interview.spec.js

'use strict';

const { SinglyLinkedList, Node } = require('./../interview');

const assert = require('assert');

describe('SingleLinkedList.reverse', function() {
  let linkedList;

  beforeEach(() => {
    linkedList = new SinglyLinkedList();
  });
  
  it('should return an empty linked list when the list is empty', function() {
    linkedList.reverse();
    assert.strictEqual(linkedList.length, 0)
  });

  it('should return the same list when reverse() is called twice', function() {
    linkedList.reverse();
    linkedList.reverse();
    // TODO
  });

  it('should return the exact same linked list when the list has just 1 element', function() {
    const node = new Node(1);
    linkedList.add(node);
    linkedList.reverse();
  });
});