testing rules

.gitlab-ci.yml

 variables:
   GLOBAL1: "test!"
   GLOBAL2: "$GLOBAL1"
+  GLOBAL4: ""
 
 
 .run:
@@ -21,7 +22,7 @@ variables:
     - echo "$GLOBAL4"
   rules:
     - if: $GLOBAL3 == ""
-      when: on_success
+      when: always
       variables:
         GLOBAL3: "test!"
     - if: $GLOBAL4 == ""