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Diffstat (limited to 'tests/priority2.c')
-rw-r--r-- | tests/priority2.c | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/tests/priority2.c b/tests/priority2.c new file mode 100644 index 0000000..4dcf385 --- /dev/null +++ b/tests/priority2.c @@ -0,0 +1,80 @@ +/* + * 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, ¶m) == 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, ¶m) == 0); + assert(pthread_mutex_unlock(&startMx) == 0); + pthread_join(t, &result); + assert((int) result == param.sched_priority); + } + + return 0; +} |