gstreamer/libs/gst/check/gstcheck.h
2011-03-28 20:08:47 +02:00

428 lines
14 KiB
C

/* GStreamer
*
* Common code for GStreamer unittests
*
* Copyright (C) <2004> Thomas Vander Stichele <thomas at apestaart dot org>
* Copyright (C) <2008> Thijs Vermeir <thijsvermeir@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_CHECK_H__
#define __GST_CHECK_H__
#include <signal.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <gst/check/internal-check.h>
#include <gst/gst.h>
G_BEGIN_DECLS
GST_DEBUG_CATEGORY_EXTERN (check_debug);
#define GST_CAT_DEFAULT check_debug
/* logging function for tests
* a test uses g_message() to log a debug line
* a gst unit test can be run with GST_TEST_DEBUG env var set to see the
* messages
*/
extern gboolean _gst_check_threads_running;
extern gboolean _gst_check_raised_critical;
extern gboolean _gst_check_raised_warning;
extern gboolean _gst_check_expecting_log;
/* global variables used in test methods */
extern GList * buffers;
extern GMutex *check_mutex;
extern GCond *check_cond;
typedef struct
{
const char *name;
int size;
int abi_size;
}
GstCheckABIStruct;
void gst_check_init (int *argc, char **argv[]);
GstFlowReturn gst_check_chain_func (GstPad * pad, GstBuffer * buffer);
void gst_check_message_error (GstMessage * message, GstMessageType type,
GQuark domain, gint code);
GstElement *gst_check_setup_element (const gchar * factory);
void gst_check_teardown_element (GstElement * element);
GstPad *gst_check_setup_src_pad (GstElement * element,
GstStaticPadTemplate * tmpl, GstCaps * caps);
GstPad * gst_check_setup_src_pad_by_name (GstElement * element,
GstStaticPadTemplate * tmpl, const gchar *name);
GstPad * gst_check_setup_sink_pad_by_name (GstElement * element,
GstStaticPadTemplate * tmpl, const gchar *name);
void gst_check_teardown_pad_by_name (GstElement * element, const gchar *name);
void gst_check_teardown_src_pad (GstElement * element);
void gst_check_drop_buffers (void);
void gst_check_caps_equal (GstCaps * caps1, GstCaps * caps2);
void gst_check_buffer_data (GstBuffer * buffer, gconstpointer data, gsize size);
void gst_check_element_push_buffer_list (const gchar * element_name,
GList * buffer_in, GList * buffer_out, GstFlowReturn last_flow_return);
void gst_check_element_push_buffer (const gchar * element_name,
GstBuffer * buffer_in, GstBuffer * buffer_out);
GstPad *gst_check_setup_sink_pad (GstElement * element,
GstStaticPadTemplate * tmpl, GstCaps * caps);
void gst_check_teardown_sink_pad (GstElement * element);
void gst_check_abi_list (GstCheckABIStruct list[], gboolean have_abi_sizes);
gint gst_check_run_suite (Suite * suite, const gchar * name,
const gchar * fname);
#define fail_unless_message_error(msg, domain, code) \
gst_check_message_error (msg, GST_MESSAGE_ERROR, \
GST_ ## domain ## _ERROR, GST_ ## domain ## _ERROR_ ## code)
#define assert_message_error(m, d, c) fail_unless_message_error(m, d, c)
/**
* GST_START_TEST:
* @__testname: test function name
*
* wrapper for checks START_TEST
*/
/**
* GST_END_TEST:
*
* wrapper for checks END_TEST
*/
#define GST_START_TEST(__testname) \
static void __testname (int __i__)\
{\
GST_DEBUG ("test start"); \
tcase_fn_start (""# __testname, __FILE__, __LINE__);
#define GST_END_TEST GST_LOG ("cleaning up tasks"); \
gst_task_cleanup_all (); \
END_TEST
/* additional fail macros */
/**
* fail_unless_equals_int:
* @a: a #gint value or expression
* @b: a #gint value or expression
*
* This macro checks that @a and @b are equal and aborts if this is not the
* case, printing both expressions and the values they evaluated to. This
* macro is for use in unit tests.
*/
#define fail_unless_equals_int(a, b) \
G_STMT_START { \
int first = a; \
int second = b; \
fail_unless(first == second, \
"'" #a "' (%d) is not equal to '" #b"' (%d)", first, second); \
} G_STMT_END;
/**
* assert_equals_int:
* @a: a #gint value or expression
* @b: a #gint value or expression
*
* This macro checks that @a and @b are equal and aborts if this is not the
* case, printing both expressions and the values they evaluated to. This
* macro is for use in unit tests.
