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也有类似的问题,但似乎并没有明确的答案,大多数答案都是旧的并且已被弃用。这就是为什么我问这个。将jQuery作为依赖的Mocha测试模块
所以我有这样
// B2CPopup_methods_test.js
import './domTestsHelper'
import { expect } from 'chai'
import newB2CPopup from './popupFromDbBoilerplate'
describe('B2CPopup class method - ',() => {
const popup = newB2CPopup
it('prependHTMLToDOM prepends html to dom',() => {
popup.prependHTMLToDOM()
expect($('.b2cPopupOverlay')).to.exist
})
})
和我domTestsHelper.js
测试看起来像这样
import jquery from 'jquery'
import jsdom from 'jsdom'
import chai from 'chai'
import chaiJquery from 'chai-jquery'
// Set up testing environment to run like a browser in the command line
const { JSDOM } = jsdom
const { window } = new JSDOM('<!doctype html><html><body></body></html>')
const $ = jquery(window)
chaiJquery(chai, chai.util, $)
export { $ }
最后,我测试文件是
// B2CPopup.js
import $ from 'jquery'
export default class B2CPopup {
constructor ({ _id, options }, html) {
this._id = _id
this.options = options
this.html = html
}
start =() => {}
createOptions =() => {}
prependHTMLToDOM =() => $(this.html).prependTo('body')
show =() => {}
}
当然,我测试失败,出现此错误
Error: jQuery requires a window with a document