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-rw-r--r--lib/isc/tests/pool_test.c194
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diff --git a/lib/isc/tests/pool_test.c b/lib/isc/tests/pool_test.c
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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>
+#include <unistd.h>
+
+#define UNIT_TESTING
+#include <cmocka.h>
+
+#include <isc/mem.h>
+#include <isc/pool.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);
+}
+
+static isc_result_t
+poolinit(void **target, void *arg) {
+ isc_result_t result;
+
+ isc_taskmgr_t *mgr = (isc_taskmgr_t *)arg;
+ isc_task_t *task = NULL;
+ result = isc_task_create(mgr, 0, &task);
+ if (result != ISC_R_SUCCESS) {
+ return (result);
+ }
+
+ *target = (void *)task;
+ return (ISC_R_SUCCESS);
+}
+
+static void
+poolfree(void **target) {
+ isc_task_t *task = *(isc_task_t **)target;
+ isc_task_destroy(&task);
+ *target = NULL;
+}
+
+/* Create a pool */
+static void
+create_pool(void **state) {
+ isc_result_t result;
+ isc_pool_t *pool = NULL;
+
+ UNUSED(state);
+
+ result = isc_pool_create(test_mctx, 8, poolfree, poolinit, taskmgr,
+ &pool);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ assert_int_equal(isc_pool_count(pool), 8);
+
+ isc_pool_destroy(&pool);
+ assert_null(pool);
+}
+
+/* Resize a pool */
+static void
+expand_pool(void **state) {
+ isc_result_t result;
+ isc_pool_t *pool1 = NULL, *pool2 = NULL, *hold = NULL;
+
+ UNUSED(state);
+
+ result = isc_pool_create(test_mctx, 10, poolfree, poolinit, taskmgr,
+ &pool1);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ assert_int_equal(isc_pool_count(pool1), 10);
+
+ /* resizing to a smaller size should have no effect */
+ hold = pool1;
+ result = isc_pool_expand(&pool1, 5, &pool2);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ assert_int_equal(isc_pool_count(pool2), 10);
+ assert_ptr_equal(pool2, hold);
+ assert_null(pool1);
+ pool1 = pool2;
+ pool2 = NULL;
+
+ /* resizing to the same size should have no effect */
+ hold = pool1;
+ result = isc_pool_expand(&pool1, 10, &pool2);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ assert_int_equal(isc_pool_count(pool2), 10);
+ assert_ptr_equal(pool2, hold);
+ assert_null(pool1);
+ pool1 = pool2;
+ pool2 = NULL;
+
+ /* resizing to larger size should make a new pool */
+ hold = pool1;
+ result = isc_pool_expand(&pool1, 20, &pool2);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ assert_int_equal(isc_pool_count(pool2), 20);
+ assert_ptr_not_equal(pool2, hold);
+ assert_null(pool1);
+
+ isc_pool_destroy(&pool2);
+ assert_null(pool2);
+}
+
+/* Get objects */
+static void
+get_objects(void **state) {
+ isc_result_t result;
+ isc_pool_t *pool = NULL;
+ void *item;
+ isc_task_t *task1 = NULL, *task2 = NULL, *task3 = NULL;
+
+ UNUSED(state);
+
+ result = isc_pool_create(test_mctx, 2, poolfree, poolinit, taskmgr,
+ &pool);
+ assert_int_equal(result, ISC_R_SUCCESS);
+ assert_int_equal(isc_pool_count(pool), 2);
+
+ item = isc_pool_get(pool);
+ assert_non_null(item);
+ isc_task_attach((isc_task_t *)item, &task1);
+
+ item = isc_pool_get(pool);
+ assert_non_null(item);
+ isc_task_attach((isc_task_t *)item, &task2);
+
+ item = isc_pool_get(pool);
+ assert_non_null(item);
+ isc_task_attach((isc_task_t *)item, &task3);
+
+ isc_task_detach(&task1);
+ isc_task_detach(&task2);
+ isc_task_detach(&task3);
+
+ isc_pool_destroy(&pool);
+ assert_null(pool);
+}
+
+int
+main(void) {
+ const struct CMUnitTest tests[] = {
+ cmocka_unit_test_setup_teardown(create_pool, _setup, _teardown),
+ cmocka_unit_test_setup_teardown(expand_pool, _setup, _teardown),
+ cmocka_unit_test_setup_teardown(get_objects, _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 */