diff options
Diffstat (limited to 'cc/animation/scroll_offset_animation_curve_unittest.cc')
-rw-r--r-- | cc/animation/scroll_offset_animation_curve_unittest.cc | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/cc/animation/scroll_offset_animation_curve_unittest.cc b/cc/animation/scroll_offset_animation_curve_unittest.cc index 63445d9..1b8fdb5 100644 --- a/cc/animation/scroll_offset_animation_curve_unittest.cc +++ b/cc/animation/scroll_offset_animation_curve_unittest.cc @@ -119,5 +119,30 @@ TEST(ScrollOffsetAnimationCurveTest, Clone) { EXPECT_NEAR(37.4168f, value.y(), 0.00015f); } +TEST(ScrollOffsetAnimationCurveTest, UpdateTarget) { + gfx::Vector2dF initial_value(0.f, 0.f); + gfx::Vector2dF target_value(0.f, 3600.f); + scoped_ptr<ScrollOffsetAnimationCurve> curve( + ScrollOffsetAnimationCurve::Create( + target_value, EaseInOutTimingFunction::Create().Pass())); + curve->SetInitialValue(initial_value); + EXPECT_EQ(1.0, curve->Duration()); + EXPECT_EQ(1800.0, curve->GetValue(0.5).y()); + EXPECT_EQ(3600.0, curve->GetValue(1.0).y()); + + curve->UpdateTarget(0.5, gfx::Vector2dF(0.0, 9900.0)); + + EXPECT_EQ(2.0, curve->Duration()); + EXPECT_EQ(1800.0, curve->GetValue(0.5).y()); + EXPECT_NEAR(5566.49, curve->GetValue(1.0).y(), 0.01); + EXPECT_EQ(9900.0, curve->GetValue(2.0).y()); + + curve->UpdateTarget(1.0, gfx::Vector2dF(0.0, 7200.0)); + + EXPECT_NEAR(1.674, curve->Duration(), 0.01); + EXPECT_NEAR(5566.49, curve->GetValue(1.0).y(), 0.01); + EXPECT_EQ(7200.0, curve->GetValue(1.674).y()); +} + } // namespace } // namespace cc |