mirror of https://github.com/pvnis/srsRAN_4G.git
Write TPC sched unit test and fix sched logical channel test
Francisco
4 years ago
committed by
Andre Puschmann
parent
8670558692
commit
d42dc50c44
@ -0,0 +1,142 @@
|
|||||||
|
/**
|
||||||
|
*
|
||||||
|
* \section COPYRIGHT
|
||||||
|
*
|
||||||
|
* Copyright 2013-2020 Software Radio Systems Limited
|
||||||
|
*
|
||||||
|
* By using this file, you agree to the terms and conditions set
|
||||||
|
* forth in the LICENSE file which can be found at the top level of
|
||||||
|
* the distribution.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include "srsenb/hdr/stack/mac/sched_ue_ctrl/tpc.h"
|
||||||
|
#include "srslte/common/test_common.h"
|
||||||
|
|
||||||
|
namespace srsenb {
|
||||||
|
|
||||||
|
int test_finite_target_snr()
|
||||||
|
{
|
||||||
|
const uint32_t nof_prbs = 50;
|
||||||
|
const int target_snr = 15;
|
||||||
|
|
||||||
|
tpc tpcfsm(nof_prbs, 15);
|
||||||
|
|
||||||
|
// TEST: While no SNR info is provided, no TPC commands are sent
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
TESTASSERT(tpcfsm.encode_pucch_tpc() == 0);
|
||||||
|
TESTASSERT(tpcfsm.encode_pusch_tpc() == 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
// TEST: current SNR above target SNR. Checks:
|
||||||
|
// - TPC commands should be sent to decrease power
|
||||||
|
// - The sum power of TPC commands should not exceed the difference between current and target SNRs
|
||||||
|
int snr_diff = 10;
|
||||||
|
tpcfsm.set_snr(target_snr + snr_diff);
|
||||||
|
int sum_pusch = 0, sum_pucch = 0;
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
sum_pusch += tpcfsm.encode_pusch_tpc();
|
||||||
|
TESTASSERT(sum_pusch < 0 and sum_pusch >= -snr_diff);
|
||||||
|
sum_pucch += tpcfsm.encode_pucch_tpc();
|
||||||
|
TESTASSERT(sum_pucch < 0 and sum_pucch >= -snr_diff);
|
||||||
|
}
|
||||||
|
|
||||||
|
// TEST: current SNR below target SNR. Checks:
|
||||||
|
// - TPC commands should be sent to increase power
|
||||||
|
// - The sum of TPC commands should not exceed the difference between current and target SNRs
|
||||||
|
snr_diff = -10;
|
||||||
|
tpcfsm.set_snr(target_snr + snr_diff);
|
||||||
|
sum_pusch = 0;
|
||||||
|
sum_pucch = 0;
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
sum_pusch += tpcfsm.encode_pusch_tpc();
|
||||||
|
TESTASSERT(sum_pusch > 0 and sum_pusch <= -snr_diff);
|
||||||
|
sum_pucch += tpcfsm.encode_pucch_tpc();
|
||||||
|
TESTASSERT(sum_pucch > 0 and sum_pucch <= -snr_diff);
|
||||||
|
}
|
||||||
|
|
||||||
|
return SRSLTE_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
int test_undefined_target_snr()
|
||||||
|
{
|
||||||
|
const uint32_t nof_prbs = 50;
|
||||||
|
|
||||||
|
tpc tpcfsm(nof_prbs);
|
||||||
|
TESTASSERT(tpcfsm.max_ul_prbs() == 50);
|
||||||
|
|
||||||
|
// TEST: While the PHR is not updated, a limited number of TPC commands should be sent
|
||||||
|
int sum_pusch = 0, sum_pucch = 0;
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
sum_pusch += tpcfsm.encode_pusch_tpc();
|
||||||
|
sum_pucch += tpcfsm.encode_pucch_tpc();
|
||||||
|
}
|
||||||
|
TESTASSERT(sum_pusch <= 3 and sum_pusch >= -1);
|
||||||
|
TESTASSERT(sum_pucch <= 3 and sum_pucch >= -1);
|
||||||
|
|
||||||
|
// TEST: SNR info should not affect TPC in undefined target SNR mode
|
||||||
|
int snr_info = 10;
|
||||||
|
tpcfsm.set_snr(snr_info);
|
||||||
|
sum_pusch = 0;
|
||||||
|
sum_pucch = 0;
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
sum_pusch += tpcfsm.encode_pusch_tpc();
|
||||||
|
sum_pucch += tpcfsm.encode_pucch_tpc();
|
||||||
|
}
|
||||||
|
TESTASSERT(sum_pusch == 0);
|
||||||
|
TESTASSERT(sum_pucch == 0);
|
||||||
|
|
||||||
|
// TEST: If the PHR allows full utilization of available PRBs, the TPC slightly increments UL Tx power
|
||||||
|
int phr = 30;
|
||||||
|
tpcfsm.set_phr(phr);
|
||||||
|
TESTASSERT(tpcfsm.max_ul_prbs() == 50);
|
||||||
|
sum_pusch = 0;
|
||||||
|
sum_pucch = 0;
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
sum_pusch += tpcfsm.encode_pusch_tpc();
|
||||||
|
sum_pucch += tpcfsm.encode_pucch_tpc();
|
||||||
|
}
|
||||||
|
TESTASSERT(sum_pusch > 0 and sum_pusch <= 3);
|
||||||
|
TESTASSERT(sum_pucch > 0 and sum_pucch <= 3);
|
||||||
|
|
||||||
|
// TEST: PHR is too low to allow all PRBs to be allocated. This event should not affect TPC commands
|
||||||
|
phr = 5;
|
||||||
|
tpcfsm.set_phr(phr);
|
||||||
|
TESTASSERT(tpcfsm.max_ul_prbs() < 50);
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
TESTASSERT(tpcfsm.encode_pusch_tpc() == 0);
|
||||||
|
TESTASSERT(tpcfsm.encode_pucch_tpc() == 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
// TEST: PHR is negative. The TPC should slightly decrease Tx UL power until next PHR
|
||||||
|
phr = -1;
|
||||||
|
tpcfsm.set_phr(phr);
|
||||||
|
TESTASSERT(tpcfsm.max_ul_prbs() == tpc::PHR_NEG_NOF_PRB);
|
||||||
|
sum_pusch = 0;
|
||||||
|
sum_pucch = 0;
|
||||||
|
for (uint32_t i = 0; i < 100; ++i) {
|
||||||
|
tpcfsm.new_tti();
|
||||||
|
sum_pusch += tpcfsm.encode_pusch_tpc();
|
||||||
|
sum_pucch += tpcfsm.encode_pucch_tpc();
|
||||||
|
}
|
||||||
|
TESTASSERT(sum_pusch <= 0 and sum_pusch >= -1);
|
||||||
|
TESTASSERT(sum_pucch <= 0 and sum_pucch >= -1);
|
||||||
|
|
||||||
|
return SRSLTE_SUCCESS;
|
||||||
|
}
|
||||||
|
|
||||||
|
} // namespace srsenb
|
||||||
|
|
||||||
|
int main()
|
||||||
|
{
|
||||||
|
TESTASSERT(srsenb::test_finite_target_snr() == 0);
|
||||||
|
TESTASSERT(srsenb::test_undefined_target_snr() == 0);
|
||||||
|
printf("Success\n");
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue