public void CompareToIsImplemented()
{
Luminosity watt = Luminosity.FromWatts(1);
Assert.Equal(0, watt.CompareTo(watt));
Assert.True(watt.CompareTo(Luminosity.Zero) > 0);
Assert.True(Luminosity.Zero.CompareTo(watt) < 0);
}
public void CompareToThrowsOnNull()
{
Luminosity watt = Luminosity.FromWatts(1);
Assert.Throws <ArgumentNullException>(() => watt.CompareTo(null));
}
public void CompareToThrowsOnTypeMismatch()
{
Luminosity watt = Luminosity.FromWatts(1);
Assert.Throws <ArgumentException>(() => watt.CompareTo(new object()));
}