From 895516cadf0739dd8359a38d503e0aaf5068dc4b Mon Sep 17 00:00:00 2001
From: zimbatm <zimbatm@zimbatm.com>
Date: Mon, 30 Mar 2020 15:31:14 +0200
Subject: add NIX_USER_CONF_FILES

Motivation: maintain project-level configuration files.

Document the whole situation a bit better so that it corresponds to the
implementation, and add NIX_USER_CONF_FILES that allows overriding
which user files Nix will load during startup.
---
 tests/config.sh | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 tests/config.sh

(limited to 'tests/config.sh')

diff --git a/tests/config.sh b/tests/config.sh
new file mode 100644
index 000000000..8fa349f11
--- /dev/null
+++ b/tests/config.sh
@@ -0,0 +1,18 @@
+source common.sh
+
+# Test that files are loaded from XDG by default
+export XDG_CONFIG_HOME=/tmp/home
+export XDG_CONFIG_DIRS=/tmp/dir1:/tmp/dir2
+files=$(nix-build --verbose --version | grep "User config" | cut -d ':' -f2- | xargs)
+[[ $files == "/tmp/home/nix/nix.conf:/tmp/dir1/nix/nix.conf:/tmp/dir2/nix/nix.conf" ]]
+
+# Test that setting NIX_USER_CONF_FILES overrides all the default user config files
+export NIX_USER_CONF_FILES=/tmp/file1.conf:/tmp/file2.conf
+files=$(nix-build --verbose --version | grep "User config" | cut -d ':' -f2- | xargs)
+[[ $files == "/tmp/file1.conf:/tmp/file2.conf" ]]
+
+# Test that it's possible to load the config from a custom location
+here=$(readlink -f "$(dirname "${BASH_SOURCE[0]}")")
+export NIX_USER_CONF_FILES=$here/config/nix-with-substituters.conf
+var=$(nix show-config | grep '^substituters =' | cut -d '=' -f 2 | xargs)
+[[ $var == https://example.com ]]
-- 
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