test_cmp expect actual
'
+# usage with rfc1991 signatures
+echo "rfc1991" > gpghome/gpg.conf
+get_tag_header rfc1991-signed-tag $commit commit $time >expect
+echo "RFC1991 signed tag" >>expect
+echo '-----BEGIN PGP MESSAGE-----' >>expect
+test_expect_success GPG \
+ 'creating a signed tag with rfc1991' '
+ git tag -s -m "RFC1991 signed tag" rfc1991-signed-tag $commit &&
+ get_tag_msg rfc1991-signed-tag >actual &&
+ test_cmp expect actual
+'
+
+cat >fakeeditor <<'EOF'
+#!/bin/sh
+cp "$1" actual
+EOF
+chmod +x fakeeditor
+
+test_expect_success GPG \
+ 'reediting a signed tag body omits signature' '
+ echo "RFC1991 signed tag" >expect &&
+ GIT_EDITOR=./fakeeditor git tag -f -s rfc1991-signed-tag $commit &&
+ test_cmp expect actual
+'
+
+test_expect_success GPG \
+ 'verifying rfc1991 signature' '
+ git tag -v rfc1991-signed-tag
+'
+
+test_expect_success GPG \
+ 'list tag with rfc1991 signature' '
+ echo "rfc1991-signed-tag RFC1991 signed tag" >expect &&
+ git tag -l -n1 rfc1991-signed-tag >actual &&
+ test_cmp expect actual &&
+ git tag -l -n2 rfc1991-signed-tag >actual &&
+ test_cmp expect actual &&
+ git tag -l -n999 rfc1991-signed-tag >actual &&
+ test_cmp expect actual
+'
+
+rm -f gpghome/gpg.conf
+
+test_expect_success GPG \
+ 'verifying rfc1991 signature without --rfc1991' '
+ git tag -v rfc1991-signed-tag
+'
+
+test_expect_success GPG \
+ 'list tag with rfc1991 signature without --rfc1991' '
+ echo "rfc1991-signed-tag RFC1991 signed tag" >expect &&
+ git tag -l -n1 rfc1991-signed-tag >actual &&
+ test_cmp expect actual &&
+ git tag -l -n2 rfc1991-signed-tag >actual &&
+ test_cmp expect actual &&
+ git tag -l -n999 rfc1991-signed-tag >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success GPG \
+ 'reediting a signed tag body omits signature' '
+ echo "RFC1991 signed tag" >expect &&
+ GIT_EDITOR=./fakeeditor git tag -f -s rfc1991-signed-tag $commit &&
+ test_cmp expect actual
+'
+
# try to sign with bad user.signingkey
git config user.signingkey BobTheMouse
test_expect_success GPG \