From b52a102021e63340ef6f6596824f7eddfa639ce7 Mon Sep 17 00:00:00 2001 From: Robert Falkenberg Date: Tue, 15 Mar 2022 18:53:39 +0100 Subject: [PATCH] lib,rlc_am_nr: extend unit tests for 18-bit SNs --- lib/test/rlc/rlc_am_nr_test.cc | 146 ++++++++++++++++++--------------- 1 file changed, 81 insertions(+), 65 deletions(-) diff --git a/lib/test/rlc/rlc_am_nr_test.cc b/lib/test/rlc/rlc_am_nr_test.cc index 20082552b..ad0f57ffa 100644 --- a/lib/test/rlc/rlc_am_nr_test.cc +++ b/lib/test/rlc/rlc_am_nr_test.cc @@ -65,7 +65,7 @@ int window_checker_test(rlc_am_nr_sn_size_t sn_size) timer_handler timers(8); auto& test_logger = srslog::fetch_basic_logger("TESTER "); - test_delimit_logger delimiter("window checkers"); + test_delimit_logger delimiter("window checkers (%d bit SN)", to_number(sn_size)); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am_nr_tx* tx = dynamic_cast(rlc1.get_tx()); @@ -129,7 +129,7 @@ int retx_segmentation_required_checker_test(rlc_am_nr_sn_size_t sn_size) timer_handler timers(8); auto& test_logger = srslog::fetch_basic_logger("TESTER "); - test_delimit_logger delimiter("retx segmentation required checkers"); + test_delimit_logger delimiter("retx segmentation required checkers (%d bit SN)", to_number(sn_size)); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am_nr_tx* tx = dynamic_cast(rlc1.get_tx()); @@ -216,7 +216,7 @@ int basic_test(rlc_am_nr_sn_size_t sn_size) byte_buffer_t pdu_bufs[NBUFS]; auto& test_logger = srslog::fetch_basic_logger("TESTER "); - test_delimit_logger delimiter("basic tx/rx"); + test_delimit_logger delimiter("basic tx/rx (%d bit SN)", to_number(sn_size)); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am rlc2(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_2"), 1, &tester, &tester, &timers); @@ -325,7 +325,7 @@ int lost_pdu_test(rlc_am_nr_sn_size_t sn_size) auto& test_logger = srslog::fetch_basic_logger("TESTER "); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am rlc2(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_2"), 1, &tester, &tester, &timers); - test_delimit_logger delimiter("lost PDU"); + test_delimit_logger delimiter("lost PDU (%d bit SN)", to_number(sn_size)); constexpr uint32_t payload_size = 1; uint32_t header_size = sn_size == rlc_am_nr_sn_size_t::size12bits ? 2 : 3; @@ -460,7 +460,7 @@ int basic_segmentation_test(rlc_am_nr_sn_size_t sn_size) rlc_am_tester tester; timer_handler timers(8); auto& test_logger = srslog::fetch_basic_logger("TESTER "); - test_delimit_logger delimiter("basic segmentation"); + test_delimit_logger delimiter("basic segmentation (%d bit SN)", to_number(sn_size)); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am rlc2(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_2"), 1, &tester, &tester, &timers); @@ -541,7 +541,7 @@ int basic_segmentation_test(rlc_am_nr_sn_size_t sn_size) return SRSRAN_SUCCESS; } -int segment_retx_test() +int segment_retx_test(rlc_am_nr_sn_size_t sn_size) { rlc_am_tester tester; timer_handler timers(8); @@ -550,18 +550,18 @@ int