/*
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* Copyright (C) 2019 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 express 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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*/
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#include <gtest/gtest.h>
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#include "netdutils/ThreadUtil.h"
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namespace android {
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namespace netdutils {
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namespace {
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class NoopRun {
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public:
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NoopRun() { instanceNum++; }
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~NoopRun() { instanceNum--; }
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void run() {}
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static bool waitForAllReleased(int timeoutMs) {
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constexpr int intervalMs = 20;
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int limit = timeoutMs / intervalMs;
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for (int i = 1; i < limit; i++) {
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if (instanceNum == 0) {
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return true;
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}
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usleep(intervalMs * 1000);
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}
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return false;
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}
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// To track how many instances are alive.
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static std::atomic<int> instanceNum;
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};
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std::atomic<int> NoopRun::instanceNum;
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} // namespace
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TEST(ThreadUtilTest, objectReleased) {
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NoopRun::instanceNum = 0;
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NoopRun* obj = new NoopRun();
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EXPECT_EQ(1, NoopRun::instanceNum);
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threadLaunch(obj);
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// Wait for the object released along with the thread exited.
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EXPECT_TRUE(NoopRun::waitForAllReleased(1000));
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EXPECT_EQ(0, NoopRun::instanceNum);
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}
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} // namespace netdutils
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} // namespace android
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