public void RemoveAll()
{
Set.AddAll(UniqueStuff);
object [] removed = new object [] { StuffOne, StuffTwo };
Set.RemoveAll(removed);
Assert.IsTrue(Set.Count == (UniqueStuff.Length - removed.Length));
Assert.IsFalse(Set.Contains(StuffOne));
Assert.IsFalse(Set.Contains(StuffTwo));
Assert.IsTrue(Set.Contains(StuffThree));
}
public void RemoveAll()
{
object[] removed = new object[] { 1, 3 };
Assert.Throws <NotSupportedException>(() => Set.RemoveAll(removed));
}