public void RemovingAKeyOfOneObjectDoesNotAffectOtherKeysForSameObject()
{
object o = new object();
WeakRefDictionary <object, object> dict = new WeakRefDictionary <object, object>();
dict.Add("foo1", o);
dict.Add("foo2", o);
dict.Remove("foo1");
Assert.Same(o, dict["foo2"]);
}
public void RemovingAKeyDoesNotAffectOtherKeys()
{
object o1 = new object();
object o2 = new object();
WeakRefDictionary <object, object> dict = new WeakRefDictionary <object, object>();
dict.Add("foo1", o1);
dict.Add("foo2", o2);
dict.Remove("foo1");
Assert.Same(o2, dict["foo2"]);
}
public void CanRemoveAnObjectThatWasAlreadyAdded()
{
object o = new object();
WeakRefDictionary <object, object> dict = new WeakRefDictionary <object, object>();
dict.Add("foo", o);
dict.Remove("foo");
Assert.Throws <KeyNotFoundException>(
delegate
{
object unused = dict["foo"];
});
}
public override bool Remove(object key)
{
Guard.ArgumentNotNull(key, "key");
return(references.Remove(key));
}
public void RemovingANonExistantKeyDoesntThrow()
{
WeakRefDictionary <object, object> dict = new WeakRefDictionary <object, object>();
dict.Remove("foo1");
}