| // Copyright (c) 2010 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. |
| |
| #include "app/animation_container_element.h" |
| #include "app/multi_animation.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| typedef testing::Test MultiAnimationTest; |
| |
| TEST_F(MultiAnimationTest, Basic) { |
| // Create a MultiAnimation with two parts. |
| MultiAnimation::Parts parts; |
| parts.push_back(MultiAnimation::Part(100, Tween::LINEAR)); |
| parts.push_back(MultiAnimation::Part(100, Tween::EASE_OUT)); |
| |
| MultiAnimation animation(parts); |
| AnimationContainerElement* as_element = |
| static_cast<AnimationContainerElement*>(&animation); |
| as_element->SetStartTime(base::TimeTicks()); |
| |
| // Step to 50, which is half way through the first part. |
| as_element->Step(base::TimeTicks() + base::TimeDelta::FromMilliseconds(50)); |
| EXPECT_EQ(.5, animation.GetCurrentValue()); |
| |
| // Step to 120, which is 20% through the second part. |
| as_element->Step(base::TimeTicks() + |
| base::TimeDelta::FromMilliseconds(120)); |
| EXPECT_EQ(Tween::CalculateValue(Tween::EASE_OUT, .2), |
| animation.GetCurrentValue()); |
| |
| // Step to 320, which is 20% through the second part. |
| as_element->Step(base::TimeTicks() + |
| base::TimeDelta::FromMilliseconds(320)); |
| EXPECT_EQ(Tween::CalculateValue(Tween::EASE_OUT, .2), |
| animation.GetCurrentValue()); |
| } |
| |
| TEST_F(MultiAnimationTest, DifferingStartAndEnd) { |
| // Create a MultiAnimation with two parts. |
| MultiAnimation::Parts parts; |
| parts.push_back(MultiAnimation::Part(200, Tween::LINEAR)); |
| parts[0].start_time_ms = 100; |
| parts[0].end_time_ms = 400; |
| |
| MultiAnimation animation(parts); |
| AnimationContainerElement* as_element = |
| static_cast<AnimationContainerElement*>(&animation); |
| as_element->SetStartTime(base::TimeTicks()); |
| |
| // Step to 0. Because the start_time is 100, this should be 100ms into the |
| // animation |
| as_element->Step(base::TimeTicks()); |
| EXPECT_EQ(.25, animation.GetCurrentValue()); |
| |
| // Step to 100, which is effectively 200ms into the animation. |
| as_element->Step(base::TimeTicks() + base::TimeDelta::FromMilliseconds(100)); |
| EXPECT_EQ(.5, animation.GetCurrentValue()); |
| } |
| |
| // Makes sure multi-animation stops if cycles is false. |
| TEST_F(MultiAnimationTest, DontCycle) { |
| MultiAnimation::Parts parts; |
| parts.push_back(MultiAnimation::Part(200, Tween::LINEAR)); |
| MultiAnimation animation(parts); |
| AnimationContainerElement* as_element = |
| static_cast<AnimationContainerElement*>(&animation); |
| as_element->SetStartTime(base::TimeTicks()); |
| animation.set_continuous(false); |
| |
| // Step to 300, which is greater than the cycle time. |
| as_element->Step(base::TimeTicks() + base::TimeDelta::FromMilliseconds(300)); |
| EXPECT_EQ(1.0, animation.GetCurrentValue()); |
| EXPECT_FALSE(animation.is_animating()); |
| } |
| |
| // Makes sure multi-animation cycles correctly. |
| TEST_F(MultiAnimationTest, Cycle) { |
| MultiAnimation::Parts parts; |
| parts.push_back(MultiAnimation::Part(200, Tween::LINEAR)); |
| MultiAnimation animation(parts); |
| AnimationContainerElement* as_element = |
| static_cast<AnimationContainerElement*>(&animation); |
| as_element->SetStartTime(base::TimeTicks()); |
| |
| // Step to 300, which is greater than the cycle time. |
| as_element->Step(base::TimeTicks() + base::TimeDelta::FromMilliseconds(300)); |
| EXPECT_EQ(.5, animation.GetCurrentValue()); |
| } |