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Tests: Move the LibPthread tests to the correct namespace

This commit is contained in:
Tim Schumacher 2022-07-15 15:42:23 +02:00 committed by Linus Groh
parent 2f3b9c49a5
commit dac361e330
6 changed files with 3 additions and 10 deletions

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@ -14,6 +14,9 @@ set(TEST_SOURCES
TestMemalign.cpp
TestMemmem.cpp
TestMkDir.cpp
TestPthreadCleanup.cpp
TestPthreadSpinLocks.cpp
TestPthreadRWLocks.cpp
TestQsort.cpp
TestRaise.cpp
TestRealpath.cpp

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@ -0,0 +1,86 @@
/*
* Copyright (c) 2022, Tim Schumacher <timschumi@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <pthread.h>
static size_t exit_count = 0;
static void exit_count_test_handler(void* data)
{
EXPECT_EQ(exit_count, reinterpret_cast<size_t>(data));
exit_count++;
}
static void immediate_fail_handler(void*)
{
FAIL("Called a cleanup handler");
}
static void* cleanup_pthread_exit_inner(void*)
{
// Push handlers in reverse order as they are taken from the top of the stack on cleanup.
pthread_cleanup_push(exit_count_test_handler, reinterpret_cast<void*>(2));
pthread_cleanup_push(exit_count_test_handler, reinterpret_cast<void*>(1));
pthread_cleanup_push(exit_count_test_handler, reinterpret_cast<void*>(0));
pthread_exit(nullptr);
}
TEST_CASE(cleanup_pthread_exit)
{
pthread_t thread;
exit_count = 0;
pthread_create(&thread, nullptr, cleanup_pthread_exit_inner, nullptr);
pthread_join(thread, nullptr);
// Ensure that all exit handlers have been called.
EXPECT_EQ(exit_count, 3ul);
}
static void* cleanup_return_inner(void*)
{
// Returning from the main function should not call any cleanup handlers.
pthread_cleanup_push(immediate_fail_handler, nullptr);
return nullptr;
}
TEST_CASE(cleanup_return)
{
pthread_t thread;
pthread_create(&thread, nullptr, cleanup_return_inner, nullptr);
pthread_join(thread, nullptr);
}
static void* cleanup_pop_inner(void*)
{
pthread_cleanup_push(exit_count_test_handler, reinterpret_cast<void*>(1));
pthread_cleanup_push(immediate_fail_handler, nullptr);
pthread_cleanup_push(exit_count_test_handler, reinterpret_cast<void*>(0));
pthread_cleanup_push(immediate_fail_handler, nullptr);
// Popping a cleanup handler shouldn't run the callback unless `execute` is given.
pthread_cleanup_pop(0);
pthread_cleanup_pop(1);
pthread_cleanup_pop(0);
pthread_cleanup_pop(1);
return nullptr;
}
TEST_CASE(cleanup_pop)
{
pthread_t thread;
exit_count = 0;
pthread_create(&thread, nullptr, cleanup_pop_inner, nullptr);
pthread_join(thread, nullptr);
// Ensure that all exit handlers have been called.
EXPECT_EQ(exit_count, 2ul);
}

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@ -0,0 +1,90 @@
/*
* Copyright (c) 2021, Rodrigo Tobar <rtobarc@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <pthread.h>
TEST_CASE(rwlock_init)
{
pthread_rwlock_t lock;
auto result = pthread_rwlock_init(&lock, nullptr);
EXPECT_EQ(0, result);
}
TEST_CASE(rwlock_rdlock)
{
pthread_rwlock_t lock;
auto result = pthread_rwlock_init(&lock, nullptr);
EXPECT_EQ(0, result);
result = pthread_rwlock_rdlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_rdlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_rdlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
}
TEST_CASE(rwlock_wrlock)
{
pthread_rwlock_t lock;
auto result = pthread_rwlock_init(&lock, nullptr);
EXPECT_EQ(0, result);
result = pthread_rwlock_wrlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
}
TEST_CASE(rwlock_rwr_sequence)
{
pthread_rwlock_t lock;
auto result = pthread_rwlock_init(&lock, nullptr);
EXPECT_EQ(0, result);
result = pthread_rwlock_rdlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_wrlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_rdlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
}
TEST_CASE(rwlock_wrlock_init_in_once)
{
static pthread_rwlock_t lock;
static pthread_once_t once1 = PTHREAD_ONCE_INIT;
static pthread_once_t once2 = PTHREAD_ONCE_INIT;
static pthread_once_t once3 = PTHREAD_ONCE_INIT;
pthread_once(&once1, []() {
pthread_once(&once2, []() {
pthread_once(&once3, []() {
auto result = pthread_rwlock_init(&lock, nullptr);
EXPECT_EQ(0, result);
});
});
});
auto result = pthread_rwlock_wrlock(&lock);
EXPECT_EQ(0, result);
result = pthread_rwlock_unlock(&lock);
EXPECT_EQ(0, result);
}

