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/*
* Copyright (C) 2008 - 2011 Vivien Malerba <malerba@gnome-db.org>
* Copyright (C) 2011 Murray Cumming <murrayc@murrayc.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include <libgda/libgda.h>
#include <string.h>
#include <unistd.h>
#define NTHREADS 3
#define DEBUG_PRINT
#undef DEBUG_PRINT
/*
* tests
*/
typedef gboolean (*TestFunc) (GError **);
static gboolean test1 (GError **error);
static gboolean test2 (GError **error);
static gboolean test3 (GError **error);
TestFunc tests[] = {
test1,
test2,
test3
};
int
main (int argc, char** argv)
{
#if GLIB_CHECK_VERSION(2,36,0)
#else
g_type_init ();
#endif
gda_init ();
gint failures = 0;
gint j, ntests = 0;;
for (j = 0; j < 10; j++) {
guint i;
for (i = 0; i < sizeof (tests) / sizeof (TestFunc); i++) {
GError *error = NULL;
if (! tests[i] (&error)) {
g_print ("Test %d failed: %s\n", i+1,
error && error->message ? error->message : "No detail");
if (error)
g_error_free (error);
failures ++;
}
ntests ++;
}
}
g_print ("TESTS COUNT: %d\n", ntests);
g_print ("FAILURES: %d\n", failures);
return failures != 0 ? 1 : 0;
}
typedef struct {
GThread *thread;
gint th_id;
gboolean finished;
GdaMutex *mutex;
} ThData;
static gboolean
test_multiple_threads (GThreadFunc func, GError **error)
{
GdaMutex *mutex;
ThData data[NTHREADS];
gint i;
mutex = gda_mutex_new ();
for (i = 0; i < NTHREADS; i++) {
ThData *d = &(data[i]);
d->th_id = i;
d->mutex = mutex;
d->finished = FALSE;
}
for (i = 0; i < NTHREADS; i++) {
ThData *d = &(data[i]);
#ifdef DEBUG_PRINT
g_print ("Running thread %d\n", d->th_id);
#endif
d->thread = g_thread_create (func, d, TRUE, NULL);
}
/* wait a bit */
usleep (100000);
for (i = 0; i < NTHREADS; i++) {
ThData *d = &(data[i]);
if (!d->finished) {
/* there are some threads locked somethere */
exit (EXIT_FAILURE);
}
else
g_thread_join (d->thread);
}
gda_mutex_free (mutex);
return TRUE;
}
/*
* Creation and destruction test
*/
static gboolean
test1 (GError **error)
{
GdaMutex *mutex;
mutex = gda_mutex_new ();
gda_mutex_free (mutex);
return TRUE;
}
/*
* Twice locking
*/
gpointer
test2_start_thread (ThData *data)
{
gda_mutex_lock (data->mutex);
#ifdef DEBUG_PRINT
g_print ("Mutex locked for %d\n", data->th_id);
#endif
g_thread_yield ();
gda_mutex_lock (data->mutex);
#ifdef DEBUG_PRINT
g_print ("Mutex re-locked for %d\n", data->th_id);
#endif
gda_mutex_unlock (data->mutex);
#ifdef DEBUG_PRINT
g_print ("Mutex unlocked for %d\n", data->th_id);
g_print ("Mutex unlocked for %d\n", data->th_id);
#endif
gda_mutex_unlock (data->mutex);
data->finished = TRUE;
return NULL;
}
static gboolean
test2 (GError **error)
{
return test_multiple_threads ((GThreadFunc) test2_start_thread, error);
}
/*
* Try lock
*/
gpointer
test3_start_thread (ThData *data)
{
gboolean tried = FALSE;
while (!tried) {
tried = gda_mutex_trylock (data->mutex);
#ifdef DEBUG_PRINT
g_print ("TRY for %d: %s\n", data->th_id, tried ? "got it" : "no luck");
#endif
g_thread_yield ();
}
#ifdef DEBUG_PRINT
g_print ("Mutex locked for %d\n", data->th_id);
#endif
g_thread_yield ();
gda_mutex_lock (data->mutex);
#ifdef DEBUG_PRINT
g_print ("Mutex re-locked for %d\n", data->th_id);
#endif
gda_mutex_unlock (data->mutex);
#ifdef DEBUG_PRINT
g_print ("Mutex unlocked for %d\n", data->th_id);
g_print ("Mutex unlocked for %d\n", data->th_id);
#endif
gda_mutex_unlock (data->mutex);
data->finished = TRUE;
return NULL;
}
static gboolean
test3 (GError **error)
{
return test_multiple_threads ((GThreadFunc) test3_start_thread, error);
}
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