/* This file is part of GNUnet. Copyright (C) 2015, 2016 GNUnet e.V. GNUnet is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. GNUnet is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. You should have received a copy of the GNU Affero General Public License along with this program. If not, see . SPDX-License-Identifier: AGPL3.0-or-later */ /** * @file set/test_set_union_copy.c * @brief testcase for lazy copying of union sets * @author Florian Dold */ #include "platform.h" #include "gnunet_util_lib.h" #include "gnunet_common.h" #include "gnunet_testing_lib.h" #include "gnunet_set_service.h" /** * Value to return from #main(). */ static int ret; static struct GNUNET_PeerIdentity local_id; static struct GNUNET_SET_Handle *set1; static struct GNUNET_SET_Handle *set2; static const struct GNUNET_CONFIGURATION_Handle *config; static struct GNUNET_SCHEDULER_Task *tt; static void add_element_str (struct GNUNET_SET_Handle *set, char *str) { struct GNUNET_SET_Element element; element.element_type = 0; element.data = str; element.size = strlen (str); GNUNET_SET_add_element (set, &element, NULL, NULL); } static void remove_element_str (struct GNUNET_SET_Handle *set, char *str) { struct GNUNET_SET_Element element; element.element_type = 0; element.data = str; element.size = strlen (str); GNUNET_SET_remove_element (set, &element, NULL, NULL); } /** * Signature of the main function of a task. * * @param cls closure */ static void timeout_fail (void *cls) { tt = NULL; GNUNET_SCHEDULER_shutdown (); ret = 1; } struct CountIterClosure { unsigned int expected_count; unsigned int ongoing_count; GNUNET_SCHEDULER_TaskCallback cont; void *cont_cls; char *what; }; static int check_count_iter (void *cls, const struct GNUNET_SET_Element *element) { struct CountIterClosure *ci_cls = cls; if (NULL == element) { if (ci_cls->expected_count != ci_cls->ongoing_count) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Expected count (what: %s) to be %u, but it's actually %u\n", ci_cls->what, ci_cls->expected_count, ci_cls->ongoing_count); ret = 1; GNUNET_SCHEDULER_shutdown (); return GNUNET_NO; } ci_cls->cont (ci_cls->cont_cls); GNUNET_free (ci_cls); return GNUNET_NO; } GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Set `%s' has element %.*s\n", ci_cls->what, (int) element->size, (const char *) element->data); ci_cls->ongoing_count++; return GNUNET_YES; } static void check_count (struct GNUNET_SET_Handle *set, char *what, unsigned int expected_count, GNUNET_SCHEDULER_TaskCallback cont, void *cont_cls) { struct CountIterClosure *ci_cls = GNUNET_new (struct CountIterClosure); GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Checking count of %s\n", what); ci_cls->expected_count = expected_count; ci_cls->ongoing_count = 0; ci_cls->cont = cont; ci_cls->cont_cls = cont_cls; ci_cls->what = what; GNUNET_assert (GNUNET_YES == GNUNET_SET_iterate (set, &check_count_iter, ci_cls)); } static void test_done (void *cls) { GNUNET_SCHEDULER_shutdown (); } static void check_new_set_count (void *cls) { check_count (set2, "new set", 3, &test_done, NULL); } static void copy_done (void *cls, struct GNUNET_SET_Handle *new_set) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "copy done\n"); set2 = new_set; remove_element_str (set2, "k5555"); add_element_str (set2, "n66666"); add_element_str (set2, "new2butremoved"); remove_element_str (set2, "new2butremoved"); remove_element_str (set2, "new3justremoved"); // Check that set1 didn't change. check_count (set1, "old set", 3, &check_new_set_count, NULL); } static void test_copy (void *cls) { GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "about to copy\n"); GNUNET_SET_copy_lazy (set1, ©_done, NULL); } /** * Function run on shutdown. * * @param cls closure */ static void do_shutdown (void *cls) { if (NULL != tt) { GNUNET_SCHEDULER_cancel (tt); tt = NULL; } if (NULL != set1) { GNUNET_SET_destroy (set1); set1 = NULL; } if (NULL != set2) { GNUNET_SET_destroy (set2); set2 = NULL; } } /** * Signature of the 'main' function for a (single-peer) testcase that * is run using #GNUNET_TESTING_peer_run(). * * @param cls closure * @param cfg configuration of the peer that was started * @param peer identity of the peer that was created */ static void run (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg, struct GNUNET_TESTING_Peer *peer) { tt = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply ( GNUNET_TIME_UNIT_SECONDS, 5), &timeout_fail, NULL); GNUNET_SCHEDULER_add_shutdown (&do_shutdown, NULL); config = cfg; GNUNET_TESTING_peer_get_identity (peer, &local_id); set1 = GNUNET_SET_create (cfg, GNUNET_SET_OPERATION_UNION); add_element_str (set1, "333"); add_element_str (set1, "k444"); /* duplicate -- ignored */ add_element_str (set1, "k444"); remove_element_str (set1, "333"); /* non-existent -- ignored */ remove_element_str (set1, "999999999"); add_element_str (set1, "k5555"); /* duplicate -- ignored */ remove_element_str (set1, "333"); add_element_str (set1, "k2"); check_count (set1, "initial test", 3, &test_copy, NULL); } int main (int argc, char **argv) { if (0 != GNUNET_TESTING_peer_run ("test_set_union_copy", "test_set.conf", &run, NULL)) { GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "failed to start testing peer\n"); return 1; } return ret; }