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