Add the UnixCommand, to parse unix-like command options

evennia/commands/default/tests.py

@@ -73,6 +73,9 @@ class CommandTest(EvenniaTest):
             cmdobj.parse()
             cmdobj.func()
             cmdobj.at_post_cmd()
+        except InterruptCommand:
+            pass
+        finally:
             # clean out prettytable sugar. We only operate on text-type
             stored_msg = [args[0] if args and args[0] else kwargs.get("text",utils.to_str(kwargs, force_string=True))
                     for name, args, kwargs in receiver.msg.mock_calls]
@@ -88,11 +91,8 @@ class CommandTest(EvenniaTest):
                     retval = sep1 + msg.strip() + sep2 + returned_msg + sep3
                     raise AssertionError(retval)
             else:
-                returned_msg = "\n".join(stored_msg)
+                returned_msg = "\n".join(str(msg) for msg in stored_msg)
                 returned_msg = ansi.parse_ansi(returned_msg, strip_ansi=noansi).strip()
-        except InterruptCommand:
-            pass
-        finally:
             receiver.msg = old_msg
 
         return returned_msg