*/
#define assert_equals_int(a, b) fail_unless_equals_int(a, b)
/**
* fail_unless_equals_uint64:
* @a: a #guint64 value or expression
* @b: a #guint64 value or expression
*
* This macro checks that @a and @b are equal and aborts if this is not the
* case, printing both expressions and the values they evaluated to. This
* macro is for use in unit tests.
*/
#define fail_unless_equals_uint64(a, b) \
G_STMT_START { \
guint64 first = a; \
guint64 second = b; \
fail_unless(first == second, \
"'" #a "' (%" G_GUINT64_FORMAT ") is not equal to '" #b"' (%" \
G_GUINT64_FORMAT ")", first, second); \
} G_STMT_END;
/**
* assert_equals_uint64:
* @a: a #guint64 value or expression
* @b: a #guint64 value or expression
*
* This macro checks that @a and @b are equal and aborts if this is not the
* case, printing both expressions and the values they evaluated to. This
* macro is for use in unit tests.
*/
#define assert_equals_uint64(a, b) fail_unless_equals_uint64(a, b)
/**
* fail_unless_equals_string:
* @a: a string literal or expression
* @b: a string literal or expression
*
* This macro checks that @a and @b are equal (as per strcmp) and aborts if
* this is not the case, printing both expressions and the values they
* evaluated to. This macro is for use in unit tests.
*/
#define fail_unless_equals_string(a, b) \
G_STMT_START { \
const gchar * first = a; \
const gchar * second = b; \
fail_unless(g_strcmp0 (first, second) == 0, \
"'" #a "' (%s) is not equal to '" #b"' (%s)", first, second); \
} G_STMT_END;
/**
* assert_equals_string:
* @a: a string literal or expression
* @b: a string literal or expression
*
* This macro checks that @a and @b are equal (as per strcmp) and aborts if
* this is not the case, printing both expressions and the values they
* evaluated to. This macro is for use in unit tests.
*/
#define assert_equals_string(a, b) fail_unless_equals_string(a, b)
/**
* fail_unless_equals_float:
* @a: a #gdouble or #gfloat value or expression
* @b: a #gdouble or #gfloat value or expression
*
* This macro checks that @a and @b are (almost) equal and aborts if this
* is not the case, printing both expressions and the values they evaluated
* to. This macro is for use in unit tests.
*
* Since: 0.10.14
*/
#define fail_unless_equals_float(a, b) \
G_STMT_START { \
double first = a; \
double second = b; \
/* This will only work for 'normal' values and values around 0, \
* which should be good enough for our purposes here */ \
fail_unless(fabs (first - second) < 0.0000001, \
"'" #a "' (%g) is not equal to '" #b "' (%g)", first, second);\
} G_STMT_END;
/**
* assert_equals_float:
* @a: a #gdouble or #gfloat value or expression
* @b: a #gdouble or #gfloat value or expression
*
* This macro checks that @a and @b are (almost) equal and aborts if this
* is not the case, printing both expressions and the values they evaluated
* to. This macro is for use in unit tests.
*
* Since: 0.10.14
*/
#define assert_equals_float(a, b) fail_unless_equals_float(a, b)
/***
* thread test macros and variables
*/
extern GList *thread_list;
extern GMutex *mutex;
extern GCond *start_cond; /* used to notify main thread of thread startups */
extern GCond *sync_cond; /* used to synchronize all threads and main thread */
#define MAIN_START_THREADS(count, function, data) \
MAIN_INIT(); \
MAIN_START_THREAD_FUNCTIONS(count, function, data); \
MAIN_SYNCHRONIZE();
#define MAIN_INIT() \
G_STMT_START { \
_gst_check_threads_running = TRUE; \
\
if (mutex == NULL) { \
mutex = g_mutex_new (); \
start_cond = g_cond_new (); \
sync_cond = g_cond_new (); \
} \
} G_STMT_END;
#define MAIN_START_THREAD_FUNCTIONS(count, function, data) \
G_STMT_START { \
int i; \
for (i = 0; i < count; ++i) { \
MAIN_START_THREAD_FUNCTION (i, function, data); \
} \
} G_STMT_END;
#define MAIN_START_THREAD_FUNCTION(i, function, data) \
G_STMT_START { \
GThread *thread = NULL; \
GST_DEBUG ("MAIN: creating thread %d", i); \
g_mutex_lock (mutex); \
thread = g_thread_create ((GThreadFunc) function, data, \