segment_retx_test() auto& test_logger = srslog::fetch_basic_logger("TESTER "); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am rlc2(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_2"), 1, &tester, &tester, &timers); - test_delimit_logger delimiter("segment retx PDU"); + test_delimit_logger delimiter("segment retx PDU (%d bit SN)", to_number(sn_size)); rlc_am_nr_tx* tx1 = dynamic_cast(rlc1.get_tx()); rlc_am_nr_rx* rx1 = dynamic_cast(rlc1.get_rx()); rlc_am_nr_tx* tx2 = dynamic_cast(rlc2.get_tx()); rlc_am_nr_rx* rx2 = dynamic_cast(rlc2.get_rx()); - if (not rlc1.configure(rlc_config_t::default_rlc_am_nr_config())) { + if (not rlc1.configure(rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)))) { return -1; } - if (not rlc2.configure(rlc_config_t::default_rlc_am_nr_config())) { + if (not rlc2.configure(rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)))) { return -1; } @@ -570,21 +570,24 @@ int segment_retx_test() // Push 5 SDUs into RLC1 unique_byte_buffer_t sdu_bufs[NBUFS]; + constexpr uint32_t payload_size = 3; // Give the SDU the size of 3 bytes + uint32_t header_size = sn_size == rlc_am_nr_sn_size_t::size12bits ? 2 : 3; for (int i = 0; i < NBUFS; i++) { sdu_bufs[i] = srsran::make_byte_buffer(); - sdu_bufs[i]->msg[0] = i; // Write the index into the buffer - sdu_bufs[i]->N_bytes = 3; // Give each buffer a size of 3 bytes - sdu_bufs[i]->md.pdcp_sn = i; // PDCP SN for notifications + sdu_bufs[i]->msg[0] = i; // Write the index into the buffer + sdu_bufs[i]->N_bytes = payload_size; // Give each buffer a size of 3 bytes + sdu_bufs[i]->md.pdcp_sn = i; // PDCP SN for notifications rlc1.write_sdu(std::move(sdu_bufs[i])); } - TESTASSERT_EQ(25, rlc1.get_buffer_state()); // 2 Bytes * NBUFFS (header size) + NBUFFS * 3 (data) = 25 + uint32_t expected_buffer_state = (header_size + payload_size) * NBUFS; + TESTASSERT_EQ(expected_buffer_state, rlc1.get_buffer_state()); // Read 5 PDUs from RLC1 (1 byte each) for (int i = 0; i < NBUFS; i++) { - uint32_t len = rlc1.read_pdu(pdu_bufs[i].msg, 5); // 2 bytes for header + 3 byte payload + uint32_t len = rlc1.read_pdu(pdu_bufs[i].msg, header_size + payload_size); pdu_bufs[i].N_bytes = len; - TESTASSERT_EQ(5, len); + TESTASSERT_EQ(header_size + payload_size, len); } TESTASSERT_EQ(0, rlc1.get_buffer_state()); @@ -608,7 +611,7 @@ int segment_retx_test() // Assert status is correct rlc_am_nr_status_pdu_t status_check = {}; - rlc_am_nr_read_status_pdu(&status_buf, rlc_am_nr_sn_size_t::size12bits, &status_check); + rlc_am_nr_read_status_pdu(&status_buf, sn_size, &status_check); TESTASSERT_EQ(3, status_check.ack_sn); // 3 is the next expected SN (i.e. the lost packet.) // Write status PDU to RLC1 @@ -621,18 +624,20 @@ int segment_retx_test() } // t-reassembly has expired. There should be a NACK in the status report. - TESTASSERT_EQ(5, rlc2.get_buffer_state()); + constexpr uint32_t status_pdu_ack_size = 3; + uint32_t status_pdu_nack_size = sn_size == rlc_am_nr_sn_size_t::size12bits ? 