gstreamer/libs/gst/check/gstcheck.c
Wim Taymans ba6b915651 base: avoid using buffer caps
Comment all code using buffer caps.
Rework capsfilter code a little.
Fix some unit tests
2011-05-08 12:46:17 +02:00

655 lines
20 KiB
C

/* GStreamer
*
* Common code for GStreamer unittests
*
* Copyright (C) 2004,2006 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.
*/
/**
* SECTION:gstcheck
* @short_description: Common code for GStreamer unit tests
*
* These macros and functions are for internal use of the unit tests found
* inside the 'check' directories of various GStreamer packages.
*/
#include "gstcheck.h"
GST_DEBUG_CATEGORY (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
*/
gboolean _gst_check_threads_running = FALSE;
GList *thread_list = NULL;
GMutex *mutex;
GCond *start_cond; /* used to notify main thread of thread startups */
GCond *sync_cond; /* used to synchronize all threads and main thread */
GList *buffers = NULL;
GMutex *check_mutex = NULL;
GCond *check_cond = NULL;
/* FIXME 0.11: shouldn't _gst_check_debug be static? Not used anywhere */
gboolean _gst_check_debug = FALSE;
gboolean _gst_check_raised_critical = FALSE;
gboolean _gst_check_raised_warning = FALSE;
gboolean _gst_check_expecting_log = FALSE;
static void gst_check_log_message_func
(const gchar * log_domain, GLogLevelFlags log_level,
const gchar * message, gpointer user_data)
{
if (_gst_check_debug) {
g_print ("%s", message);
}
}
static void gst_check_log_critical_func
(const gchar * log_domain, GLogLevelFlags log_level,
const gchar * message, gpointer user_data)
{
if (!_gst_check_expecting_log) {
g_print ("\n\nUnexpected critical/warning: %s\n", message);
fail ("Unexpected critical/warning: %s", message);
}
if (_gst_check_debug) {
g_print ("\nExpected critical/warning: %s\n", message);
}
if (log_level & G_LOG_LEVEL_CRITICAL)
_gst_check_raised_critical = TRUE;
if (log_level & G_LOG_LEVEL_WARNING)
_gst_check_raised_warning = TRUE;
}
static gint
sort_plugins (GstPlugin * a, GstPlugin * b)
{
int ret;
ret = strcmp (gst_plugin_get_source (a), gst_plugin_get_source (b));
if (ret == 0)
ret = strcmp (gst_plugin_get_name (a), gst_plugin_get_name (b));
return ret;
}
static void
print_plugins (void)
{
GList *plugins, *l;
plugins = gst_default_registry_get_plugin_list ();
plugins = g_list_sort (plugins, (GCompareFunc) sort_plugins);
for (l = plugins; l != NULL; l = l->next) {
GstPlugin *plugin = GST_PLUGIN (l->data);
if (strcmp (gst_plugin_get_source (plugin), "BLACKLIST") != 0) {
GST_LOG ("%20s@%s", gst_plugin_get_name (plugin),
GST_STR_NULL (gst_plugin_get_filename (plugin)));
}
}
gst_plugin_list_free (plugins);
}
/* initialize GStreamer testing */
void
gst_check_init (int *argc, char **argv[])
{
gst_init (argc, argv);
GST_DEBUG_CATEGORY_INIT (check_debug, "check", 0, "check regression tests");
if (g_getenv ("GST_TEST_DEBUG"))
_gst_check_debug = TRUE;
g_log_set_handler (NULL, G_LOG_LEVEL_MESSAGE, gst_check_log_message_func,
NULL);
g_log_set_handler (NULL, G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING,
gst_check_log_critical_func, NULL);
g_log_set_handler ("GStreamer", G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING,
gst_check_log_critical_func, NULL);
g_log_set_handler ("GLib-GObject", G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING,
