const test = require('tape'); const groupBy = require('./groupBy.js'); test('Testing groupBy', (t) => { //For more information on all the methods supported by tape //Please go to https://github.com/substack/tape t.true(typeof groupBy === 'function', 'groupBy is a Function'); //t.deepEqual(groupBy(args..), 'Expected'); //t.equal(groupBy(args..), 'Expected'); //t.false(groupBy(args..), 'Expected'); //t.throws(groupBy(args..), 'Expected'); t.end(); });