> For the complete documentation index, see [llms.txt](https://elixir.petrolidas.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://elixir.petrolidas.com/bits-and-pieces/run-tests-and-stop-on-first-failure.md).

# Run tests and stop on first failure

Here's how to run all tests in the same order as in the file and stop after the first failure:

```shell
mix test --seed 0 --max-failures 1
```

{% hint style="info" %}
Do you have feedback or questions about this? [Email me](mailto:petros@hey.com).
{% endhint %}