fixed linked tree

com/xgiovio/LinkedTreeTest.java

@@ -0,0 +1,46 @@
+package com.xgiovio;
+
+import tree.LinkedTree;
+
+/**
+ * Created with MONSTER.
+ * User: xgiovio
+ * Date: 23/04/2014
+ * Time: 21:46
+ */
+public class LinkedTreeTest {
+
+    public static void main(String[] args) {
+
+        LinkedTree<Integer> a = new LinkedTree<Integer>();
+        System.out.println(a.size());
+        System.out.println(a.isEmpty());
+        System.out.println(a);
+
+
+        a.addRoot(10);
+        System.out.println(a.size());
+        System.out.println(a.isEmpty());
+        System.out.println(a);
+        System.out.println(a.height());
+
+        a.addChild(15,a.root());
+        a.addChild(30,a.root());
+        System.out.println(a.size());
+        System.out.println(a.isEmpty());
+        System.out.println(a);
+
+        a.addChild(100,a.children(a.root()).iterator().next());
+        System.out.println(a.size());
+        System.out.println(a.isEmpty());
+        System.out.println(a);
+
+        System.out.println(a.height());
+
+
+
+
+
+    }
+
+}