config.setInt("nfs3.mountd.port", 0);
config.setInt("nfs3.server.port", 0);
// Start nfs
Nfs3 nfs3 = new Nfs3(config);
nfs3.startServiceInternal(false);
nfsd = (RpcProgramNfs3) nfs3.getRpcProgram();
securityHandler = Mockito.mock(SecurityHandler.class);
Mockito.when(securityHandler.getUser()).thenReturn(