const expect = require('expect'); const isUpperCase = require('./isUpperCase.js'); test('Testing isUpperCase', () => { //For more information on all the methods supported by tape //Please go to https://github.com/substack/tape expect(typeof isUpperCase === 'function').toBeTruthy(); //t.deepEqual(isUpperCase(args..), 'Expected'); expect(isUpperCase('ABC')).toBe(true); expect(isUpperCase('abc')).toBe(false); expect(isUpperCase('A3@$')).toBe(true); });