2 : 3; + TESTASSERT_EQ(status_pdu_ack_size + status_pdu_nack_size, rlc2.get_buffer_state()); { // Read status PDU from RLC2 byte_buffer_t status_buf; - int len = rlc2.read_pdu(status_buf.msg, 5); + int len = rlc2.read_pdu(status_buf.msg, status_pdu_ack_size + status_pdu_nack_size); status_buf.N_bytes = len; TESTASSERT_EQ(0, rlc2.get_buffer_state()); // Assert status is correct rlc_am_nr_status_pdu_t status_check = {}; - rlc_am_nr_read_status_pdu(&status_buf, rlc_am_nr_sn_size_t::size12bits, &status_check); + rlc_am_nr_read_status_pdu(&status_buf, sn_size, &status_check); TESTASSERT_EQ(5, status_check.ack_sn); // 5 is the next expected SN. TESTASSERT_EQ(1, status_check.N_nack); // We lost one PDU. TESTASSERT_EQ(3, status_check.nacks[0].nack_sn); // Lost PDU SN=3. @@ -641,25 +646,29 @@ int segment_retx_test() rlc1.write_pdu(status_buf.msg, status_buf.N_bytes); // Check there is an Retx of SN=3 - TESTASSERT_EQ(5, rlc1.get_buffer_state()); + TESTASSERT_EQ(header_size + payload_size, rlc1.get_buffer_state()); } + constexpr uint32_t so_size = 2; + constexpr uint32_t segment_size = 1; + uint32_t pdu_size_first = header_size + segment_size; + uint32_t pdu_size_continued = header_size + so_size + segment_size; { // Re-transmit PDU in 3 segments for (int i = 0; i < 3; i++) { byte_buffer_t retx_buf; uint32_t len = 0; if (i == 0) { - len = rlc1.read_pdu(retx_buf.msg, 3); - TESTASSERT_EQ(3, len); + len = rlc1.read_pdu(retx_buf.msg, pdu_size_first); + TESTASSERT_EQ(pdu_size_first, len); } else { - len = rlc1.read_pdu(retx_buf.msg, 5); - TESTASSERT_EQ(5, len); + len = rlc1.read_pdu(retx_buf.msg, pdu_size_continued); + TESTASSERT_EQ(pdu_size_continued, len); } retx_buf.N_bytes = len; rlc_am_nr_pdu_header_t header_check = {}; - uint32_t hdr_len = rlc_am_nr_read_data_pdu_header(&retx_buf, rlc_am_nr_sn_size_t::size12bits, &header_check); + uint32_t hdr_len = rlc_am_nr_read_data_pdu_header(&retx_buf, sn_size, &header_check); // Double check header. TESTASSERT_EQ(3, header_check.sn); // Double check RETX SN if (i == 0) { @@ -679,6 +688,12 @@ int segment_retx_test() rlc_bearer_metrics_t metrics1 = rlc1.get_metrics(); rlc_bearer_metrics_t metrics2 = rlc2.get_metrics(); + uint32_t data_pdu_size = header_size + payload_size; + uint32_t total_tx_pdu_bytes1 = NBUFS * data_pdu_size + pdu_size_first + 2 * pdu_size_continued; + uint32_t total_rx_pdu_bytes1 = 2 * status_pdu_ack_size + status_pdu_nack_size; // Two status PDU (one with a NACK) + uint32_t total_tx_pdu_bytes2 = total_rx_pdu_bytes1; + uint32_t total_rx_pdu_bytes2 = (NBUFS - 1) * data_pdu_size + pdu_size_first + 2 * pdu_size_continued; + // SDU metrics TESTASSERT_EQ(5, metrics1.num_tx_sdus); TESTASSERT_EQ(0, metrics1.num_rx_sdus); @@ -686,12 +701,11 @@ int segment_retx_test() TESTASSERT_EQ(0, metrics1.num_rx_sdu_bytes); TESTASSERT_EQ(0, metrics1.num_lost_sdus); // PDU metrics - TESTASSERT_EQ(5 + 3, metrics1.num_tx_pdus); // 3 re-transmissions - TESTASSERT_EQ(2, metrics1.num_rx_pdus); // Two status PDU - TESTASSERT_EQ(38, metrics1.num_tx_pdu_bytes); // 2 Bytes * NBUFFS (header size) + NBUFFS * 3 (data) + - // 3 (1 retx