From 3b9b6d0b8e7f798023c9d109c490449d528fde80 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:59:48 +0200
Subject: Adding upstream version 1:9.18.19.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/dns/dbdiff_test.c | 144 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 144 insertions(+)
 create mode 100644 tests/dns/dbdiff_test.c

(limited to 'tests/dns/dbdiff_test.c')

diff --git a/tests/dns/dbdiff_test.c b/tests/dns/dbdiff_test.c
new file mode 100644
index 0000000..f0fb880
--- /dev/null
+++ b/tests/dns/dbdiff_test.c
@@ -0,0 +1,144 @@
+/*
+ * 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.
+ */
+
+#include <inttypes.h>
+#include <sched.h> /* IWYU pragma: keep */
+#include <setjmp.h>
+#include <stdarg.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#define UNIT_TESTING
+#include <cmocka.h>
+
+#include <isc/util.h>
+
+#include <dns/db.h>
+#include <dns/dbiterator.h>
+#include <dns/journal.h>
+#include <dns/name.h>
+
+#include <tests/dns.h>
+
+#define BUFLEN	    255
+#define BIGBUFLEN   (64 * 1024)
+#define TEST_ORIGIN "test"
+
+static void
+test_create(const char *oldfile, dns_db_t **old, const char *newfile,
+	    dns_db_t **newdb) {
+	isc_result_t result;
+
+	result = dns_test_loaddb(old, dns_dbtype_zone, TEST_ORIGIN, oldfile);
+	assert_int_equal(result, ISC_R_SUCCESS);
+
+	result = dns_test_loaddb(newdb, dns_dbtype_zone, TEST_ORIGIN, newfile);
+	assert_int_equal(result, ISC_R_SUCCESS);
+}
+
+/* dns_db_diffx of identical content */
+ISC_RUN_TEST_IMPL(diffx_same) {
+	dns_db_t *newdb = NULL, *olddb = NULL;
+	isc_result_t result;
+	dns_diff_t diff;
+
+	UNUSED(state);
+
+	test_create(TESTS_DIR "/testdata/diff/zone1.data", &olddb,
+		    TESTS_DIR "/testdata/diff/zone1.data", &newdb);
+
+	dns_diff_init(mctx, &diff);
+
+	result = dns_db_diffx(&diff, newdb, NULL, olddb, NULL, NULL);
+	assert_int_equal(result, ISC_R_SUCCESS);
+
+	assert_true(ISC_LIST_EMPTY(diff.tuples));
+
+	dns_diff_clear(&diff);
+	dns_db_detach(&newdb);
+	dns_db_detach(&olddb);
+}
+
+/* dns_db_diffx of zone with record added */
+ISC_RUN_TEST_IMPL(diffx_add) {
+	dns_db_t *newdb = NULL, *olddb = NULL;
+	dns_difftuple_t *tuple;
+	isc_result_t result;
+	dns_diff_t diff;
+	int count = 0;
+
+	UNUSED(state);
+
+	test_create(TESTS_DIR "/testdata/diff/zone1.data", &olddb,
+		    TESTS_DIR "/testdata/diff/zone2.data", &newdb);
+
+	dns_diff_init(mctx, &diff);
+
+	result = dns_db_diffx(&diff, newdb, NULL, olddb, NULL, NULL);
+	assert_int_equal(result, ISC_R_SUCCESS);
+
+	assert_false(ISC_LIST_EMPTY(diff.tuples));
+	for (tuple = ISC_LIST_HEAD(diff.tuples); tuple != NULL;
+	     tuple = ISC_LIST_NEXT(tuple, link))
+	{
+		assert_int_equal(tuple->op, DNS_DIFFOP_ADD);
+		count++;
+	}
+	assert_int_equal(count, 1);
+
+	dns_diff_clear(&diff);
+	dns_db_detach(&newdb);
+	dns_db_detach(&olddb);
+}
+
+/* dns_db_diffx of zone with record removed */
+ISC_RUN_TEST_IMPL(diffx_remove) {
+	dns_db_t *newdb = NULL, *olddb = NULL;
+	dns_difftuple_t *tuple;
+	isc_result_t result;
+	dns_diff_t diff;
+	int count = 0;
+
+	UNUSED(state);
+
+	test_create(TESTS_DIR "/testdata/diff/zone1.data", &olddb,
+		    TESTS_DIR "/testdata/diff/zone3.data", &newdb);
+
+	dns_diff_init(mctx, &diff);
+
+	result = dns_db_diffx(&diff, newdb, NULL, olddb, NULL, NULL);
+	assert_int_equal(result, ISC_R_SUCCESS);
+
+	assert_false(ISC_LIST_EMPTY(diff.tuples));
+	for (tuple = ISC_LIST_HEAD(diff.tuples); tuple != NULL;
+	     tuple = ISC_LIST_NEXT(tuple, link))
+	{
+		assert_int_equal(tuple->op, DNS_DIFFOP_DEL);
+		count++;
+	}
+	assert_int_equal(count, 1);
+
+	dns_diff_clear(&diff);
+	dns_db_detach(&newdb);
+	dns_db_detach(&olddb);
+}
+
+ISC_TEST_LIST_START
+ISC_TEST_ENTRY(diffx_same)
+ISC_TEST_ENTRY(diffx_add)
+ISC_TEST_ENTRY(diffx_remove)
+ISC_TEST_LIST_END
+
+ISC_TEST_MAIN
-- 
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