### Question:
SpringCloudHttpBackupCommandRouter extends SpringCloudCommandRouter { @GetMapping public MessageRoutingInformation getLocalMessageRoutingInformation() { return messageRoutingInfo; } protected  SpringCloudHttpBackupCommandRouter(Builder builder); static Builder builder(); @Override void updateMembership(int loadFactor, CommandMessageFilter commandFilter); @GetMapping MessageRoutingInformation getLocalMessageRoutingInformation();  }### Answer:
@Test public void testGetLocalMessageRoutingInformationReturnsNullIfMembershipIsNeverUpdated() { assertNull(testSubject.getLocalMessageRoutingInformation()); }