Fix test compare output

Author: DifferentialOrange

tests.sh

@@ -35,7 +35,7 @@ do
     if [[ "$1" == "update" ]]; then cp $json $json_e; fi
 
     t="Checking $i..."
-    if diff -urt $json $json_e
+    if diff -urt $json_e $json
     then
         echo $t OK
     else