jest
https://github.com/jestjs/jest
TypeScript
Delightful JavaScript Testing.
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- Issues
- [Feature]: add `expect(spy).toHaveResolvedWith` for spies on async functions
- [Bug]: inflight deprecated, glob deprecated
- [Feature]: Support Babel v8
- [Docs]: `react-test-renderer` deprecated
- [Bug]: DataCloneError: Symbol(jest.asymmetricMatcher) could not be cloned using `--workerThreads`.
- [Bug]: New SERIALIZABLE_PROPERTIES is only used by matcher-utils
- [Bug]: isolateModules doesn't work properly with auto mocked modules (reopen #14443)
- [Feature]: Support tc39 "import attributes"
- [Bug]: `toThrow(JestAssertionError)` crashes the test instead of passing
- [Bug]: `jest.unstable_mockModule` does not work with custom dynamic import wrapper
- Docs
- TypeScript not yet supported