}
+/* After probation succeeds, a small gap in seqnums is allowed. */
+static GstBufferList *
+create_buffer_list_permissible_gap (void)
+{
+ GstBufferList *list;
+ GstBuffer *orig_buffer;
+ GstBuffer *buffer;
+
+ /* probation succeeds, but then there is a permissible out of sequence */
+ guint16 seqnums[] = { 1, 2, 4, 5 };
+ guint i;
+
+ orig_buffer = create_original_buffer ();
+ fail_if (orig_buffer == NULL);
+
+ list = gst_buffer_list_new ();
+ fail_if (list == NULL);
+
+ for (i = 0; i < sizeof (seqnums) / sizeof (seqnums[0]); i++) {
+ buffer =
+ create_rtp_buffer_fields (&rtp_header[0], rtp_header_len[0],
+ orig_buffer, payload_offset[0], payload_len[0], seqnums[i], 0);
+ gst_buffer_list_add (list, buffer);
+ }
+
+ return list;
+}
+
+/* All buffers should have been pushed. */
+static GstFlowReturn
+sink_chain_list_permissible_gap (GstPad * pad, GstObject * parent,
+ GstBufferList * list)
+{
+ GstBuffer *buffer;
+
+ chain_list_func_called = TRUE;
+
+ fail_unless (GST_IS_BUFFER_LIST (list));
+ fail_unless (gst_buffer_list_length (list) == 4);
+
+ /* Verify sequence numbers */
+ buffer = gst_buffer_list_get (list, 0);
+ check_seqnum (buffer, 1);
+
+ buffer = gst_buffer_list_get (list, 1);
+ check_seqnum (buffer, 2);
+
+ buffer = gst_buffer_list_get (list, 2);
+ check_seqnum (buffer, 4);
+
+ buffer = gst_buffer_list_get (list, 3);
+ check_seqnum (buffer, 5);
+
+ gst_buffer_list_unref (list);
+
+ return GST_FLOW_OK;
+}
+
+
+/* After probation succeeds, wrapping seqnum is allowed. */
+static GstBufferList *
+create_buffer_list_wrapping_seqnums (void)
+{
+ GstBufferList *list;
+ GstBuffer *orig_buffer;
+ GstBuffer *buffer;
+
+ /* probation succeeds, but then seqnum wraps around */
+ guint16 seqnums[] = { 65533, 65534, 65535, 0 };
+ guint i;
+
+ orig_buffer = create_original_buffer ();
+ fail_if (orig_buffer == NULL);
+
+ list = gst_buffer_list_new ();
+ fail_if (list == NULL);
+
+ for (i = 0; i < sizeof (seqnums) / sizeof (seqnums[0]); i++) {
+ buffer =
+ create_rtp_buffer_fields (&rtp_header[0], rtp_header_len[0],
+ orig_buffer, payload_offset[0], payload_len[0], seqnums[i], 0);
+ gst_buffer_list_add (list, buffer);
+ }
+
+ return list;
+}
+
+/* All buffers should have been pushed. */
+static GstFlowReturn
+sink_chain_list_wrapping_seqnums (GstPad * pad, GstObject * parent,
+ GstBufferList * list)
+{
+ GstBuffer *buffer;
+
+ chain_list_func_called = TRUE;
+
+ fail_unless (GST_IS_BUFFER_LIST (list));
+ fail_unless (gst_buffer_list_length (list) == 4);
+
+ /* Verify sequence numbers */
+ buffer = gst_buffer_list_get (list, 0);
+ check_seqnum (buffer, 65533);
+
+ buffer = gst_buffer_list_get (list, 1);
+ check_seqnum (buffer, 65534);
+
+ buffer = gst_buffer_list_get (list, 2);
+ check_seqnum (buffer, 65535);
+
+ buffer = gst_buffer_list_get (list, 3);
+ check_seqnum (buffer, 0);
+
+ gst_buffer_list_unref (list);
+
+ return GST_FLOW_OK;
+}
+
+
/* Get the stats of the **first** source of the given type (get_sender) */
static void
