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Userland: Add a test for pthread_once()

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Sergey Bugaev 2020-11-24 20:55:58 +03:00 committed by Andreas Kling
parent d51173e4c4
commit b1fd06eb4c
Notes: sideshowbarker 2024-07-19 01:16:43 +09:00 
Author: https://github.com/bugaevc
Commit: https://github.com/SerenityOS/serenity/commit/b1fd06eb4cf
Pull-request: https://github.com/SerenityOS/serenity/pull/4158
2 changed files with 61 additions and 0 deletions
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1
Userland/CMakeLists.txt
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@ -40,6 +40,7 @@ target_link_libraries(test-crypto LibCrypto LibTLS LibLine)
target_link_libraries(test-compress LibCompress)
target_link_libraries(test-gfx-font LibGUI LibCore)
target_link_libraries(test-js LibJS LibLine LibCore)
target_link_libraries(test-pthread LibThread)
target_link_libraries(test-web LibWeb)
target_link_libraries(tt LibPthread)
target_link_libraries(gunzip LibCompress)

60
Userland/test-pthread.cpp Normal file
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@ -0,0 +1,60 @@
/*
* Copyright (c) 2020, Sergey Bugaev <bugaevc@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <AK/Assertions.h>
#include <AK/NonnullRefPtrVector.h>
#include <LibThread/Thread.h>
#include <pthread.h>
static void test_once()
{
constexpr size_t threads_count = 10;
static Vector<int> v;
v.clear();
pthread_once_t once = PTHREAD_ONCE_INIT;
NonnullRefPtrVector<LibThread::Thread, threads_count> threads;
for (size_t i = 0; i < threads_count; i++) {
threads.append(LibThread::Thread::construct([&] {
return pthread_once(&once, [] {
v.append(35);
sleep(1);
});
}));
threads.last().start();
}
for (auto& thread : threads)
thread.join();
ASSERT(v.size() == 1);
}
int main()
{
test_once();
return 0;
}