react-project-unitest

遇到问题：

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jest node[20471] (FSEvents.framework) FSEventStreamStart: register_with_server: ERROR: f2d_register_rpc() => (null) (-22)

相关问题：[https://github.com/facebook/jest/issues/1767] 解决：升级watchman

url问题：解决方案：https://www.ryandoll.com/post/2018/3/29/jest-and-url-mocking。（屌的啦
document is not defined ：

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● Test suite failed to run

    ReferenceError: document is not defined
      
      at Object.<anonymous> (node_modules/bizcharts/umd/BizCharts.js:21580:13)
      at __webpack_require__ (node_modules/bizcharts/umd/BizCharts.js:30:30)
      at Object.<anonymous> (node_modules/bizcharts/umd/BizCharts.js:20927:14)
      at __webpack_require__ (node_modules/bizcharts/umd/BizCharts.js:30:30)
      at Object.<anonymous> (node_modules/bizcharts/umd/BizCharts.js:145:18)
      at __webpack_require__ (node_modules/bizcharts/umd/BizCharts.js:30:30)
      at Object.<anonymous> (node_modules/bizcharts/umd/BizCharts.js:41728:12)
      at __webpack_require__ (node_modules/bizcharts/umd/BizCharts.js:30:30)
      at Object.<anonymous> (node_modules/bizcharts/umd/BizCharts.js:4442:11)
      at __webpack_require__ (node_modules/bizcharts/umd/BizCharts.js:30:30)

解决：webstorm的 Jest options 加入 --env=jsdom

localstorage not defined 解决：mock一下

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class LocalStorageMock {
    constructor() {
        this.store = {};
    }

    clear() {
        this.store = {};
    }

    getItem(key) {
        return this.store[key] || null;
    }

    setItem(key, value) {
        this.store[key] = value.toString();
    }

    removeItem(key) {
        delete this.store[key];
    }
};

global.localStorage = new LocalStorageMock;

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