Merge branch 'check_ART-ref' into '21.1'

Add art-result code when references are missing

See merge request atlas/athena!16122

Former-commit-id: 6b715a6c9242ad95d616b20c678d2910e60a3e26

Trigger/TrigValidation/TriggerTest/test/exec_art_triggertest_post.sh

@@ -37,11 +37,11 @@ grep REGTEST athena.log > athena.regtest
 
 if [ -f ${REF_FOLDER}/athena.regtest ]; then
   echo $(date "+%FT%H:%M %Z")"     Running regtest"
-  grep REGTEST athena.log > athena.regtest
   timeout 1m regtest.pl --inputfile athena.regtest --reffile ${REF_FOLDER}/athena.regtest | tee regtest.log
   echo "art-result: ${PIPESTATUS[0]} RegTest"
 else
   echo $(date "+%FT%H:%M %Z")"     No reference athena.regtest found in ${REF_FOLDER}"
+  echo "art-result: 5 RegTest"
 fi
 
 if [ -f ${REF_FOLDER}/expert-monitoring.root ]; then
@@ -53,6 +53,8 @@ if [ -f ${REF_FOLDER}/expert-monitoring.root ]; then
   echo "art-result: ${PIPESTATUS[0]} CheckCounts"
 else
   echo $(date "+%FT%H:%M %Z")"     No reference expert-monitoring.root found in ${REF_FOLDER}"
+  echo "art-result:  5 RootComp"
+  echo "art-result:  5 CheckCounts"
 fi
 
 if [ -f trig_cost.root ]; then