public void ChangeParent()
{
Task parent_1 = new Task();
Task parent_2 = new Task();
Task child = new Task();
parent_1.AddChild(child);
Assert.That(child.Parent, Is.EqualTo(parent_1));
Assert.That(parent_1.Children.Count, Is.EqualTo(1));
Assert.That(parent_1.Children.Contains(child));
child.ChangeParent(parent_2);
Assert.That(child.Parent, Is.EqualTo(parent_2));
Assert.That(parent_1.Children.IsNullOrEmpty(), Is.True);
Assert.That(parent_2.Children.Count, Is.EqualTo(1));
Assert.That(parent_2.Children.Contains(child));
}
private void setParent(Task task, LiteItemModel parent)
{
if (parent.Id.HasValue)
{
Task newParent = session.Load<Task>(parent.Id);
task.ChangeParent(newParent);
}
else
{
task.RemoveParent();
}
}
public void ChangeParent_When_New_Parent_Is_Old_Parent()
{
Task parent = new Task();
Task child_1 = new Task();
Task child_2 = new Task();
parent.AddChild(child_1);
parent.AddChild(child_2);
child_1.ChangeParent(parent);
Assert.That(child_1.Parent, Is.EqualTo(parent));
Assert.That(child_1.Sequence, Is.EqualTo(1));
Assert.That(child_2.Parent, Is.EqualTo(parent));
Assert.That(child_2.Sequence, Is.EqualTo(2));
Assert.That(parent.Children.Count, Is.EqualTo(2));
Assert.That(parent.Children.Contains(child_1));
Assert.That(parent.Children.Contains(child_1));
}
public void ChangeParent_When_Child_Has_No_Parent()
{
Task new_parent = new Task();
Task child = new Task();
child.ChangeParent(new_parent);
Assert.That(child.Parent, Is.EqualTo(new_parent));
Assert.That(new_parent.Children.Count, Is.EqualTo(1));
Assert.That(new_parent.Children.Contains(child));
}
