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/*
* Copyright (C) 2021 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 <gtest/gtest.h>
#include <gmock/gmock.h>
#include <JankTracker.h>
#include <utils/TimeUtils.h>
using namespace android;
using namespace android::uirenderer;
class TestFrameMetricsObserver : public FrameMetricsObserver {
public:
void notify(const int64_t*) {}
};
TEST(JankTracker, noJank) {
std::mutex mutex;
ProfileDataContainer container(mutex);
JankTracker jankTracker(&container);
std::unique_ptr<FrameMetricsReporter> reporter = std::make_unique<FrameMetricsReporter>();
uint64_t frameNumber = 0;
uint32_t surfaceId = 0;
FrameInfo* info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 100_ms;
info->set(FrameInfoIndex::Vsync) = 101_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 115_ms;
info->set(FrameInfoIndex::GpuCompleted) = 115_ms;
info->set(FrameInfoIndex::FrameCompleted) = 115_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 120_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 116_ms;
info->set(FrameInfoIndex::Vsync) = 117_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 129_ms;
info->set(FrameInfoIndex::GpuCompleted) = 131_ms;
info->set(FrameInfoIndex::FrameCompleted) = 131_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 136_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(2, container.get()->totalFrameCount());
ASSERT_EQ(0, container.get()->jankFrameCount());
}
TEST(JankTracker, jank) {
std::mutex mutex;
ProfileDataContainer container(mutex);
JankTracker jankTracker(&container);
std::unique_ptr<FrameMetricsReporter> reporter = std::make_unique<FrameMetricsReporter>();
uint64_t frameNumber = 0;
uint32_t surfaceId = 0;
FrameInfo* info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 100_ms;
info->set(FrameInfoIndex::Vsync) = 101_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 115_ms;
info->set(FrameInfoIndex::GpuCompleted) = 121_ms;
info->set(FrameInfoIndex::FrameCompleted) = 121_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 120_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(1, container.get()->totalFrameCount());
ASSERT_EQ(1, container.get()->jankFrameCount());
}
TEST(JankTracker, legacyJankButNoRealJank) {
std::mutex mutex;
ProfileDataContainer container(mutex);
JankTracker jankTracker(&container);
std::unique_ptr<FrameMetricsReporter> reporter = std::make_unique<FrameMetricsReporter>();
uint64_t frameNumber = 0;
uint32_t surfaceId = 0;
FrameInfo* info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 100_ms;
info->set(FrameInfoIndex::Vsync) = 101_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 117_ms;
info->set(FrameInfoIndex::GpuCompleted) = 118_ms;
info->set(FrameInfoIndex::FrameCompleted) = 118_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 120_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(1, container.get()->totalFrameCount());
ASSERT_EQ(0, container.get()->jankFrameCount());
ASSERT_EQ(1, container.get()->jankLegacyFrameCount());
}
TEST(JankTracker, doubleStuffed) {
std::mutex mutex;
ProfileDataContainer container(mutex);
JankTracker jankTracker(&container);
std::unique_ptr<FrameMetricsReporter> reporter = std::make_unique<FrameMetricsReporter>();
uint64_t frameNumber = 0;
uint32_t surfaceId = 0;
// First frame janks
FrameInfo* info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 100_ms;
info->set(FrameInfoIndex::Vsync) = 101_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 115_ms;
info->set(FrameInfoIndex::GpuCompleted) = 121_ms;
info->set(FrameInfoIndex::FrameCompleted) = 121_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 120_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(1, container.get()->jankFrameCount());
// Second frame is long, but doesn't jank because double-stuffed.
