# RTCP unit tests
# run with:
#   test/run_tests  -P "load_contrib('rtcp')" -t test/contrib/rtcp.uts -F

% RTCP regression tests for Scapy

############
# RTCP
############

+ RTCP Sender Report tests

= test sender report parse

raw = b'\x80\xc8\x00\x06\x9c\xe9\xc6\x48\xe5\x61\xe4\x4b\x63\x8a\x19\xc9\x98\x64\xea\x2e\x00\x00\x00\x49\x00\x00\x09\x69'
parsed = RTCP(raw)
assert parsed.version == 2
assert parsed.padding == 0
assert parsed.count == 0
assert parsed.packet_type == 200
assert parsed.length == 6
assert parsed.sourcesync == 0x9ce9c648
assert parsed.sender_info.ntp_timestamp == 0xe561e44b638a19c9
assert parsed.sender_info.rtp_timestamp == 2556750382
assert parsed.sender_info.sender_packet_count == 73
assert parsed.sender_info.sender_octet_count == 2409

+ RTCP Receiver Report tests

= test receiver report parse

raw = b'\x81\xc9\x00\x07\xa2\xdf\x02\x72\x49\x6e\x93\xbd\x00\xff\xff\xff\x00\x00\x59\x47\x00\x00\x00\x00\xe4\x8f\xb9\x3a\x00\x03\x3f\x1b'
parsed = RTCP(raw)
assert parsed.version == 2
assert parsed.padding == 0
assert parsed.count == 1
assert parsed.packet_type == 201
assert parsed.length == 7
assert parsed.sourcesync == 0xa2df0272
assert parsed.report_blocks[0].sourcesync == 0x496e93bd
assert parsed.report_blocks[0].fraction_lost == 0
assert parsed.report_blocks[0].cumulative_lost == 0xffffff
assert parsed.report_blocks[0].highest_seqnum_recv == 22855
assert parsed.report_blocks[0].interarrival_jitter == 0
assert parsed.report_blocks[0].last_SR_timestamp == 0xe48fb93a
assert parsed.report_blocks[0].delay_since_last_SR == 212763

+ RTCP Source Description tests

= test source description report parse

raw = b"\x81\xca\x00\x0c\xa2\xdf\x02\x72\x01\x1c\x75\x73\x65\x72\x31\x35" \
      b"\x30\x33\x34\x38\x38\x39\x30\x31\x40\x68\x6f\x73\x74\x2d\x65\x37" \
      b"\x32\x64\x62\x34\x33\x64\x06\x09\x47\x53\x74\x72\x65\x61\x6d\x65" \
      b"\x72\x00\x00\x00"
parsed = RTCP(raw)
assert parsed.version == 2
assert parsed.padding == 0
assert parsed.count == 1
assert parsed.packet_type == 202
assert parsed.length == 12
assert parsed.sdes_chunks[0].sourcesync == 0xa2df0272
assert parsed.sdes_chunks[0].items[0].chunk_type == 1
assert parsed.sdes_chunks[0].items[0].length == 28
assert parsed.sdes_chunks[0].items[0].value == b'user1503488901@host-e72db43d'
assert parsed.sdes_chunks[0].items[1].chunk_type == 6
assert parsed.sdes_chunks[0].items[1].length == 9
assert parsed.sdes_chunks[0].items[1].value == b'GStreamer'

+ RTCP parsing tests

= test parse SR and SDES stacked
raw = b"\x81\xc9\x00\x07\xa2\xdf\x02\x72\x49\x6e\x93\xbd\x00\xff\xff\xff" \
      b"\x00\x00\x59\x47\x00\x00\x00\x00\xe4\x8f\xb9\x3a\x00\x03\x3f\x1b" \
      b"\x81\xca\x00\x0c\xa2\xdf\x02\x72\x01\x1c\x75\x73\x65\x72\x31\x35" \
      b"\x30\x33\x34\x38\x38\x39\x30\x31\x40\x68\x6f\x73\x74\x2d\x65\x37" \
      b"\x32\x64\x62\x34\x33\x64\x06\x09\x47\x53\x74\x72\x65\x61\x6d\x65" \
      b"\x72\x00\x00\x00"

= format SR + 2xRR and parse back

rtcp = RTCP()
rtcp.packet_type = 200
rtcp.sourcesync = 0x01010101
rtcp.sender_info.rtp_timestamp = 0x03030303
rtcp.count = 2
rtcp.report_blocks.append(ReceptionReport(sourcesync=0x04040404))
rtcp.report_blocks.append(ReceptionReport(sourcesync=0x05050505))
b = bytes(rtcp)
rtcp2 = RTCP(b)
assert rtcp2.count == 2
assert rtcp2.length == 18
assert rtcp2.sourcesync == 0x01010101
assert rtcp2.sender_info.rtp_timestamp == 0x03030303
assert len(rtcp2.sender_info.payload) == 0
assert rtcp2.report_blocks[0].sourcesync == 0x04040404
assert len(rtcp2.report_blocks[0].payload) == 0
assert rtcp2.report_blocks[1].sourcesync == 0x05050505