Jasmine
Jasmine: A readable JavaScript test framework with Node, browser, async, and parallel runners. Ranked #21 of 32 in Unit Testing Frameworks by our editors (7.0/10); pricing: Open source; best for javaScript teams wanting browser and Node runners.
At a glance
- Editor score7.0 / 10
- PricingOpen source
- Best forJavaScript teams wanting browser and Node runners
- Paid fromFree
- Supported languagesJavaScript, TypeScript
- Facts checked21 Sep 2026
Where it wins
- BDD suites, built-in matchers, custom matchers, and spies
- Runs asynchronous tests with promises, async functions, or callbacks
- Supports Node, browsers, parallel execution, CommonJS, and ES modules
Where it doesn't
- No direct parameterized testing support
- No snapshot testing support
- No property-based testing support
Our verdict on Jasmine
Jasmine is an open-source behavior-driven development framework for JavaScript and TypeScript teams. Its readable `describe` and `it` suite syntax organizes tests, while built-in and custom matchers handle assertions. Spies and spy objects provide test doubles, and asynchronous tests can use promises, async functions, or callbacks. Jasmine supports both Node.js and browser testing, making it suitable for teams that need one framework across server-side and browser environments.
The runner and ecosystem fit are central strengths. Jasmine includes a Node.js command-line test runner and a browser test runner that can execute tests interactively or in continuous-integration environments. Node.js tests can run in parallel through Jasmine's package runner. CommonJS and ES module compatibility supports projects using either module style, while integrations include Selenium Grid and Rails. These capabilities make Jasmine a practical match for JavaScript teams with mixed application environments or browser automation requirements.
Jasmine's focus is readable behavior-driven testing rather than a broad set of specialized test-generation features. Built-in mocks, spies, asynchronous support, and parallel Node execution cover core unit-testing needs, but parameterized testing is not directly supported; teams can generate test cases with JavaScript instead. Snapshot testing and property-based testing are also outside its listed capabilities. Choose Jasmine when BDD syntax, browser and Node runners, and module compatibility matter most. Consider another framework when direct parameterized cases, snapshots, or property-based testing are essential to the test strategy.
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Jasmine pricing
Jasmine fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Free |
| Supported languages | JavaScript, TypeScript |
| Built-in mocks | Yes |
| Parameterized cases | No |
| Parallel execution | Yes |
| Snapshot testing | Not verified |
| Property-based checks | Not verified |
| Deployment | Self-hosted |
| Platforms | Web |
| Support | Docs |
| Built for | Solo, Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Open source |
| Website | jasmine.github.io |
| Facts checked | 21 Sep 2026 |
Alternatives to Jasmine
- pytestA free, full-featured Python testing framework with fixtures, plugins, and parametrization.9.4
- GoogleTestA strong free choice for C++ teams that need mocks, parameterized tests, and parallel options.9.2
- JUnitAn open-source Java and JVM framework with broad tooling support and flexible test models.9.1
See all Jasmine alternatives →
Also Ranked In
Jasmine is ranked in 3 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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