doc: Explain that some test require network when building from git.

* doc/contributing.texi (Building from Git): Discuss network tests.

Change-Id: I21c8e4a1e60ed215a6fb3507b7aedc1835f735ad
Signed-off-by: Ludovic Courtès <ludo@gnu.org>
Signed-off-by: Rutherther <rutherther@ditigal.xyz>
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Hugo Buddelmeijer 2025-12-23 12:09:53 +01:00 committed by Rutherther
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@ -186,6 +186,10 @@ If @option{-C} (short for @option{--container}) is not supported on your
system, try @command{--pure} instead of @option{-CPW}.
@xref{Invoking guix shell}, for more information on that command.
Most of the test suite runs without an internet connection. The @option{-N}
(short for @option{--network}) can be added to the @code{guix shell} command
to run the tests that require internet access.
If you are unable to use Guix when building Guix from a checkout, the
following are the required packages in addition to those mentioned in the
installation instructions (@pxref{Requirements}).