lib-submodule-update: teach test_submodule_content the -C <dir> flag

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/lib-submodule-update.sh b/t/lib-submodule-update.sh
index c0d6325..00128f2 100755 (executable)
--- a/t/lib-submodule-update.sh
+++ b/t/lib-submodule-update.sh
@@ -193,6 +193,11 @@ test_superproject_content () {
 # Test that the given submodule at path "$1" contains the content according
 # to the submodule commit recorded in the superproject's commit "$2"
 test_submodule_content () {
+       if test x"$1" = "x-C"
+       then
+               cd "$2"
+               shift; shift;
+       fi
        if test $# != 2
        then
                echo "test_submodule_content needs two arguments"