var testsContext = require.context('./unit/', true, /.js$/);
testsContext.keys().forEach(testsContext);

import BabelPolyFill from 'babel-polyfill';

var testsContext = require.context('./unit/', true, /.js$/);
testsContext.keys().forEach(testsContext);

Add `babel-polyfill` to test environment
Add `babel-polyfill` to test environment
