t: use test_expect_code instead of hand-rolled comparison

diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index 282bee4a54c924b8168b6a28dfdbeb7ab300d7b7..c39e50028f256b6850327b90aa1137bd8e35ef1a 100755 (executable)
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -762,6 +762,67 @@ test_expect_success 'format-patch --signature="" suppresses signatures' '
        ! grep "^-- \$" output
 '
 
+test_expect_success 'prepare mail-signature input' '
+       cat >mail-signature <<-\EOF
+
+       Test User <test.email@kernel.org>
+       http://git.kernel.org/cgit/git/git.git
+
+       git.kernel.org/?p=git/git.git;a=summary
+
+       EOF
+'
+
+test_expect_success '--signature-file=file works' '
+       git format-patch --stdout --signature-file=mail-signature -1 >output &&
+       check_patch output &&
+       sed -e "1,/^-- \$/d" <output >actual &&
+       {
+               cat mail-signature && echo
+       } >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success 'format.signaturefile works' '
+       test_config format.signaturefile mail-signature &&
+       git format-patch --stdout -1 >output &&
+       check_patch output &&
+       sed -e "1,/^-- \$/d" <output >actual &&
+       {
+               cat mail-signature && echo
+       } >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success '--no-signature suppresses format.signaturefile ' '
+       test_config format.signaturefile mail-signature &&
+       git format-patch --stdout --no-signature -1 >output &&
+       check_patch output &&
+       ! grep "^-- \$" output
+'
+
+test_expect_success '--signature-file overrides format.signaturefile' '
+       cat >other-mail-signature <<-\EOF &&
+       Use this other signature instead of mail-signature.
+       EOF
+       test_config format.signaturefile mail-signature &&
+       git format-patch --stdout \
+                       --signature-file=other-mail-signature -1 >output &&
+       check_patch output &&
+       sed -e "1,/^-- \$/d" <output >actual &&
+       {
+               cat other-mail-signature && echo
+       } >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success '--signature overrides format.signaturefile' '
+       test_config format.signaturefile mail-signature &&
+       git format-patch --stdout --signature="my sig" -1 >output &&
+       check_patch output &&
+       grep "my sig" output
+'
+
 test_expect_success TTY 'format-patch --stdout paginates' '
        rm -f pager_used &&
        test_terminal env GIT_PAGER="wc >pager_used" git format-patch --stdout --all &&