https://github.com/thedvlprs/jest-testing

JavaScript unit testing using Jest
https://github.com/thedvlprs/jest-testing

javascript jest-tests unit-testing

Last synced: 3 months ago
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JavaScript unit testing using Jest

• Host: GitHub
• URL: https://github.com/thedvlprs/jest-testing
• Owner: thedvlprs
• Created: 2019-12-11T12:29:54.000Z (over 5 years ago)
• Default Branch: master
• Last Pushed: 2025-03-08T19:12:52.000Z (4 months ago)
• Last Synced: 2025-03-08T20:20:34.003Z (4 months ago)
• Topics: javascript, jest-tests, unit-testing
• Language: JavaScript
• Homepage:
• Size: 1.11 MB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# JavaScript Unit Testing using ***Jest***

[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT) [![GitHub contributors](https://img.shields.io/github/contributors/Naereen/StrapDown.js.svg)](https://GitHub.com/Naereen/StrapDown.js/graphs/contributors/) [![Open Source Love png1](https://badges.frapsoft.com/os/v1/open-source.png?v=103)](https://github.com/ellerbrock/open-source-badges/) [![saythanks](https://img.shields.io/badge/say-thanks-ff69b4.svg)](https://saythanks.io/to/kennethreitz)

### **Tools**:

- [Visual Studio Code](https://code.visualstudio.com/)


- [Node JS](https://nodejs.org/en/)


- [A guide to unit testing in JS](https://github.com/mawrkus/js-unit-testing-guide/)

### **devDependencies**:

- **jest**

### Commands:

```npm init -y```

```npm i -D jest```

```npm test```

---

``` // functions.js > to check test x PASS ```

```javascript

const functions = {

  add: (num1, num2) => num1 + num2

};

module.exports = functions;

```

![](img/success.png)

``` // functions.js > to check test x FAIL ```

```javascript

const functions = {

  add: (num1, num2) => num1 + num2 + 1

};

module.exports = functions;

```

![](img/fail.png)