From e97e9e9f0055d02c16a3dc8e7891c06d643aaf82 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Th=C3=A9ophane=20Hufschmitt?=
 <theophane.hufschmitt@tweag.io>
Date: Mon, 15 May 2023 11:58:49 +0200
Subject: [PATCH] test the garbage collection with the old profile dir

Regression test for https://github.com/NixOS/nix/issues/8294
---
 tests/gc.sh | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/tests/gc.sh b/tests/gc.sh
index 98d6cb032..95669e25c 100644
--- a/tests/gc.sh
+++ b/tests/gc.sh
@@ -52,9 +52,7 @@ rmdir $NIX_STORE_DIR/.links
 rmdir $NIX_STORE_DIR
 
 ## Test `nix-collect-garbage -d`
-# `nix-env` doesn't work with CA derivations, so let's ignore that bit if we're
-# using them
-if [[ -z "${NIX_TESTS_CA_BY_DEFAULT:-}" ]]; then
+testCollectGarbageD () {
     clearProfiles
     # Run two `nix-env` commands, should create two generations of
     # the profile
@@ -66,4 +64,17 @@ if [[ -z "${NIX_TESTS_CA_BY_DEFAULT:-}" ]]; then
     # left
     nix-collect-garbage -d
     [[ $(nix-env --list-generations | wc -l) -eq 1 ]]
+}
+# `nix-env` doesn't work with CA derivations, so let's ignore that bit if we're
+# using them
+if [[ -z "${NIX_TESTS_CA_BY_DEFAULT:-}" ]]; then
+    testCollectGarbageD
+
+    # Run the same test, but forcing the profiles at their legacy location under
+    # /nix/var/nix.
+    #
+    # Regression test for #8294
+    rm ~/.nix-profile
+    ln -s $NIX_STATE_DIR/profiles/per-user/me ~/.nix-profile
+    testCollectGarbageD
 fi