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/*
* Copyright 1999-2006 University of Chicago
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file timedwait_test.c
* @brief globus_cond_timedwait() tests
*/
#include "globus_common.h"
#include "globus_test_tap.h"
static globus_mutex_t mutex;
static globus_cond_t cond;
static volatile globus_bool_t done;
static
void
wait_func(int timeout,
globus_bool_t * signalled,
globus_bool_t * timedout);
static
void
wakeup_func(
void * arg)
{
globus_mutex_lock(&mutex);
done = GLOBUS_TRUE;
globus_cond_signal(&cond);
globus_mutex_unlock(&mutex);
}
/**
* @brief Tests for globus_cond_timedwait
*/
int
timedwait_test(void)
{
int i;
int successful_tests=0;
globus_reltime_t delay_time;
/* Test definitions:
* time when signal function should be called,
* timeout for globus_cond_timedwait()
*/
struct test
{
int signal_time;
int timeout_time;
const char *name;
};
struct test tests[] =
{
/**
* @test
* Call globus_cond_signal() before globus_cond_timedwait() timeout
*/
{ 1, 5, "signal_before_timeout" },
/**
* @test
* Call globus_cond_signal() after globus_cond_timedwait() timeout
*/
{ 5, 1, "timeout_before_signal" },
/**
* @test
* Call globus_cond_signal() before calling globus_cond_timedwait()
*/
{ 5, -1, "timeout_before_cond_wait_called" }
};
globus_module_activate(GLOBUS_COMMON_MODULE);
globus_mutex_init(&mutex, GLOBUS_NULL);
globus_cond_init(&cond, GLOBUS_NULL);
printf("1..3\n");
for (i = 0; i < 3; i++)
{
globus_bool_t signalled = GLOBUS_FALSE;
globus_bool_t timedout = GLOBUS_FALSE;
fprintf(stderr, "Test %d: Signal at %d, timeout at %d\n",
i+1,
tests[i].signal_time,
tests[i].timeout_time);
done = GLOBUS_FALSE;
GlobusTimeReltimeSet(delay_time, tests[i].signal_time, 0);
globus_callback_register_oneshot(GLOBUS_NULL,
&delay_time,
wakeup_func,
GLOBUS_NULL);
wait_func(tests[i].timeout_time,
&signalled,
&timedout);
ok((((tests[i].signal_time < tests[i].timeout_time) && signalled) ||
((tests[i].signal_time > tests[i].timeout_time) && !signalled)),
tests[i].name);
}
globus_module_deactivate(GLOBUS_COMMON_MODULE);
return TEST_EXIT_CODE;
}
int main(int argc, char *argv[])
{
return timedwait_test();
}
static
void
wait_func(int delta,
int * signalled,
int * timedout)
{
int save_errno = 0;
globus_abstime_t timeout;
globus_mutex_lock(&mutex);
/* Absolute timeout */
timeout.tv_sec = time(GLOBUS_NULL) + delta;
timeout.tv_nsec = 0;
while(!done)
{
save_errno = globus_cond_timedwait(&cond,
&mutex,
&timeout);
if(save_errno == ETIMEDOUT)
{
/* time-out occurred */
*timedout = GLOBUS_TRUE;
break;
}
}
*signalled = done;
globus_mutex_unlock(&mutex);
}
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