75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
// Copyright 2021 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either expresso or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "VsyncThread.h"
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#include <gtest/gtest.h>
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#ifndef _WIN32
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#include <unistd.h>
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#endif
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namespace gfxstream {
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namespace {
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// Tests scheduling some basic task, and that they are processed
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// before the thread completely exits.
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TEST(VsyncThread, Basic) {
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const uint64_t kOneSecondNs = 1000000000ULL;
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const uint64_t k60HzPeriodNs = kOneSecondNs / 60ULL;
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for (int i = 0; i < 2; ++i) {
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uint64_t count = 0;
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{
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VsyncThread thread(k60HzPeriodNs);
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EXPECT_EQ(k60HzPeriodNs, thread.getPeriod());
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for (int j = 0; j < 2; ++j) {
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thread.schedule([&count](uint64_t currentCount) {
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++count;
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});
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}
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}
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EXPECT_EQ(2, count);
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}
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}
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// Tests scheduling tasks and changing the period.
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TEST(VsyncThread, ChangePeriod) {
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const uint64_t kOneSecondNs = 1000000000ULL;
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const uint64_t k60HzPeriodNs = kOneSecondNs / 60ULL;
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const uint64_t k144HzPeriodNs = kOneSecondNs / 144ULL;
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for (int i = 0; i < 2; ++i) {
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uint64_t count = 0;
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{
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VsyncThread thread(k60HzPeriodNs);
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EXPECT_EQ(k60HzPeriodNs, thread.getPeriod());
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thread.schedule([&count](uint64_t currentCount) {
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++count;
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});
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thread.setPeriod(k144HzPeriodNs);
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thread.schedule([&count](uint64_t currentCount) {
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++count;
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});
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}
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EXPECT_EQ(2, count);
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}
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}
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} // namespace
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} // namespace gfxstream
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