
+    final target = new AbstractObservable();
+
+    validateUpdate(
+        new ChangeEvent.property(target, 'pK', 33, '12'),
+        target, 'pK', null, 33, '12');
+
+    validateUpdate(
+        new ChangeEvent.list(target, ChangeEvent.UPDATE, 3, 33, '12'),
+        target, null, 3, 33, '12');
+
+    validateInsert(
+        new ChangeEvent.list(target, ChangeEvent.INSERT, 3, 33, null),
+        target, null, 3, 33);
+
+    validateRemove(
+        new ChangeEvent.list(target, ChangeEvent.REMOVE, 3, null, '12'),
+        target, null, 3, '12');
+
+    validateGlobal(
+        new ChangeEvent.list(target, ChangeEvent.GLOBAL, null, null, null),
+        target);
+  });
+}