Clone this repo:
  1. 5384253 Enforce use of `throw` stmt in early error tests by Mike Pennisi · 20 minutes ago master
  2. ef76e54 Re-generate tests by Mike Pennisi · 20 minutes ago
  3. 81d00de Force "early error" tests to fail if evaluated by Mike Pennisi · 20 minutes ago
  4. e5ffc90 Adding Symbol to Array.prototype.sort "throws on a non-undefined non-function" (#1066) by Rick Waldron · 71 minutes ago
  5. 29e69dd Merge pull request #1072 from rwaldron/1050-addl by Leo Balter · 72 minutes ago

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) and Leo Balter (@leobalter) with significant contributions from many in the ECMAScript community.

This project is also described by the Ecma Technical Report 104.

Contributing to Test262

See CONTRIBUTING.md

  1. Sign the Test262 CLA.
  2. 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: