public void CanUnlinkTwice()
{
var parent = new ConfigurableDictionaryNode {
Children = new List <ConfigurableDictionaryNode>(), Parent = null
};
var node = new ConfigurableDictionaryNode {
Children = new List <ConfigurableDictionaryNode>(), Parent = parent
};
parent.Children.Add(node);
node.UnlinkFromParent();
Assert.That(node.Parent, Is.Null); // node is now at the root of a hierarchy
// SUT
Assert.DoesNotThrow(() => node.UnlinkFromParent());
}
public void CanUnlink()
{
var parent = new ConfigurableDictionaryNode {
Children = new List <ConfigurableDictionaryNode>(), Parent = null
};
var node = new ConfigurableDictionaryNode {
Children = new List <ConfigurableDictionaryNode>(), Parent = parent
};
parent.Children.Add(node);
// SUT
node.UnlinkFromParent();
Assert.That(parent.Children.Count, Is.EqualTo(0), "Parent should not link to unlinked child");
Assert.That(node.Parent, Is.Null, "Node should not still claim the original parent");
}
