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/*
* Copyright 2018 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "rtc_base/experiments/cpu_speed_experiment.h"
#include "rtc_base/gunit.h"
#include "test/field_trial.h"
#include "test/gmock.h"
namespace webrtc {
TEST(CpuSpeedExperimentTest, NoValueIfNotEnabled) {
CpuSpeedExperiment cpu_speed_config;
EXPECT_FALSE(cpu_speed_config.GetValue(1, /*num_cores=*/1));
}
TEST(CpuSpeedExperimentTest, GetValue) {
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/pixels:1000,cpu_speed:-12,cores:4/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_EQ(-12, cpu_speed_config.GetValue(1, /*num_cores=*/1));
EXPECT_EQ(-12, cpu_speed_config.GetValue(1000, /*num_cores=*/1));
EXPECT_EQ(-16, cpu_speed_config.GetValue(1001, /*num_cores=*/1));
}
TEST(CpuSpeedExperimentTest, GetValueWithList) {
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/pixels:1000|2000|3000,cpu_speed:-1|-10|-16/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_EQ(-1, cpu_speed_config.GetValue(1, /*num_cores=*/1));
EXPECT_EQ(-1, cpu_speed_config.GetValue(1000, /*num_cores=*/1));
EXPECT_EQ(-10, cpu_speed_config.GetValue(1001, /*num_cores=*/1));
EXPECT_EQ(-10, cpu_speed_config.GetValue(2000, /*num_cores=*/1));
EXPECT_EQ(-16, cpu_speed_config.GetValue(2001, /*num_cores=*/1));
EXPECT_EQ(-16, cpu_speed_config.GetValue(3000, /*num_cores=*/1));
EXPECT_EQ(-16, cpu_speed_config.GetValue(3001, /*num_cores=*/1));
}
TEST(CpuSpeedExperimentTest, GetValueWithCores) {
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/"
"pixels:1000|2000|3000,cpu_speed:-1|-10|-16,"
"cpu_speed_le_cores:-5|-11|-16,cores:2/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_EQ(-5, cpu_speed_config.GetValue(1000, /*num_cores=*/1));
EXPECT_EQ(-11, cpu_speed_config.GetValue(2000, /*num_cores=*/2));
EXPECT_EQ(-1, cpu_speed_config.GetValue(1000, /*num_cores=*/3));
EXPECT_EQ(-10, cpu_speed_config.GetValue(2000, /*num_cores=*/4));
}
TEST(CpuSpeedExperimentTest, GetValueWithCoresUnconfigured) {
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/"
"pixels:1000|2000|3000,cpu_speed:-1|-10|-16,"
"cpu_speed_le_cores:-5|-11|-16/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_EQ(-1, cpu_speed_config.GetValue(1000, /*num_cores=*/1));
EXPECT_EQ(-10, cpu_speed_config.GetValue(2000, /*num_cores=*/2));
}
TEST(CpuSpeedExperimentTest, GetValueFailsForTooSmallValue) {
// Supported range: [-16, -1].
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/pixels:1000|2000|3000,cpu_speed:-1|-10|-17/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_FALSE(cpu_speed_config.GetValue(1, /*num_cores=*/1));
}
TEST(CpuSpeedExperimentTest, GetValueFailsForTooLargeValue) {
// Supported range: [-16, -1].
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/pixels:1000|2000|3000,cpu_speed:0|-10|-16/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_FALSE(cpu_speed_config.GetValue(1, /*num_cores=*/1));
}
TEST(CpuSpeedExperimentTest, GetValueFailsIfPixelsDecreases) {
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/pixels:1000|999|3000,cpu_speed:-5|-10|-16/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_FALSE(cpu_speed_config.GetValue(1, /*num_cores=*/1));
}
TEST(CpuSpeedExperimentTest, GetValueFailsIfCpuSpeedIncreases) {
webrtc::test::ScopedFieldTrials field_trials(
"WebRTC-VP8-CpuSpeed-Arm/pixels:1000|2000|3000,cpu_speed:-5|-4|-16/");
CpuSpeedExperiment cpu_speed_config;
EXPECT_FALSE(cpu_speed_config.GetValue(1, /*num_cores=*/1));
}
} // namespace webrtc
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