Handle test mode when adding rules

_modules/ufw.py

     __salt__['cmd.run'](cmd)
 
 def add_rule(rule):
-    cmd = "ufw " + rule
+    if __opts__['test']:
+        cmd = "ufw --dry-run " + rule
+    else:
+        cmd = "ufw " + rule
     out = __salt__['cmd.run'](cmd, python_shell=True)
     return out
+

_states/ufw.py

     rule = _as_rule("allow", app=app, interface=interface, protocol=protocol,
                    from_addr=from_addr, from_port=from_port, to_addr=to_addr, to_port=to_port, comment=comment)
 
-    if __opts__['test']:
-        return _test(name, "{0}: {1}".format(name, rule))
-
     try:
         out = __salt__['ufw.add_rule'](rule)
     except (CommandExecutionError, CommandNotFoundError) as e:
     changes = False
     for line in out.split('\n'):
         if line.startswith("Skipping"):
-            continue
+            if __opts__['test']:
+                return _unchanged(name, "{0} was already allowed".format(name))
+                break
+            else:
+                continue
         if line.startswith("Rule added") or line.startswith("Rules updated"):
             changes = True
             break
+        if __opts__['test']:
+            return _test(name, "{0} would have been allowed".format(name))
+            break
         return _error(name, line)
 
     if changes: