blob: e042faa5c528467563067751b39126e1568b39f6 [file] [log] [blame]
// Copyright 2013 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 "ui/compositor/transform_animation_curve_adapter.h"
#include "base/time/time.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ui {
namespace {
TEST(TransformAnimationCurveAdapterTest, MaximumAnimationScale) {
auto duration = base::TimeDelta::FromSeconds(1);
float kArbitraryScale = 123.f;
float scale = kArbitraryScale;
EXPECT_TRUE(TransformAnimationCurveAdapter(gfx::Tween::LINEAR,
gfx::Transform(), gfx::Transform(),
duration)
.MaximumScale(&scale));
EXPECT_EQ(1.0f, scale);
gfx::Transform initial;
gfx::Transform target;
initial.Scale(1.0f, 2.0f);
target.Scale(3.0f, 4.0f);
scale = kArbitraryScale;
EXPECT_TRUE(TransformAnimationCurveAdapter(gfx::Tween::LINEAR, initial,
target, duration)
.MaximumScale(&scale));
EXPECT_EQ(4.0f, scale);
scale = kArbitraryScale;
EXPECT_TRUE(TransformAnimationCurveAdapter(gfx::Tween::LINEAR, target,
initial, duration)
.MaximumScale(&scale));
EXPECT_EQ(4.0f, scale);
target.ApplyPerspectiveDepth(2.0f);
scale = kArbitraryScale;
EXPECT_TRUE(TransformAnimationCurveAdapter(gfx::Tween::LINEAR, initial,
target, duration)
.MaximumScale(&scale));
EXPECT_EQ(2.0f, scale);
scale = kArbitraryScale;
EXPECT_TRUE(TransformAnimationCurveAdapter(gfx::Tween::LINEAR, target,
initial, duration)
.MaximumScale(&scale));
EXPECT_EQ(2.0f, scale);
initial.ApplyPerspectiveDepth(3.0f);
EXPECT_FALSE(TransformAnimationCurveAdapter(gfx::Tween::LINEAR, initial,
target, duration)
.MaximumScale(&scale));
EXPECT_FALSE(TransformAnimationCurveAdapter(gfx::Tween::LINEAR, target,
initial, duration)
.MaximumScale(&scale));
}
} // namespace
} // namespace ui