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rtptwcc: make twcc-tests more deterministic

Browse source 
They were a bit racy.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/927>
This commit is contained in:
Havard Graff 2020-11-17 00:45:02 +01:00 committed by GStreamer Marge Bot
parent 43f2fd8081
commit c8400120f1
1 changed files with 32 additions and 44 deletions
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76
tests/check/elements/rtpsession.c
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@ -2663,19 +2663,21 @@ done:
}
static GstBuffer *
session_harness_pull_twcc_rtcp (SessionHarness * h)
session_harness_produce_twcc (SessionHarness * h)
{
GstBuffer *ret = NULL;
while (ret == NULL) {
GstBuffer *buf = session_harness_pull_rtcp (h);
GstBuffer *buf = NULL;
while (TRUE) {
session_harness_crank_clock (h);
buf = session_harness_pull_rtcp (h);
if (GST_RTCP_RTPFB_TYPE_TWCC == _gst_buffer_get_rtcp_fbtype (buf)) {
ret = buf;
break;
} else {
gst_buffer_unref (buf);
}
/* allow the rtcp-thread to settle before cranking again */
gst_test_clock_wait_for_next_pending_id (h->testclock, NULL);
}
return ret;
return buf;
}
typedef struct
@ -2720,8 +2722,7 @@ GST_START_TEST (test_twcc_header_and_run_length)
fail_unless_equals_int (GST_FLOW_OK, res);
}
session_harness_produce_rtcp (h, 1);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
fail_unless (buf);
gst_rtcp_buffer_map (buf, GST_MAP_READ, &rtcp);
@ -2780,6 +2781,9 @@ G_STMT_START { \
session_harness_set_twcc_recv_ext_id ((h), TEST_TWCC_EXT_ID); \
for (i = 0; i < G_N_ELEMENTS ((packets)); i++) { \
TWCCPacket *twcc_pkt = &(packets)[i]; \
GstClockTime now = gst_clock_get_time (GST_CLOCK_CAST (h->testclock)); \
if (twcc_pkt->timestamp > now) \
gst_test_clock_set_time ((h->testclock), twcc_pkt->timestamp); \
fail_unless_equals_int (GST_FLOW_OK, \
session_harness_recv_rtp ((h), \
generate_twcc_recv_buffer (twcc_pkt->seqnum, \
@ -2811,8 +2815,7 @@ G_STMT_START { \
G_STMT_START { \
GstBuffer *buf; \
twcc_push_packets (h, packets); \
session_harness_produce_rtcp ((h), 1); \
buf = session_harness_pull_twcc_rtcp ((h)); \
buf = session_harness_produce_twcc ((h)); \
twcc_verify_fci (buf, exp_fci); \
gst_buffer_unref (buf); \
} G_STMT_END
@ -2847,9 +2850,8 @@ G_STMT_START { \
guint i; \
GstEvent *event; \
twcc_push_packets ((recv_h), packets); \
session_harness_produce_rtcp ((recv_h), 1); \
session_harness_recv_rtcp ((send_h), \
session_harness_pull_twcc_rtcp ((recv_h))); \
session_harness_produce_twcc ((recv_h))); \
for (i = 0; i < 2; i++) \
gst_event_unref (gst_harness_pull_upstream_event ((send_h)->send_rtp_h)); \
event = gst_harness_pull_upstream_event ((send_h)->send_rtp_h); \
@ -3127,13 +3129,11 @@ GST_START_TEST (test_twcc_huge_seqnum_gap)
the second one starting from the new sequence-number. */
twcc_push_packets (h, packets);
session_harness_produce_rtcp (h, 1);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci0);
gst_buffer_unref (buf);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci1);
gst_buffer_unref (buf);
@ -3180,13 +3180,11 @@ GST_START_TEST (test_twcc_duplicate_seqnums)
twcc_push_packets (h, packets);
session_harness_produce_rtcp (h, 1);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci0);
gst_buffer_unref (buf);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci1);
gst_buffer_unref (buf);
@ -3250,17 +3248,15 @@ GST_START_TEST (test_twcc_multiple_markers)
twcc_push_packets (h, packets);
/* we should get 1 SR/RR, and then 3x TWCC packets */
session_harness_produce_rtcp (h, 1);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci0);
gst_buffer_unref (buf);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci1);
gst_buffer_unref (buf);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci2);
gst_buffer_unref (buf);
@ -3285,10 +3281,7 @@ GST_START_TEST (test_twcc_no_marker_and_gaps)
}
/* verify we did receive some feedback for these packets */
session_harness_produce_rtcp (h, 1);
for (i = 0; i < 2; i++) {
gst_buffer_unref (session_harness_pull_twcc_rtcp (h));
}
gst_buffer_unref (session_harness_produce_twcc (h));
session_harness_free (h);
}
@ -3410,8 +3403,7 @@ GST_START_TEST (test_twcc_delta_ts_rounding)
};
twcc_push_packets (h, packets);
session_harness_produce_rtcp (h, 1);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci);
session_harness_recv_rtcp (h, buf);
@ -3527,13 +3519,11 @@ GST_START_TEST (test_twcc_recv_packets_reordered)
twcc_push_packets (h, packets);
session_harness_produce_rtcp (h, 1);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci0);
gst_buffer_unref (buf);
buf = session_harness_pull_twcc_rtcp (h);
buf = session_harness_produce_twcc (h);
twcc_verify_fci (buf, exp_fci1);
gst_buffer_unref (buf);
@ -3578,12 +3568,10 @@ GST_START_TEST (test_twcc_recv_rtcp_reordered)
*/
twcc_push_packets (recv_h, packets);
session_harness_produce_rtcp (recv_h, 1);
buf[0] = session_harness_pull_twcc_rtcp (recv_h);
buf[1] = session_harness_pull_twcc_rtcp (recv_h);
buf[2] = session_harness_pull_twcc_rtcp (recv_h);
buf[3] = session_harness_pull_twcc_rtcp (recv_h);
buf[0] = session_harness_produce_twcc (recv_h);
buf[1] = session_harness_produce_twcc (recv_h);
buf[2] = session_harness_produce_twcc (recv_h);
buf[3] = session_harness_produce_twcc (recv_h);
/* reorder the twcc-feedback */
session_harness_recv_rtcp (send_h, buf[0]);
@ -3660,8 +3648,8 @@ GST_START_TEST (test_twcc_send_and_recv)
}
/* receiver sends a TWCC packet to the sender */
session_harness_produce_rtcp (h_recv, 1);
buf = session_harness_pull_twcc_rtcp (h_recv);
buf = session_harness_produce_twcc (h_recv);
/* sender receives the TWCC packet */
session_harness_recv_rtcp (h_send, buf);