gst_check_log_critical_func, NULL);
g_log_set_handler ("Gst-Phonon", G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING,
gst_check_log_critical_func, NULL);
print_plugins ();
check_cond = g_cond_new ();
check_mutex = g_mutex_new ();
}
/* message checking */
void
gst_check_message_error (GstMessage * message, GstMessageType type,
GQuark domain, gint code)
{
GError *error;
gchar *debug;
fail_unless (GST_MESSAGE_TYPE (message) == type,
"message is of type %s instead of expected type %s",
gst_message_type_get_name (GST_MESSAGE_TYPE (message)),
gst_message_type_get_name (type));
gst_message_parse_error (message, &error, &debug);
fail_unless_equals_int (error->domain, domain);
fail_unless_equals_int (error->code, code);
g_error_free (error);
g_free (debug);
}
/* helper functions */
GstFlowReturn
gst_check_chain_func (GstPad * pad, GstBuffer * buffer)
{
GST_DEBUG ("chain_func: received buffer %p", buffer);
buffers = g_list_append (buffers, buffer);
g_mutex_lock (check_mutex);
g_cond_signal (check_cond);
g_mutex_unlock (check_mutex);
return GST_FLOW_OK;
}
/* setup an element for a filter test with mysrcpad and mysinkpad */
GstElement *
gst_check_setup_element (const gchar * factory)
{
GstElement *element;
GST_DEBUG ("setup_element");
element = gst_element_factory_make (factory, factory);
fail_if (element == NULL, "Could not create a '%s' element", factory);
ASSERT_OBJECT_REFCOUNT (element, factory, 1);
return element;
}
void
gst_check_teardown_element (GstElement * element)
{
GST_DEBUG ("teardown_element");
fail_unless (gst_element_set_state (element, GST_STATE_NULL) ==
GST_STATE_CHANGE_SUCCESS, "could not set to null");
ASSERT_OBJECT_REFCOUNT (element, "element", 1);
gst_object_unref (element);
}
/* FIXME: set_caps isn't that useful
*/
GstPad *
gst_check_setup_src_pad (GstElement * element,
GstStaticPadTemplate * tmpl, GstCaps * caps)
{
GstPad *srcpad;
srcpad = gst_check_setup_src_pad_by_name (element, tmpl, "sink");
if (caps)
fail_unless (gst_pad_set_caps (srcpad, caps), "could not set caps on pad");
return srcpad;
}
GstPad *
gst_check_setup_src_pad_by_name (GstElement * element,
GstStaticPadTemplate * tmpl, const gchar * name)
{
GstPad *srcpad, *sinkpad;
/* sending pad */
srcpad = gst_pad_new_from_static_template (tmpl, "src");
GST_DEBUG_OBJECT (element, "setting up sending pad %p", srcpad);
fail_if (srcpad == NULL, "Could not create a srcpad");
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 1);
sinkpad = gst_element_get_static_pad (element, name);
if (sinkpad == NULL)
sinkpad = gst_element_get_request_pad (element, name);
fail_if (sinkpad == NULL, "Could not get sink pad from %s",
GST_ELEMENT_NAME (element));
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK,
"Could not link source and %s sink pads", GST_ELEMENT_NAME (element));
gst_object_unref (sinkpad); /* because we got it higher up */
ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 1);
return srcpad;
}
void
gst_check_teardown_pad_by_name (GstElement * element, const gchar * name)
{
GstPad *pad_peer, *pad_element;
/* clean up floating src pad */
pad_element = gst_element_get_static_pad (element, name);
/* We don't check the refcount here since there *might* be
* a pad cache holding an extra reference on pad_element.
