public void FirstChild_WithNodeWithoutChildren_ShouldReturnFalseAndNotMoveCurrent()
{
var node = GetTagNode();
var tree = new NodeTree(node);
var result = tree.FirstChild();
Assert.IsFalse(result);
Assert.AreEqual(node, tree.Current);
}
public void FirstChild_WithNodeWithChildren_ShouldReturnTrueAndMoveCurrentToCurrentsFirstChild()
{
var first = GetTagNode();
var last = GetTagNode();
var node = GetTagNodeWithChildren(first, last);
var tree = new NodeTree(node);
var result = tree.FirstChild();
Assert.IsTrue(result);
Assert.AreEqual(first, tree.Current);
}