public void SortChildrenAfterDisposeThrowsException()
{
var node = new DummyNavigable("node");
using var child = new DummyNavigable("child");
node.Add(child);
node.Dispose();
Assert.That(() => node.SortChildren(), Throws.TypeOf <ObjectDisposedException>());
Assert.That(() => node.SortChildren(new ReverseNodeComparer()), Throws.TypeOf <ObjectDisposedException>());
Assert.That(
() => node.SortChildren((x, y) => string.Compare(y.Name, x.Name, StringComparison.CurrentCulture)),
Throws.TypeOf <ObjectDisposedException>());
}
public void SortChildrenWithComparison()
{
using DummyNavigable parent = new DummyNavigable("Parent");
using DummyNavigable child1 = new DummyNavigable("Child1");
using DummyNavigable child2 = new DummyNavigable("Child2");
using DummyNavigable subchild1 = new DummyNavigable("Subchild1");
using DummyNavigable subchild2 = new DummyNavigable("Subchild2");
child1.Add(subchild1);
child1.Add(subchild2);
parent.Add(child1);
parent.Add(child2);
Assert.That(parent.Children[0].Name, Is.EqualTo("Child1"));
Assert.That(parent.Children[1].Name, Is.EqualTo("Child2"));
Assert.That(child1.Children[0].Name, Is.EqualTo("Subchild1"));
Assert.That(child1.Children[1].Name, Is.EqualTo("Subchild2"));
parent.SortChildren((x, y) => string.Compare(y.Name, x.Name, StringComparison.CurrentCulture));
Assert.That(parent.Children[0].Name, Is.EqualTo("Child2"));
Assert.That(parent.Children[1].Name, Is.EqualTo("Child1"));
Assert.That(child1.Children[0].Name, Is.EqualTo("Subchild2"));
Assert.That(child1.Children[1].Name, Is.EqualTo("Subchild1"));
}
public void SortChildrenWithCustomComparer()
{
using DummyNavigable parent = new DummyNavigable("Parent");
using DummyNavigable child1 = new DummyNavigable("Child1");
using DummyNavigable child2 = new DummyNavigable("Child2");
using DummyNavigable subchild1 = new DummyNavigable("Subchild1");
using DummyNavigable subchild2 = new DummyNavigable("Subchild2");
child1.Add(subchild1);
child1.Add(subchild2);
parent.Add(child1);
parent.Add(child2);
Assert.That(parent.Children[0].Name, Is.EqualTo("Child1"));
Assert.That(parent.Children[1].Name, Is.EqualTo("Child2"));
Assert.That(child1.Children[0].Name, Is.EqualTo("Subchild1"));
Assert.That(child1.Children[1].Name, Is.EqualTo("Subchild2"));
parent.SortChildren(new ReverseNodeComparer());
Assert.That(parent.Children[0].Name, Is.EqualTo("Child2"));
Assert.That(parent.Children[1].Name, Is.EqualTo("Child1"));
Assert.That(child1.Children[0].Name, Is.EqualTo("Subchild2"));
Assert.That(child1.Children[1].Name, Is.EqualTo("Subchild1"));
}