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/*
* 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.
*/
#if HAVE_CMOCKA
#include <sched.h> /* IWYU pragma: keep */
#include <setjmp.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
#define UNIT_TESTING
#include <cmocka.h>
#include <isc/mem.h>
#include <isc/result.h>
#include <isc/stats.h>
#include <isc/util.h>
#include "isctest.h"
static int
_setup(void **state) {
isc_result_t result;
UNUSED(state);
result = isc_test_begin(NULL, true, 0);
assert_int_equal(result, ISC_R_SUCCESS);
return (0);
}
static int
_teardown(void **state) {
UNUSED(state);
isc_test_end();
return (0);
}
/* test stats */
static void
isc_stats_basic_test(void **state) {
isc_stats_t *stats = NULL;
isc_result_t result;
UNUSED(state);
result = isc_stats_create(test_mctx, &stats, 4);
assert_int_equal(result, ISC_R_SUCCESS);
assert_int_equal(isc_stats_ncounters(stats), 4);
/* Default all 0. */
for (int i = 0; i < isc_stats_ncounters(stats); i++) {
assert_int_equal(isc_stats_get_counter(stats, i), 0);
}
/* Test increment. */
for (int i = 0; i < isc_stats_ncounters(stats); i++) {
isc_stats_increment(stats, i);
assert_int_equal(isc_stats_get_counter(stats, i), 1);
isc_stats_increment(stats, i);
assert_int_equal(isc_stats_get_counter(stats, i), 2);
}
/* Test decrement. */
for (int i = 0; i < isc_stats_ncounters(stats); i++) {
isc_stats_decrement(stats, i);
assert_int_equal(isc_stats_get_counter(stats, i), 1);
isc_stats_decrement(stats, i);
assert_int_equal(isc_stats_get_counter(stats, i), 0);
}
/* Test set. */
for (int i = 0; i < isc_stats_ncounters(stats); i++) {
isc_stats_set(stats, i, i);
assert_int_equal(isc_stats_get_counter(stats, i), i);
}
/* Test update if greater. */
for (int i = 0; i < isc_stats_ncounters(stats); i++) {
isc_stats_update_if_greater(stats, i, i);
assert_int_equal(isc_stats_get_counter(stats, i), i);
isc_stats_update_if_greater(stats, i, i + 1);
assert_int_equal(isc_stats_get_counter(stats, i), i + 1);
}
/* Test resize. */
isc_stats_resize(&stats, 3);
assert_int_equal(isc_stats_ncounters(stats), 4);
isc_stats_resize(&stats, 4);
assert_int_equal(isc_stats_ncounters(stats), 4);
isc_stats_resize(&stats, 5);
assert_int_equal(isc_stats_ncounters(stats), 5);
/* Existing counters are retained */
for (int i = 0; i < isc_stats_ncounters(stats); i++) {
uint32_t expect = i + 1;
if (i == 4) {
expect = 0;
}
assert_int_equal(isc_stats_get_counter(stats, i), expect);
}
isc_stats_detach(&stats);
}
int
main(void) {
const struct CMUnitTest tests[] = {
cmocka_unit_test_setup_teardown(isc_stats_basic_test, _setup,
_teardown),
};
return (cmocka_run_group_tests(tests, NULL, NULL));
}
#else /* HAVE_CMOCKA */
#include <stdio.h>
int
main(void) {
printf("1..0 # Skipped: cmocka not available\n");
return (SKIPPED_TEST_EXIT_CODE);
}
#endif /* if HAVE_CMOCKA */
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