> For the complete documentation index, see [llms.txt](https://docs.labrador-kennel.io/async-unit/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.labrador-kennel.io/async-unit/reference.md).

# Reference

- [Assertions](https://docs.labrador-kennel.io/async-unit/reference/assertions.md)
- [Events](https://docs.labrador-kennel.io/async-unit/reference/events.md): Events power much of functionality outside of parsing and running your tests. See which events we emit and implement your own functionality!
- [Hooks](https://docs.labrador-kennel.io/async-unit/reference/hooks.md): A comprehensive look at the entire Hook lifecycle for a defined TestSuite and TestCase.
- [CLI Tool](https://docs.labrador-kennel.io/async-unit/reference/cli-tool.md): What's a test framework if you can't run it? Bundled with the framework is a Symfony Console application for running your test suites.
- [Internal Overview](https://docs.labrador-kennel.io/async-unit/reference/internal-overview.md): The guide for developers contributing to AsyncUnit.