public void ConversionRoundTrip()
{
FuelEfficiency literper100kilometers = FuelEfficiency.FromLitersPer100Kilometers(1);
AssertEx.EqualTolerance(1, FuelEfficiency.FromKilometersPerLiters(literper100kilometers.KilometersPerLiters).LitersPer100Kilometers, KilometersPerLitersTolerance);
AssertEx.EqualTolerance(1, FuelEfficiency.FromLitersPer100Kilometers(literper100kilometers.LitersPer100Kilometers).LitersPer100Kilometers, LitersPer100KilometersTolerance);
AssertEx.EqualTolerance(1, FuelEfficiency.FromMilesPerUkGallon(literper100kilometers.MilesPerUkGallon).LitersPer100Kilometers, MilesPerUkGallonTolerance);
AssertEx.EqualTolerance(1, FuelEfficiency.FromMilesPerUsGallon(literper100kilometers.MilesPerUsGallon).LitersPer100Kilometers, MilesPerUsGallonTolerance);
}
public static FuelEfficiency MilesPerUsGallon <T>(this T value) => FuelEfficiency.FromMilesPerUsGallon(Convert.ToDecimal(value));
public void NumberToMilesPerUsGallonTest() => Assert.Equal(FuelEfficiency.FromMilesPerUsGallon(2), 2.MilesPerUsGallon());