* To get to a state where no pad cache will exist,
* we first unlink that pad. */
pad_peer = gst_pad_get_peer (pad_element);
if (pad_peer) {
if (gst_pad_get_direction (pad_element) == GST_PAD_SINK)
gst_pad_unlink (pad_peer, pad_element);
else
gst_pad_unlink (pad_element, pad_peer);
}
/* pad refs held by both creator and this function (through _get) */
ASSERT_OBJECT_REFCOUNT (pad_element, "element pad_element", 2);
gst_object_unref (pad_element);
/* one more ref is held by element itself */
if (pad_peer) {
/* pad refs held by both creator and this function (through _get_peer) */
ASSERT_OBJECT_REFCOUNT (pad_peer, "check pad_peer", 2);
gst_object_unref (pad_peer);
gst_object_unref (pad_peer);
}
}
void
gst_check_teardown_src_pad (GstElement * element)
{
gst_check_teardown_pad_by_name (element, "sink");
}
/* FIXME: set_caps isn't that useful; might want to check if fixed,
* then use set_use_fixed or somesuch */
GstPad *
gst_check_setup_sink_pad (GstElement * element, GstStaticPadTemplate * tmpl,
GstCaps * caps)
{
GstPad *sinkpad;
sinkpad = gst_check_setup_sink_pad_by_name (element, tmpl, "src");
if (caps)
fail_unless (gst_pad_set_caps (sinkpad, caps), "Could not set pad caps");
return sinkpad;
}
GstPad *
gst_check_setup_sink_pad_by_name (GstElement * element,
GstStaticPadTemplate * tmpl, const gchar * name)
{
GstPad *srcpad, *sinkpad;
/* receiving pad */
sinkpad = gst_pad_new_from_static_template (tmpl, "sink");
GST_DEBUG_OBJECT (element, "setting up receiving pad %p", sinkpad);
fail_if (sinkpad == NULL, "Could not create a sinkpad");
srcpad = gst_element_get_static_pad (element, name);
if (srcpad == NULL)
srcpad = gst_element_get_request_pad (element, name);
fail_if (srcpad == NULL, "Could not get source pad from %s",
GST_ELEMENT_NAME (element));
gst_pad_set_chain_function (sinkpad, gst_check_chain_func);
GST_DEBUG_OBJECT (element, "Linking element src pad and receiving sink pad");
fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK,
"Could not link %s source and sink pads", GST_ELEMENT_NAME (element));
gst_object_unref (srcpad); /* because we got it higher up */
ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 1);
GST_DEBUG_OBJECT (element, "set up srcpad, refcount is 1");
return sinkpad;
}
void
gst_check_teardown_sink_pad (GstElement * element)
{
gst_check_teardown_pad_by_name (element, "src");
}
/**
* gst_check_drop_buffers:
*
* Unref and remove all buffers that are in the global @buffers GList,
* emptying the list.
*
* Since: 0.10.18
*/
void
gst_check_drop_buffers (void)
{
while (buffers != NULL) {
gst_buffer_unref (GST_BUFFER (buffers->data));
buffers = g_list_delete_link (buffers, buffers);
}
}
/**
* gst_check_caps_equal:
* @caps1: first caps to compare
* @caps2: second caps to compare
*
* Compare two caps with gst_caps_is_equal and fail unless they are
* equal.
*
* Since: 0.10.18
*/
void
gst_check_caps_equal (GstCaps * caps1, GstCaps * caps2)
{
gchar *name1 = gst_caps_to_string (caps1);
gchar *name2 = gst_caps_to_string (caps2);
fail_unless (gst_caps_is_equal (caps1, caps2),
"caps ('%s') is not equal to caps ('%s')", name1, name2);
g_free (name1);
g_free (name2);
}
/**
* gst_check_buffer_data:
* @buffer: buffer to compare
* @data: data to compare to
* @size: size of data to compare
*
* Compare the buffer contents with @data and @size.
*/
void
gst_check_buffer_data (GstBuffer * buffer, gconstpointer data, gsize size)
{
guint8 *bdata;
gsize bsize;
bdata = gst_buffer_map (buffer, &bsize, NULL, GST_MAP_READ);
fail_unless (memcmp (bdata, data, size) == 0, "buffer contents not equal");
gst_buffer_unmap (buffer, bdata, bsize);
}
/**
* gst_check_element_push_buffer_list:
* @element_name: name of the element that needs to be created
* @buffer_in: a list of buffers that needs to be puched to the element
* @buffer_out: a list of buffers that we expect from the element
* @last_flow_return: the last buffer push needs to give this GstFlowReturn
*
* Create an @element with the factory with the name and push the buffers in
* @buffer_in to this element. The element should create the buffers equal to
* the buffers in @buffer_out. We only check the caps, size and the data of the
* buffers. This function unrefs the buffers in the two lists.
* The last_flow_return parameter indicates the expected flow return value from
* pushing the final buffer in the list.
* This can be used to set up a test which pushes some buffers and then an
* invalid buffer, when the final buffer is expected to fail, for example.
