public void can_find_distance_in_both_directions() { var a = new Vector4D(1, -2, -5, 0); var b = new Vector4D(3, 5, 1, 9); var expected = a.GetDistance(b); var actual = b.GetDistance(a); Assert.Equal(expected, actual); }
public void can_find_distance() { var a = new Vector4D(1, -2, 3, 0); var b = new Vector4D(4, 0, -3, 5); var expected = Math.Sqrt(74); var actual = a.GetDistance(b); Assert.Equal(expected, actual); }