Tinker_regulation_mode(): catch PlugwiseException

Author: bouwew

tests/test_smile.py

@@ -581,8 +581,11 @@ async def tinker_regulation_mode(smile):
                 warning = " Negative test"
                 mode = mode[1:]
             _LOGGER.info("%s", f"- Adjusting regulation mode to {mode}{warning}")
-            await smile.set_regulation_mode(mode)
-            _LOGGER.info("  + worked as intended")
+            try:
+                await smile.set_regulation_mode(mode)
+                _LOGGER.info("  + worked as intended")
+            except pw_exceptions.PlugwiseException:
+                _LOGGER.info("  + failed as expected")
 
     @staticmethod
     async def tinker_max_boiler_temp(smile):