我梦a以求的是找到一个测试React Router链接的好的解决方案。它正在正确传递“渲染器类别”,但是零链接正在传递到测试,我尝试了很多不同的方法,但仍然无济于事。

以下是我要测试的内容:

零件

import React from 'react';
import { Link } from 'react-router';

class Categories extends React.Component {

constructor(props, context){
    super(props);
    context.router
}

render() {
    return (
        <nav className="categories">
          <ul>
              <li><Link to="devices">Devices</Link></li>
              <li><Link to="cases">Cases</Link></li>
              <li><Link to="layouts">Layouts</Link></li>
              <li><Link to="designs">Designs</Link></li>
          </ul>
        </nav>
    );
  }
}

Categories.contextTypes = {
 router: React.PropTypes.func.isRequired
};

export default Categories;

StubRouterContext
import React from 'react';
import objectAssign from 'object-assign';

var stubRouterContext = (Component, props, stubs) => {
function RouterStub() { }

objectAssign(RouterStub, {
  makePath () {},
  makeHref () {},
  transitionTo () {},
  replaceWith () {},
  goBack () {},
  getCurrentPath () {},
  getCurrentRoutes () {},
  getCurrentPathname () {},
  getCurrentParams () {},
  getCurrentQuery () {},
  isActive () {},
  getRouteAtDepth() {},
  setRouteComponentAtDepth() {}
 }, stubs)

return React.createClass({
childContextTypes: {
    router: React.PropTypes.func,
    routeDepth: React.PropTypes.number
},

getChildContext () {
    console.log('blah');
  return {
    router: RouterStub,
    routeDepth: 0
  };
},

render () {
  return <Component {...props} />
}
});
};

export default stubRouterContext;

组件测试
var expect = require('chai').expect;

var React = require('react/addons');
var Categories = require('../app/src/js/components/Categories.React.js');
var stubRouterContext = require('../test-utils/stubRouterContext.js');
var TestUtils = React.addons.TestUtils;

describe('Categories', function() {
  var categoriesWithContext = stubRouterContext(Categories);

  it('renders Categories properly', function() {
  var categories = TestUtils.renderIntoDocument(<categoriesWithContext />, {});
});

it('renders 4 links', function() {
  var catLinks = TestUtils.scryRenderedDOMComponentsWithTag(categoriesWithContext, 'a');
  expect(catLinks).to.have.length(4);
});
});

最佳答案

我有完全一样的问题。在最新版本的react-router中,您不需要上下文即可呈现链接元素,因此这不是问题。但是,如果您仍然停留在API 1.0之前的版本中,则stubRouterContext方法效果很好。

OP和我发现包装器显示为空的唯一原因是使用camelCase组件名称。
var categoriesWithContext = stubRouterContext(Categories);变为var CategoriesWithContext = stubRouterContext(Categories);

因此var categories = TestUtils.renderIntoDocument(<categoriesWithContext />,{});变为var categories = TestUtils.renderIntoDocument(<CategoriesWithContext />,{});

此方法的说明在此处-https://gist.github.com/sebmarkbage/f1f4ba40816e7d7848ad

关于unit-testing - 使用链接测试React Router,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/29624666/

10-11 09:34
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