Test262 is the official ECMAScript (ECMA-262) conformance suite.
Test262 tests conformance to the continually maintained draft future ECMAScript standard found at http://tc39.github.io/ecma262/ , together with any Stage 3 or later TC39 proposals. It is maintained by Tom Care (@tcare) with significant contributions from many in the ECMAScript community.
Contributing to Test262
See CONTRIBUTING.md
- Sign the Test262 CLA.
- Send a pull request. Please make sure you have one commit per pull request. If you have multiple commits, squash them before sending the pull request.
Running Test262
See INTERPRETING.md
There are a number of volunteer-maintained projects that may be used to execute Test262 in various ECMAScript hosts:
- https://github.com/bterlson/test262-harness (platform: Node.js)
- https://github.com/test262-utils/test262-harness-py (platform: Python)
- https://bakkot.github.io/test262-web-runner/ (platform: web)