TRUE, NULL); \
/* wait for thread to signal us that it's ready */ \
GST_DEBUG ("MAIN: waiting for thread %d", i); \
g_cond_wait (start_cond, mutex); \
g_mutex_unlock (mutex); \
\
thread_list = g_list_append (thread_list, thread); \
} G_STMT_END;
#define MAIN_SYNCHRONIZE() \
G_STMT_START { \
GST_DEBUG ("MAIN: synchronizing"); \
g_cond_broadcast (sync_cond); \
GST_DEBUG ("MAIN: synchronized"); \
} G_STMT_END;
#define MAIN_STOP_THREADS() \
G_STMT_START { \
_gst_check_threads_running = FALSE; \
\
/* join all threads */ \
GST_DEBUG ("MAIN: joining"); \
g_list_foreach (thread_list, (GFunc) g_thread_join, NULL); \
g_list_free (thread_list); \
thread_list = NULL; \
GST_DEBUG ("MAIN: joined"); \
} G_STMT_END;
#define THREAD_START() \
THREAD_STARTED(); \
THREAD_SYNCHRONIZE();
#define THREAD_STARTED() \
G_STMT_START { \
/* signal main thread that we started */ \
GST_DEBUG ("THREAD %p: started", g_thread_self ()); \
g_mutex_lock (mutex); \
g_cond_signal (start_cond); \
} G_STMT_END;
#define THREAD_SYNCHRONIZE() \
G_STMT_START { \
/* synchronize everyone */ \
GST_DEBUG ("THREAD %p: syncing", g_thread_self ()); \
g_cond_wait (sync_cond, mutex); \
GST_DEBUG ("THREAD %p: synced", g_thread_self ()); \
g_mutex_unlock (mutex); \
} G_STMT_END;
#define THREAD_SWITCH() \
G_STMT_START { \
/* a minimal sleep is a context switch */ \
g_usleep (1); \
} G_STMT_END;
#define THREAD_TEST_RUNNING() (_gst_check_threads_running == TRUE)
/* additional assertions */
#define ASSERT_CRITICAL(code) \
G_STMT_START { \
_gst_check_expecting_log = TRUE; \
_gst_check_raised_critical = FALSE; \
code; \
_fail_unless (_gst_check_raised_critical, __FILE__, __LINE__, \
"Expected g_critical, got nothing", NULL); \
_gst_check_expecting_log = FALSE; \
} G_STMT_END
#define ASSERT_WARNING(code) \
G_STMT_START { \
_gst_check_expecting_log = TRUE; \
_gst_check_raised_warning = FALSE; \
code; \
_fail_unless (_gst_check_raised_warning, __FILE__, __LINE__, \
"Expected g_warning, got nothing", NULL); \
_gst_check_expecting_log = FALSE; \
} G_STMT_END
#define ASSERT_OBJECT_REFCOUNT(object, name, value) \
G_STMT_START { \
int rc; \
rc = GST_OBJECT_REFCOUNT_VALUE (object); \
fail_unless (rc == value, \
"%s (%p) refcount is %d instead of %d", \
name, object, rc, value); \
} G_STMT_END
#define ASSERT_OBJECT_REFCOUNT_BETWEEN(object, name, lower, upper) \
G_STMT_START { \
int rc = GST_OBJECT_REFCOUNT_VALUE (object); \
int lo = lower; \
int hi = upper; \
\
fail_unless (rc >= lo, \
"%s (%p) refcount %d is smaller than %d", \
name, object, rc, lo); \
fail_unless (rc <= hi, \
"%s (%p) refcount %d is bigger than %d", \
name, object, rc, hi); \
} G_STMT_END
#define ASSERT_CAPS_REFCOUNT(caps, name, value) \
ASSERT_MINI_OBJECT_REFCOUNT(caps, name, value)
#define ASSERT_BUFFER_REFCOUNT(buffer, name, value) \
ASSERT_MINI_OBJECT_REFCOUNT(buffer, name, value)
#define ASSERT_MINI_OBJECT_REFCOUNT(caps, name, value) \
G_STMT_START { \
int rc; \
rc = GST_MINI_OBJECT_REFCOUNT_VALUE (caps); \
fail_unless (rc == value, \
name " refcount is %d instead of %d", rc, value);\
} G_STMT_END
#define ASSERT_SET_STATE(element, state, ret) \
fail_unless (gst_element_set_state (element, \
state) == ret, \
"could not change state to " #state);
#define GST_CHECK_MAIN(name) \
int main (int argc, char **argv) \
{ \
Suite *s; \
gst_check_init (&argc, &argv); \
s = name ## _suite (); \
return gst_check_run_suite (s, # name, __FILE__); \
}
/* Hack to allow run-time selection of unit tests to run via the
* GST_CHECKS environment variable (test function names, comma-separated) */
gboolean _gst_check_run_test_func (const gchar * func_name);
static inline void
__gst_tcase_add_test (TCase * tc, TFun tf, const char * fname, int signal,
int allowed_exit_value, int start, int end)
{
if (_gst_check_run_test_func (fname)) {
_tcase_add_test (tc, tf, fname, signal, allowed_exit_value, start, end);
}
}
#define _tcase_add_test __gst_tcase_add_test
G_END_DECLS
#endif /* __GST_CHECK_H__ */