tests: fix python env leak test

vlaci · Feb 5, 2025 · 7f756cd · 7f756cd
1 parent c1e6c8e
commit 7f756cd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tests/git-hooks-no-python-leak/devenv.nix b/tests/git-hooks-no-python-leak/devenv.nix
@@ -3,7 +3,7 @@
   git-hooks.hooks.nixfmt-rfc-style.enable = true;
 
   enterTest = ''
-    if [ -n "$PYTHONPATH" ]; then
+    if [ -n "''${PYTHONPATH:-}" ]; then
       echo "PYTHONPATH is non-empty: $PYTHONPATH" >&2
       echo "The pre-commit package is leaking its dependencies into the environment." >&2
       exit 1