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-rw-r--r--tests/guix-shell.sh10
1 files changed, 10 insertions, 0 deletions
diff --git a/tests/guix-shell.sh b/tests/guix-shell.sh
index 6340f90574..9a6b055264 100644
--- a/tests/guix-shell.sh
+++ b/tests/guix-shell.sh
@@ -38,6 +38,16 @@ guix shell --bootstrap --pure guile-bootstrap -- guile --version
# Rejecting unsupported packages.
! guix shell -s armhf-linux intelmetool -n
+# Test approximately that the child process does not inherit extra file
+# descriptors. Ideally we'd check there's nothing more than 0, 1, and 2, but
+# we cannot do that because (1) we might be inheriting additional FDs, for
+# example due to <https://issues.guix.gnu.org/57567>, and (2) Bash itself
+# opens a couple of extra FDs.
+initial_fd_list="$(echo /proc/$$/fd/*)"
+fd_list="$(guix shell --bootstrap guile-bootstrap -- \
+ "$SHELL" -c 'echo /proc/$$/fd/*')"
+test "$(echo $fd_list | wc -w)" -le "$(echo $initial_fd_list | wc -w)"
+
# Ignoring unauthorized files.
cat > "$tmpdir/guix.scm" <<EOF
This is a broken guix.scm file.