no SO) + 2 * 5 (2 retx with SO) = 38 - TESTASSERT_EQ(3 + 5, metrics1.num_rx_pdu_bytes); // Two status PDU (one with a NACK) - TESTASSERT_EQ(0, metrics1.num_lost_sdus); // No lost SDUs + TESTASSERT_EQ(5 + 3, metrics1.num_tx_pdus); // 3 re-transmissions + TESTASSERT_EQ(2, metrics1.num_rx_pdus); // Two status PDU + TESTASSERT_EQ(total_tx_pdu_bytes1, metrics1.num_tx_pdu_bytes); + TESTASSERT_EQ(total_rx_pdu_bytes1, metrics1.num_rx_pdu_bytes); + TESTASSERT_EQ(0, metrics1.num_lost_sdus); // No lost SDUs // PDU metrics TESTASSERT_EQ(0, metrics2.num_tx_sdus); @@ -702,8 +716,9 @@ int segment_retx_test() // SDU metrics TESTASSERT_EQ(2, metrics2.num_tx_pdus); // Two status PDUs TESTASSERT_EQ(7, metrics2.num_rx_pdus); // 7 PDUs (8 tx'ed, but one was lost) - TESTASSERT_EQ(5 + 3, metrics2.num_tx_pdu_bytes); // Two status PDU (one with a NACK) - TESTASSERT_EQ(33, metrics2.num_rx_pdu_bytes); // 2 Bytes * (NBUFFS-1) (header size) + (NBUFFS-1) * 3 (data) + TESTASSERT_EQ(total_tx_pdu_bytes2, metrics2.num_tx_pdu_bytes); + TESTASSERT_EQ(total_rx_pdu_bytes2, + metrics2.num_rx_pdu_bytes); // 2 Bytes * (NBUFFS-1) (header size) + (NBUFFS-1) * 3 (data) // 3 (1 retx no SO) + 2 * 5 (2 retx with SO) = 33 TESTASSERT_EQ(0, metrics2.num_lost_sdus); // No lost SDUs @@ -713,7 +728,7 @@ int segment_retx_test() return SRSRAN_SUCCESS; } -int retx_segment_test() +int retx_segment_test(rlc_am_nr_sn_size_t sn_size) { rlc_am_tester tester; timer_handler timers(8); @@ -721,18 +736,18 @@ int retx_segment_test() auto& test_logger = srslog::fetch_basic_logger("TESTER "); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am rlc2(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_2"), 1, &tester, &tester, &timers); - test_delimit_logger delimiter("retx segment PDU"); + test_delimit_logger delimiter("retx segment PDU (%d bit SN)", to_number(sn_size)); rlc_am_nr_tx* tx1 = dynamic_cast(rlc1.get_tx()); rlc_am_nr_rx* rx1 = dynamic_cast(rlc1.get_rx()); rlc_am_nr_tx* tx2 = dynamic_cast(rlc2.get_tx()); rlc_am_nr_rx* rx2 = dynamic_cast(rlc2.get_rx()); - if (not rlc1.configure(rlc_config_t::default_rlc_am_nr_config())) { + if (not rlc1.configure(rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)))) { return -1; } - if (not rlc2.configure(rlc_config_t::default_rlc_am_nr_config())) { + if (not rlc2.configure(rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)))) { return -1; } @@ -792,7 +807,7 @@ int retx_segment_test() // Assert status is correct rlc_am_nr_status_pdu_t status_check = {}; - rlc_am_nr_read_status_pdu(&status_buf, rlc_am_nr_sn_size_t::size12bits, &status_check); + rlc_am_nr_read_status_pdu(&status_buf, sn_size, &status_check); TESTASSERT_EQ(1, status_check.ack_sn); // 1 is the next expected SN (i.e. the first lost packet.) // Write status PDU to RLC1 @@ -817,7 +832,7 @@ int retx_segment_test() // Assert status is correct rlc_am_nr_status_pdu_t status_check = {}; - rlc_am_nr_read_status_pdu(&status_buf, rlc_am_nr_sn_size_t::size12bits, &status_check); + rlc_am_nr_read_status_pdu(&status_buf, sn_size, &status_check); TESTASSERT_EQ(5, status_check.ack_sn); // 