Common - Tests - Mock Context:

    Topology, TopologyDetails, TopologyEvent, TopologyId, TopologyIdList, TopologyList)

from common.proto.context_pb2_grpc import ContextServiceServicer

from common.tools.grpc.Tools import grpc_message_to_json, grpc_message_to_json_string

from common.tools.object_factory.Device import json_device_id

from common.tools.object_factory.Link import json_link_id

from .InMemoryObjectDatabase import InMemoryObjectDatabase

from .MockMessageBroker import (

    TOPIC_CONNECTION, TOPIC_CONTEXT, TOPIC_DEVICE, TOPIC_LINK, TOPIC_SERVICE, TOPIC_SLICE, TOPIC_TOPOLOGY,

        context_uuid = str(request.topology_id.context_id.context_uuid.uuid)

        container_name = 'topology[{:s}]'.format(context_uuid)

        topology_uuid = request.topology_id.topology_uuid.uuid

        if self.obj_db.has_entry(container_name, topology_uuid):

            # merge device_ids and link_ids from database and request, and update request

            db_topology = self.obj_db.get_entry(container_name, topology_uuid, context)

            device_uuids = set()

            for device_id in request.device_ids: device_uuids.add(device_id.device_uuid.uuid)

            for device_id in db_topology.device_ids: device_uuids.add(device_id.device_uuid.uuid)

            link_uuids = set()

            for link_id in request.link_ids: link_uuids.add(link_id.link_uuid.uuid)

            for link_id in db_topology.link_ids: link_uuids.add(link_id.link_uuid.uuid)

            rw_request = Topology()

            rw_request.CopyFrom(request)

            del rw_request.device_ids[:]

            for device_uuid in sorted(device_uuids):

                rw_request.device_ids.append(DeviceId(**json_device_id(device_uuid)))

            del rw_request.link_ids[:]

            for link_uuid in sorted(link_uuids):

                rw_request.link_ids.append(LinkId(**json_link_id(link_uuid)))

            request = rw_request

        reply,_ = self._set(request, container_name, topology_uuid, 'topology_id', TOPIC_TOPOLOGY)

        context_ = self.obj_db.get_entry('context', context_uuid, context)