diff: stop allowing diff to have submodules configured in .git/config

diff --git a/t/t7411-submodule-config.sh b/t/t7411-submodule-config.sh
index eea36f1dbe37859c5b45ca18bb3c8f1080ff3f9a..7d6b25ba230f0a991aa99bac437ea37e3434c4c1 100755 (executable)
--- a/t/t7411-submodule-config.sh
+++ b/t/t7411-submodule-config.sh
@@ -31,6 +31,21 @@ test_expect_success 'submodule config cache setup' '
        )
 '
 
+test_expect_success 'configuration parsing with error' '
+       test_when_finished "rm -rf repo" &&
+       test_create_repo repo &&
+       cat >repo/.gitmodules <<-\EOF &&
+       [submodule "s"]
+               path
+               ignore
+       EOF
+       (
+               cd repo &&
+               test_must_fail test-submodule-config "" s 2>actual &&
+               test_i18ngrep "bad config" actual
+       )
+'
+
 cat >super/expect <<EOF
 Submodule name: 'a' for path 'a'
 Submodule name: 'a' for path 'b'