hlr: stop on various failures

I found some of the tests hard to analyse when geting failures, because they
don't stop the test on failure. Spread some 'mtc.stop' so that the test stops
at the failed message instead of carrying on.

Change-Id: I804aca84d0ccf4767a5c097cf6c882ccbd87c4e1
diff --git a/hlr/HLR_Tests.ttcn b/hlr/HLR_Tests.ttcn
index f309575..f8d7483 100644
--- a/hlr/HLR_Tests.ttcn
+++ b/hlr/HLR_Tests.ttcn
@@ -425,15 +425,19 @@
 		}
 	[exp_fail] GSUP.receive(tr_GSUP_UL_ERR(imsi, ?)) -> value ret {
 		setverdict(fail, "Unexpected UL ERROR Cause");
+		mtc.stop;
 		}
 	[exp_fail] GSUP.receive(tr_GSUP_UL_RES(imsi)) -> value ret {
 		setverdict(fail, "Unexpected UL.res for unknown IMSI");
+		mtc.stop;
 		}
 	[exp_fail] GSUP.receive(tr_GSUP_ISD_REQ(imsi)) -> value ret {
 		setverdict(fail, "Unexpected ISD.req in error case");
+		mtc.stop;
 		}
 	[not exp_fail] GSUP.receive(tr_GSUP_UL_ERR(imsi, ?)) -> value ret {
 		setverdict(fail, "Unexpected UL ERROR");
+		mtc.stop;
 		}
 	[not exp_fail and not isd_done] GSUP.receive(tr_GSUP_ISD_REQ(imsi, msisdn)) -> value ret {
 		GSUP.send(ts_GSUP_ISD_RES(imsi));
@@ -540,12 +544,14 @@
 	alt {
 	[] GSUP.receive(tr_GSUP_PROC_SS_ERR(imsi, sid, ?, ?)) -> value ret {
 		setverdict(fail, "Unexpected PROC_SS ERROR Cause");
+		mtc.stop;
 		}
 	[not exp_ss] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, state, omit)) -> value ret {
 		setverdict(pass);
 		}
 	[exp_ss] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, state, omit)) -> value ret {
 		setverdict(fail, "Unexpected PROC_SS.res without SS IE");
+		mtc.stop;
 		}
 /*
 	[exp_ss] GSUP.receive(tr_GSUP_PROC_SS_RES(imsi, sid, state, decmatch facility)) -> value ret {
@@ -562,9 +568,13 @@
 			setverdict(pass);
 		} else {
 			setverdict(fail, "Unexpected PROC_SS.res with non-matching facility IE");
+			mtc.stop;
 		}
 		}
-	[] GSUP.receive { repeat; }
+	[] GSUP.receive {
+		setverdict(fail, "Unexpected GSUP");
+		mtc.stop;
+		}
 	[] T.timeout {
 		setverdict(fail, "Timeout waiting for PROC_SS response");
 		self.stop;
@@ -593,18 +603,22 @@
 		}
 	[exp_fail] GSUP.receive(tr_GSUP_CHECK_IMEI_ERR(imsi, ?)) -> value pdu {
 		setverdict(fail, "Unexpected CHECK IMEI ERROR Cause: ", pdu);
+		mtc.stop;
 		}
 	[exp_fail] GSUP.receive(tr_GSUP_CHECK_IMEI_RES(imsi, ?)) -> value pdu {
 		setverdict(fail, "Unexpected CHECK IMEI RES instead of ERR");
+		mtc.stop;
 		}
 	[not exp_fail] GSUP.receive(tr_GSUP_CHECK_IMEI_ERR(imsi, ?)) -> value pdu {
 		setverdict(fail, "Unexpected CHECK IMEI ERROR");
+		mtc.stop;
 		}
 	[not exp_fail] GSUP.receive(tr_GSUP_CHECK_IMEI_RES(imsi, result)) -> value pdu {
 		setverdict(pass);
 		}
 	[not exp_fail] GSUP.receive(tr_GSUP_CHECK_IMEI_RES(imsi, ?)) -> value pdu {
 		setverdict(fail, "Unexpected CHECK IMEI RES");
+		mtc.stop;
 		}
 	[] GSUP.receive { repeat; }
 	[] T.timeout {