5 is the next expected SN. TESTASSERT_EQ(3, status_check.N_nack); // We lost one PDU. TESTASSERT_EQ(1, status_check.nacks[0].nack_sn); // Lost SDU on SN=1. @@ -855,7 +870,7 @@ int retx_segment_test() retx_buf.N_bytes = len; rlc_am_nr_pdu_header_t header_check = {}; - uint32_t hdr_len = rlc_am_nr_read_data_pdu_header(&retx_buf, rlc_am_nr_sn_size_t::size12bits, &header_check); + uint32_t hdr_len = rlc_am_nr_read_data_pdu_header(&retx_buf, sn_size, &header_check); // Double check header. if (i == 0) { TESTASSERT_EQ(1, header_check.sn); // Double check RETX SN @@ -918,7 +933,7 @@ int retx_segment_test() // This test checks whether RLC informs upper layer when max retransmission has been reached // due to lost SDUs as a whole -int max_retx_lost_sdu_test() +int max_retx_lost_sdu_test(rlc_am_nr_sn_size_t sn_size) { rlc_am_tester tester; timer_handler timers(8); @@ -928,9 +943,9 @@ int max_retx_lost_sdu_test() rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); srslog::fetch_basic_logger("RLC_AM_1").set_hex_dump_max_size(100); srslog::fetch_basic_logger("RLC").set_hex_dump_max_size(100); - test_delimit_logger delimiter("max retx lost SDU"); + test_delimit_logger delimiter("max retx lost SDU (%d bit SN)", to_number(sn_size)); - const rlc_config_t rlc_cfg = rlc_config_t::default_rlc_am_nr_config(); + const rlc_config_t rlc_cfg = rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)); if (not rlc1.configure(rlc_cfg)) { return SRSRAN_ERROR; } @@ -988,7 +1003,7 @@ int max_retx_lost_sdu_test() // This test checks whether RLC informs upper layer when max retransmission has been reached // due to lost SDU segments -int max_retx_lost_segments_test() +int max_retx_lost_segments_test(rlc_am_nr_sn_size_t sn_size) { rlc_am_tester tester; timer_handler timers(8); @@ -998,9 +1013,9 @@ int max_retx_lost_segments_test() rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); srslog::fetch_basic_logger("RLC_AM_1").set_hex_dump_max_size(100); srslog::fetch_basic_logger("RLC").set_hex_dump_max_size(100); - test_delimit_logger delimiter("max retx lost SDU segment"); + test_delimit_logger delimiter("max retx lost SDU segment (%d bit SN)", to_number(sn_size)); - const rlc_config_t rlc_cfg = rlc_config_t::default_rlc_am_nr_config(); + const rlc_config_t rlc_cfg = rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)); if (not rlc1.configure(rlc_cfg)) { return SRSRAN_ERROR; } @@ -1094,7 +1109,7 @@ int max_retx_lost_segments_test() } // This test checks the correct functioning of RLC discard functionality -int discard_test() +int discard_test(rlc_am_nr_sn_size_t sn_size) { rlc_am_tester tester; timer_handler timers(8); @@ -1102,16 +1117,17 @@ int discard_test() auto& test_logger = srslog::fetch_basic_logger("TESTER "); rlc_am rlc1(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_1"), 1, &tester, &tester, &timers); rlc_am rlc2(srsran_rat_t::nr, srslog::fetch_basic_logger("RLC_AM_2"), 1, &tester, &tester, &timers); + test_delimit_logger delimiter("discard