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