parse-options: add parse_options_check to validate option specs.

diff --git a/t/t7400-submodule-basic.sh b/t/t7400-submodule-basic.sh
index af690ec6c1f36871dbd0044d22ab78ab95103541..0f2ccc6cf0123951d9bdbb880931868f29de5b4e 100755 (executable)
--- a/t/t7400-submodule-basic.sh
+++ b/t/t7400-submodule-basic.sh
@@ -64,6 +64,16 @@ test_expect_success 'submodule add' '
        )
 '
 
+test_expect_success 'submodule add --branch' '
+       (
+               cd addtest &&
+               git submodule add -b initial "$submodurl" submod-branch &&
+               git submodule init &&
+               cd submod-branch &&
+               git branch | grep initial
+       )
+'
+
 test_expect_success 'submodule add with ./ in path' '
        (
                cd addtest &&