*
* Since: 0.10.18
*/
/* FIXME 0.11: rename this function now that there's GstBufferList? */
void
gst_check_element_push_buffer_list (const gchar * element_name,
GList * buffer_in, GList * buffer_out, GstFlowReturn last_flow_return)
{
#if 0
GstCaps *sink_caps;
GstCaps *src_caps = NULL;
#endif
GstElement *element;
GstPad *pad_peer;
GstPad *sink_pad = NULL;
GstPad *src_pad;
GstBuffer *buffer;
/* check that there are no buffers waiting */
gst_check_drop_buffers ();
/* create the element */
element = gst_check_setup_element (element_name);
fail_if (element == NULL, "failed to create the element '%s'", element_name);
fail_unless (GST_IS_ELEMENT (element), "the element is no element");
/* create the src pad */
buffer = GST_BUFFER (buffer_in->data);
fail_unless (GST_IS_BUFFER (buffer), "There should be a buffer in buffer_in");
#if 0
src_caps = GST_BUFFER_CAPS (buffer);
#endif
src_pad = gst_pad_new (NULL, GST_PAD_SRC);
#if 0
gst_pad_set_caps (src_pad, src_caps);
#endif
pad_peer = gst_element_get_static_pad (element, "sink");
fail_if (pad_peer == NULL);
fail_unless (gst_pad_link (src_pad, pad_peer) == GST_PAD_LINK_OK,
"Could not link source and %s sink pads", GST_ELEMENT_NAME (element));
gst_object_unref (pad_peer);
/* activate the pad */
gst_pad_set_active (src_pad, TRUE);
GST_DEBUG ("src pad activated");
/* don't create the sink_pad if there is no buffer_out list */
if (buffer_out != NULL) {
#if 0
gchar *temp;
#endif
GST_DEBUG ("buffer out detected, creating the sink pad");
/* get the sink caps */
#if 0
sink_caps = GST_BUFFER_CAPS (GST_BUFFER (buffer_out->data));
fail_unless (GST_IS_CAPS (sink_caps), "buffer out don't have caps");
temp = gst_caps_to_string (sink_caps);
GST_DEBUG ("sink caps requested by buffer out: '%s'", temp);
g_free (temp);
fail_unless (gst_caps_is_fixed (sink_caps), "we need fixed caps");
#endif
/* get the sink pad */
sink_pad = gst_pad_new (NULL, GST_PAD_SINK);
fail_unless (GST_IS_PAD (sink_pad));
#if 0
gst_pad_set_caps (sink_pad, sink_caps);
#endif
/* get the peer pad */
pad_peer = gst_element_get_static_pad (element, "src");
fail_unless (gst_pad_link (pad_peer, sink_pad) == GST_PAD_LINK_OK,
"Could not link sink and %s source pads", GST_ELEMENT_NAME (element));
gst_object_unref (pad_peer);
/* configure the sink pad */
gst_pad_set_chain_function (sink_pad, gst_check_chain_func);
gst_pad_set_active (sink_pad, TRUE);
}
fail_unless (gst_element_set_state (element,
GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
"could not set to playing");
/* push all the buffers in the buffer_in list */
fail_unless (g_list_length (buffer_in) > 0, "the buffer_in list is empty");
while (buffer_in != NULL) {
GstBuffer *next_buffer = GST_BUFFER (buffer_in->data);
fail_unless (GST_IS_BUFFER (next_buffer),
"data in buffer_in should be a buffer");
/* remove the buffer from the list */
buffer_in = g_list_remove (buffer_in, next_buffer);
if (buffer_in == NULL) {
fail_unless (gst_pad_push (src_pad, next_buffer) == last_flow_return,
"we expect something else from the last buffer");
} else {
fail_unless (gst_pad_push (src_pad, next_buffer) == GST_FLOW_OK,
"Failed to push buffer in");
}
}
fail_unless (gst_element_set_state (element,
GST_STATE_NULL) == GST_STATE_CHANGE_SUCCESS, "could not set to null");
/* check that there is a buffer out */
fail_unless_equals_int (g_list_length (buffers), g_list_length (buffer_out));
while (buffers != NULL) {
GstBuffer *new = GST_BUFFER (buffers->data);
GstBuffer *orig = GST_BUFFER (buffer_out->data);
gsize newsize, origsize;
guint8 *newdata, *origdata;
newdata = gst_buffer_map (new, &newsize, NULL, GST_MAP_READ);
origdata = gst_buffer_map (orig, &origsize, NULL, GST_MAP_READ);
GST_LOG ("orig buffer: size %u", origsize);
GST_LOG ("new buffer: size %u", newsize);
GST_MEMDUMP ("orig buffer", origdata, origsize);
GST_MEMDUMP ("new buffer", newdata, newsize);
/* remove the buffers */
buffers = g_list_remove (buffers, new);
buffer_out = g_list_remove (buffer_out, orig);
fail_unless (origsize == newsize, "size of the buffers are not the same");
fail_unless (memcmp (origdata, newdata, newsize) == 0,
"data is not the same");
#if 0
gst_check_caps_equal (GST_BUFFER_CAPS (orig), GST_BUFFER_CAPS (new));
#endif
gst_buffer_unmap (orig, origdata, origsize);
gst_buffer_unmap (new, newdata, newsize);
gst_buffer_unref (new);
gst_buffer_unref (orig);
}
/* teardown the element and pads */
gst_pad_set_active (src_pad, FALSE);
gst_check_teardown_src_pad (element);
gst_pad_set_active (sink_pad, FALSE);
gst_check_teardown_sink_pad (element);
gst_check_teardown_element (element);
}
/**
* gst_check_element_push_buffer:
* @element_name: name of the element that needs to be created
* @buffer_in: push this buffer to the element
* @buffer_out: compare the result with this buffer
*
* Create an @element with the factory with the name and push the
* @buffer_in to this element. The element should create one buffer
* and this will be compared with @buffer_out. We only check the caps
* and the data of the buffers. This function unrefs the buffers.