get_source_stats (GstElement * rtpsession,
GST_END_TEST;
+GST_START_TEST (test_bufferlist_recv_permissible_gap)
+{
+ GstElement *rtpbin;
+ GstPad *srcpad;
+ GstPad *sinkpad;
+ GstCaps *caps;
+ GstBufferList *list;
+
+ list = create_buffer_list_permissible_gap ();
+ fail_unless (list != NULL);
+
+ rtpbin = gst_check_setup_element ("rtpsession");
+
+ srcpad =
+ gst_check_setup_src_pad_by_name (rtpbin, &srctemplate, "recv_rtp_sink");
+ fail_if (srcpad == NULL);
+
+ sinkpad =
+ gst_check_setup_sink_pad_by_name (rtpbin, &sinktemplate, "recv_rtp_src");
+ fail_if (sinkpad == NULL);
+
+ gst_pad_set_chain_list_function (sinkpad,
+ GST_DEBUG_FUNCPTR (sink_chain_list_permissible_gap));
+
+ gst_pad_set_active (srcpad, TRUE);
+ gst_pad_set_active (sinkpad, TRUE);
+
+ caps = gst_caps_from_string (TEST_CAPS);
+ gst_check_setup_events (srcpad, rtpbin, caps, GST_FORMAT_TIME);
+ gst_caps_unref (caps);
+
+ gst_element_set_state (rtpbin, GST_STATE_PLAYING);
+
+ chain_list_func_called = FALSE;
+ fail_unless (gst_pad_push_list (srcpad, list) == GST_FLOW_OK);
+ fail_if (chain_list_func_called == FALSE);
+
+ gst_pad_set_active (sinkpad, FALSE);
+ gst_pad_set_active (srcpad, FALSE);
+
+ gst_check_teardown_pad_by_name (rtpbin, "recv_rtp_src");
+ gst_check_teardown_pad_by_name (rtpbin, "recv_rtp_sink");
+ gst_check_teardown_element (rtpbin);
+}
+
+GST_END_TEST;
+
+
+GST_START_TEST (test_bufferlist_recv_wrapping_seqnums)
+{
+ GstElement *rtpbin;
+ GstPad *srcpad;
+ GstPad *sinkpad;
+ GstCaps *caps;
+ GstBufferList *list;
+
+ list = create_buffer_list_wrapping_seqnums ();
+ fail_unless (list != NULL);
+
+ rtpbin = gst_check_setup_element ("rtpsession");
+
+ srcpad =
+ gst_check_setup_src_pad_by_name (rtpbin, &srctemplate, "recv_rtp_sink");
+ fail_if (srcpad == NULL);
+
+ sinkpad =
+ gst_check_setup_sink_pad_by_name (rtpbin, &sinktemplate, "recv_rtp_src");
+ fail_if (sinkpad == NULL);
+
+ gst_pad_set_chain_list_function (sinkpad,
+ GST_DEBUG_FUNCPTR (sink_chain_list_wrapping_seqnums));
+
+ gst_pad_set_active (srcpad, TRUE);
+ gst_pad_set_active (sinkpad, TRUE);
+
+ caps = gst_caps_from_string (TEST_CAPS);
+ gst_check_setup_events (srcpad, rtpbin, caps, GST_FORMAT_TIME);
+ gst_caps_unref (caps);
+
+ gst_element_set_state (rtpbin, GST_STATE_PLAYING);
+
+ chain_list_func_called = FALSE;
+ fail_unless (gst_pad_push_list (srcpad, list) == GST_FLOW_OK);
+ fail_if (chain_list_func_called == FALSE);
+
+ gst_pad_set_active (sinkpad, FALSE);
+ gst_pad_set_active (srcpad, FALSE);
+
+ gst_check_teardown_pad_by_name (rtpbin, "recv_rtp_src");
+ gst_check_teardown_pad_by_name (rtpbin, "recv_rtp_sink");
+ gst_check_teardown_element (rtpbin);
+}
+
+GST_END_TEST;
+
+
static Suite *
bufferlist_suite (void)
{
tcase_add_test (tc_chain, test_bufferlist);
tcase_add_test (tc_chain, test_bufferlist_recv);
tcase_add_test (tc_chain, test_bufferlist_recv_probation_failed);
+ tcase_add_test (tc_chain, test_bufferlist_recv_permissible_gap);
+ tcase_add_test (tc_chain, test_bufferlist_recv_wrapping_seqnums);
return s;
}