reactjs – 测试React Select组件
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https://github.com/JedWatson/react-select
我想使用React-Select react组件,但我需要添加测试. 我已经尝试了谷歌发现的几个选项,但似乎没有任何效果.我有下面的代码,但它不会导致更改事件.我已经能够添加一个焦点事件,它增加了’is-focusedsed’类,但’is-open’类仍然缺失. 我用过:https://github.com/JedWatson/react-select/blob/master/test/Select-test.js作为参考 我曾尝试仅在输入字段上使用更改事件,但这也没有帮助.我注意到select有一个onInputChange = {this.change}. 测试 import Home from '../../src/components/home';
import { mount } from 'enzyme'
describe('Home',() => {
it("renders home",() => {
const component = mount(<Home/>);
// default class on .Select div
// "Select foobar Select--single is-searchable"
const select = component.find('.Select');
// After focus event
// "Select foobar Select--single is-searchable is-focussed"
// missing is-open
TestUtils.Simulate.focus(select.find('input'));
//this is not working
TestUtils.Simulate.keyDown(select.find('.Select-control'),{ keyCode: 40,key: 'ArrowDown' });
TestUtils.Simulate.keyDown(select.find('.Select-control'),{ keyCode: 13,key: 'Enter' });
// as per code below I expect the h2 to have the select value in it eg 'feaure'
});
});
被测组件 import React,{ Component } from 'react';
import Select from 'react-select';
class Home extends Component {
constructor(props) {
super(props);
this.state = {
message: "Please select option"};
this.change = this.change.bind(this);
}
change(event) {
if(event.value) {
this.setState({message: event.label});
}
}
render () {
const options = [ {label: 'bug',value: 1},{label: 'feature',value: 2 },{label: 'documents',value: 3},{label: 'discussion',value: 4}];
return (
<div className='content xs-full-height'>
<div>
<h2>{this.state.message}</h2>
<Select
name="select"
value={this.state.message}
options={options}
onInputChange={this.change}
onChange={this.change}
/>
</div>
</div>
);
}
}
export default Home;
命令行 >> npm run test 并在package.js我有这个脚本: "test": "mocha --compilers js:babel-core/register -w test/browser.js ./new", 测试设置 和browser.js是: import 'babel-register';
import jsdom from 'jsdom';
const exposedProperties = ['window','navigator','document'];
global.document = jsdom.jsdom('<!doctype html><html><body></body></html>');
global.window = document.defaultView;
Object.keys(document.defaultView).forEach((property) => {
if (typeof global[property] === 'undefined') {
exposedProperties.push(property);
global[property] = document.defaultView[property];
}
});
global.navigator = {
userAgent: 'node.js'
};
我也尝试过使用此处概述的测??试方法:https://github.com/StephenGrider/ReduxSimpleStarter 任何帮助将不胜感激
从
https://github.com/JedWatson/react-select/issues/1357起
wrapper.find('.Select-control').simulate('keyDown',{ keyCode: 40 });
// you can use 'input' instead of '.Select-control'
wrapper.find('.Select-control').simulate('keyDown',{ keyCode: 13 });
expect(size).to.eql('your first value in the list')
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