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Jasmine

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BDD testing framework for JavaScript

Testing & QADeveloper Tools
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Tracked since2025
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The Bottom Line

Entry price

Free, no paid tier

Biggest pro

JavaScript testing

Biggest con

Jest more popular

TL;DR - Jasmine

  • Jasmine is a behavior-driven testing framework for JavaScript applications
  • It provides clean syntax for writing unit tests without external dependencies
  • Completely free and open-source
Pricing: Free forever
Best for: Individuals & startups

What is Jasmine?

Editorial review
Jasmine tests JavaScript with a behavior-driven approach. Describe what code should do, write specs, run tests-BDD testing for JavaScript applications. The syntax is expressive. Async testing is supported. The framework is mature. JavaScript developers preferring BDD style use Jasmine for behavior-driven testing.

Available on: Web

how we evaluateSourcejasmine.github.io ↗

Pros & Cons

Pros

  • JavaScript testing
  • BDD style
  • No dependencies
  • Browser and Node
  • Good documentation

Cons

  • Jest more popular
  • Less features
  • Ecosystem smaller
  • Async testing verbose
  • Declining usage

Key Features

JavaScript testingBDDBrowser & NodeSpiesAsync supportOpen source

Pricing Plans

Pricing checked Jul 13, 2026

Free (Open Source)

Free

  • Full BDD testing framework
  • Browser and Node.js support
  • No external dependencies
  • MIT license
  • Rich assertion library
Calculate your costView full pricing

Reviews

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Jasmine FAQ

How does Jasmine support behavior-driven development (BDD) in JavaScript?

Jasmine is a BDD testing framework specifically designed for JavaScript, allowing developers to describe what code should do and then write specs to test that behavior. This approach helps ensure that applications function as intended from a user perspective.

Which teams would benefit most from using Jasmine?

Teams with JavaScript developers who prefer a behavior-driven development (BDD) style for their testing will find Jasmine particularly useful. It is well-suited for projects that prioritize clear descriptions of expected code behavior.

How does Jasmine compare to Jest for JavaScript testing?

While both are JavaScript testing frameworks, Jest is currently more popular and offers a larger ecosystem and more features than Jasmine. Jasmine, however, focuses on a BDD style and operates without external dependencies.

What kind of limitations should users be aware of when choosing Jasmine?

Users should note that Jasmine has a smaller feature set and ecosystem compared to some other frameworks, and its usage is declining. Additionally, async testing in Jasmine can be verbose, which might require more detailed code.

Does Jasmine include a free tier for its testing framework?

Jasmine is entirely free to use, meaning there is no paid plan required to access its features for BDD testing in JavaScript. This makes it an accessible option for developers and teams.

Can Jasmine be used for testing both browser-based and Node.js applications?

Yes, Jasmine is versatile and supports testing for both browser environments and Node.js applications. This flexibility allows developers to use the same framework across different parts of their JavaScript projects.

Source: jasmine.github.io

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