osmith has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-ttcn3-hacks/+/31557 )
Change subject: TC_assignment_csd: expect BSC to handle CSD ......................................................................
TC_assignment_csd: expect BSC to handle CSD
Related: OS#4393 Change-Id: Iff19dc704af09d09d2265d8da38fc745a3936ce4 --- M bsc/BSC_Tests.ttcn M library/BSSMAP_Templates.ttcn 2 files changed, 51 insertions(+), 5 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-ttcn3-hacks refs/changes/57/31557/1
diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn index 965873e..f6f1219 100644 --- a/bsc/BSC_Tests.ttcn +++ b/bsc/BSC_Tests.ttcn @@ -1837,13 +1837,40 @@ } return dt; } -testcase TC_assignment_csd() runs on test_CT { - var template PDU_BSSAP exp_fail := tr_BSSMAP_AssignmentFail; + +private function f_tc_assignment_csd(charstring id) runs on MSC_ConnHdlr { + var template PDU_BSSAP exp_compl := f_gen_exp_compl(); var PDU_BSSAP ass_cmd := f_gen_ass_req(); + var octetstring oct5; + ass_cmd.pdu.bssmap.assignmentRequest.channelType := valueof(ts_BSSMAP_IE_ChannelTypeCSD); - //exp_fail.pdu.bssmap.assignmentFailure.cause.causeValue := int2bit(enum2int(GSM0808_CAUSE_REQ_CODEC_TYPE_OR_CONFIG_UNAVAIL), 7); - var DchanTuple dt := f_assignment_exp(ass_cmd, exp_fail, "BSC accepted Assignment for CSD"); - f_perform_clear_test_ct(dt); + ass_cmd.pdu.bssmap.assignmentRequest.codecList := valueof(ts_BSSMAP_IE_CodecList({ts_CodecCSData})); + + /* See 3GPP TS 48.008 § 3.2.2.11 Channel Type, octet 5 */ + oct5 := bit2oct('00010001'B); /* 4800 bps / transparent */ + ass_cmd.pdu.bssmap.assignmentRequest.channelType.speechId_DataIndicator := oct5; + + f_establish_fully(ass_cmd, exp_compl); + f_perform_clear(); +} +testcase TC_assignment_csd() runs on test_CT { + if (Misc_Helpers.f_osmo_repo_is("nightly")) { /* osmo-bsc > 1.10.0 */ + var MSC_ConnHdlr vc_conn; + var TestHdlrParams pars := f_gen_test_hdlr_pars(); + pars.encr := valueof(t_EncrParams('01'O, f_rnd_octstring(8))); + + f_init(1, true); + f_sleep(1.0); + vc_conn := f_start_handler(refers(f_tc_assignment_csd), pars); + vc_conn.done; + } else { + var template PDU_BSSAP exp_fail := tr_BSSMAP_AssignmentFail; + var PDU_BSSAP ass_cmd := f_gen_ass_req(); + ass_cmd.pdu.bssmap.assignmentRequest.channelType := valueof(ts_BSSMAP_IE_ChannelTypeCSD); + //exp_fail.pdu.bssmap.assignmentFailure.cause.causeValue := int2bit(enum2int(GSM0808_CAUSE_REQ_CODEC_TYPE_OR_CONFIG_UNAVAIL), 7); + var DchanTuple dt := f_assignment_exp(ass_cmd, exp_fail, "BSC accepted Assignment for CSD"); + f_perform_clear_test_ct(dt); + } f_shutdown_helper(); }
diff --git a/library/BSSMAP_Templates.ttcn b/library/BSSMAP_Templates.ttcn index 1eebb02..cbf1981 100644 --- a/library/BSSMAP_Templates.ttcn +++ b/library/BSSMAP_Templates.ttcn @@ -603,6 +603,15 @@ codecType := FR_AMR_WB, s0_7 := '00000001'B } +template (value) BSSMAP_FIELD_CodecElement ts_CodecCSData modifies ts_CodecBase := { + codecType := CodecExtension, + tF := '0'B, /* Spare */ + pT := '0'B, /* CSDoTDM */ + pI := '1'B, /* CSDoIP */ + fI := '0'B, /* Spare */ + extendedCodecType := 'FD'O, /* CSData */ + s0_7 := '00000000'B /* R2, R3, Spare */ +} template BSSMAP_IE_SpeechCodecList ts_BSSMAP_IE_CodecList(template BSSMAP_FIELD_CodecElements elem) := { elementIdentifier := '7D'O, lengthIndicator := 0, /* overwritten */
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osmith