@Test
  public void testAppendPeerTableCFs() throws Exception {
    // Add a valid peer
    admin.addPeer(ID_ONE, KEY_ONE);

    admin.appendPeerTableCFs(ID_ONE, "t1");
    assertEquals("t1", admin.getPeerTableCFs(ID_ONE));

    // append table t2 to replication
    admin.appendPeerTableCFs(ID_ONE, "t2");
    String peerTablesOne = admin.getPeerTableCFs(ID_ONE);

    // Different jdk's return different sort order for the tables. ( Not sure on why exactly )
    //
    // So instead of asserting that the string is exactly we
    // assert that the string contains all tables and the needed separator.
    assertTrue("Should contain t1", peerTablesOne.contains("t1"));
    assertTrue("Should contain t2", peerTablesOne.contains("t2"));
    assertTrue("Should contain ; as the seperator", peerTablesOne.contains(";"));

    // append table column family: f1 of t3 to replication
    admin.appendPeerTableCFs(ID_ONE, "t3:f1");
    String peerTablesTwo = admin.getPeerTableCFs(ID_ONE);
    assertTrue("Should contain t1", peerTablesTwo.contains("t1"));
    assertTrue("Should contain t2", peerTablesTwo.contains("t2"));
    assertTrue("Should contain t3:f1", peerTablesTwo.contains("t3:f1"));
    assertTrue("Should contain ; as the seperator", peerTablesTwo.contains(";"));
    admin.removePeer(ID_ONE);
  }
  @Test
  public void testRemovePeerTableCFs() throws Exception {
    // Add a valid peer
    admin.addPeer(ID_ONE, KEY_ONE);
    try {
      admin.removePeerTableCFs(ID_ONE, "t3");
      assertTrue(false);
    } catch (ReplicationException e) {
    }
    assertEquals("", admin.getPeerTableCFs(ID_ONE));

    admin.setPeerTableCFs(ID_ONE, "t1;t2:cf1");
    try {
      admin.removePeerTableCFs(ID_ONE, "t3");
      assertTrue(false);
    } catch (ReplicationException e) {
    }
    assertEquals("t1;t2:cf1", admin.getPeerTableCFs(ID_ONE));

    try {
      admin.removePeerTableCFs(ID_ONE, "t1:f1");
      assertTrue(false);
    } catch (ReplicationException e) {
    }
    admin.removePeerTableCFs(ID_ONE, "t1");
    assertEquals("t2:cf1", admin.getPeerTableCFs(ID_ONE));

    try {
      admin.removePeerTableCFs(ID_ONE, "t2");
      assertTrue(false);
    } catch (ReplicationException e) {
    }
    admin.removePeerTableCFs(ID_ONE, "t2:cf1");
    assertEquals("", admin.getPeerTableCFs(ID_ONE));
    admin.removePeer(ID_ONE);
  }