diff options
author | Harald Welte <laforge@osmocom.org> | 2021-02-03 18:08:29 +0100 |
---|---|---|
committer | Harald Welte <laforge@osmocom.org> | 2021-02-03 19:28:05 +0100 |
commit | f1f23bf7853321db7f8dd3da85e945121a4380b5 (patch) | |
tree | 15341d0344bb591b7aeb09cd1e387d2e0c92574d /fr | |
parent | 02cdc7cf2cde6b1f4499f1dc26a74b1a8e3f7a66 (diff) |
fr: Generalize and document functions
This prepares a lot of the FR_Tests functionality to be re-used in more
test cases.
Change-Id: I95b759ad85d9d1cba1533122672e7ff5628bc014
Diffstat (limited to 'fr')
-rw-r--r-- | fr/FR_Tests.ttcn | 56 |
1 files changed, 36 insertions, 20 deletions
diff --git a/fr/FR_Tests.ttcn b/fr/FR_Tests.ttcn index 2bac1f8e..7ef5f1f5 100644 --- a/fr/FR_Tests.ttcn +++ b/fr/FR_Tests.ttcn @@ -9,8 +9,11 @@ import from BSSGP_Emulation all; import from LLC_Templates all; modulepar { + /* number of BVCs to bring up in one Gb instance */ integer mp_num_bvc := 10; + /* number of UEs to start in each PTP BVC */ integer mp_num_ue_in_bvc := 10; + /* NS configurations; one per NSE; each with any number of NSVC */ NSConfigurations mp_nsconfig := { { nsei := 123, @@ -47,6 +50,7 @@ type component test_CT { port BSSGP_CT_PROC_PT BSSGP_PROC[16]; }; +/* initialize one Gb interface */ private function f_init_gb(inout GbInstance gb, charstring id, integer offset) runs on test_CT { var charstring id_idx := id & int2str(offset); gb.vc_NS := NS_CT.create(id_idx & "-NSemu"); @@ -57,7 +61,8 @@ private function f_init_gb(inout GbInstance gb, charstring id, integer offset) r gb.vc_BSSGP.start(BssgpStart(gb.cfg, testcasename())); } -function f_gen_bvc(integer base, integer idx) return BssgpBvcConfig { +/* generate a BVC dynamically, using distinct number ranges for BVCI, CID, LAC, ... */ +private function f_gen_bvc(integer base, integer idx) return BssgpBvcConfig { var BssgpBvcConfig bvc := { bvci := base + 100 + idx, cell_id := { @@ -102,6 +107,7 @@ private altstep as_ue_tguard() runs on UE_CT { } } +/* first function executed in UE_CT; creates LLC context, registers with BSSGP, starts Tguard */ function f_handler_init(void_fn fn, charstring id, UE_Pars pars) runs on UE_CT { g_pars := pars; llc := f_llc_create(false); @@ -109,12 +115,6 @@ function f_handler_init(void_fn fn, charstring id, UE_Pars pars) runs on UE_CT { g_Tguard.start(g_pars.tguard); activate(as_ue_tguard()); - fn.apply(id); - f_bssgp_client_unregister(g_pars.imsi); -} - -function f_ul_ud(charstring id) runs on UE_CT { - log(id, " Waiting for BVC-UNBLOCK"); timer T := 15.0; T.start; @@ -128,17 +128,12 @@ function f_ul_ud(charstring id) runs on UE_CT { } log (id, " Entering main loop"); - for (var integer num_pkts := 0; num_pkts < 50; num_pkts := num_pkts + 1) { - var integer ran_index := 0; - //BSSGP[ran_index].send(ts_BSSGP_UL_UD(g_pars.tlli, g_pars.bssgp_cell_id[ran_index], llc_enc)); - BSSGP[ran_index].send(ts_LLC_UI(f_rnd_octstring(512), '0000'B, '1'B, 0)) - f_sleep(0.5); - /* 512 bytes + 32 bytes HDR every 0.5s (1088/s) means about 8704/s per UE */ - /* at 100 UE that ends up about 870 kBps */ - } + fn.apply(id); log (id, "Leaving main loop"); + f_bssgp_client_unregister(g_pars.imsi); } +/* start a single UE component; connect it to BSSGP */ function f_start_ue(void_fn fn, charstring id, GbInstance gb, integer imsi_suffix, BSSGP_BVC_CT bvc_comp, float t_guard := 40.0) runs on test_CT return UE_CT { @@ -159,7 +154,9 @@ runs on test_CT return UE_CT } -testcase TC_foo() runs on test_CT { +/* main test case body function; start Gb instances, start UE_CTs on top; wait for termination */ +private function f_tc_body(void_fn ue_fn, integer ue_per_bvc := mp_num_ue_in_bvc, + float delay_between_ue := 0.005, float ue_tguard := 40.0) runs on test_CT { var ro_ue ues := {}; for (var integer i := 0; i < lengthof(mp_nsconfig); i := i+1) { @@ -179,13 +176,14 @@ testcase TC_foo() runs on test_CT { for (var integer i := 0; i < lengthof(mp_nsconfig); i := i+1) { for (var integer j := 0; j < mp_num_bvc; j := j+1) { var BSSGP_BVC_CT bvc_comp := f_bssgp_get_bvci_ct(g_gb[i].cfg.bvc[j].bvci, BSSGP_PROC[i]); - for (var integer k := 0; k < mp_num_ue_in_bvc; k := k+1) { + for (var integer k := 0; k < ue_per_bvc; k := k+1) { var charstring id := "gb" & int2str(i) & "-bvc" & int2str(g_gb[i].cfg.bvc[j].bvci) & "-UEsim" & int2str(k); var UE_CT ue; - ue := f_start_ue(refers(f_ul_ud), id, g_gb[i], i*10000+j*100+k, bvc_comp); + ue := f_start_ue(ue_fn, id, g_gb[i], i*10000+j*100+k, bvc_comp, +ue_tguard); ues := ues & { ue }; /* a bit of staggering to ensure the timers above don't run all at the same time */ - f_sleep(0.005); + f_sleep(delay_between_ue); /* FIXME: as the BSSGP emulation is already running, we must not * take too long to start the UE components. If we do, the * BVC_S_UNBLOCKED notification will arrive before the components @@ -201,8 +199,26 @@ testcase TC_foo() runs on test_CT { setverdict(pass); } +private function f_ul_ud(charstring id) runs on UE_CT +{ + for (var integer num_pkts := 0; num_pkts < 50; num_pkts := num_pkts + 1) { + var integer ran_index := 0; + //BSSGP[ran_index].send(ts_BSSGP_UL_UD(g_pars.tlli, g_pars.bssgp_cell_id[ran_index], llc_enc)); + BSSGP[ran_index].send(ts_LLC_UI(f_rnd_octstring(512), '0000'B, '1'B, 0)) + f_sleep(0.5); + /* 512 bytes + 32 bytes HDR every 0.5s (1088/s) means about 8704/s per UE */ + /* at 100 UE that ends up about 870 kBps */ + } +} +/* Generate uplink-unitdata traffic */ +testcase TC_ul_ud() runs on test_CT +{ + f_tc_body(refers(f_ul_ud)); +} + + control { - execute( TC_foo() ); + execute( TC_ul_ud() ); } } |