public void IntersectionTest()
{
Multiplicity<int> many = new Multiplicity<int>();
many.AddElement(1);
Multiplicity<int> many2 = new Multiplicity<int>();
Multiplicity<int> result = many.Intersection(many2);
Assert.IsTrue(result.IsEmpty());
}
public void Intersection2Test()
{
Multiplicity <int> multiplicity1 = new Multiplicity <int>();
multiplicity1.Insert(1);
Multiplicity <int> multiplicity2 = new Multiplicity <int>();
multiplicity2.Insert(1);
Multiplicity <int> result = new Multiplicity <int>();
result.Intersection(multiplicity1, multiplicity2);
Assert.IsFalse(result.IsEmpty());
}