CircleCI vs Jest

Overview

CircleCI

Stacks14.5K

Followers7.1K

Votes974

Jest

Stacks15.2K

Followers4.1K

Votes175

CircleCI vs Jest: What are the differences?

Introduction: When comparing CircleCI and Jest, it is important to understand the key differences between these two popular tools in the software development world.

Deployment Automation: In CircleCI, the primary focus is on automating the deployment process, allowing developers to set up workflows to build, test, and deploy their code seamlessly. Jest, on the other hand, is a testing framework specifically designed for JavaScript code, enabling developers to write and run tests to ensure the reliability and functionality of their code without providing deployment automation features.
Continuous Integration vs. Testing Framework: CircleCI is primarily a continuous integration tool that helps developers integrate code changes frequently, ensuring that the codebase is always up-to-date and stable. In contrast, Jest is a JavaScript testing framework that focuses on providing a robust environment for writing and executing tests to validate the code's functionality, performance, and reliability.
Multiple Programming Language Support: CircleCI supports a wide range of programming languages and can be used for projects written in different languages, making it a versatile tool for various development environments. Jest, on the other hand, is specifically designed for JavaScript code, providing specialized testing capabilities tailored to the requirements of JavaScript projects.
Cloud vs. Local Testing: CircleCI is a cloud-based platform that allows developers to run their tests and workflows on remote servers, eliminating the need for maintaining local testing environments. In contrast, Jest is typically used for running tests locally on the developer's machine, providing a convenient and efficient way to ensure code quality and functionality without relying on external servers.
Integration with Version Control Systems: CircleCI seamlessly integrates with popular version control systems like GitHub, Bitbucket, and GitLab, enabling developers to trigger automated workflows based on code changes and updates. Jest, on the other hand, can be integrated into existing projects using npm and provides a simple and straightforward setup process for adding testing capabilities to JavaScript projects.

In Summary, CircleCI is a continuous integration tool with deployment automation capabilities, supporting multiple programming languages and cloud-based testing, while Jest is a JavaScript testing framework focused on local testing, specialized for JavaScript projects.

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CLI (Node.js)

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Advice on CircleCI, Jest

Dustin

Senior Developer at Elegant Themes

Apr 18, 2019

Reviewon

CircleCI

We use CircleCI because of the better value it provides in its plans. I'm sure we could have used Travis just as easily but we found CircleCI's pricing to be more reasonable. In the two years since we signed up, the service has improved. CircleCI is always innovating and iterating on their platform. We have been very satisfied.

607k views607k

Comments

Somnath

Engineering Leader at Altimetrik Corp.

Jun 25, 2020

Needs adviceon

CircleCI

Drone.io

GitHub Actions

I am in the process of evaluating CircleCI, Drone.io, and GitHub Actions to cover my #CI/ #CD needs. I would appreciate your advice on comparative study w.r.t. attributes like language-Inclusive support, code-base integration, performance, cost, maintenance, support, ease of use, ability to deal with big projects, etc. based on actual industry experience.

Thanks in advance!

1.82M views1.82M

Comments

Dane

Feb 7, 2020

Needs adviceon

Cypress

Jest

As we all know testing is an important part of any application. To assist with our testing we are going to use both Cypress and Jest. We feel these tools complement each other and will help us get good coverage of our code. We will use Cypress for our end to end testing as we've found it quite user friendly. Jest will be used for our unit tests because we've seen how many larger companies use it with great success.

836k views836k

Comments

Detailed Comparison

CircleCI	Jest
Continuous integration and delivery platform helps software teams rapidly release code with confidence by automating the build, test, and deploy process. Offers a modern software development platform that lets teams ramp.	Jest provides you with multiple layers on top of Jasmine.
Language-Inclusive Support;Custom Environments;Flexible Resource Allocation;SSH Or Local Builds For Easy Debugging;Improved Caching;Unmatched Security;Parallelism;Insights	Familiar Approach: Built on top of the Jasmine test framework, using familiar expect(value).toBe(other) assertions;Mock by Default: Automatically mocks CommonJS modules returned by require(), making most existing code testable;Short Feedback Loop: DOM APIs are mocked and tests run in parallel via a small node.js command line utility
Statistics
Stacks 14.5K	Stacks 15.2K
Followers 7.1K	Followers 4.1K
Votes 974	Votes 175
Pros & Cons
Pros 226 Github integration 177 Easy setup 153 Fast builds 94 Competitively priced 74 Slack integration Cons 12 Unstable 6 Scammy pricing structure 0 Aggressive Github permissions	Pros 36 Open source 32 Mock by default makes testing much simpler 23 Testing React Native Apps 20 Parallel test running 16 Fast Cons 4 Ambiguous configuration 4 Documentation 3 Difficult 2 Multiple error messages for same error 2 Bugged
Integrations
dotCloud GitHub Xcode Azure Container Service Slack Heroku JavaScript Node.js Python Amazon EC2	No integrations available

What are some alternatives to CircleCI, Jest?

