@Test
public void shouldEvaluateAsValidGivenValidInterface() throws Exception {

  when(mockNetworkInterface.isLoopback()).thenReturn(false);
  when(mockNetworkInterface.isUp()).thenReturn(true);
  boolean isValid = networkInterfaceValidator.isValid(mockNetworkInterface);
  // TODO fix this:
  //assertThat(isValid, is(true));
}