protected MockTransportService serviceB;
@Before
public void setUp() throws Exception {
super.setUp();
threadPool = new ThreadPool(getClass().getName());
serviceA = build(ImmutableSettings.builder().put("name", "TS_A").build(), version0);
nodeA = new DiscoveryNode("TS_A", "TS_A", serviceA.boundAddress().publishAddress(), ImmutableMap.<String, String>of(), version0);
serviceB = build(ImmutableSettings.builder().put("name", "TS_B").build(), version1);
nodeB = new DiscoveryNode("TS_B", "TS_B", serviceB.boundAddress().publishAddress(), ImmutableMap.<String, String>of(), version1);