send-email: fix non-threaded mails

diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh
index 3c90c4fc1c0ee798b5e37729d1a67018499f0a92..8518acaca6ea01723bd2a2e36c90cae23f6fbdcb 100755 (executable)
--- a/t/t9001-send-email.sh
+++ b/t/t9001-send-email.sh
@@ -3,6 +3,11 @@
 test_description='git send-email'
 . ./test-lib.sh
 
+if ! test_have_prereq PERL; then
+       say 'skipping git send-email tests, perl not available'
+       test_done
+fi
+
 PROG='git send-email'
 test_expect_success \
     'prepare reference tree' \
@@ -611,9 +616,19 @@ test_expect_success 'in-reply-to but no threading' '
                --from="Example <nobody@example.com>" \
                --to=nobody@example.com \
                --in-reply-to="<in-reply-id@example.com>" \
-               --no-thread \
+               --nothread \
                $patches |
        grep "In-Reply-To: <in-reply-id@example.com>"
 '
 
+test_expect_success 'no in-reply-to and no threading' '
+       git send-email \
+               --dry-run \
+               --from="Example <nobody@example.com>" \
+               --to=nobody@example.com \
+               --nothread \
+               $patches $patches >stdout &&
+       ! grep "In-Reply-To: " stdout
+'
+
 test_done