public void TestParentToChild()
{
var model = new MutableModel();
var factory = new PropertiesTestFactory(model);
var parent = factory.ParentList();
var child = factory.ChildList();
parent.Children.Add(child);
Assert.Equal(parent, child.Parent);
Assert.Contains(child, parent.Children);
Assert.True(parent.Children.Count == 1);
var imodel = model.ToImmutable();
var iparent = parent.ToImmutable(imodel);
var ichild = child.ToImmutable(imodel);
Assert.Equal(iparent, ichild.Parent);
Assert.Contains(ichild, iparent.Children);
Assert.True(iparent.Children.Count == 1);
}
public void TestChildToParentReset()
{
var model = new MutableModel();
var factory = new PropertiesTestFactory(model);
var parent = factory.ParentList();
var child = factory.ChildList();
child.Parent = parent;
Assert.Equal(parent, child.Parent);
Assert.Contains(child, parent.Children);
Assert.True(parent.Children.Count == 1);
child.Parent = null;
Assert.Null(child.Parent);
Assert.True(parent.Children.Count == 0);
var imodel = model.ToImmutable();
var iparent = parent.ToImmutable(imodel);
var ichild = child.ToImmutable(imodel);
Assert.Null(ichild.Parent);
Assert.True(iparent.Children.Count == 0);
}