Add skip_validation list to CentralSystem to allow non-validated responses (#200)

This can contain a list of Actions that have validation turned off

For example you can do the following: skip_validation.append(Action.boot_notification)
to turn off validation during BootNotification responses

Signed-off-by: Kai-Uwe Hermann <kai-uwe.hermann@pionix.de>

Author: hikinggrass

everest-testing/src/everest/testing/ocpp_utils/central_system.py

@@ -63,6 +63,7 @@ def __init__(self,  chargepoint_id, ocpp_version, port: Optional[int] = None):
         self.chargepoint = None
         self.chargepoint_set_event = asyncio.Event()
         self.function_overrides = []
+        self.skip_validation = []
 
     async def on_connect(self, websocket):
         """ For every new charge point that connects, create a ChargePoint
@@ -103,6 +104,8 @@ async def on_connect(self, websocket):
             for override in self.function_overrides:
                 setattr(self.chargepoint, override[0], override[1])
             self.chargepoint.route_map = create_route_map(self.chargepoint)
+            for action in self.skip_validation:
+                self.chargepoint.route_map[action]["_skip_schema_validation"] = True
 
             self.chargepoint_set_event.set()
             await self.chargepoint.start()