gstreamer/tests/check/gst/gstinterface.c
Tim-Philipp Müller 97bf2d2d78 gst/gstinterface.c: Don't crash if the element supports the interface queried, but does not implement GstImplementsIn...
Original commit message from CVS:
* gst/gstinterface.c: (gst_element_implements_interface):
Don't crash if the element supports the interface queried, but does
not implement GstImplementsInterface. Fixes .
* tests/check/Makefile.am:
* tests/check/gst/.cvsignore:
* tests/check/gst/gstinterface.c:
Add unit test for the above.
2008-02-29 18:38:54 +00:00

62 lines
2.3 KiB
C

/* GStreamer GstImplementsInterface check
* Copyright (C) 2008 Tim-Philipp Müller <tim centricular net>
*
* 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_without_implements_interface)
{
GstElement *element;
/* we shouldn't crash if someone tries to use
* gst_element_implements_interface() on an element which doesn't implement
* the GstImplementsInterface (neither if the element does implement the
* requested interface, nor if it doesn't) */
element = gst_element_factory_make ("filesrc", "filesrc");
fail_unless (element != NULL, "Could not create filesrc element");
/* does not implement GstImplementsInterface, but does implement the
* GstUriHandler interface, so should just return TRUE */
fail_if (!gst_element_implements_interface (element, GST_TYPE_URI_HANDLER));
fail_if (gst_element_implements_interface (element,
GST_TYPE_IMPLEMENTS_INTERFACE));
gst_object_unref (element);
element = gst_element_factory_make ("identity", "identity");
fail_unless (element != NULL, "Could not create identity element");
fail_if (gst_element_implements_interface (element, GST_TYPE_URI_HANDLER));
fail_if (gst_element_implements_interface (element,
GST_TYPE_IMPLEMENTS_INTERFACE));
gst_object_unref (element);
}
GST_END_TEST;
static Suite *
gst_interface_suite (void)
{
Suite *s = suite_create ("GstImplementsInterface");
TCase *tc_chain = tcase_create ("correctness");
suite_add_tcase (s, tc_chain);
tcase_add_test (tc_chain, test_without_implements_interface);
return s;
}
GST_CHECK_MAIN (gst_interface);