test (%d bit SN)", to_number(sn_size)); srslog::fetch_basic_logger("RLC_AM_1").set_hex_dump_max_size(100); srslog::fetch_basic_logger("RLC_AM_2").set_hex_dump_max_size(100); srslog::fetch_basic_logger("RLC").set_hex_dump_max_size(100); - if (not rlc1.configure(rlc_config_t::default_rlc_am_nr_config())) { + if (not rlc1.configure(rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)))) { return SRSRAN_ERROR; } - if (not rlc2.configure(rlc_config_t::default_rlc_am_nr_config())) { + if (not rlc2.configure(rlc_config_t::default_rlc_am_nr_config(to_number(sn_size)))) { return SRSRAN_ERROR; } @@ -1165,7 +1181,7 @@ int discard_test() TESTASSERT((2 + 7) == len); // Check that we don't have any SN gaps rlc_am_nr_pdu_header_t header = {}; - rlc_am_nr_read_data_pdu_header(pdu.get(), rlc_am_nr_sn_size_t::size12bits, &header); + rlc_am_nr_read_data_pdu_header(pdu.get(), sn_size, &header); TESTASSERT(header.sn == i); } } @@ -1219,20 +1235,20 @@ int main() // start log back-end srslog::init(); - TESTASSERT(window_checker_test(rlc_am_nr_sn_size_t::size12bits) == SRSRAN_SUCCESS); - TESTASSERT(window_checker_test(rlc_am_nr_sn_size_t::size18bits) == SRSRAN_SUCCESS); - TESTASSERT(retx_segmentation_required_checker_test(rlc_am_nr_sn_size_t::size12bits) == SRSRAN_SUCCESS); - TESTASSERT(retx_segmentation_required_checker_test(rlc_am_nr_sn_size_t::size18bits) == SRSRAN_SUCCESS); - TESTASSERT(basic_test(rlc_am_nr_sn_size_t::size12bits) == SRSRAN_SUCCESS); - TESTASSERT(basic_test(rlc_am_nr_sn_size_t::size18bits) == SRSRAN_SUCCESS); - TESTASSERT(lost_pdu_test(rlc_am_nr_sn_size_t::size12bits) == SRSRAN_SUCCESS); - TESTASSERT(lost_pdu_test(rlc_am_nr_sn_size_t::size18bits) == SRSRAN_SUCCESS); - TESTASSERT(basic_segmentation_test(rlc_am_nr_sn_size_t::size12bits) == SRSRAN_SUCCESS); - TESTASSERT(basic_segmentation_test(rlc_am_nr_sn_size_t::size18bits) == SRSRAN_SUCCESS); - TESTASSERT(segment_retx_test() == SRSRAN_SUCCESS); - TESTASSERT(retx_segment_test() == SRSRAN_SUCCESS); - TESTASSERT(max_retx_lost_sdu_test() == SRSRAN_SUCCESS); - TESTASSERT(max_retx_lost_segments_test() == SRSRAN_SUCCESS); - TESTASSERT(discard_test() == SRSRAN_SUCCESS); + std::initializer_list sn_sizes = {rlc_am_nr_sn_size_t::size12bits, + rlc_am_nr_sn_size_t::size18bits}; + for (auto sn_size : sn_sizes) { + TESTASSERT(window_checker_test(sn_size) == SRSRAN_SUCCESS); + TESTASSERT(retx_segmentation_required_checker_test(sn_size) == SRSRAN_SUCCESS); + TESTASSERT(basic_test(sn_size) == SRSRAN_SUCCESS); + TESTASSERT(lost_pdu_test(sn_size) == SRSRAN_SUCCESS); + TESTASSERT(basic_segmentation_test(sn_size) == SRSRAN_SUCCESS); + TESTASSERT(segment_retx_test(sn_size) == SRSRAN_SUCCESS); + } + rlc_am_nr_sn_size_t sns = rlc_am_nr_sn_size_t::size12bits; + TESTASSERT(retx_segment_test(sns) == SRSRAN_SUCCESS); // Fixme + TESTASSERT(max_retx_lost_sdu_test(sns) == SRSRAN_SUCCESS); // Fixme + TESTASSERT(max_retx_lost_segments_test(sns) == SRSRAN_SUCCESS); // Fixme + TESTASSERT(discard_test(sns) == SRSRAN_SUCCESS); // Fixme return SRSRAN_SUCCESS; }