Index: test/codegen/lib/html/request_animation_frame_test.dart |
diff --git a/test/codegen/lib/html/request_animation_frame_test.dart b/test/codegen/lib/html/request_animation_frame_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..32e22c8e37b2aa95d1195fbdf69c90a0fa2a9dd2 |
--- /dev/null |
+++ b/test/codegen/lib/html/request_animation_frame_test.dart |
@@ -0,0 +1,55 @@ |
+// Copyright (c) 2012, 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 RequestAnimationFrameTest; |
+import 'package:unittest/unittest.dart'; |
+import 'package:unittest/html_config.dart'; |
+import 'dart:html'; |
+ |
+main() { |
+ useHtmlConfiguration(); |
+ |
+ test('oneShot', () { |
+ var frame = window.requestAnimationFrame( |
+ expectAsync((timestamp) { })); |
+ }); |
+ |
+ test('twoShot', () { |
+ var frame = window.requestAnimationFrame( |
+ expectAsync((timestamp1) { |
+ window.requestAnimationFrame( |
+ expectAsync((timestamp2) { |
+ // Not monotonic on Safari and IE. |
+ // expect(timestamp2, greaterThan(timestamp1), |
+ // reason: 'timestamps ordered'); |
+ })); |
+ })); |
+ }); |
+ |
+ |
+ // How do we test that a callback is never called? We can't wrap the uncalled |
+ // callback with 'expectAsync'. Will request several frames and try |
+ // cancelling the one that is not the last. |
+ test('cancel1', () { |
+ var frame1 = window.requestAnimationFrame( |
+ (timestamp1) { |
+ throw new Exception('Should have been cancelled'); |
+ }); |
+ var frame2 = window.requestAnimationFrame( |
+ expectAsync((timestamp2) { })); |
+ window.cancelAnimationFrame(frame1); |
+ }); |
+ |
+ test('cancel2', () { |
+ var frame1 = window.requestAnimationFrame( |
+ expectAsync((timestamp1) { })); |
+ var frame2 = window.requestAnimationFrame( |
+ (timestamp2) { |
+ throw new Exception('Should have been cancelled'); |
+ }); |
+ var frame3 = window.requestAnimationFrame( |
+ expectAsync((timestamp3) { })); |
+ window.cancelAnimationFrame(frame2); |
+ }); |
+} |