From 5a2917dc9db0ee7d45fbd29e05e4e3e75dcf2506 Mon Sep 17 00:00:00 2001
From: Denis Bilenko <denis.bilenko@databricks.com>
Date: Wed, 20 May 2026 14:39:16 +0200
Subject: [PATCH] acceptance: guard git-repo-init against running inside an
 existing repo

git config silently writes to whatever repo CWD is in, so calling
git-repo-init from inside an existing repo poisons that repo's config
without any error signal.

Co-authored-by: Isaac
---
 acceptance/script.prepare | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/acceptance/script.prepare b/acceptance/script.prepare
index a8ea942bb4..fabd44d95e 100644
--- a/acceptance/script.prepare
+++ b/acceptance/script.prepare
@@ -49,6 +49,10 @@ trace() {
 }
 
 git-repo-init() {
+    if git rev-parse --git-dir > /dev/null 2>&1; then
+        echo "git-repo-init: already inside a git repository" >&2
+        return 1
+    fi
     git init -qb main
     git config core.autocrlf false
     git config user.name "Tester"