You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
99 lines
3.7 KiB
99 lines
3.7 KiB
4 months ago
|
/*
|
||
|
|
* Copyright 2020 The Android Open Source Project
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
* you may not use this file except in compliance with the License.
|
||
|
|
* You may obtain a copy of the License at
|
||
|
|
*
|
||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
*
|
||
|
|
* Unless required by applicable law or agreed to in writing, software
|
||
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
* See the License for the specific language governing permissions and
|
||
|
|
* limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include "Fps.h"
|
||
|
|
|
||
|
|
#include <gmock/gmock.h>
|
||
|
|
#include <gtest/gtest.h>
|
||
|
|
|
||
|
|
namespace android {
|
||
|
|
|
||
|
|
TEST(FpsTest, construct) {
|
||
|
|
Fps fpsDefault;
|
||
|
|
EXPECT_FALSE(fpsDefault.isValid());
|
||
|
|
|
||
|
|
Fps fps1(60.0f);
|
||
|
|
EXPECT_TRUE(fps1.isValid());
|
||
|
|
Fps fps2 = Fps::fromPeriodNsecs(static_cast<nsecs_t>(1e9f / 60.0f));
|
||
|
|
EXPECT_TRUE(fps2.isValid());
|
||
|
|
EXPECT_TRUE(fps1.equalsWithMargin(fps2));
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FpsTest, compare) {
|
||
|
|
constexpr float kEpsilon = 1e-4f;
|
||
|
|
const Fps::EqualsInBuckets equalsInBuckets;
|
||
|
|
const Fps::EqualsWithMargin equalsWithMargin;
|
||
|
|
|
||
|
|
EXPECT_TRUE(Fps(60.0f).equalsWithMargin(Fps(60.f)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).equalsWithMargin(Fps(60.f - kEpsilon)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).equalsWithMargin(Fps(60.f + kEpsilon)));
|
||
|
|
|
||
|
|
EXPECT_TRUE(equalsInBuckets(Fps(60.0f), Fps(60.0f)));
|
||
|
|
EXPECT_TRUE(equalsInBuckets(Fps(60.0f), Fps(60.0f - kEpsilon)));
|
||
|
|
EXPECT_TRUE(equalsInBuckets(Fps(60.0f), Fps(60.0f + kEpsilon)));
|
||
|
|
|
||
|
|
EXPECT_TRUE(equalsWithMargin(Fps(60.0f), Fps(60.0f)));
|
||
|
|
EXPECT_TRUE(equalsWithMargin(Fps(60.0f), Fps(60.0f - kEpsilon)));
|
||
|
|
EXPECT_TRUE(equalsWithMargin(Fps(60.0f), Fps(60.0f + kEpsilon)));
|
||
|
|
|
||
|
|
EXPECT_TRUE(Fps(60.0f).lessThanOrEqualWithMargin(Fps(60.f + kEpsilon)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).lessThanOrEqualWithMargin(Fps(60.f)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).lessThanOrEqualWithMargin(Fps(60.f - kEpsilon)));
|
||
|
|
|
||
|
|
EXPECT_TRUE(Fps(60.0f).greaterThanOrEqualWithMargin(Fps(60.f + kEpsilon)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).greaterThanOrEqualWithMargin(Fps(60.f)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).greaterThanOrEqualWithMargin(Fps(60.f - kEpsilon)));
|
||
|
|
|
||
|
|
// Fps with difference of 1 should be different
|
||
|
|
EXPECT_FALSE(Fps(60.0f).equalsWithMargin(Fps(61.f)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).lessThanWithMargin(Fps(61.f)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).greaterThanWithMargin(Fps(59.f)));
|
||
|
|
|
||
|
|
// These are common refresh rates which should be different.
|
||
|
|
EXPECT_FALSE(Fps(60.0f).equalsWithMargin(Fps(59.94f)));
|
||
|
|
EXPECT_TRUE(Fps(60.0f).greaterThanWithMargin(Fps(59.94f)));
|
||
|
|
EXPECT_FALSE(equalsInBuckets(Fps(60.0f), Fps(59.94f)));
|
||
|
|
EXPECT_FALSE(equalsWithMargin(Fps(60.0f), Fps(59.94f)));
|
||
|
|
EXPECT_NE(std::hash<Fps>()(Fps(60.0f)), std::hash<Fps>()(Fps(59.94f)));
|
||
|
|
|
||
|
|
EXPECT_FALSE(Fps(30.0f).equalsWithMargin(Fps(29.97f)));
|
||
|
|
EXPECT_TRUE(Fps(30.0f).greaterThanWithMargin(Fps(29.97f)));
|
||
|
|
EXPECT_FALSE(equalsInBuckets(Fps(30.0f), Fps(29.97f)));
|
||
|
|
EXPECT_FALSE(equalsWithMargin(Fps(30.0f), Fps(29.97f)));
|
||
|
|
EXPECT_NE(std::hash<Fps>()(Fps(30.0f)), std::hash<Fps>()(Fps(29.97f)));
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FpsTest, getIntValue) {
|
||
|
|
EXPECT_EQ(30, Fps(30.1f).getIntValue());
|
||
|
|
EXPECT_EQ(31, Fps(30.9f).getIntValue());
|
||
|
|
EXPECT_EQ(31, Fps(30.5f).getIntValue());
|
||
|
|
}
|
||
|
|
|
||
|
|
TEST(FpsTest, equalsInBucketsImpliesEqualHashes) {
|
||
|
|
constexpr float kStep = 1e-4f;
|
||
|
|
const Fps::EqualsInBuckets equals;
|
||
|
|
for (float fps = 30.0f; fps < 31.0f; fps += kStep) {
|
||
|
|
const Fps left(fps);
|
||
|
|
const Fps right(fps + kStep);
|
||
|
|
if (equals(left, right)) {
|
||
|
|
ASSERT_EQ(std::hash<Fps>()(left), std::hash<Fps>()(right))
|
||
|
|
<< "left= " << left << " right=" << right;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace android
|