1<chapter xmlns="http://docbook.org/ns/docbook"
2 xmlns:xlink="http://www.w3.org/1999/xlink"
3 xmlns:xi="http://www.w3.org/2001/XInclude"
4 version="5.0"
5 xml:id="sec-nixos-tests">
6 <title>NixOS Tests</title>
7 <para>
8 When you add some feature to NixOS, you should write a test for it. NixOS
9 tests are kept in the directory
10 <filename
11xlink:href="https://github.com/NixOS/nixpkgs/tree/master/nixos/tests">nixos/tests</filename>,
12 and are executed (using Nix) by a testing framework that automatically starts
13 one or more virtual machines containing the NixOS system(s) required for the
14 test.
15 </para>
16 <xi:include href="writing-nixos-tests.xml" />
17 <xi:include href="running-nixos-tests.xml" />
18 <xi:include href="running-nixos-tests-interactively.xml" />
19</chapter>