public void MinusYieldsImmutableCone()
{
ISet mySet = new ListSet(new int[] { 1, 2 });
ISet clone = Set.Minus(mySet);
Assert.IsNotNull(clone);
Assert.AreEqual(1, clone.Count);
Assert.Throws <NotSupportedException>(() => clone.Add("bad chair, bad chair"));
}
public void Minus()
{
Set.AddAll(UniqueStuff);
SetForSetOps.AddAll(new object [] { "Bar", StuffOne });
ISet minus = Set.Minus(SetForSetOps);
Assert.IsTrue(minus.Count == UniqueStuff.Length - 1);
Assert.IsFalse(object.ReferenceEquals(minus, Set), "Got back same instance after set operation.");
Assert.IsTrue(Set.Count == UniqueStuff.Length);
Assert.IsTrue(SetForSetOps.Count == 2);
}
public void Minus()
{
ISet actual = Set.Minus(one, two);
Assert.IsNotNull(actual);
Assert.AreEqual(2, actual.Count);
Assert.IsTrue(actual.ContainsAll(new object [] { "Foo", 2 }));
CheckThatOriginalsHaveNotBeenModified();
Assert.IsNull(Set.Minus(null, two));
}