const expect = require('expect'); const drop = require('./drop.js'); test('Testing drop', () => { //For more information on all the methods supported by tape //Please go to https://github.com/substack/tape expect(typeof drop === 'function').toBeTruthy(); expect(drop([1, 2, 3])).toEqual([2,3]); expect(drop([1, 2, 3], 2)).toEqual([3]); expect(drop([1, 2, 3], 42)).toEqual([]); });