@Test
public void make_Kilometers_equator() {

    GeoBoxMaker b = new GeoBoxMaker(DistanceUnits.KILOMETERS);
    Point<Double> p = Point.create(0D,0D);
    Box<Double> box = b.make(p, 111D); // 1 degree ~ 111 kilometers
    Double almostOneDegree = 0.9982469825697909;
    assertEquals(Box.create(-almostOneDegree, -almostOneDegree,
            almostOneDegree, almostOneDegree), box);
}