git.meshlink.io Git - meshlink/blob - test/blackbox/run_blackbox_tests/test_cases_channel_set_receive_cb.c

   1 /*
   2     test_cases_channel_set_receive_cb.c -- Execution of specific meshlink black box test cases
   3     Copyright (C) 2018  Guus Sliepen <guus@meshlink.io>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License along
  16     with this program; if not, write to the Free Software Foundation, Inc.,
  17     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19 #include "execute_tests.h"
  20 #include "../common/containers.h"
  21 #include "../common/test_step.h"
  22 #include "../common/common_handlers.h"
  23 #include "test_cases_channel_set_receive_cb.h"
  24 #include <assert.h>
  25 #include <string.h>
  26 #include <stdlib.h>
  27 #include <stdarg.h>
  28 #include <setjmp.h>
  29 #include <cmocka.h>
  30 #include <pthread.h>
  31 #include <errno.h>
  32
  33 /* Modify this to change the logging level of Meshlink */
  34 #define TEST_MESHLINK_LOG_LEVEL MESHLINK_DEBUG
  35
  36 /* Modify this to change the port number */
  37 #define PORT 8000
  38
  39 /* Modify this to change the channel receive callback access buffer */
  40 #define TCP_TEST 8000
  41
  42 static void test_case_set_channel_receive_cb_01(void **state);
  43 static bool test_steps_set_channel_receive_cb_01(void);
  44 static void test_case_set_channel_receive_cb_02(void **state);
  45 static bool test_steps_set_channel_receive_cb_02(void);
  46 static void test_case_set_channel_receive_cb_03(void **state);
  47 static bool test_steps_set_channel_receive_cb_03(void);
  48
  49 static bool rec_stat = false;
  50 static bool accept_stat = false;
  51
  52 /* mutex for the receive callback common resources */
  53 static pthread_mutex_t lock_accept = PTHREAD_MUTEX_INITIALIZER;
  54 static pthread_mutex_t lock_receive = PTHREAD_MUTEX_INITIALIZER;
  55 static pthread_cond_t accept_cond = PTHREAD_COND_INITIALIZER;
  56 static pthread_cond_t receive_cond = PTHREAD_COND_INITIALIZER;
  57
  58 static black_box_state_t test_case_channel_set_receive_cb_01_state = {
  59         .test_case_name = "test_case_channel_set_receive_cb_01",
  60 };
  61
  62 static black_box_state_t test_case_channel_set_receive_cb_02_state = {
  63         .test_case_name = "test_case_channel_set_receive_cb_02",
  64 };
  65
  66 static black_box_state_t test_case_channel_set_receive_cb_03_state = {
  67         .test_case_name = "test_case_channel_set_receive_cb_03",
  68 };
  69
  70 /* channel receive callback */
  71 static void channel_receive_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, const void *dat, size_t len) {
  72         (void)mesh;
  73         (void)channel;
  74         (void)dat;
  75         (void)len;
  76
  77         pthread_mutex_lock(& lock_receive);
  78         rec_stat = true;
  79         assert(!pthread_cond_broadcast(&receive_cond));
  80         pthread_mutex_unlock(& lock_receive);
  81 }
  82
  83 static bool accept_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len) {
  84         (void)port;
  85         (void)data;
  86         (void)len;
  87
  88         meshlink_set_channel_receive_cb(mesh, channel, channel_receive_cb);
  89
  90         pthread_mutex_lock(& lock_accept);
  91         accept_stat = true;
  92         assert(!pthread_cond_broadcast(&accept_cond));
  93         pthread_mutex_unlock(& lock_accept);
  94
  95         return true;
  96 }
  97
  98 static void poll_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, size_t len) {
  99         (void)len;
 100
 101         meshlink_set_channel_poll_cb(mesh, channel, NULL);
 102         assert(meshlink_channel_send(mesh, channel, "Hello", 5) >= 0);
 103 }
 104
 105 /* Execute meshlink_channel_set_receive_cb Test Case # 1 */
 106 static void test_case_set_channel_receive_cb_01(void **state) {
 107         execute_test(test_steps_set_channel_receive_cb_01, state);
 108 }
 109 /* Test Steps for meshlink_channel_set_receive_cb Test Case # 1 - Valid case
 110
 111     Test Steps:
 112     1. Run NUT and Open channel for itself.
 113     2. Set channel receive callback and send data.
