ttcn3
/
osmo-ttcn3-hacks
mirror of https://gerrit.osmocom.org/osmo-ttcn3-hacks
10
0
Fork 1
Code Issues Releases Wiki Activity

bts: clean up old tests and make them work again 

Change-Id: Ie9d73cd9777b6fdda5115ed5dc103979d79c8cd9
This commit is contained in:
Eric Wild 2019-06-14 11:44:29 +02:00 committed by laforge
parent 211acc3d45
commit 74f25ae2c3
1 changed files with 83 additions and 133 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

216
bts/BTS_Tests_LAPDm.ttcn
View File

@ -71,201 +71,152 @@ template LAPDm_ph_data t_PH_DATA(template GsmSapi sapi, template boolean sacch,
sapi := sapi,
lapdm := frame
}
/* template for a valid SABM frame */
template LapdmFrame LAPDm_B_SABM(template GsmSapi sapi, octetstring payload) := {
ab := {
addr := tr_LapdmAddr(sapi, false),
ctrl := tr_LapdmCtrlSABM(true),
len := lengthof(payload),
m := false,
el := 1,
payload := payload
}
}
/* template for a valid UA frame */
template LapdmFrame tr_LAPDm_B_UA(template GsmSapi sapi, template octetstring payload) := {
ab := {
addr := tr_LapdmAddr(sapi, false),
ctrl := tr_LapdmCtrlUA(true),
len := ?,
m := false,
el := 1,
payload := payload
}
}
/* template for a valid UA frame */
template LapdmFrame LAPDm_B_UA(template GsmSapi sapi, octetstring payload) := {
ab := {
addr := tr_LapdmAddr(sapi, false),
ctrl := tr_LapdmCtrlUA(true),
len := lengthof(payload),
m := false,
el := 1,
payload := payload
}
}
/* template for a valid UI frame */
template LapdmFrame LAPDm_B_UI(template GsmSapi sapi, octetstring payload) := {
ab := {
addr := tr_LapdmAddr(sapi, true),
ctrl := tr_LapdmCtrlUI(false),
len := lengthof(payload),
m := false,
el := 1,
payload := payload
}
}
template LapdmFrame t_nopayload(template GsmSapi sapi) := {
ab := {
addr := tr_LapdmAddr(sapi, true),
ctrl := ?,
len := 0,
m := false,
el := 1,
payload := ''O
}
}
template LapdmFrame LAPDm_B_DISC(template GsmSapi sapi) modifies t_nopayload := {
ab := {
ctrl := tr_LapdmCtrlDISC(true)
}
}
template LapdmFrame LAPDm_B_RR(template GsmSapi sapi, template uint3_t nr) modifies t_nopayload := {
ab := {
ctrl := tr_LapdmCtrlRR(nr, false)
}
}
function f_test_sabm_results_in_ua(uint8_t sapi, boolean use_sacch, octetstring payload) runs on lapdm_test_CT return boolean {
function f_test_sabm_results_in_ua(uint8_t sapi, boolean use_sacch, octetstring payload) runs on ConnHdlr return boolean {
var LAPDm_ph_data phd;
var boolean result := false;
timer T := 5.0;
f_establish_dcch();
LAPDM.send(t_PH_DATA(sapi, use_sacch, LAPDm_B_SABM(sapi, payload)));
log("====> expecting ", t_PH_DATA(sapi, use_sacch, LAPDm_B_UA(sapi, payload)));
LAPDM.send(t_PH_DATA(sapi, use_sacch, ts_LAPDm_SABM(sapi, c_r:=cr_MO_CMD, p:=false, l3:=payload)));
T.start
alt {
[] LAPDM.receive(t_PH_DATA(?, use_sacch, LAPDm_B_UA(sapi, payload))) { result := true; }
[] LAPDM.receive(t_PH_DATA(?, use_sacch, ?)) -> value phd { log("Other msg on DCH: ", phd); repeat; }
[] LAPDM.receive(t_PH_DATA(?, ?, ?)) -> value phd { log("Other PH-DATA: ", phd); repeat; }
[] LAPDM.receive(t_PH_DATA(?, use_sacch, tr_LAPDm_UA(sapi, cr_MT_RSP, f:=false, l3:=payload))) { result := true; }
[] RSL.receive {repeat;}
[] LAPDM.receive { repeat; }
[] T.timeout { }
}
