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