1 /* $NetBSD: dbdiff_test.c,v 1.3 2025/01/26 16:25:47 christos Exp $ */ 2 3 /* 4 * Copyright (C) Internet Systems Consortium, Inc. ("ISC") 5 * 6 * SPDX-License-Identifier: MPL-2.0 7 * 8 * This Source Code Form is subject to the terms of the Mozilla Public 9 * License, v. 2.0. If a copy of the MPL was not distributed with this 10 * file, you can obtain one at https://mozilla.org/MPL/2.0/. 11 * 12 * See the COPYRIGHT file distributed with this work for additional 13 * information regarding copyright ownership. 14 */ 15 16 #include <inttypes.h> 17 #include <sched.h> /* IWYU pragma: keep */ 18 #include <setjmp.h> 19 #include <stdarg.h> 20 #include <stddef.h> 21 #include <stdlib.h> 22 #include <string.h> 23 #include <unistd.h> 24 25 #define UNIT_TESTING 26 #include <cmocka.h> 27 28 #include <isc/util.h> 29 30 #include <dns/db.h> 31 #include <dns/dbiterator.h> 32 #include <dns/journal.h> 33 #include <dns/name.h> 34 35 #include <tests/dns.h> 36 37 #define BUFLEN 255 38 #define BIGBUFLEN (64 * 1024) 39 #define TEST_ORIGIN "test" 40 41 static void 42 test_create(const char *oldfile, dns_db_t **old, const char *newfile, 43 dns_db_t **newdb) { 44 isc_result_t result; 45 46 result = dns_test_loaddb(old, dns_dbtype_zone, TEST_ORIGIN, oldfile); 47 assert_int_equal(result, ISC_R_SUCCESS); 48 49 result = dns_test_loaddb(newdb, dns_dbtype_zone, TEST_ORIGIN, newfile); 50 assert_int_equal(result, ISC_R_SUCCESS); 51 } 52 53 /* dns_db_diffx of identical content */ 54 ISC_RUN_TEST_IMPL(diffx_same) { 55 dns_db_t *newdb = NULL, *olddb = NULL; 56 isc_result_t result; 57 dns_diff_t diff; 58 59 UNUSED(state); 60 61 test_create(TESTS_DIR "/testdata/diff/zone1.data", &olddb, 62 TESTS_DIR "/testdata/diff/zone1.data", &newdb); 63 64 dns_diff_init(mctx, &diff); 65 66 result = dns_db_diffx(&diff, newdb, NULL, olddb, NULL, NULL); 67 assert_int_equal(result, ISC_R_SUCCESS); 68 69 assert_true(ISC_LIST_EMPTY(diff.tuples)); 70 71 dns_diff_clear(&diff); 72 dns_db_detach(&newdb); 73 dns_db_detach(&olddb); 74 } 75 76 /* dns_db_diffx of zone with record added */ 77 ISC_RUN_TEST_IMPL(diffx_add) { 78 dns_db_t *newdb = NULL, *olddb = NULL; 79 dns_difftuple_t *tuple; 80 isc_result_t result; 81 dns_diff_t diff; 82 int count = 0; 83 84 UNUSED(state); 85 86 test_create(TESTS_DIR "/testdata/diff/zone1.data", &olddb, 87 TESTS_DIR "/testdata/diff/zone2.data", &newdb); 88 89 dns_diff_init(mctx, &diff); 90 91 result = dns_db_diffx(&diff, newdb, NULL, olddb, NULL, NULL); 92 assert_int_equal(result, ISC_R_SUCCESS); 93 94 assert_false(ISC_LIST_EMPTY(diff.tuples)); 95 for (tuple = ISC_LIST_HEAD(diff.tuples); tuple != NULL; 96 tuple = ISC_LIST_NEXT(tuple, link)) 97 { 98 assert_int_equal(tuple->op, DNS_DIFFOP_ADD); 99 count++; 100 } 101 assert_int_equal(count, 1); 102 103 dns_diff_clear(&diff); 104 dns_db_detach(&newdb); 105 dns_db_detach(&olddb); 106 } 107 108 /* dns_db_diffx of zone with record removed */ 109 ISC_RUN_TEST_IMPL(diffx_remove) { 110 dns_db_t *newdb = NULL, *olddb = NULL; 111 dns_difftuple_t *tuple; 112 isc_result_t result; 113 dns_diff_t diff; 114 int count = 0; 115 116 UNUSED(state); 117 118 test_create(TESTS_DIR "/testdata/diff/zone1.data", &olddb, 119 TESTS_DIR "/testdata/diff/zone3.data", &newdb); 120 121 dns_diff_init(mctx, &diff); 122 123 result = dns_db_diffx(&diff, newdb, NULL, olddb, NULL, NULL); 124 assert_int_equal(result, ISC_R_SUCCESS); 125 126 assert_false(ISC_LIST_EMPTY(diff.tuples)); 127 for (tuple = ISC_LIST_HEAD(diff.tuples); tuple != NULL; 128 tuple = ISC_LIST_NEXT(tuple, link)) 129 { 130 assert_int_equal(tuple->op, DNS_DIFFOP_DEL); 131 count++; 132 } 133 assert_int_equal(count, 1); 134 135 dns_diff_clear(&diff); 136 dns_db_detach(&newdb); 137 dns_db_detach(&olddb); 138 } 139 140 ISC_TEST_LIST_START 141 ISC_TEST_ENTRY(diffx_same) 142 ISC_TEST_ENTRY(diffx_add) 143 ISC_TEST_ENTRY(diffx_remove) 144 ISC_TEST_LIST_END 145 146 ISC_TEST_MAIN 147