@Test
public void testGetId() throws SQLException {

    final Polygon polygon = new Polygon(
            "POLYGON((10 30, 10.5 30, 11 30, 11.5 30, 12 30, 12 30.5, 12 31, 12 31.5, 12 32, 11.5 32, 11 32, 10.5 32, 10 32, 10 31.5, 10 31, 10 30.5, 10 30))");
    final PolarOrbitingPolygon polarOrbitingPolygon = new PolarOrbitingPolygon(83, 14, polygon);
    assertEquals(83, polarOrbitingPolygon.getId());
}