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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-08-12 flybreak the first version
*
* case 1:rt_signal_install, install all available signal
* case 2:rt_signal_install, install illegal signal
* case 3:rt_signal_mask/unmask, one thread self, install and unmask, then kill, should received.
* case 4:rt_signal_mask/unmask, one thread self, install and unmask and mask, then kill, should can't received.
* case 5:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: kill, should received.
* case 6:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: sleep 2s then kill, should can't received.
* case 7:rt_signal_kill, kill legal thread, return 0;
* case 8:rt_signal_kill, kill illegal thread, return failed (unused);
* case 9:rt_signal_kill, kill illegal signo, return -RT_EINVAL;
*
*/
#include <rtthread.h>
#include "utest.h"
static volatile int recive_sig = 0;
static struct rt_semaphore _received_signal;
void sig_handle_default(int signo)
{
recive_sig = signo;
}
static void rt_signal_install_test(void)
{
int signo;
rt_sighandler_t result;
/* case 1:rt_signal_install, install all available signal. */
for (signo = 0; signo < RT_SIG_MAX; signo++)
{
result = rt_signal_install(signo, sig_handle_default);
uassert_true(result != SIG_ERR);
}
/* case 2:rt_signal_install, install illegal signal. */
result = rt_signal_install(signo, sig_handle_default);
uassert_true(result == SIG_ERR);
return;
}
static void rt_signal_mask_test(void)
{
int signo;
rt_sighandler_t result;
/* case 3:rt_signal_mask/unmask, one thread self, install and unmask, then kill, should received. */
for (signo = 0; signo < RT_SIG_MAX; signo++)
{
recive_sig = -1;
result = rt_signal_install(signo, sig_handle_default);
uassert_true(result != SIG_ERR);
rt_signal_unmask(signo);
uassert_int_equal(rt_thread_kill(rt_thread_self(), signo), RT_EOK);
rt_thread_mdelay(1);
uassert_int_equal(recive_sig, signo);
}
return;
}
static void rt_signal_unmask_test(void)
{
int signo;
rt_sighandler_t result;
/* case 4:rt_signal_mask/unmask, one thread self, install and unmask and mask, then kill, should can't received. */
for (signo = 0; signo < RT_SIG_MAX; signo++)
{
recive_sig = -1;
result = rt_signal_install(signo, sig_handle_default);
uassert_true(result != SIG_ERR);
rt_signal_unmask(signo);
rt_signal_mask(signo);
uassert_int_equal(rt_thread_kill(rt_thread_self(), signo), RT_EOK);
rt_thread_mdelay(1);
uassert_int_not_equal(recive_sig, signo);
}
return;
}
static void rt_signal_kill_test(void)
{
int signo;
rt_sighandler_t result;
/* case 7:rt_signal_kill, kill legal thread, return 0; */
for (signo = 0; signo < RT_SIG_MAX; signo++)
{
recive_sig = -1;
result = rt_signal_install(signo, sig_handle_default);
uassert_true(result != SIG_ERR);
rt_signal_unmask(signo);
uassert_int_equal(rt_thread_kill(rt_thread_self(), signo), RT_EOK);
rt_thread_mdelay(1);
uassert_int_equal(recive_sig, signo);
}
/* case 8:rt_signal_kill, kill illegal thread, return failed; */
// uassert_true(rt_thread_kill((rt_thread_t)-1, signo) == -RT_ERROR);
/* case 9:rt_signal_kill, kill illegal signo, return -RT_EINVAL; */
uassert_true(rt_thread_kill(rt_thread_self(), -1) == -RT_EINVAL);
return;
}
void rt_signal_wait_thread(void *parm)
{
sigset_t selectset;
siginfo_t recive_si;
rt_signal_install(SIGUSR1, sig_handle_default);
rt_signal_unmask(SIGUSR1);
(void)sigemptyset(&selectset);
(void)sigaddset(&selectset, SIGUSR1);
/* case 5:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: kill, should received. */
if (rt_signal_wait((void *)&selectset, &recive_si, RT_TICK_PER_SECOND) != RT_EOK)
{
return;
}
recive_sig = recive_si.si_signo;
LOG_I("received signal %d", recive_sig);
rt_sem_release(&_received_signal);
}
static void rt_signal_wait_test(void)
{
rt_thread_t t1;
recive_sig = -1;
t1 = rt_thread_create("sig_t1", rt_signal_wait_thread, 0, 4096, 14, 10);
if (t1)
{
rt_thread_startup(t1);
}
rt_thread_mdelay(1);
/* case 5:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: kill, should received. */
uassert_int_equal(rt_thread_kill(t1, SIGUSR1), RT_EOK);
rt_sem_take(&_received_signal, RT_WAITING_FOREVER);
uassert_int_equal(recive_sig, SIGUSR1);
return;
}
static void rt_signal_wait_test2(void)
{
rt_thread_t t1;
recive_sig = -1;
t1 = rt_thread_create("sig_t1", rt_signal_wait_thread, 0, 4096, 14, 10);
if (t1)
{
rt_thread_startup(t1);
}
/* case 6:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: sleep 2s then kill, should can't received. */
rt_thread_mdelay(2000);
uassert_int_equal(rt_thread_kill(t1, SIGUSR1), RT_EOK);
uassert_int_not_equal(
rt_sem_take(&_received_signal, 1),
RT_EOK);
uassert_int_not_equal(recive_sig, SIGUSR1);
return;
}
static rt_err_t utest_tc_init(void)
{
rt_sem_init(&_received_signal, "utest", 0, RT_IPC_FLAG_PRIO);
return RT_EOK;
}
static rt_err_t utest_tc_cleanup(void)
{
rt_sem_detach(&_received_signal);
return RT_EOK;
}
static void testcase(void)
{
#ifdef RT_USING_HEAP
UTEST_UNIT_RUN(rt_signal_install_test);
UTEST_UNIT_RUN(rt_signal_mask_test);
UTEST_UNIT_RUN(rt_signal_unmask_test);
UTEST_UNIT_RUN(rt_signal_kill_test);
UTEST_UNIT_RUN(rt_signal_wait_test);
UTEST_UNIT_RUN(rt_signal_wait_test2);
#endif /* RT_USING_HEAP */
}
UTEST_TC_EXPORT(testcase, "core.signal", utest_tc_init, utest_tc_cleanup, 1000);
/*********************** end of file ****************************/
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