@Test(expected = UnsupportedOperationException.class)
public void testPutTaskConfigs() {

    Callback<Void> cb = PowerMock.createMock(Callback.class);
    PowerMock.replayAll();
    herder.putTaskConfigs(CONNECTOR_NAME,
            Arrays.asList(Collections.singletonMap("config", "value")),
            cb);
    PowerMock.verifyAll();
}