credential: let helpers tell us to quit

diff --git a/t/t6006-rev-list-format.sh b/t/t6006-rev-list-format.sh
index c277db64f75ac9f9c0cd617262824d76959fbfbd..a02a45afd2087debba99e40996b689eac5495191 100755 (executable)
--- a/t/t6006-rev-list-format.sh
+++ b/t/t6006-rev-list-format.sh
@@ -35,13 +35,13 @@ test_expect_success 'setup' '
        : >foo &&
        git add foo &&
        git config i18n.commitEncoding $test_encoding &&
-       git commit -m "$added_iso88591" &&
+       echo "$added_iso88591" | git commit -F - &&
        head1=$(git rev-parse --verify HEAD) &&
        head1_short=$(git rev-parse --verify --short $head1) &&
        tree1=$(git rev-parse --verify HEAD:) &&
        tree1_short=$(git rev-parse --verify --short $tree1) &&
        echo "$changed" > foo &&
-       git commit -a -m "$changed_iso88591" &&
+       echo "$changed_iso88591" | git commit -a -F - &&
        head2=$(git rev-parse --verify HEAD) &&
        head2_short=$(git rev-parse --verify --short $head2) &&
        tree2=$(git rev-parse --verify HEAD:) &&
@@ -468,4 +468,10 @@ test_expect_success 'single-character name is parsed correctly' '
        test_cmp expect actual
 '
 
+test_expect_success 'unused %G placeholders are passed through' '
+       echo "%GX %G" >expect &&
+       git log -1 --format="%GX %G" >actual &&
+       test_cmp expect actual
+'
+
 test_done