Gradient overlay for constrained window

ui/base/animation/animation_unittest.cc

Index: ui/base/animation/animation_unittest.cc
diff --git a/ui/base/animation/animation_unittest.cc b/ui/base/animation/animation_unittest.cc
index 7d87600444fcf143b3b1f1475f5294e0a484af3c..3961aae688e1456decb5a2a2a5b2297f3927df2a 100644
--- a/ui/base/animation/animation_unittest.cc
+++ b/ui/base/animation/animation_unittest.cc
@@ -143,4 +143,16 @@ TEST_F(AnimationTest, ShouldRenderRichAnimation) {
 #endif
 }
 
+// Test that current value is always 0 after Start() is called.
+TEST_F(AnimationTest, StartState) {
+  LinearAnimation animation(100, 60, NULL);
+  EXPECT_EQ(0.0, animation.GetCurrentValue());
+  animation.Start();
+  EXPECT_EQ(0.0, animation.GetCurrentValue());
+  animation.End();
+  EXPECT_EQ(1.0, animation.GetCurrentValue());
+  animation.Start();
+  EXPECT_EQ(0.0, animation.GetCurrentValue());
+}
+
 }  // namespace ui