fix

integrationtests/test.sh

 #!/bin/bash
-if [ $1 != "-force" ]
+if [ "$1" != "-force" ]
 then
     echo "Warning: for these tests, the whole database is deleted. Do you want to proceed? (yes/exit)"
     read safety
-    if [ $safety != "yes" ]
+    if [ -z $safety ]
+    then
+        echo "Exiting..."
+        exit 0
+    elif [ $safety != "yes" ]
     then
         echo "Exiting..."
         exit 0