Stuff

import java.util.Random;public class Test {	public static void main(String args[]) {		testBinaryTree();	}		private static void testBinaryTree() {		BinaryTree treeTest = new BinaryTree();		treeTest.insert(null);		Random rand = new Random();		System.out.print("Generated input:");		for(int i=0; i<10; i++) {			int tmp = rand.nextInt(100);			System.out.print(" "+tmp+" ");			treeTest.insert(tmp);		}		System.out.print("\n");		System.out.println("toString() returned: "+treeTest.toString());		System.out.println("search(3) returned: "+treeTest.search(3));		System.out.println("getElementCount() returned: "+treeTest.getElementCount());		System.out.println("getTreeHeight() returned: "+treeTest.getTreeHeight());		System.out.println("getLeafCount() returned: "+treeTest.getLeafCount());	}}