Jenkins

In a nutshell Jenkins CI is the leading open-source continuous integration server. Built with Java, it provides over 300 plugins to support building and testing virtually any project.

Travis CI

Free for open source projects, our CI environment provides multiple runtimes (e.g. Node.js or PHP versions), data stores and so on. Because of this, hosting your project on travis-ci.com means you can effortlessly test your library or applications against multiple runtimes and data stores without even having all of them installed locally.

Codeship

Codeship runs your automated tests and configured deployment when you push to your repository. It takes care of managing and scaling the infrastructure so that you are able to test and release more frequently and get faster feedback for building the product your users need.

Mocha

Mocha is a feature-rich JavaScript test framework running on node.js and the browser, making asynchronous testing simple and fun. Mocha tests run serially, allowing for flexible and accurate reporting, while mapping uncaught exceptions to the correct test cases.

TeamCity

TeamCity is a user-friendly continuous integration (CI) server for professional developers, build engineers, and DevOps. It is trivial to setup and absolutely free for small teams and open source projects.

Drone.io

Drone is a hosted continuous integration service. It enables you to conveniently set up projects to automatically build, test, and deploy as you make changes to your code. Drone integrates seamlessly with Github, Bitbucket and Google Code as well as third party services such as Heroku, Dotcloud, Google AppEngine and more.

wercker

Wercker is a CI/CD developer automation platform designed for Microservices & Container Architecture.

GoCD

GoCD is an open source continuous delivery server created by ThoughtWorks. GoCD offers business a first-class build and deployment engine for complete control and visibility.

Jasmine

Jasmine is a Behavior Driven Development testing framework for JavaScript. It does not rely on browsers, DOM, or any JavaScript framework. Thus it's suited for websites, Node.js projects, or anywhere that JavaScript can run.

Shippable

Shippable is a SaaS platform that lets you easily add Continuous Integration/Deployment to your Github and BitBucket repositories. It is lightweight, super simple to setup, and runs your builds and tests faster than any other service.

Related Comparisons

CircleCI vs Jest: What are the differences?

Introduction: When comparing CircleCI and Jest, it is important to understand the key differences between these two popular tools in the software development world.

Deployment Automation: In CircleCI, the primary focus is on automating the deployment process, allowing developers to set up workflows to build, test, and deploy their code seamlessly. Jest, on the other hand, is a testing framework specifically designed for JavaScript code, enabling developers to write and run tests to ensure the reliability and functionality of their code without providing deployment automation features.
Continuous Integration vs. Testing Framework: CircleCI is primarily a continuous integration tool that helps developers integrate code changes frequently, ensuring that the codebase is always up-to-date and stable. In contrast, Jest is a JavaScript testing framework that focuses on providing a robust environment for writing and executing tests to validate the code's functionality, performance, and reliability.
Multiple Programming Language Support: CircleCI supports a wide range of programming languages and can be used for projects written in different languages, making it a versatile tool for various development environments. Jest, on the other hand, is specifically designed for JavaScript code, providing specialized testing capabilities tailored to the requirements of JavaScript projects.
Cloud vs. Local Testing: CircleCI is a cloud-based platform that allows developers to run their tests and workflows on remote servers, eliminating the need for maintaining local testing environments. In contrast, Jest is typically used for running tests locally on the developer's machine, providing a convenient and efficient way to ensure code quality and functionality without relying on external servers.
Integration with Version Control Systems: CircleCI seamlessly integrates with popular version control systems like GitHub, Bitbucket, and GitLab, enabling developers to trigger automated workflows based on code changes and updates. Jest, on the other hand, can be integrated into existing projects using npm and provides a simple and straightforward setup process for adding testing capabilities to JavaScript projects.

CircleCI vs Jest

Overview