 114
 115     Expected Result:
 116     Opens a channel by invoking channel receive callback when data sent to it.
 117 */
 118 static bool test_steps_set_channel_receive_cb_01(void) {
 119         struct timespec timeout = {0};
 120         meshlink_destroy("channelreceiveconf");
 121         meshlink_set_log_cb(NULL, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 122
 123         /* Create meshlink instance */
 124         meshlink_handle_t *mesh_handle = meshlink_open("channelreceiveconf", "nut", "node_sim", 1);
 125         assert(mesh_handle != NULL);
 126         meshlink_set_log_cb(mesh_handle, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 127         meshlink_set_channel_accept_cb(mesh_handle, accept_cb);
 128
 129         assert(meshlink_start(mesh_handle));
 130
 131         meshlink_node_t *node = meshlink_get_self(mesh_handle);
 132         assert(node != NULL);
 133
 134         rec_stat = false;
 135         accept_stat = false;
 136         meshlink_channel_t *channel = meshlink_channel_open(mesh_handle, node, 8000, NULL, NULL, 0);
 137         meshlink_set_channel_poll_cb(mesh_handle, channel, poll_cb);
 138
 139         timeout.tv_sec = time(NULL) + 20;
 140         pthread_mutex_lock(& lock_accept);
 141
 142         while(accept_stat == false) {
 143                 assert(!pthread_cond_timedwait(&accept_cond, &lock_accept, &timeout));
 144         }
 145
 146         pthread_mutex_unlock(& lock_accept);
 147
 148         timeout.tv_sec = time(NULL) + 20;
 149         pthread_mutex_lock(& lock_receive);
 150
 151         while(rec_stat == false) {
 152                 assert(pthread_cond_timedwait(&receive_cond, &lock_receive, &timeout) == 0);
 153         }
 154
 155         pthread_mutex_unlock(& lock_receive);
 156
 157         meshlink_close(mesh_handle);
 158         meshlink_destroy("channelreceiveconf");
 159
 160         return true;
 161 }
 162
 163 /* Execute meshlink_channel_set_receive_cb Test Case # 2 */
 164 static void test_case_set_channel_receive_cb_02(void **state) {
 165         execute_test(test_steps_set_channel_receive_cb_02, state);
 166 }
 167 /* Test Steps for meshlink_channel_set_receive_cb Test Case # 2 - Invalid case
 168
 169     Test Steps:
 170     1. Run NUT and Open channel for itself.
 171     2. Set channel receive callback with NULL as mesh handle.
 172
 173     Expected Result:
 174     meshlink_channel_set_receive_cb returning proper meshlink_errno.
 175 */
 176 static bool test_steps_set_channel_receive_cb_02(void) {
 177         meshlink_destroy("channelreceiveconf");
 178         meshlink_set_log_cb(NULL, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 179
 180         /* Create meshlink instance */
 181         meshlink_handle_t *mesh_handle = meshlink_open("channelreceiveconf", "nut", "node_sim", 1);
 182         assert(mesh_handle != NULL);
 183         meshlink_set_log_cb(mesh_handle, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 184         meshlink_set_channel_accept_cb(mesh_handle, accept_cb);
 185
 186         /* Starting NUT */
 187         assert(meshlink_start(mesh_handle));
 188         meshlink_node_t *node = meshlink_get_self(mesh_handle);
 189         assert(node != NULL);
 190
 191         meshlink_channel_t *channel = meshlink_channel_open_ex(mesh_handle, node, 8000, NULL, NULL, 0, MESHLINK_CHANNEL_UDP);
 192         assert(channel != NULL);
 193         meshlink_set_channel_poll_cb(mesh_handle, channel, poll_cb);
 194
 195         /* Setting channel for NUT using meshlink_set_channel_receive_cb API with NULL as mesh handle */
 196         meshlink_set_channel_receive_cb(NULL, channel, channel_receive_cb);
 197         assert_int_equal(meshlink_errno, MESHLINK_EINVAL);
 198
 199         meshlink_close(mesh_handle);
 200         meshlink_destroy("channelreceiveconf");
 201
 202         return true;
 203 }
 204
 205 /* Execute meshlink_channel_set_receive_cb Test Case # 3 */
 206 static void test_case_set_channel_receive_cb_03(void **state) {
 207         execute_test(test_steps_set_channel_receive_cb_03, state);
 208 }
 209 /* Test Steps for meshlink_channel_set_receive_cb Test Case # 3 - Invalid case
 210
 211     Test Steps:
 212     1. Run NUT and Open channel for itself.
 213     2. Set channel receive callback with NULL as channel handle.
 214
 215     Expected Result:
 216     meshlink_channel_set_receive_cb returning proper meshlink_errno.
 217 */
 218 static bool test_steps_set_channel_receive_cb_03(void) {
 219         meshlink_destroy("channelreceiveconf");
 220         meshlink_set_log_cb(NULL, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 221
 222         /* Create meshlink instance */
 223         meshlink_handle_t *mesh_handle = meshlink_open("channelreceiveconf", "nut", "node_sim", 1);
 224         fprintf(stderr, "meshlink_open status: %s\n", meshlink_strerror(meshlink_errno));
 225         assert(mesh_handle != NULL);
 226         meshlink_set_log_cb(mesh_handle, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 227         meshlink_set_channel_accept_cb(mesh_handle, accept_cb);
 228
 229         /* Starting NUT */
 230         assert(meshlink_start(mesh_handle));
 231
 232         /* Setting channel for NUT using meshlink_set_channel_receive_cb API channel handle as NULL */
 233         meshlink_set_channel_receive_cb(mesh_handle, NULL, channel_receive_cb);
 234
 235         assert_int_equal(meshlink_errno, MESHLINK_EINVAL);
 236         meshlink_close(mesh_handle);
 237         meshlink_destroy("channelreceiveconf");
 238         return true;
 239 }
 240
 241
 242 int test_meshlink_set_channel_receive_cb(void) {
 243         const struct CMUnitTest blackbox_channel_set_receive_cb_tests[] = {
 244                 cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_receive_cb_01, NULL, NULL,
 245                                 (void *)&test_case_channel_set_receive_cb_01_state),
 246                 cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_receive_cb_02, NULL, NULL,
 247                                 (void *)&test_case_channel_set_receive_cb_02_state),
 248                 cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_receive_cb_03, NULL, NULL,
 249                                 (void *)&test_case_channel_set_receive_cb_03_state)
 250         };
 251         total_tests += sizeof(blackbox_channel_set_receive_cb_tests) / sizeof(blackbox_channel_set_receive_cb_tests[0]);
 252
 253         int failed = cmocka_run_group_tests(blackbox_channel_set_receive_cb_tests, NULL, NULL);
 254
 255         return failed;
 256 }