gstreamer/tests/check/gst/gstelement.c
2011-04-16 15:59:40 +02:00

367 lines
10 KiB
C

/* GStreamer
* Copyright (C) 2005 Thomas Vander Stichele <thomas at apestaart dot org>
*
* gstelement.c: Unit test for GstElement
*
* 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.
*/
#include <gst/check/gstcheck.h>
GST_START_TEST (test_add_remove_pad)
{
GstElement *e;
GstPad *p;
/* getting an existing element class is cheating, but easier */
e = gst_element_factory_make ("fakesrc", "source");
/* create a new floating pad with refcount 1 */
p = gst_pad_new ("source", GST_PAD_SRC);
ASSERT_OBJECT_REFCOUNT (p, "pad", 1);
/* ref it for ourselves */
gst_object_ref (p);
ASSERT_OBJECT_REFCOUNT (p, "pad", 2);
/* adding it sinks the pad -> not floating, same refcount */
gst_element_add_pad (e, p);
ASSERT_OBJECT_REFCOUNT (p, "pad", 2);
/* removing it reduces the refcount */
gst_element_remove_pad (e, p);
ASSERT_OBJECT_REFCOUNT (p, "pad", 1);
/* clean up our own reference */
gst_object_unref (p);
gst_object_unref (e);
}
GST_END_TEST;
GST_START_TEST (test_add_pad_unref_element)
{
GstElement *e;
GstPad *p;
/* getting an existing element class is cheating, but easier */
e = gst_element_factory_make ("fakesrc", "source");
/* create a new floating pad with refcount 1 */
p = gst_pad_new ("source", GST_PAD_SRC);
ASSERT_OBJECT_REFCOUNT (p, "pad", 1);
/* ref it for ourselves */
gst_object_ref (p);
ASSERT_OBJECT_REFCOUNT (p, "pad", 2);
/* adding it sinks the pad -> not floating, same refcount */
gst_element_add_pad (e, p);
ASSERT_OBJECT_REFCOUNT (p, "pad", 2);
/* unreffing the element should clean it up */
gst_object_unref (GST_OBJECT (e));
ASSERT_OBJECT_REFCOUNT (p, "pad", 1);
/* clean up our own reference */
gst_object_unref (p);
}
GST_END_TEST;
GST_START_TEST (test_error_no_bus)
{
GstElement *e;
GstBus *bus;
e = gst_element_factory_make ("fakesrc", "source");
/* get the bus, should be NULL */
bus = gst_element_get_bus (e);
fail_if (bus != NULL);
/* I don't want errors shown */
gst_debug_set_default_threshold (GST_LEVEL_NONE);
GST_ELEMENT_ERROR (e, RESOURCE, OPEN_READ, ("I could not read"), ("debug"));
gst_object_unref (e);
}
GST_END_TEST;
/* link and run two elements without putting them in a pipeline */
GST_START_TEST (test_link)
{
GstElement *src, *sink;
src = gst_element_factory_make ("fakesrc", "source");
sink = gst_element_factory_make ("fakesink", "sink");
fail_unless (gst_element_link_pads (src, "src", sink, "sink"));
/* do sink to source state change */
gst_element_set_state (sink, GST_STATE_PAUSED);
gst_element_set_state (src, GST_STATE_PAUSED);
/* wait for preroll */
gst_element_get_state (sink, NULL, NULL, GST_CLOCK_TIME_NONE);
/* play some more */
gst_element_set_state (sink, GST_STATE_PLAYING);
gst_element_set_state (src, GST_STATE_PLAYING);
g_usleep (G_USEC_PER_SEC);
/* and stop */
gst_element_set_state (sink, GST_STATE_PAUSED);
gst_element_set_state (src, GST_STATE_PAUSED);
/* wait for preroll */
gst_element_get_state (sink, NULL, NULL, GST_CLOCK_TIME_NONE);
gst_element_set_state (sink, GST_STATE_NULL);
gst_element_set_state (src, GST_STATE_NULL);
gst_element_get_state (sink, NULL, NULL, GST_CLOCK_TIME_NONE);
g_usleep (G_USEC_PER_SEC / 2);
ASSERT_OBJECT_REFCOUNT (sink, "sink", 1);
ASSERT_OBJECT_REFCOUNT (src, "src", 1);
gst_element_unlink_pads (src, "src", sink, "sink");
ASSERT_OBJECT_REFCOUNT (sink, "sink", 1);
ASSERT_OBJECT_REFCOUNT (src, "src", 1);
gst_object_unref (src);
gst_object_unref (sink);
}
GST_END_TEST;
/* linking two elements without pads should fail */
GST_START_TEST (test_link_no_pads)
{
GstElement *src, *sink;
src = gst_bin_new ("src");
sink = gst_bin_new ("sink");
fail_if (gst_element_link (src, sink));
gst_object_unref (src);
gst_object_unref (sink);
}
GST_END_TEST;
typedef struct _GstTestElement
{
GstElement parent;
} GstTestElement;
typedef struct _GstTestElementClass
{
GstElementClass parent;
} GstTestElementClass;
static void
gst_test_element_class_init (GstTestElementClass * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstPadTemplate *templ;
gst_element_class_set_metadata (element_class, "Test element",
"Element", "Does nothing", "Foo Bar <foo@bar.com>");
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 0);
