1
0
mirror of https://github.com/kremalicious/metamask-extension.git synced 2024-12-23 01:39:44 +01:00
metamask-extension/test/helper.js

57 lines
1.7 KiB
JavaScript

import Enzyme from 'enzyme'
import Adapter from 'enzyme-adapter-react-15'
Enzyme.configure({ adapter: new Adapter() })
// disallow promises from swallowing errors
enableFailureOnUnhandledPromiseRejection()
// logging util
var log = require('loglevel')
log.setDefaultLevel(5)
global.log = log
//
// polyfills
//
// dom
require('jsdom-global')()
// localStorage
window.localStorage = {}
// crypto.getRandomValues
if (!window.crypto) window.crypto = {}
if (!window.crypto.getRandomValues) window.crypto.getRandomValues = require('polyfill-crypto.getrandomvalues')
function enableFailureOnUnhandledPromiseRejection () {
// overwrite node's promise with the stricter Bluebird promise
global.Promise = require('bluebird')
// modified from https://github.com/mochajs/mocha/issues/1926#issuecomment-180842722
// rethrow unhandledRejections
if (typeof process !== 'undefined') {
process.on('unhandledRejection', function (reason) {
throw reason
})
} else if (typeof window !== 'undefined') {
// 2016-02-01: No browsers support this natively, however bluebird, when.js,
// and probably other libraries do.
if (typeof window.addEventListener === 'function') {
window.addEventListener('unhandledrejection', function (evt) {
throw evt.detail.reason
})
} else {
var oldOHR = window.onunhandledrejection
window.onunhandledrejection = function (evt) {
if (typeof oldOHR === 'function') oldOHR.apply(this, arguments)
throw evt.detail.reason
}
}
} else if (typeof console !== 'undefined' &&
typeof (console.error || console.log) === 'function') {
(console.error || console.log)('Unhandled rejections will be ignored!')
}
}