bug#22004: guix-environment-container.sh test fails when building guix on tmpfs

[Ludovic Courtès]

Hello,

Ting-Wei Lan <lant...@gmail.com> skribis:

> This problem happens on both guix 0.9.0 and master branch.
>
> $tmpdir/mounts can be empty when running tests on tmpfs because
> $mount_test_code ignores tmpfs. (`wc -l $tmpdir/mounts` is 0)

Indeed; I believe commit 1250034d5aff14fe236aad9900233a2b6f8563bb fixes
it.

Sorry for not coming back to you earlier!  Somehow this report didn’t
show up on our radar.

Thank you!

Ludo’.