node-browser-environment/test/Properties arg should set globals.js

Simulates a global browser environment using jsdom

import test from 'ava';
import browserEnv from '../dist';

test(t => {
  t.is(typeof window, 'undefined');
  t.is(typeof document, 'undefined');
  t.is(typeof navigator, 'undefined');
  t.is(typeof HTMLElement, 'undefined');
  browserEnv([]);
  t.is(typeof window, 'undefined');
  t.is(typeof document, 'undefined');
  t.is(typeof navigator, 'undefined');
  t.is(typeof HTMLElement, 'undefined');
  browserEnv(['navigator', 'HTMLElement']);
  t.is(typeof window, 'undefined');
  t.is(typeof document, 'undefined');
  t.not(typeof navigator, 'undefined');
  t.not(typeof HTMLElement, 'undefined');
});