@Test
public void unspecified_both() throws Exception {

    GeometricParity geometric = new DoubleBond2DParity(new Point2d(-2.6518, 0.1473), new Point2d(-1.8268, 0.1473),
            new Point2d(-3.0643, 0.1473), new Point2d(-1.4143, 0.1473));
    assertEquals(UNSPECIFIED, geometric.parity());
}