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tests: gstutils: add tests for gst_element_get_compatible_pad

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Adds tests for gst_element_get_compatible_pad for when it has to
request pads.

Note that these tests don't cover the case when it has to request
a pad that already exists.

https://bugzilla.gnome.org/show_bug.cgi?id=751235
This commit is contained in:
Thiago Santos 2015-06-22 14:30:49 -03:00
parent 1418e9e85c
commit c1a9a3424d
1 changed files with 165 additions and 0 deletions
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165
tests/check/gst/gstutils.c
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@ -1537,6 +1537,170 @@ GST_START_TEST (test_element_link)
GST_END_TEST;
typedef struct _GstTestPadReqSink GstTestPadReqSink;
typedef struct _GstTestPadReqSinkClass GstTestPadReqSinkClass;
struct _GstTestPadReqSink
{
GstElement element;
};
struct _GstTestPadReqSinkClass
{
GstElementClass parent_class;
};
G_GNUC_INTERNAL GType gst_testpadreqsink_get_type (void);
static GstStaticPadTemplate testpadreqsink_video_template =
GST_STATIC_PAD_TEMPLATE ("video_%u",
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS ("video/x-raw"));
static GstStaticPadTemplate testpadreqsink_audio_template =
GST_STATIC_PAD_TEMPLATE ("audio_%u",
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS ("audio/x-raw"));
G_DEFINE_TYPE (GstTestPadReqSink, gst_testpadreqsink, GST_TYPE_ELEMENT);
static GstPad *
gst_testpadreqsink_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * name, const GstCaps * caps)
{
GstPad *pad;
pad = gst_pad_new_from_template (templ, name);
gst_pad_set_active (pad, TRUE);
gst_element_add_pad (GST_ELEMENT_CAST (element), pad);
return pad;
}
static void
gst_testpadreqsink_release_pad (GstElement * element, GstPad * pad)
{
gst_pad_set_active (pad, FALSE);
gst_element_remove_pad (element, pad);
}
static void
gst_testpadreqsink_class_init (GstTestPadReqSinkClass * klass)
{
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
gst_element_class_set_static_metadata (gstelement_class,
"Test Pad Request Sink", "Sink", "Sink for unit tests with request pads",
"Thiago Santos <thiagoss@osg.samsung.com>");
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&testpadreqsink_video_template));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&testpadreqsink_audio_template));
gstelement_class->request_new_pad = gst_testpadreqsink_request_new_pad;
gstelement_class->release_pad = gst_testpadreqsink_release_pad;
}
static void
gst_testpadreqsink_init (GstTestPadReqSink * testpadeqsink)
{
}
static GstCaps *padreqsink_query_caps = NULL;
static gboolean
testpadreqsink_peer_query (GstPad * pad, GstObject * parent, GstQuery * query)
{
gboolean res;
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_CAPS:
if (padreqsink_query_caps) {
gst_query_set_caps_result (query, padreqsink_query_caps);
res = TRUE;
break;
}
default:
res = gst_pad_query_default (pad, parent, query);
break;
}
return res;
}
static void
check_get_compatible_pad_request (GstElement * element, GstCaps * peer_caps,
GstCaps * filter, gboolean should_get_pad, const gchar * pad_tmpl_name)
{
GstPad *peer, *requested;
GstPadTemplate *tmpl;
gst_caps_replace (&padreqsink_query_caps, peer_caps);
peer = gst_pad_new ("src", GST_PAD_SRC);
gst_pad_set_query_function (peer, testpadreqsink_peer_query);
requested = gst_element_get_compatible_pad (element, peer, filter);
if (should_get_pad) {
fail_unless (requested != NULL);
if (pad_tmpl_name) {
tmpl = gst_pad_get_pad_template (requested);
fail_unless (strcmp (GST_PAD_TEMPLATE_NAME_TEMPLATE (tmpl),
pad_tmpl_name) == 0);
gst_object_unref (tmpl);
}
gst_element_release_request_pad (element, requested);
gst_object_unref (requested);
} else {
fail_unless (requested == NULL);
}
if (peer_caps)
gst_caps_unref (peer_caps);
if (filter)
gst_caps_unref (filter);
gst_object_unref (peer);
}
GST_START_TEST (test_element_get_compatible_pad_request)
{
GstElement *element;
gst_element_register (NULL, "testpadreqsink", GST_RANK_NONE,
gst_testpadreqsink_get_type ());
element = gst_element_factory_make ("testpadreqsink", NULL);
/* Try with a peer pad with any caps and no filter,
* returning any pad is ok */
check_get_compatible_pad_request (element, NULL, NULL, TRUE, NULL);
/* Try with a peer pad with any caps and video as filter */
check_get_compatible_pad_request (element, NULL,
gst_caps_from_string ("video/x-raw"), TRUE, "video_%u");
/* Try with a peer pad with any caps and audio as filter */
check_get_compatible_pad_request (element, NULL,
gst_caps_from_string ("audio/x-raw"), TRUE, "audio_%u");
/* Try with a peer pad with any caps and fake caps as filter */
check_get_compatible_pad_request (element, NULL,
gst_caps_from_string ("foo/bar"), FALSE, NULL);
/* Try with a peer pad with video caps and no caps as filter */
check_get_compatible_pad_request (element,
gst_caps_from_string ("video/x-raw"), NULL, TRUE, "video_%u");
/* Try with a peer pad with audio caps and no caps as filter */
check_get_compatible_pad_request (element,
gst_caps_from_string ("audio/x-raw"), NULL, TRUE, "audio_%u");
/* Try with a peer pad with video caps and foo caps as filter */
check_get_compatible_pad_request (element,
gst_caps_from_string ("video/x-raw"), gst_caps_from_string ("foo/bar"),
FALSE, NULL);
gst_caps_replace (&padreqsink_query_caps, NULL);
gst_object_unref (element);
}
GST_END_TEST;
static Suite *
gst_utils_suite (void)
{
@ -1566,6 +1730,7 @@ gst_utils_suite (void)
tcase_add_test (tc_chain, test_element_found_tags);
tcase_add_test (tc_chain, test_element_link);
tcase_add_test (tc_chain, test_element_unlink);
tcase_add_test (tc_chain, test_element_get_compatible_pad_request);
tcase_add_test (tc_chain, test_set_value_from_string);
tcase_add_test (tc_chain, test_binary_search);