public void ConvertToFurlongsWorksCorrectly()
{
// Arrange
const double Millimeters = 1123456d;
const double Furlongs = 5.58466555d;
// Act
var distance = new Distance(Millimeters);
// Assert
Assert.IsNotNull(distance);
Assert.AreEqual(Furlongs, Math.Round(distance.ToFurlongs(), 8));
}