test/send-email: --[no-]xmailer tests

Add tests for the --[no-]xmailer option.

Signed-off-by: Luis Henriques <henrix@camandro.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh
index 19a3ced600a20d805d430533b275a8fa4269b835..aa6137bfe10a74380534e5cb08733f3e194501c2 100755 (executable)
--- a/t/t9001-send-email.sh
+++ b/t/t9001-send-email.sh
@@ -1407,4 +1407,37 @@ test_expect_success $PREREQ 'sendemail.aliasfile=~/.mailrc' '
        grep "^!someone@example\.org!$" commandline1
 '
 
+do_xmailer_test () {
+       expected=$1 params=$2 &&
+       git format-patch -1 &&
+       git send-email \
+               --from="Example <nobody@example.com>" \
+               --to=someone@example.com \
+               --smtp-server="$(pwd)/fake.sendmail" \
+               $params \
+               0001-*.patch \
+               2>errors >out &&
+       { grep '^X-Mailer:' out || :; } >mailer &&
+       test_line_count = $expected mailer
+}
+
+test_expect_success $PREREQ '--[no-]xmailer without any configuration' '
+       do_xmailer_test 1 "--xmailer" &&
+       do_xmailer_test 0 "--no-xmailer"
+'
+
+test_expect_success $PREREQ '--[no-]xmailer with sendemail.xmailer=true' '
+       test_config sendemail.xmailer true &&
+       do_xmailer_test 1 "" &&
+       do_xmailer_test 0 "--no-xmailer" &&
+       do_xmailer_test 1 "--xmailer"
+'
+
+test_expect_success $PREREQ '--[no-]xmailer with sendemail.xmailer=false' '
+       test_config sendemail.xmailer false &&
+       do_xmailer_test 0 "" &&
+       do_xmailer_test 0 "--no-xmailer" &&
+       do_xmailer_test 1 "--xmailer"
+'
+
 test_done