fast-check
https://github.com/dubzzz/fast-check
TypeScript
Property based testing framework for JavaScript (like QuickCheck) written in TypeScript
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- Issues
- ⬆️ Update dependency typescript to v7
- Support for regex v flag in fc.stringMatching()
- `fc.clone` sometimes produces different values
- `entityGraph` won't compile when `initialPoolConstraints` has at least one field
- Drop Random class and replace it with JumpableRandomGenerator
- Request: type-safe mutually recursive arbitraries
- 🪝 Support for `beforeEach`/`afterEach` in `@fast-check/jest`
- Make it possible to generate objects from other realms
- `float()`, `double()`, `float32Array()`, and `float64Array()` never produce non-canonical NaNs
- Add support for abort signal on assert
- Docs
- TypeScript not yet supported