fail_unless (gst_element_class_get_pad_template (element_class,
"test") == NULL);
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test", GST_PAD_SRC, GST_PAD_ALWAYS, GST_CAPS_ANY));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 1);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test")) != NULL);
fail_unless (gst_caps_is_any (templ->caps));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test2", GST_PAD_SRC, GST_PAD_ALWAYS,
GST_CAPS_ANY));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 2);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test2")) != NULL);
fail_unless (gst_caps_is_any (templ->caps));
/* Add "test" again, with NONE caps this time */
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test", GST_PAD_SRC, GST_PAD_ALWAYS,
GST_CAPS_NONE));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 2);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test")) != NULL);
fail_unless (gst_caps_is_empty (templ->caps));
}
static GType
gst_test_element_get_type (void)
{
static GType gst_test_element_type = G_TYPE_NONE;
if (gst_test_element_type == G_TYPE_NONE) {
static const GTypeInfo gst_test_element_info = {
sizeof (GstTestElementClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gst_test_element_class_init,
NULL,
NULL,
sizeof (GstTestElement),
0,
NULL, /* instance_init */
NULL
};
gst_test_element_type = g_type_register_static (GST_TYPE_ELEMENT,
"GstTestElement", &gst_test_element_info, 0);
}
return gst_test_element_type;
}
typedef struct _GstTestElement2
{
GstTestElement parent;
} GstTestElement2;
typedef struct _GstTestElement2Class
{
GstTestElementClass parent;
} GstTestElement2Class;
static void
gst_test_element2_class_init (GstTestElement2Class * klass)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstPadTemplate *templ;
gst_element_class_set_metadata (element_class, "Test element 2",
"Element", "Does nothing", "Foo Bar <foo@bar.com>");
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 2);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test")) != NULL);
fail_unless (gst_caps_is_empty (templ->caps));
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test2")) != NULL);
fail_unless (gst_caps_is_any (templ->caps));
/* Add "test" pad with ANY caps, should have "test" pad with EMPTY caps before */
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test", GST_PAD_SRC, GST_PAD_ALWAYS, GST_CAPS_ANY));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 2);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test")) != NULL);
fail_unless (gst_caps_is_any (templ->caps));
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("test4", GST_PAD_SRC, GST_PAD_ALWAYS,
GST_CAPS_ANY));
fail_unless_equals_int (g_list_length (gst_element_class_get_pad_template_list
(element_class)), 3);
fail_unless ((templ =
gst_element_class_get_pad_template (element_class, "test4")) != NULL);
fail_unless (gst_caps_is_any (templ->caps));
}
static GType
gst_test_element2_get_type (void)
{
static GType gst_test_element2_type = G_TYPE_NONE;
if (gst_test_element2_type == G_TYPE_NONE) {
static const GTypeInfo gst_test_element2_info = {
sizeof (GstTestElement2Class),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) gst_test_element2_class_init,
NULL,
NULL,
sizeof (GstTestElement2),
0,
NULL, /* instance_init */
NULL
};
gst_test_element2_type =
g_type_register_static (gst_test_element_get_type (), "GstTestElement2",
&gst_test_element2_info, 0);
}
return gst_test_element2_type;
}
GST_START_TEST (test_pad_templates)
{
GstTestElement *test;
GstTestElement2 *test2;
test = g_object_new (gst_test_element_get_type (), NULL);
test2 = g_object_new (gst_test_element2_get_type (), NULL);
g_object_unref (test);
g_object_unref (test2);
}
GST_END_TEST;
static Suite *
gst_element_suite (void)
{
Suite *s = suite_create ("GstElement");
TCase *tc_chain = tcase_create ("element tests");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_add_remove_pad);
tcase_add_test (tc_chain, test_add_pad_unref_element);
tcase_add_test (tc_chain, test_error_no_bus);
tcase_add_test (tc_chain, test_link);
tcase_add_test (tc_chain, test_link_no_pads);
tcase_add_test (tc_chain, test_pad_templates);
return s;
}
GST_CHECK_MAIN (gst_element);