const expect = require('expect'); const isPlainObject = require('./isPlainObject.js'); test('Testing isPlainObject', () => { //For more information on all the methods supported by tape //Please go to https://github.com/substack/tape expect(typeof isPlainObject === 'function').toBeTruthy(); expect(isPlainObject({ a: 1 })).toBe(true); expect(isPlainObject(new Map())).toBe(false); });