SuperTest

At a glance

• Editor score
  6.5 / 10
• Pricing
  Open source
• Best for
  Node.js teams testing application HTTP endpoints
• Paid from
  Free
• Facts checked
  21 Sep 2026

• Where it wins

  • Tests HTTP servers and application functions with chainable assertions
  • Supports cookies, authentication, multipart uploads, and HTTP/2 options
  • Works with callbacks, promises, and async/await in JavaScript

• Where it doesn't

  • Focused on Node.js HTTP request testing rather than a broad platform
  • Mocha is the listed test-framework integration
  • Does not cover scheduling, CI/CD, mocks, or contract testing

Our verdict on SuperTest

SuperTest is an open-source Node.js library for testing HTTP servers and application functions. It gives JavaScript developers a high-level interface for sending HTTP requests and checking status codes, response bodies, headers, cookies, and custom conditions. That makes it a practical fit for teams validating server-side HTTP APIs inside an existing JavaScript test workflow, particularly when request-level coverage matters more than a full testing platform.

Its strongest capability is the breadth of request and response checks within that focused scope. Chainable assertions cover common response properties, while custom assertion functions allow additional conditions. SuperTest also supports cookie persistence and cookie assertions, HTTP authentication, multipart form fields and file uploads, and HTTP/2 request options. The asynchronous API can be used with callbacks, promises, or async/await, giving Node.js teams several ways to fit endpoint checks into their test code.

SuperTest is distributed as an MIT-licensed npm package, so its open-source pricing model suits teams looking for a library rather than a paid service. The published integration is Mocha, and the product stays centered on sending requests and asserting results. Teams needing scheduling, CI/CD features, mocks, contract testing, or broader platform coverage should choose a tool built around those capabilities instead. SuperTest is the better fit when a Node.js codebase needs direct HTTP endpoint assertions with support for common authentication, cookie, upload, and asynchronous testing patterns.

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SuperTest pricing

SuperTest fact sheet

SuperTest integrations

SuperTest lists 3 integrations on its own site.

• SuperAgent
• Mocha
• Express

Alternatives to SuperTest

• PostmanA mature API test platform with broad protocol support and a wide feature set.9.3
• ApidogA broad API toolkit for teams that need design, testing, automation, and documentation together.9.2
• SoapUIA broad, free API testing desktop tool for functional, contract, performance, and load work.9.0

See all SuperTest alternatives →

Featured on iTechGuides

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update