Adding upstream version 1:9.16.44.upstream/1%9.16.44

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 204 insertions, 0 deletions

diff --git a/lib/isc/tests/taskpool_test.c b/lib/isc/tests/taskpool_test.c
new file mode 100644
index 0000000..64a4641
--- /dev/null
+++ b/lib/isc/tests/taskpool_test.c
@@ -0,0 +1,204 @@
+/*
+ * 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/task.h>
+#include <isc/taskpool.h>
+#include <isc/util.h>
+
+#include "isctest.h"
+
+#define TASK_MAGIC    ISC_MAGIC('T', 'A', 'S', 'K')
+#define VALID_TASK(t) ISC_MAGIC_VALID(t, TASK_MAGIC)
+
+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);
+}
+
+/* Create a taskpool */
+static void
+create_pool(void **state) {
+	isc_result_t result;
+	isc_taskpool_t *pool = NULL;
+
+	UNUSED(state);
+
+	result = isc_taskpool_create(taskmgr, test_mctx, 8, 2, false, &pool);
+	assert_int_equal(result, ISC_R_SUCCESS);
+	assert_int_equal(isc_taskpool_size(pool), 8);
+
+	isc_taskpool_destroy(&pool);
+	assert_null(pool);
+}
+
+/* Resize a taskpool */
+static void
+expand_pool(void **state) {
+	isc_result_t result;
+	isc_taskpool_t *pool1 = NULL, *pool2 = NULL, *hold = NULL;
+
+	UNUSED(state);
+
+	result = isc_taskpool_create(taskmgr, test_mctx, 10, 2, false, &pool1);
+	assert_int_equal(result, ISC_R_SUCCESS);
+	assert_int_equal(isc_taskpool_size(pool1), 10);
+
+	/* resizing to a smaller size should have no effect */
+	hold = pool1;
+	result = isc_taskpool_expand(&pool1, 5, false, &pool2);
+	assert_int_equal(result, ISC_R_SUCCESS);
+	assert_int_equal(isc_taskpool_size(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_taskpool_expand(&pool1, 10, false, &pool2);
+	assert_int_equal(result, ISC_R_SUCCESS);
+	assert_int_equal(isc_taskpool_size(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_taskpool_expand(&pool1, 20, false, &pool2);
+	assert_int_equal(result, ISC_R_SUCCESS);
+	assert_int_equal(isc_taskpool_size(pool2), 20);
+	assert_ptr_not_equal(pool2, hold);
+	assert_null(pool1);
+
+	isc_taskpool_destroy(&pool2);
+	assert_null(pool2);
+}
+
+/* Get tasks */
+static void
+get_tasks(void **state) {
+	isc_result_t result;
+	isc_taskpool_t *pool = NULL;
+	isc_task_t *task1 = NULL, *task2 = NULL, *task3 = NULL;
+
+	UNUSED(state);
+
+	result = isc_taskpool_create(taskmgr, test_mctx, 2, 2, false, &pool);
+	assert_int_equal(result, ISC_R_SUCCESS);
+	assert_int_equal(isc_taskpool_size(pool), 2);
+
+	/* two tasks in pool; make sure we can access them more than twice */
+	isc_taskpool_gettask(pool, &task1);
+	assert_true(VALID_TASK(task1));
+
+	isc_taskpool_gettask(pool, &task2);
+	assert_true(VALID_TASK(task2));
+
+	isc_taskpool_gettask(pool, &task3);
+	assert_true(VALID_TASK(task3));
+
+	isc_task_destroy(&task1);
+	isc_task_destroy(&task2);
+	isc_task_destroy(&task3);
+
+	isc_taskpool_destroy(&pool);
+	assert_null(pool);
+}
+
+/* Set privileges */
+static void
+set_privilege(void **state) {
+	isc_result_t result;
+	isc_taskpool_t *pool = NULL;
+	isc_task_t *task1 = NULL, *task2 = NULL, *task3 = NULL;
+
+	UNUSED(state);
+
+	result = isc_taskpool_create(taskmgr, test_mctx, 2, 2, true, &pool);
+	assert_int_equal(result, ISC_R_SUCCESS);
+	assert_int_equal(isc_taskpool_size(pool), 2);
+
+	isc_taskpool_gettask(pool, &task1);
+	isc_taskpool_gettask(pool, &task2);
+	isc_taskpool_gettask(pool, &task3);
+
+	assert_true(VALID_TASK(task1));
+	assert_true(VALID_TASK(task2));
+	assert_true(VALID_TASK(task3));
+
+	assert_true(isc_task_getprivilege(task1));
+	assert_true(isc_task_getprivilege(task2));
+	assert_true(isc_task_getprivilege(task3));
+
+	isc_task_destroy(&task1);
+	isc_task_destroy(&task2);
+	isc_task_destroy(&task3);
+
+	isc_taskpool_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_tasks, _setup, _teardown),
+		cmocka_unit_test_setup_teardown(set_privilege, _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 */