LAPDM.send(t_PH_DATA(sapi, use_sacch, LAPDm_B_RR(sapi, 0)));
f_release_dcch();
LAPDM.send(t_PH_DATA(sapi, use_sacch, ts_LAPDm_RR(sapi, c_r:=cr_MT_CMD, p:=false, nr:=0)));
return result;
}
testcase TC_sabm_ua_dcch_sapi0() runs on lapdm_test_CT {
f_lapdm_init();
function f_TC_sabm_ua_dcch_sapi0(charstring id) runs on ConnHdlr {
fp_common_init();
RSL.clear;
LAPDM.clear;
var default d := activate(as_ignore_background());
if (not f_test_sabm_results_in_ua(0, false, 'FEFE'O)) {
setverdict(fail);
}
setverdict(pass);
deactivate(d);
fp_common_fini();
}
testcase TC_sabm_ua_dcch_sapi0_nopayload() runs on lapdm_test_CT {
f_lapdm_init();
function f_TC_sabm_ua_dcch_sapi0_nopayload(charstring id) runs on ConnHdlr {
fp_common_init();
RSL.clear;
LAPDM.clear;
var default d := activate(as_ignore_background());
if (f_test_sabm_results_in_ua(0, false, ''O)) {
setverdict(fail, "Initial SABM/UA must contain L3 payload but BTS accepts without");
}
setverdict(pass);
deactivate(d);
fp_common_fini();
}
testcase TC_sabm_ua_dcch_sapi3() runs on lapdm_test_CT {
f_lapdm_init();
function f_TC_sabm_ua_dcch_sapi3(charstring id) runs on ConnHdlr {
fp_common_init();
RSL.clear;
LAPDM.clear;
var default d := activate(as_ignore_background());
if (f_test_sabm_results_in_ua(3, false, 'FEFE'O)) {
setverdict(fail, "Initial SABM/UA must be on SAPI0, but BTS accepts SAPI=3");
}
setverdict(pass);
deactivate(d);
fp_common_fini();
}
testcase TC_sabm_ua_dcch_sapi4() runs on lapdm_test_CT {
f_lapdm_init();
function f_TC_sabm_ua_dcch_sapi4(charstring id) runs on ConnHdlr {
fp_common_init();
RSL.clear;
LAPDM.clear;
var default d := activate(as_ignore_background());
if (f_test_sabm_results_in_ua(4, false, 'FEFE'O)) {
setverdict(fail, "Initial SABM/UA must be on SAPI0, but BTS accepts SAPI=4");
}
setverdict(pass);
deactivate(d);
fp_common_fini();
}
testcase TC_sabm_contention() runs on lapdm_test_CT {
testcase TC_sabm_ua_dcch_sapi0() runs on test_CT {
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
f_testmatrix_each_chan(pars, refers(f_TC_sabm_ua_dcch_sapi0));
}
testcase TC_sabm_ua_dcch_sapi0_nopayload() runs on test_CT {
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
f_testmatrix_each_chan(pars, refers(f_TC_sabm_ua_dcch_sapi0_nopayload));
}
testcase TC_sabm_ua_dcch_sapi3() runs on test_CT {
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
f_testmatrix_each_chan(pars, refers(f_TC_sabm_ua_dcch_sapi3));
}
testcase TC_sabm_ua_dcch_sapi4() runs on test_CT {
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
f_testmatrix_each_chan(pars, refers(f_TC_sabm_ua_dcch_sapi4));
}
function f_TC_sabm_contention(charstring id) runs on ConnHdlr {
var LAPDm_ph_data phd;
const octetstring payload := '0102030405'O;
const GsmSapi sapi := 0;
const boolean use_sacch := false;
timer T := 5.0;
f_lapdm_init();
fp_common_init();
RSL.clear;
LAPDM.clear;
f_establish_dcch();
/* first frame is our real SABM */
LAPDM.send(t_PH_DATA(sapi, use_sacch, LAPDm_B_SABM(sapi, payload)));
LAPDM.send(t_PH_DATA(sapi, use_sacch, ts_LAPDm_SABM(sapi, c_r:=cr_MO_CMD, p:=false, l3:=payload)));
/* second frame is a SABM with different payload, which BTS has to ignore according to 8.4.1.4 */
