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A quick overview to Jest, a test framework for Node.js. This guide targets Jest v20. Testing Quick start npm install --save-dev jest babel-jest /* Add to package.json */ "scripts": { "test": "jest" } # Run your tests npm test -- --watch See: Getting started Writing tests WebDon't forget to install the @babel/core and babel-preset-jest packages for this example to work.. To make this work with Jest you need to update your Jest configuration with this: "transform": {"\\.js$": "path/to/custom-transformer.js"}. If you'd like to build a transformer with babel support, you can also use babel-jest to compose one and pass in your custom … michigan nationals baseball tryouts
How to run, ignore or skip Jest tests, suites and files
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