public void PopChild()
{
var n = new MultiTreeNode <string>("1");
n.AddChild(new MultiTreeNode <string>("2"));
n.AddChild(new MultiTreeNode <string>("3"));
Assert.AreEqual(n.GetChildren().Select(t => t.Data), new[] { "3", "2" });
Assert.AreEqual(n.PopChild().Data, "3");
Assert.AreEqual(n.GetChildren().Select(t => t.Data), new[] { "2" }, "Incorrect GetChildren after ChildPop");
}
public void SeveralChildren()
{
var n = new MultiTreeNode <string>("1");
n.AddChild(new MultiTreeNode <string>("2"));
n.AddChild(new MultiTreeNode <string>("3"));
n.AddChild(new MultiTreeNode <string>("4"));
n.AddChild(new MultiTreeNode <string>("5"));
Assert.AreEqual(n.GetChildren().Select(t => t.Data), new[] { "5", "4", "3", "2" });
}
public void OneChild()
{
var n = new MultiTreeNode <string>("1");
n.AddChild(new MultiTreeNode <string>("2"));
Assert.AreEqual(n.GetChildren().Select(t => t.Data), new[] { "2" });
}
public void ManyChildrenCount()
{
var n = new MultiTreeNode <int>(0);
for (var i = 1; i <= 4; i++)
{
n.AddChild(new MultiTreeNode <int>(i));
}
Assert.AreEqual(n.Count, 4, "Child count was incorrect");
}
public void ChildByIdx()
{
var n = new MultiTreeNode <int>(0);
for (var i = 1; i <= 4; i++)
{
n.AddChild(new MultiTreeNode <int>(i));
}
Assert.AreEqual(n[3].Data, 1, "Child by idx was incorrect");
}
public void ParentsAreOk()
{
var n = new MultiTreeNode <int>(0);
for (var i = 1; i <= 4; i++)
{
n.AddChild(new MultiTreeNode <int>(i));
}
foreach (var ch in n.GetChildren())
{
Assert.AreSame(ch.Parent, n, "Parent is incorrect");
}
}
public void ChildByIncorrectIdx()
{
var n = new MultiTreeNode <int>(0);
n.AddChild(new MultiTreeNode <int>(1));
try
{
var x = n[3].Data;
}
catch (ArgumentException)
{
return;
}
Assert.Fail();
}
