const expect = require('expect');
const {collectInto} = require('./_30s.js');

test('collectInto is a Function', () => {
  expect(collectInto).toBeInstanceOf(Function);
});
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));
test('Works with multiple promises', () => {
  Pall(p1, p2, p3).then(
    function(val) {
      expect(val).toBe([1, 2, 3]);
    },
    function(reason) {}
  );
});