Index: ui/base/animation/animation_container_test_helper.h |
diff --git a/ui/base/animation/animation_container_test_helper.h b/ui/base/animation/animation_container_test_helper.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..466227a38f92fcb2d49177ea411b2a56e688e07d |
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+++ b/ui/base/animation/animation_container_test_helper.h |
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+// Copyright (c) 2011 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#ifndef UI_BASE_ANIMATION_ANIMATION_CONTAINER_TEST_HELPER_H_ |
+#define UI_BASE_ANIMATION_ANIMATION_CONTAINER_TEST_HELPER_H_ |
+ |
+#include "base/time.h" |
+#include "ui/base/animation/animation_container.h" |
+#include "ui/base/ui_export.h" |
+ |
+namespace ui { |
+namespace test { |
+ |
+// This class can be used in tests for fine control over animations. |
+ |
+class UI_EXPORT AnimationContainerTestHelper { |
+ public: |
+ // Creates helper for given container. Container is now driven by this |
+ // helper rather than by internal timer. |
+ explicit AnimationContainerTestHelper(AnimationContainer* container); |
+ virtual ~AnimationContainerTestHelper(); |
+ |
+ // Advances AnimationContainer for |delta|. |
+ void Forward(base::TimeDelta delta); |
+ |
+ // Returns if AnimationContainer is animating. |
+ bool IsAnimating(); |
+ |
+ // Forwards in large steps (1 second) while there are any animations running. |
+ // Use it before deleting Helper to avoid negative time delta in animations |
+ // once timer gets cleaned up. |
+ void ForwardWhileRunning(); |
+ |
+ // Calls Run method of Container without advancing time. Call this method once |
+ // some animations were added to container so that any immediate animations |
+ // get processed. |
+ void Ping(); |
+ |
+ private: |
+ AnimationContainer* container_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(AnimationContainerTestHelper); |
+}; |
+ |
+} // namespace test |
+} // namespace ui |
+ |
+#endif // UI_BASE_ANIMATION_ANIMATION_CONTAINER_TEST_HELPER_H_ |