stash doc: add a warning about using create

diff --git a/t/t5704-bundle.sh b/t/t5704-bundle.sh
index 9e43731fe504c46737c5294e4d508b5c20bbb663..a45c31692e17218988e6619742c366043e426039 100755 (executable)
--- a/t/t5704-bundle.sh
+++ b/t/t5704-bundle.sh
@@ -58,4 +58,14 @@ test_expect_success 'ridiculously long subject in boundary' '
        grep "^-[0-9a-f]\\{40\\} " boundary
 '
 
+test_expect_success 'prerequisites with an empty commit message' '
+       : >file1 &&
+       git add file1 &&
+       test_tick &&
+       git commit --allow-empty-message -m "" &&
+       test_commit file2 &&
+       git bundle create bundle HEAD^.. &&
+       git bundle verify bundle
+'
+
 test_done