*
* Since: 0.10.18
*/
void
gst_check_element_push_buffer (const gchar * element_name,
GstBuffer * buffer_in, GstBuffer * buffer_out)
{
GList *in = NULL;
GList *out = NULL;
in = g_list_append (in, buffer_in);
out = g_list_append (out, buffer_out);
gst_check_element_push_buffer_list (element_name, in, out, GST_FLOW_OK);
}
void
gst_check_abi_list (GstCheckABIStruct list[], gboolean have_abi_sizes)
{
if (have_abi_sizes) {
gboolean ok = TRUE;
gint i;
for (i = 0; list[i].name; i++) {
if (list[i].size != list[i].abi_size) {
ok = FALSE;
g_print ("sizeof(%s) is %d, expected %d\n",
list[i].name, list[i].size, list[i].abi_size);
}
}
fail_unless (ok, "failed ABI check");
} else {
const gchar *fn;
if ((fn = g_getenv ("GST_ABI"))) {
GError *err = NULL;
GString *s;
gint i;
s = g_string_new ("\nGstCheckABIStruct list[] = {\n");
for (i = 0; list[i].name; i++) {
g_string_append_printf (s, " {\"%s\", sizeof (%s), %d},\n",
list[i].name, list[i].name, list[i].size);
}
g_string_append (s, " {NULL, 0, 0}\n");
g_string_append (s, "};\n");
if (!g_file_set_contents (fn, s->str, s->len, &err)) {
g_print ("%s", s->str);
g_printerr ("\nFailed to write ABI information: %s\n", err->message);
} else {
g_print ("\nWrote ABI information to '%s'.\n", fn);
}
g_string_free (s, TRUE);
} else {
g_print ("No structure size list was generated for this architecture.\n");
g_print ("Run with GST_ABI environment variable set to output header.\n");
}
}
}
gint
gst_check_run_suite (Suite * suite, const gchar * name, const gchar * fname)
{
SRunner *sr;
gchar *xmlfilename = NULL;
gint nf;
sr = srunner_create (suite);
if (g_getenv ("GST_CHECK_XML")) {
/* how lucky we are to have __FILE__ end in .c */
xmlfilename = g_strdup_printf ("%sheck.xml", fname);
srunner_set_xml (sr, xmlfilename);
}
srunner_run_all (sr, CK_NORMAL);
nf = srunner_ntests_failed (sr);
g_free (xmlfilename);
srunner_free (sr);
return nf;
}
gboolean
_gst_check_run_test_func (const gchar * func_name)
{
const gchar *gst_checks;
gboolean res = FALSE;
gchar **funcs, **f;
gst_checks = g_getenv ("GST_CHECKS");
/* no filter specified => run all checks */
if (gst_checks == NULL || *gst_checks == '\0')
return TRUE;
/* only run specified functions */
funcs = g_strsplit (gst_checks, ",", -1);
for (f = funcs; f != NULL && *f != NULL; ++f) {
if (g_pattern_match_simple (*f, func_name)) {
res = TRUE;
break;
}
}
g_strfreev (funcs);
return res;
}