replace: add --graft option

diff --git a/t/t1300-repo-config.sh b/t/t1300-repo-config.sh
index 58cd5435be59107c3bac323e0d53816ab0f8e4ae..3f80ff0c14c47b87bbbecb74d1951a1abe6bc5ba 100755 (executable)
--- a/t/t1300-repo-config.sh
+++ b/t/t1300-repo-config.sh
@@ -1158,4 +1158,14 @@ test_expect_failure 'adding a key into an empty section reuses header' '
        test_cmp expect .git/config
 '
 
+test_expect_success POSIXPERM,PERL 'preserves existing permissions' '
+       chmod 0600 .git/config &&
+       git config imap.pass Hunter2 &&
+       perl -e \
+         "die q(badset) if ((stat(q(.git/config)))[2] & 07777) != 0600" &&
+       git config --rename-section imap pop &&
+       perl -e \
+         "die q(badrename) if ((stat(q(.git/config)))[2] & 07777) != 0600"
+'
+
 test_done