kernel_liteos_a/testsuites/unittest/signal/full/signal_test_026.cpp

105 lines
3.5 KiB
C++

/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. 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.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* 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 "it_test_signal.h"
#include "signal.h"
#define INVALID_SIG 1000
static void SigPrint(int signum)
{
printf("Signal Triggered\n");
}
static UINT32 TestCase(VOID)
{
int ret, sig;
struct itimerval newValue, oldValue;
siginfo_t info;
sigset_t newset;
struct timespec timeout;
timeout.tv_nsec = 0;
timeout.tv_sec = 1;
int fpid, status;
fpid = fork();
if (fpid == 0) {
(void)signal(SIGCHLD, SigPrint);
sigemptyset(&newset);
sigaddset(&newset, SIGCHLD);
ret = sigtimedwait(&newset, &info, &timeout);
if (ret != -1) {
exit(ret);
}
if (errno != EAGAIN) {
exit(errno);
}
printf("---------------\n");
sigemptyset(&newset);
sigaddset(&newset, SIGCHLD);
timeout.tv_nsec = 1;
timeout.tv_sec = -1;
ret = sigtimedwait(&newset, &info, &timeout);
printf("ret = %d errno = %d EINVAL = %d\n", ret, errno, EINVAL);
if (ret != -1) {
exit(ret);
}
if (errno != EINVAL) {
exit(errno);
}
sigemptyset(&newset);
sigaddset(&newset, SIGCHLD);
timeout.tv_nsec = 1;
timeout.tv_sec = 3; // 3, set the sec of timeout.
ret = sigtimedwait(&newset, (siginfo_t *)2, &timeout); // 2, wait for signal num
printf("ret = %d errno = %d EFAULT = %d\n", ret, errno, EFAULT);
if (ret != -1) {
exit(ret);
}
if (errno != EFAULT) {
exit(errno);
}
exit(0);
}
sleep(2); // 2, sleep 10 second.
kill(fpid, SIGCHLD);
ret = waitpid(fpid, &status, 0);
ICUNIT_ASSERT_EQUAL(ret, fpid, ret);
ICUNIT_ASSERT_EQUAL(WEXITSTATUS(status), 0, WEXITSTATUS(status));
return LOS_OK;
}
void ItPosixSignal026(void)
{
TEST_ADD_CASE(__FUNCTION__, TestCase, TEST_POSIX, TEST_SIGNAL, TEST_LEVEL0, TEST_FUNCTION);
}