Function emit

test/unit/sdam/srv_polling.test.ts:244–249

(prev, current)

      ];

      function emit(prev, current) {
        topology.emit(
          'topologyDescriptionChanged',
          new TopologyDescriptionChangedEvent(topology.s.id, prev, current)
        );
      }

      expect(srvPoller.start).to.not.have.been.called;
      emit(topologyDescriptions[0], topologyDescriptions[1]);