code: @Test public void should_fail_if_actual_parent_is_not_expected_parent() throws IOException {
    final Path actualParent=mock(Path.class);
    when(actual.toRealPath()).thenReturn(canonicalActual);
    when(expected.toRealPath()).thenReturn(canonicalExpected);
    when(canonicalActual.getParent()).thenReturn(actualParent);
    try {
      paths.assertHasParent(info,actual,expected);
      wasExpectingAssertionError();
    }
   catch (  AssertionError e) {
      verify(failures).failure(info,shouldHaveParent(actual,actualParent,expected));
    }
  }
  