public void GeoCoordinate_Unit_GetDistanceInMilesFrom_OtherIsEquivalent() { Double latitude = -32; Double longitude = 32; GeoCoordinate target = new GeoCoordinate(latitude, longitude); GeoCoordinate other = new GeoCoordinate(latitude, longitude); Double actual = target.GetDistanceInMilesFrom(other); Assert.AreEqual(0d, actual); }