const expect = require('expect'); const collectInto = require('./collectInto.js'); test('Testing collectInto', () => { //For more information on all the methods supported by tape //Please go to https://github.com/substack/tape expect(typeof collectInto === 'function').toBeTruthy(); const Pall = collectInto(Promise.all.bind(Promise)); let p1 = Promise.resolve(1); let p2 = Promise.resolve(2); let p3 = new Promise(resolve => setTimeout(resolve, 2000, 3)); Pall(p1, p2, p3).then(function(val){ expect(val).toEqual([1,2,3]);}, function(reason){}); });