public void AddRangeTests()
{
Tree <string> tree = new Tree <string>("Root");
Tree <string>[] children = { new Tree <string>("Child1"), new Tree <string>("Child2"), new Tree <string>("Child3") };
tree.AddBranches(children);
Assert.AreEqual(3, tree.Branches.Count);
Assert.AreEqual(tree.Branches[0].Value, "Child1");
Assert.AreEqual(tree.Branches[1].Value, "Child2");
Assert.AreEqual(tree.Branches[2].Value, "Child3");
}
public static Tree BuildTree(IEnumerable <TreeBuildingRecord> records)
{
var c = records.Count();
if (c == 0 || c - 1 != records.Select(rec => rec.RecordId).Max())
{
throw new ArgumentException();
}
var tree = new Tree(records.First(r => r.RecordId == 0));
var branches = records.Where(r => r.RecordId > 0).Select(x => new Tree(x));
tree.AddBranches(branches);
return(tree);
}