public void TestDifference()
{
var m_element1 = new Mock <IElement>(); IElement element1 = m_element1.Object;
var m_element2 = new Mock <IElement>(); IElement element2 = m_element2.Object;
m_element1.SetupGet(n => n.Symbol).Returns("H");
m_element2.SetupGet(n => n.Symbol).Returns("C");
IDifference difference = ElementDiff.Difference(element1, element2);
Assert.IsNotNull(difference);
}
/// <summary>
/// Compare two <see cref="IChemObject"/> classes and return the difference as an <see cref="IDifference"/>.
/// </summary>
/// <param name="first">the first of the two classes to compare</param>
/// <param name="second">the second of the two classes to compare</param>
/// <returns>an <see cref="IDifference"/> representation of the difference between the first and second <see cref="IChemObject"/>.</returns>
public static IDifference Difference(IChemObject first, IChemObject second)
{
if (!(first is IIsotope && second is IIsotope))
{
return(null);
}
var firstElem = (IIsotope)first;
var secondElem = (IIsotope)second;
var totalDiff = new ChemObjectDifference("IsotopeDiff");
totalDiff.AddChild(IntegerDifference.Construct("MN", firstElem.MassNumber, secondElem.MassNumber));
totalDiff.AddChild(DoubleDifference.Construct("EM", firstElem.ExactMass, secondElem.ExactMass));
totalDiff.AddChild(DoubleDifference.Construct("AB", firstElem.Abundance, secondElem.Abundance));
totalDiff.AddChild(ElementDiff.Difference(first, second));
if (totalDiff.ChildCount() > 0)
{
return(totalDiff);
}
else
{
return(null);
}
}