test-lib: add the '--stress' option to run a test repeatedly under load

diff --git a/t/t4060-diff-submodule-option-diff-format.sh b/t/t4060-diff-submodule-option-diff-format.sh
index 60c8dc75a99dbefba5e1f1d6f26449992b4f6f10..9dcb69df5c3684b02b09278ecd64b19f5473ef0b 100755 (executable)
--- a/t/t4060-diff-submodule-option-diff-format.sh
+++ b/t/t4060-diff-submodule-option-diff-format.sh
@@ -719,7 +719,7 @@ test_expect_success 'given commit' '
 test_expect_success 'setup .git file for sm2' '
        (cd sm2 &&
         REAL="$(pwd)/../.real" &&
-        mv .git "$REAL"
+        mv .git "$REAL" &&
         echo "gitdir: $REAL" >.git)
 '