const expect = require('expect'); const toOrdinalSuffix = require('./toOrdinalSuffix.js'); test('Testing toOrdinalSuffix', () => { //For more information on all the methods supported by tape //Please go to https://github.com/substack/tape expect(typeof toOrdinalSuffix === 'function').toBeTruthy(); expect(toOrdinalSuffix('123')).toBe('123rd'); expect(toOrdinalSuffix(5)).toBe('5th'); expect(toOrdinalSuffix(1)).toBe('1st'); expect(toOrdinalSuffix(0)).toBe('0th'); });