try{
client1.connect("localhost", port);
client2.connect("localhost", port);
client3.connect("localhost", port);
client4.connect("localhost", port);
assertTrue(client1.login(TESTUSER1_USERNAME, TESTUSER_PASSWORD));
assertTrue(client2.login(TESTUSER1_USERNAME, TESTUSER_PASSWORD));
assertTrue(client3.login(TESTUSER1_USERNAME, TESTUSER_PASSWORD));