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@ -0,0 +1,131 @@
/*
* Copyright (c) 2021, Brian Gianforcaro <bgianf@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <errno.h>
#include <pthread.h>
#include <unistd.h>
TEST_CASE(spin_init_process_scope)
{
{
pthread_spinlock_t lock {};
auto result = pthread_spin_init(&lock, PTHREAD_SCOPE_PROCESS);
EXPECT_EQ(0, result);
result = pthread_spin_destroy(&lock);
EXPECT_EQ(0, result);
}
{
pthread_spinlock_t garbage_lock { 0x1337 };
auto result = pthread_spin_init(&garbage_lock, PTHREAD_SCOPE_PROCESS);
EXPECT_EQ(0, result);
result = pthread_spin_destroy(&garbage_lock);
EXPECT_EQ(0, result);
}
}
TEST_CASE(spin_init_system_scope)
{
pthread_spinlock_t lock {};
auto result = pthread_spin_init(&lock, PTHREAD_SCOPE_SYSTEM);
EXPECT_EQ(0, result);
pthread_spinlock_t garbage_lock { 0x99999 };
result = pthread_spin_init(&garbage_lock, PTHREAD_SCOPE_PROCESS);
EXPECT_EQ(0, result);
}
TEST_CASE(spin_lock)
{
pthread_spinlock_t lock {};
auto result = pthread_spin_lock(&lock);
EXPECT_EQ(0, result);
// We should detect that this thread already holds this lock.
result = pthread_spin_lock(&lock);
EXPECT_EQ(EDEADLK, result);
}
TEST_CASE(spin_try_lock)
{
{
pthread_spinlock_t lock {};
auto result = pthread_spin_trylock(&lock);
EXPECT_EQ(0, result);
result = pthread_spin_unlock(&lock);
EXPECT_EQ(0, result);
}
{
pthread_spinlock_t lock {};
auto result = pthread_spin_trylock(&lock);
EXPECT_EQ(0, result);
// We should detect that this thread already holds the lock.
result = pthread_spin_trylock(&lock);
EXPECT_EQ(EBUSY, result);
}
}
static void lock_from_different_thread(pthread_spinlock_t* lock)
{
pthread_t thread_id {};
auto result = pthread_create(
&thread_id, nullptr, [](void* param) -> void* {
auto lock = (pthread_spinlock_t*)param;
pthread_spin_lock(lock);
return nullptr;
},
lock);
EXPECT_EQ(0, result);
result = pthread_join(thread_id, nullptr);
EXPECT_EQ(0, result);
}
TEST_CASE(spin_unlock)
{
{
pthread_spinlock_t lock {};
auto result = pthread_spin_lock(&lock);
EXPECT_EQ(0, result);
result = pthread_spin_unlock(&lock);
EXPECT_EQ(0, result);
}
{
pthread_spinlock_t lock {};
lock_from_different_thread(&lock);
auto result = pthread_spin_unlock(&lock);
EXPECT_EQ(EPERM, result);
}
}
TEST_CASE(spin_destroy)
{
{
pthread_spinlock_t lock {};
auto result = pthread_spin_lock(&lock);
EXPECT_EQ(0, result);
result = pthread_spin_destroy(&lock);
EXPECT_EQ(EBUSY, result);
result = pthread_spin_unlock(&lock);
EXPECT_EQ(0, result);
}
{
pthread_spinlock_t lock {};
lock_from_different_thread(&lock);
auto result = pthread_spin_destroy(&lock);
EXPECT_EQ(EBUSY, result);
}
}