nadia_fix2: fixing error code handling

Change-Id: I04e2ad79cb1fbc042234222f3314ecf021964bbb
Signed-off-by: József Gyürüsi <jozsef.gyurusi@ericsson.com>

test/Selenium/runTestsWithXvfb.sh

@@ -24,8 +24,9 @@ if [ "$?" == "0" ]; then
     
     echo "INFO: Running the tests"
     python3 runTests.py
-    if [ "$?" == "0" ]; then
-      echo "ERROR: Running of the tests failed"
+    result=$?
+    if [ "$result" != "0" ]; then
+      echo "ERROR: Running of the tests failed. Exit status: $result"
       exit 1
     fi
     
@@ -49,8 +50,9 @@ else
     export DISPLAY=:999.0
 
     chmod u+x runTests.py
-    result=$(python3 runTests.py)
-    if [ "$result" == "0" ]; then
+    python3 runTests.py
+    result=$?
+    if [ "$result" != "0" ]; then
       echo "ERROR: Running of the tests failed. Exit status: $result"
       exit 1
     fi