LAPDM.send(t_PH_DATA(sapi, use_sacch, LAPDm_B_SABM(sapi, 'ABCDEF'O)));
log("====> expecting ", t_PH_DATA(sapi, use_sacch, LAPDm_B_UA(sapi, payload)));
LAPDM.send(t_PH_DATA(sapi, use_sacch, ts_LAPDm_SABM(sapi, c_r:=cr_MO_CMD, p:=false, l3:='ABCDEF'O)));
T.start
alt {
[] LAPDM.receive(t_PH_DATA(?, use_sacch, LAPDm_B_UA(sapi, payload))) { setverdict(pass); repeat; }
[] LAPDM.receive(t_PH_DATA(?, use_sacch, tr_LAPDm_B_UA(sapi, ?))) {
[] LAPDM.receive(t_PH_DATA(?, use_sacch, tr_LAPDm_UA(sapi, cr_MT_RSP, f:=false, l3:=payload))) { setverdict(pass); repeat; }
[] LAPDM.receive(t_PH_DATA(?, use_sacch, tr_LAPDm_UA(sapi, cr_MT_RSP, f:=false, l3:=?))) {
setverdict(fail, "Second SABM was responded to during contention resolution");
}
}
[] RSL.receive {repeat;}
[] LAPDM.receive { repeat };
[] T.timeout { }
}
f_release_dcch();
fp_common_fini();
}
testcase TC_sabm_contention() runs on test_CT {
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
f_testmatrix_each_chan(pars, refers(f_TC_sabm_contention));
}
/* we test that a re-transmitted SABM with identical payload will result in the retransmission of a
* UA. This is required during the contention resolution procedure as specified in 8.4.1.4 */
testcase TC_sabm_retransmit() runs on lapdm_test_CT {
function f_TC_sabm_retransmit(charstring id) runs on ConnHdlr {
const octetstring payload := '00FEFEDEADBEEF'O;
f_lapdm_init();
fp_common_init();
RSL.clear;
LAPDM.clear;
var default d := activate(as_ignore_background());
if (not f_test_sabm_results_in_ua(0, false, payload)) {
setverdict(fail, "UA not received for first SABM");
setverdict(fail);
}
if (not f_test_sabm_results_in_ua(0, false, payload)) {
setverdict(fail, "UA not received for second SABM");
setverdict(fail);
}
setverdict(pass);
deactivate(d);
fp_common_fini();
}
testcase TC_foo() runs on lapdm_test_CT {
var LapdmFrame lf;
/*
var LapdmFrame lf := valueof(LAPDm_B_UA(0, ''O));
log("ENC UA: ", enc_LapdmFrame(lf));
lf := valueof(LAPDm_B_UI(0, ''O));
log("ENC UI B: ", enc_LapdmFrame(lf));
log("ENC UI B: ", enc_LapdmFrameB(lf.b));
log("DEC UI AF: ", dec_LapdmAddressField('03'O));
*/
lf := valueof(LAPDm_B_RR(0, 0));
log("ENC RR: ", enc_LapdmFrame(lf));
lf := valueof(LAPDm_B_UA(0, ''O));
log("ENC UA: ", enc_LapdmFrame(lf));
lf := valueof(LAPDm_B_UI(0, ''O));
log("ENC UI: ", enc_LapdmFrame(lf));
log("DEC UI CU: ", dec_LapdmCtrlU('03'O));
log("DEC UI CT: ", dec_LapdmCtrl('03'O));
log("DEC UA: ", dec_LapdmFrameAB('017301'O));
log("DEC UI: ", dec_LapdmFrameAB('030301'O));
log("DEC I: ", dec_LapdmFrameAB('030001'O));
log("DEC S: ", dec_LapdmFrameAB('030101'O));
log("DEC: ", dec_LapdmFrameAB('030301'O));
log("DEC: ", dec_LapdmFrameAB('0303012B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B2B'O));
testcase TC_sabm_retransmit() runs on test_CT {
var ConnHdlrPars pars := valueof(t_Pars(t_RslChanNr_Bm(1), ts_RSL_ChanMode_SIGN));
f_testmatrix_each_chan(pars, refers(f_TC_sabm_retransmit));
}
/*********************************************************************************
@ -1363,7 +1314,6 @@ testcase TC_sabm_incorrect_c() runs on test_CT {
}
control {
execute(TC_foo());
execute(TC_sabm_ua_dcch_sapi0());
execute(TC_sabm_ua_dcch_sapi0_nopayload());
execute(TC_sabm_ua_dcch_sapi3());