Neels Hofmeyr has submitted this change and it was merged. ( 
https://gerrit.osmocom.org/13167 )

Change subject: msc: add as_optional_cc_rel to ignore CC REL during call abort 
tests
......................................................................

msc: add as_optional_cc_rel to ignore CC REL during call abort tests

When aborting a call with a Clear Request, it is actually a good idea to
release an ongoing call with a CC Release message from the MSC. Allow this.

Change-Id: I8378f7602fecac8262b31b47ad9327a3782c1bcd
---
M msc/MSC_Tests.ttcn
1 file changed, 23 insertions(+), 9 deletions(-)

Approvals:
  Jenkins Builder: Verified
  Harald Welte: Looks good to me, approved



diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn
index 7129f81..1edc7ad 100644
--- a/msc/MSC_Tests.ttcn
+++ b/msc/MSC_Tests.ttcn
@@ -152,6 +152,10 @@
        }
 }

+private altstep as_optional_cc_rel(CallParameters cpars) runs on BSC_ConnHdlr {
+       [] 
BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_RELEASE(cpars.transaction_id))) { 
repeat; };
+}
+
 function f_init_smpp(charstring id) runs on MTC_CT {
        id := id & "-SMPP";
        var EsmePars pars := {
@@ -1267,7 +1271,13 @@

        BSSAP.send(ts_PDU_DTAP_MO(ts_ML3_MO_CC_SETUP(cpars.transaction_id, 
cpars.called_party)));

+       var default ccrel := activate(as_optional_cc_rel(cpars));
+
        f_expect_clear(185.0);
+
+       deactivate(ccrel);
+
+       f_sleep(1.0);
 }
 testcase TC_mo_setup_and_nothing() runs on MTC_CT {
        var BSC_ConnHdlr vc_conn;
@@ -1477,7 +1487,6 @@
                setverdict(fail, "Timeout waiting for channel release");
                mtc.stop;
                }
-       [] BSSAP.receive { repeat; }
        [] MNCC.receive { repeat; }
        [] GSUP.receive { repeat; }
        [] MGCP.receive(tr_DLCX(?)) -> value mgcp_cmd {
@@ -1487,6 +1496,7 @@
                }
        [] MGCP.receive { repeat; }
        [] as_clear_cmd_compl_disc();
+       [] as_optional_cc_rel(cpars);
        }
 }
 testcase TC_mt_crcx_ran_reject() runs on MTC_CT {
@@ -1873,13 +1883,11 @@
        /* Drop CRCX */
        MGCP.receive(tr_CRCX) -> value mgcp_cmd;

-       /* Drop DTAP Release */
-       
BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_RELEASE(cpars.transaction_id)));
-
-       /* Drop resent DTAP Release */
-       
BSSAP.receive(tr_PDU_DTAP_MT(tr_ML3_MT_CC_RELEASE(cpars.transaction_id)));
+       var default ccrel := activate(as_optional_cc_rel(cpars));

        f_expect_clear(60.0);
+
+       deactivate(ccrel);
 }
 testcase TC_mo_release_timeout() runs on MTC_CT {
        var BSC_ConnHdlr vc_conn;
@@ -3154,10 +3162,16 @@
        f_sleep(1.0);
        BSSAP.send(ts_BSSMAP_ClearRequest(0));

-       MNCC.receive(tr_MNCC_REL_ind(?, ?)) -> value mncc;
+       var default ccrel := activate(as_optional_cc_rel(cpars));

-       BSSAP.receive(tr_BSSMAP_ClearCommand);
-       BSSAP.send(ts_BSSMAP_ClearComplete);
+       interleave {
+       [] MNCC.receive(tr_MNCC_REL_ind(?, ?)) { };
+       [] BSSAP.receive(tr_BSSMAP_ClearCommand) {
+                       BSSAP.send(ts_BSSMAP_ClearComplete);
+               };
+       }
+
+       deactivate(ccrel);

        f_sleep(1.0);
 }

--
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Gerrit-Project: osmo-ttcn3-hacks
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: I8378f7602fecac8262b31b47ad9327a3782c1bcd
Gerrit-Change-Number: 13167
Gerrit-PatchSet: 1
Gerrit-Owner: Neels Hofmeyr <[email protected]>
Gerrit-Reviewer: Harald Welte <[email protected]>
Gerrit-Reviewer: Jenkins Builder (1000002)
Gerrit-Reviewer: Neels Hofmeyr <[email protected]>

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