testkit: Fix implementation of GetRoutingTable message

Author: bigmontz

packages/testkit-backend/src/request-handlers.js

@@ -307,8 +307,9 @@ export function GetRoutingTable (context, { driverId, database }, wire) {
     driver &&
     driver._getOrCreateConnectionProvider() &&
     driver._getOrCreateConnectionProvider()._routingTableRegistry &&
-    driver._getOrCreateConnectionProvider()._routingTableRegistry.get(null, database)
+    driver._getOrCreateConnectionProvider()._routingTableRegistry.get(database)
 
+  console.log(driver._getOrCreateConnectionProvider()._routingTableRegistry)
   if (routingTable) {
     wire.writeResponse('RoutingTable', {
       database: routingTable.database,