newlib-cygwin/winsup/testsuite/winsup.api/pthread/priority2.c

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* winsup.api/pthread/: New directory. Ports of pthread functionality tests ported from pthreads-win32 project. * winsup.api/pthread/test.h: Commmon declaraions for pthread tests. * winsup.api/pthread/cleanup2.c: New test. * winsup.api/pthread/cleanup3.c: Ditto. * winsup.api/pthread/condvar1.c: Ditto. * winsup.api/pthread/condvar2.c: Ditto. * winsup.api/pthread/condvar2_1.c: Ditto. * winsup.api/pthread/condvar3.c: Ditto. * winsup.api/pthread/condvar3_1.c: Ditto. * winsup.api/pthread/condvar3_2.c: Ditto. * winsup.api/pthread/condvar3_3.c: Ditto. * winsup.api/pthread/condvar4.c: Ditto. * winsup.api/pthread/condvar5.c: Ditto. * winsup.api/pthread/condvar6.c: Ditto. * winsup.api/pthread/condvar8.c: Ditto. * winsup.api/pthread/count1.c: Ditto. * winsup.api/pthread/create1.c: Ditto. * winsup.api/pthread/create2.c: Ditto. * winsup.api/pthread/equal1.c: Ditto. * winsup.api/pthread/exit1.c: Ditto. * winsup.api/pthread/exit2.c: Ditto. * winsup.api/pthread/exit3.c: Ditto. * winsup.api/pthread/inherit1.c: Ditto. * winsup.api/pthread/join0.c: Ditto. * winsup.api/pthread/join1.c: Ditto. * winsup.api/pthread/join2.c: Ditto. * winsup.api/pthread/mutex1.c: Ditto. * winsup.api/pthread/mutex1r.c: Ditto. * winsup.api/pthread/mutex2.c: Ditto. * winsup.api/pthread/mutex3.c: Ditto. * winsup.api/pthread/mutex6r.c: Ditto. * winsup.api/pthread/once1.c: Ditto. * winsup.api/pthread/priority1.c: Ditto. * winsup.api/pthread/priority2.c: Ditto. * winsup.api/pthread/self1.c: Ditto. * winsup.api/pthread/self2.c: Ditto. * winsup.api/pthread/tsd1.c: Ditto.
2001-11-15 19:19:48 +08:00
/*
* File: priority2.c
*
* Test Synopsis:
* - Test thread priority setting after creation.
*
* Test Method (Validation or Falsification):
* -
*
* Requirements Tested:
* -
*
* Features Tested:
* -
*
* Cases Tested:
* -
*
* Description:
* -
*
* Environment:
* -
*
* Input:
* - None.
*
* Output:
* - File name, Line number, and failed expression on failure.
* - No output on success.
*
* Assumptions:
* -
*
* Pass Criteria:
* - Process returns zero exit status.
*
* Fail Criteria:
* - Process returns non-zero exit status.
*/
#include "test.h"
pthread_mutex_t startMx = PTHREAD_MUTEX_INITIALIZER;
void * func(void * arg)
{
int policy;
struct sched_param param;
assert(pthread_mutex_lock(&startMx) == 0);
assert(pthread_getschedparam(pthread_self(), &policy, &param) == 0);
assert(pthread_mutex_unlock(&startMx) == 0);
assert(policy == SCHED_OTHER);
return (void *) param.sched_priority;
}
int
main()
{
pthread_t t;
void * result = NULL;
struct sched_param param;
int maxPrio = sched_get_priority_max(SCHED_OTHER);
int minPrio = sched_get_priority_min(SCHED_OTHER);
for (param.sched_priority = minPrio;
param.sched_priority <= maxPrio;
param.sched_priority++)
{
assert(pthread_mutex_lock(&startMx) == 0);
assert(pthread_create(&t, NULL, func, NULL) == 0);
assert(pthread_setschedparam(t, SCHED_OTHER, &param) == 0);
assert(pthread_mutex_unlock(&startMx) == 0);
pthread_join(t, &result);
assert((int) result == param.sched_priority);
}
return 0;
}