EventBridge: put_rule and list_rules should store and retrieve EventBusName property (#3472)

Co-authored-by: Guillermo Arribas <garribas@atlassian.com>

moto/events/models.py

@@ -25,6 +25,7 @@ class Rule(CloudFormationModel):
         self.state = kwargs.get("State") or "ENABLED"
         self.description = kwargs.get("Description")
         self.role_arn = kwargs.get("RoleArn")
+        self.event_bus_name = kwargs.get("EventBusName", "default")
         self.targets = []
 
     @property

moto/events/responses.py

@@ -25,6 +25,7 @@ class EventsHandler(BaseResponse):
             "Description": rule.description,
             "ScheduleExpression": rule.schedule_exp,
             "RoleArn": rule.role_arn,
+            "EventBusName": rule.event_bus_name,
         }
 
     @property
@@ -167,6 +168,7 @@ class EventsHandler(BaseResponse):
         state = self._get_param("State")
         desc = self._get_param("Description")
         role_arn = self._get_param("RoleArn")
+        event_bus_name = self._get_param("EventBusName")
 
         if not name:
             return self.error("ValidationException", "Parameter Name is required.")
@@ -199,6 +201,7 @@ class EventsHandler(BaseResponse):
             State=state,
             Description=desc,
             RoleArn=role_arn,
+            EventBusName=event_bus_name,
         )
 
         return json.dumps({"RuleArn": rule.arn}), self.response_headers