Fast-check Packages

Property based testing for Jest based on fast-check

io-ts codec to fast-check arbitrary mapping

Generate fast-check arbitraries from Zod schemas.

Property based testing for AVA based on fast-check

Set of tools and helpers to help JSVerify users to migrate to fast-check

Discover laws in your code like with QuickSpec

Property testing for Tap using fast-check

idonttrustlikethat-fast-check is a plugin designed for fast-check. It convert idonttrustlikethat validators to fast-check arbitraries. Allowing the possibility to use idtlt validators with fast-check.

Create string patterns and derive things from them, such as regexes

fast-check bindings for @unsplash/sum-types.

Generate fast-check arbitraries from Zod schemas. Patched to newer zod version. Forked from DavidTimms.

An experimental [Mocha BDD](https://mochajs.org/#bdd) wrapper for [fast-check's](https://github.com/dubzzz/fast-check/) property based testing.

Raw data for testing with realistic but synthetic data

Recursion schemes for effect-ts.

effect-ts law testing using fast-check.

fast-check arbitraries for narrowed bigint types

fast-check for bun:test

fast-check arbitraries for narrowed numeric types

Property based testing for Vitest based on fast-check

Provide built-ins to run predicates directly within dedicated workers