info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 116_ms;
info->set(FrameInfoIndex::Vsync) = 122_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 129_ms;
info->set(FrameInfoIndex::GpuCompleted) = 137_ms;
info->set(FrameInfoIndex::FrameCompleted) = 137_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 136_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(2, container.get()->totalFrameCount());
ASSERT_EQ(1, container.get()->jankFrameCount());
}
TEST(JankTracker, doubleStuffedThenPauseThenJank) {
std::mutex mutex;
ProfileDataContainer container(mutex);
JankTracker jankTracker(&container);
std::unique_ptr<FrameMetricsReporter> reporter = std::make_unique<FrameMetricsReporter>();
uint64_t frameNumber = 0;
uint32_t surfaceId = 0;
// First frame janks
FrameInfo* info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 100_ms;
info->set(FrameInfoIndex::Vsync) = 101_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 115_ms;
info->set(FrameInfoIndex::GpuCompleted) = 121_ms;
info->set(FrameInfoIndex::FrameCompleted) = 121_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 120_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(1, container.get()->jankFrameCount());
// Second frame is long, but doesn't jank because double-stuffed.
info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 116_ms;
info->set(FrameInfoIndex::Vsync) = 122_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 129_ms;
info->set(FrameInfoIndex::GpuCompleted) = 137_ms;
info->set(FrameInfoIndex::FrameCompleted) = 137_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 136_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(1, container.get()->jankFrameCount());
// Thirdframe is long and skips one frame some double stuffed logic gets reset
info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 148_ms;
info->set(FrameInfoIndex::Vsync) = 148_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 160_ms;
info->set(FrameInfoIndex::GpuCompleted) = 169_ms;
info->set(FrameInfoIndex::FrameCompleted) = 169_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 168_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(3, container.get()->totalFrameCount());
ASSERT_EQ(2, container.get()->jankFrameCount());
}
TEST(JankTracker, doubleStuffedTwoIntervalBehind) {
std::mutex mutex;
ProfileDataContainer container(mutex);
JankTracker jankTracker(&container);
std::unique_ptr<FrameMetricsReporter> reporter = std::make_unique<FrameMetricsReporter>();
uint64_t frameNumber = 0;
uint32_t surfaceId = 0;
// First frame janks
FrameInfo* info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 100_ms;
info->set(FrameInfoIndex::Vsync) = 101_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 107_ms;
info->set(FrameInfoIndex::GpuCompleted) = 117_ms;
info->set(FrameInfoIndex::FrameCompleted) = 117_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 116_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(1, container.get()->jankFrameCount());
// Second frame is long, but doesn't jank because double-stuffed.
// Second frame duration is between 1*interval ~ 2*interval
info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 116_ms;
info->set(FrameInfoIndex::Vsync) = 116_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 129_ms;
info->set(FrameInfoIndex::GpuCompleted) = 133_ms;
info->set(FrameInfoIndex::FrameCompleted) = 133_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 132_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(1, container.get()->jankFrameCount());
// Third frame is even longer, cause a jank
// Third frame duration is between 2*interval ~ 3*interval
info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 132_ms;
info->set(FrameInfoIndex::Vsync) = 132_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 160_ms;
info->set(FrameInfoIndex::GpuCompleted) = 165_ms;
info->set(FrameInfoIndex::FrameCompleted) = 165_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 148_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(2, container.get()->jankFrameCount());
// 4th frame is double-stuffed with a 2 * interval latency
// 4th frame duration is between 2*interval ~ 3*interval
info = jankTracker.startFrame();
info->set(FrameInfoIndex::IntendedVsync) = 148_ms;
info->set(FrameInfoIndex::Vsync) = 148_ms;
info->set(FrameInfoIndex::SwapBuffersCompleted) = 170_ms;
info->set(FrameInfoIndex::GpuCompleted) = 181_ms;
info->set(FrameInfoIndex::FrameCompleted) = 181_ms;
info->set(FrameInfoIndex::FrameInterval) = 16_ms;
info->set(FrameInfoIndex::FrameDeadline) = 164_ms;
jankTracker.finishFrame(*info, reporter, frameNumber, surfaceId);
ASSERT_EQ(2, container.get()->jankFrameCount());
}
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