runtest.sh: make it work in parallel

tests/run-vtu-test.sh

@@ -42,27 +42,33 @@ echo "######################"
 echo "# Running test '$TEST_NAME'"
 echo "######################"
 
-if ! "$TEST_BINARY" $TEST_ARGS; then
+RND="$RANDOM"
+"$TEST_BINARY" $TEST_ARGS | tee "test-$RND.log"
+RET="${PIPESTATUS[0]}"
+if test "$RET" != "0"; then
     echo "Executing the binary failed!"
+    rm "test-$RND.log"
     exit 1
 fi
 
 case "$TEST_TYPE" in
     "--simulation")
-
         # compare the results
         echo "######################"
         echo "# Comparing results"
         echo "######################"
-        TEST_RESULT=$(ls --sort=time *.vtu *.vtp | head -n 1 2> /dev/null)
+        SIM_NAME=$(grep "Writing result file for" test-$RND.log | sed "s/.*\"\(.*\)\".*/\1/" | head -n1)
+        TEST_RESULT=$(ls $SIM_NAME*.vtu $SIM_NAME*.vtp 2> /dev/null | sort | tail -n 1)
         if ! test -r "$TEST_RESULT"; then
             echo "File $TEST_RESULT does not exist or is not readable"
+            rm "test-$RND.log"
             exit 1
         fi
 
         REFERENCE_RESULT="referencesolutions/$TEST_RESULT"
         if ! test -r "$REFERENCE_RESULT"; then
             echo "File $REFERENCE_RESULT does not exist or is not readable"
+            rm "test-$RND.log"
             exit 1
         fi
         
@@ -71,15 +77,18 @@ case "$TEST_TYPE" in
             echo "The files \"$TEST_RESULT\" and \"$REFERENCE_RESULT\" are different."
             echo "Make sure the contents of \"$TEST_RESULT\" are still valid and "
             echo "make it the reference result if necessary."
+            rm "test-$RND.log"
             exit 1
         fi
         
         # SUCCESS!!!!!!
         echo "Result and reference result are identical" 
+        rm "test-$RND.log"
         exit 0
 
         ;;
     *)
+        rm "test-$RND.log"
         exit 0
         ;;
 esac