[英]Jest/React - How to use global object in unit tests?
I use CommonJS modules with require() except React, which is global: 我使用带有require()的CommonJS模块,除了React,它是全局的:
// I don't want require React in every module:
// var React = require("react");
var MyComponent = React.createClass({ // React is global here
});
When running a unit test on MyComponent, Jest can't find React. 在MyComponent上运行单元测试时,Jest无法找到React。 Is there a way to tell Jest to insert a global React object? 有没有办法告诉Jest插入一个全局的React对象? (I use npm and gulp-browserify.) (我使用npm和gulp-browserify。)
Works for me with the following settings. 适用于我,具有以下设置。
// package.json
"jest": {
"scriptPreprocessor": "preprocessor.js",
"unmockedModulePathPatterns": [
"react"
],
"setupEnvScriptFile": "before_test.js"
}
// preprocessor.js
var ReactTools = require('react-tools');
module.exports = {
process: function(src) {
return ReactTools.transform(src);
}
};
// before_test.js
React = require("react"); // Global React object
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.