add a test for dnssec-signzone -J

generate a journal file, and load it in dnssec-signzone.

bin/tests/system/dnssec/clean.sh

@@ -112,6 +112,7 @@ rm -f ./signer/example.db.after ./signer/example.db.before
 rm -f ./signer/example.db.changed
 rm -f ./signer/general/dsset*
 rm -f ./signer/general/signed.zone
+rm -f ./signer/general/*.jnl
 rm -f ./signer/general/signer.out.*
 rm -f ./signer/nsec3param.out
 rm -f ./signer/signer.out.*

bin/tests/system/dnssec/signer/general/test10.zone

@@ -0,0 +1,20 @@
+; Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+;
+; SPDX-License-Identifier: MPL-2.0
+;
+; This Source Code Form is subject to the terms of the Mozilla Public
+; License, v. 2.0.  If a copy of the MPL was not distributed with this
+; file, you can obtain one at https://mozilla.org/MPL/2.0/.
+;
+; See the COPYRIGHT file distributed with this work for additional
+; information regarding copyright ownership.
+
+;	This is a zone which has two DNSKEY records, both of which have
+; existing private key files available.  They should be loaded automatically
+; and the zone correctly signed.
+;
+$TTL 3600
+example.com.	IN	SOA ns hostmaster 00100000 1200 3600 604800 300
+extra.example.com. IN   A   1.2.3.4
+$include Kexample.com.+008+63613.key
+$include Kexample.com.+008+15002.key

bin/tests/system/dnssec/tests.sh

@@ -1406,6 +1406,20 @@ n=$((n+1))
 test "$ret" -eq 0 || echo_i "failed"
 status=$((status+ret))
 
+echo_ic "check that dnssec-signzone -J loads journal files ($n)"
+ret=0
+(
+cd signer/general || exit 0
+rm -f signed.zone
+$MAKEJOURNAL example.com. test9.zone test10.zone test9.zone.jnl
+$SIGNER -f signed.zone -o example.com. -J test9.zone.jnl test9.zone > signer.out.$n
+grep -q extra signed.zone
+) || ret=1
+n=$((n+1))
+test "$ret" -eq 0 || echo_i "failed"
+status=$((status+ret))
+
+
 echo_ic "check that dnssec-signzone accepts maximum NSEC3 iterations ($n)"
 ret=0
 (