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// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/command_line.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "build/build_config.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/animation/animation_delegate.h"
#include "ui/gfx/animation/linear_animation.h"
#include "ui/gfx/animation/test_animation_delegate.h"
#include "ui/gfx/switches.h"
#if BUILDFLAG(IS_WIN)
#include <windows.h>
#endif
namespace gfx {
class AnimationTest : public testing::Test {
protected:
AnimationTest()
: task_environment_(
base::test::SingleThreadTaskEnvironment::MainThreadType::UI) {}
private:
base::test::SingleThreadTaskEnvironment task_environment_;
};
namespace {
///////////////////////////////////////////////////////////////////////////////
// RunAnimation
class RunAnimation : public LinearAnimation {
public:
RunAnimation(int frame_rate, AnimationDelegate* delegate)
: LinearAnimation(delegate, frame_rate) {}
void AnimateToState(double state) override {
EXPECT_LE(0.0, state);
EXPECT_GE(1.0, state);
}
};
///////////////////////////////////////////////////////////////////////////////
// CancelAnimation
class CancelAnimation : public LinearAnimation {
public:
CancelAnimation(base::TimeDelta duration,
int frame_rate,
AnimationDelegate* delegate)
: LinearAnimation(duration, frame_rate, delegate) {}
void AnimateToState(double state) override {
if (state >= 0.5)
Stop();
}
};
///////////////////////////////////////////////////////////////////////////////
// EndAnimation
class EndAnimation : public LinearAnimation {
public:
EndAnimation(base::TimeDelta duration,
int frame_rate,
AnimationDelegate* delegate)
: LinearAnimation(duration, frame_rate, delegate) {}
void AnimateToState(double state) override {
if (state >= 0.5)
End();
}
};
///////////////////////////////////////////////////////////////////////////////
// DeletingAnimationDelegate
// AnimationDelegate implementation that deletes the animation in ended.
class DeletingAnimationDelegate : public TestAnimationDelegate {
public:
void AnimationEnded(const Animation* animation) override {
delete animation;
QuitRunLoop();
}
};
} // namespace
///////////////////////////////////////////////////////////////////////////////
// LinearCase
TEST_F(AnimationTest, RunCase) {
base::RunLoop loop;
TestAnimationDelegate ad;
ad.set_quit_closure(loop.QuitWhenIdleClosure());
RunAnimation a1(150, &ad);
a1.SetDuration(base::Seconds(2));
a1.Start();
loop.Run();
EXPECT_TRUE(ad.finished());
EXPECT_FALSE(ad.canceled());
}
TEST_F(AnimationTest, CancelCase) {
base::RunLoop loop;
TestAnimationDelegate ad;
ad.set_quit_closure(loop.QuitWhenIdleClosure());
CancelAnimation a2(base::Seconds(2), 150, &ad);
a2.Start();
loop.Run();
EXPECT_TRUE(ad.finished());
EXPECT_TRUE(ad.canceled());
}
// Lets an animation run, invoking End part way through and make sure we get the
// right delegate methods invoked.
TEST_F(AnimationTest, EndCase) {
base::RunLoop loop;
TestAnimationDelegate ad;
ad.set_quit_closure(loop.QuitWhenIdleClosure());
EndAnimation a2(base::Seconds(2), 150, &ad);
a2.Start();
loop.Run();
EXPECT_TRUE(ad.finished());
EXPECT_FALSE(ad.canceled());
}
// Runs an animation with a delegate that deletes the animation in end.
TEST_F(AnimationTest, DeleteFromEnd) {
base::RunLoop loop;
DeletingAnimationDelegate delegate;
delegate.set_quit_closure(loop.QuitWhenIdleClosure());
RunAnimation* animation = new RunAnimation(150, &delegate);
animation->Start();
loop.Run();
// delegate should have deleted animation.
}
TEST_F(AnimationTest, ShouldRenderRichAnimation) {
#if BUILDFLAG(IS_WIN)
BOOL result;
ASSERT_NE(0,
::SystemParametersInfo(SPI_GETCLIENTAREAANIMATION, 0, &result, 0));
// ShouldRenderRichAnimation() should check the SPI_GETCLIENTAREAANIMATION
// value on Vista.
EXPECT_EQ(!!result, Animation::ShouldRenderRichAnimation());
#else
EXPECT_TRUE(Animation::ShouldRenderRichAnimation());
#endif
}
// Test that current value is always 0 after Start() is called.
TEST_F(AnimationTest, StartState) {
LinearAnimation animation(base::Milliseconds(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());
}
///////////////////////////////////////////////////////////////////////////////
// PrefersReducedMotion tests
TEST_F(AnimationTest, PrefersReducedMotionRespectsOverrideFlag) {
base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
switches::kForcePrefersReducedMotion, "1");
EXPECT_TRUE(Animation::PrefersReducedMotion());
// It doesn't matter what the system setting says; the flag should continue to
// override it.
Animation::SetPrefersReducedMotionForTesting(false);
EXPECT_TRUE(Animation::PrefersReducedMotion());
}
} // namespace gfx
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