/*
    TestLL.java
    CIS 260
    2016-03-28
    David Klick

    Program used to test LinkedList class.
*/

public class TestLL {
    public static void main(String[] args) {
        LinkedList<Integer> lst = new LinkedList<>();
        System.out.println("Length of new list: " + lst.length());
        
        System.out.println("Adding 1, 2, 3");
        lst.add(1).add(2).add(3);
        System.out.println("Length of new list: " + lst.length());
        System.out.println("List: " + lst);
        
        System.out.println("Add front 42, add back 19");
        lst.addFront(42).addBack(19);
        System.out.println("Length of new list: " + lst.length());
        System.out.println("List: " + lst);
        
        System.out.println("Adding 20...25 to front");
        for (int i=20; i<=25; i++) lst.addFront(i);
        System.out.println("Length of new list: " + lst.length());
        System.out.println("List: " + lst);
        
        System.out.println("The first item in the list is: " + lst.front());
        System.out.println("The last item in the list is: " + lst.back());
        
        System.out.println("Removing two items from front");
        int item1 = lst.removeFront();
        int item2 = lst.removeFront();
        System.out.println("Removed: " + item1 + ", " + item2);
        System.out.println("Length of new list: " + lst.length());
        System.out.println("List: " + lst);
        
        System.out.println("Removing two items from back");
        item1 = lst.removeBack();
        item2 = lst.removeBack();
        System.out.println("Removed: " + item1 + ", " + item2);
        System.out.println("Length of new list: " + lst.length());
        System.out.println("List: " + lst);
        
        System.out.println("Removing item '20'");
        if (!lst.remove(20)) System.out.println("Failed!");
        System.out.println("Removing item '31'");
        if (!lst.remove(31)) System.out.println("Failed!");
        System.out.println("Length of new list: " + lst.length());
        System.out.println("List: " + lst);
        
        System.out.println("Clearing list");
        while (!lst.isEmpty()) {
            lst.removeFront();
            System.out.println("List: " + lst);
        }
        System.out.println("Length of new list: " + lst.length());
    }
}