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 static void test_case_set_channel_receive_cb_04(void **state);
  49 static bool test_steps_set_channel_receive_cb_04(void);
  50
  51 static void channel_poll(meshlink_handle_t *mesh, meshlink_channel_t *channel, size_t len);
  52 static bool channel_accept(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len);
  53
  54 static bool rec_stat = false;
  55 static bool accept_stat = false;
  56
  57 /* mutex for the receive callback common resources */
  58 static pthread_mutex_t lock_accept = PTHREAD_MUTEX_INITIALIZER;
  59 static pthread_mutex_t lock_receive = PTHREAD_MUTEX_INITIALIZER;
  60 static pthread_cond_t accept_cond = PTHREAD_COND_INITIALIZER;
  61 static pthread_cond_t receive_cond = PTHREAD_COND_INITIALIZER;
  62
  63 static black_box_state_t test_case_channel_set_receive_cb_01_state = {
  64         .test_case_name = "test_case_channel_set_receive_cb_01",
  65 };
  66 static black_box_state_t test_case_channel_set_receive_cb_02_state = {
  67         .test_case_name = "test_case_channel_set_receive_cb_02",
  68 };
  69 static black_box_state_t test_case_channel_set_receive_cb_03_state = {
  70         .test_case_name = "test_case_channel_set_receive_cb_03",
  71 };
  72 static black_box_state_t test_case_channel_set_receive_cb_04_state = {
  73         .test_case_name = "test_case_channel_set_receive_cb_04",
  74 };
  75
  76 /* channel receive callback */
  77 static void channel_receive_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, const void *dat, size_t len) {
  78         pthread_mutex_lock(& lock_receive);
  79         rec_stat = true;
  80         assert(!pthread_cond_broadcast(&receive_cond));
  81         pthread_mutex_unlock(& lock_receive);
  82 }
  83
  84 static bool accept_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len) {
  85         meshlink_set_channel_receive_cb(mesh, channel, channel_receive_cb);
  86
  87         pthread_mutex_lock(& lock_accept);
  88         accept_stat = true;
  89         assert(!pthread_cond_broadcast(&accept_cond));
  90         pthread_mutex_unlock(& lock_accept);
  91
  92         return true;
  93 }
  94
  95 static void poll_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, size_t len) {
  96         (void)len;
  97
  98         meshlink_set_channel_poll_cb(mesh, channel, NULL);
  99         assert(meshlink_channel_send(mesh, channel, "Hello", 5) >= 0);
 100 }
 101
 102 /* Execute meshlink_channel_set_receive_cb Test Case # 1 */
 103 static void test_case_set_channel_receive_cb_01(void **state) {
 104         execute_test(test_steps_set_channel_receive_cb_01, state);
 105 }
 106 /* Test Steps for meshlink_channel_set_receive_cb Test Case # 1 - Valid case
 107
 108     Test Steps:
 109     1. Run NUT and Open channel for itself.
 110     2. Set channel receive callback and send data.
 111
 112     Expected Result:
 113     Opens a channel by invoking channel receive callback when data sent to it.
 114 */
 115 static bool test_steps_set_channel_receive_cb_01(void) {
 116         struct timespec timeout = {0};
 117         meshlink_destroy("channelreceiveconf");
 118         meshlink_set_log_cb(NULL, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 119
 120         /* Create meshlink instance */
 121         meshlink_handle_t *mesh_handle = meshlink_open("channelreceiveconf", "nut", "node_sim", 1);
 122         assert(mesh_handle != NULL);
 123         meshlink_set_log_cb(mesh_handle, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 124         meshlink_set_channel_accept_cb(mesh_handle, accept_cb);
 125
 126         assert(meshlink_start(mesh_handle));
 127
 128         meshlink_node_t *node = meshlink_get_self(mesh_handle);
 129         assert(node != NULL);
 130
 131         rec_stat = false;
 132         accept_stat = false;
 133         meshlink_channel_t *channel = meshlink_channel_open(mesh_handle, node, 8000, NULL, NULL, 0);
 134         meshlink_set_channel_poll_cb(mesh_handle, channel, poll_cb);
 135
 136         timeout.tv_sec = time(NULL) + 20;
 137         pthread_mutex_lock(& lock_accept);
 138
 139         while(accept_stat == false) {
 140                 assert(!pthread_cond_timedwait(&accept_cond, &lock_accept, &timeout));
 141         }
 142
 143         pthread_mutex_unlock(& lock_accept);
 144
 145         timeout.tv_sec = time(NULL) + 20;
 146         pthread_mutex_lock(& lock_receive);
 147
 148         while(rec_stat == false) {
 149                 assert(pthread_cond_timedwait(&receive_cond, &lock_receive, &timeout) == 0);
 150         }
 151
 152         pthread_mutex_unlock(& lock_receive);
 153
 154         meshlink_close(mesh_handle);
 155         meshlink_destroy("channelreceiveconf");
 156
 157         return true;
 158 }
 159
 160 /* Execute meshlink_channel_set_receive_cb Test Case # 2 */
 161 static void test_case_set_channel_receive_cb_02(void **state) {
 162         execute_test(test_steps_set_channel_receive_cb_02, state);
 163 }
 164 /* Test Steps for meshlink_channel_set_receive_cb Test Case # 2 - Invalid case
 165
 166     Test Steps:
 167     1. Run NUT and Open channel for itself.
 168     2. Set channel receive callback with NULL as mesh handle.
 169
 170     Expected Result:
 171     meshlink_channel_set_receive_cb returning proper meshlink_errno.
 172 */
 173 static bool test_steps_set_channel_receive_cb_02(void) {
 174         meshlink_destroy("channelreceiveconf");
 175         meshlink_set_log_cb(NULL, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 176
 177         /* Create meshlink instance */
 178         meshlink_handle_t *mesh_handle = meshlink_open("channelreceiveconf", "nut", "node_sim", 1);
 179         assert(mesh_handle != NULL);
 180         meshlink_set_log_cb(mesh_handle, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 181         meshlink_set_channel_accept_cb(mesh_handle, accept_cb);
 182
 183         /* Starting NUT */
 184         assert(meshlink_start(mesh_handle));
 185         meshlink_node_t *node = meshlink_get_self(mesh_handle);
 186         assert(node != NULL);
 187
 188         meshlink_channel_t *channel = meshlink_channel_open_ex(mesh_handle, node, 8000, NULL, NULL, 0, MESHLINK_CHANNEL_UDP);
 189         assert(channel != NULL);
 190         meshlink_set_channel_poll_cb(mesh_handle, channel, poll_cb);
 191
 192         /* Setting channel for NUT using meshlink_set_channel_receive_cb API with NULL as mesh handle */
 193         meshlink_set_channel_receive_cb(NULL, channel, channel_receive_cb);
 194         assert_int_equal(meshlink_errno, MESHLINK_EINVAL);
 195
 196         meshlink_close(mesh_handle);
 197         meshlink_destroy("channelreceiveconf");
 198
 199         return true;
 200 }
 201
 202 /* Execute meshlink_channel_set_receive_cb Test Case # 3 */
 203 static void test_case_set_channel_receive_cb_03(void **state) {
 204         execute_test(test_steps_set_channel_receive_cb_03, state);
 205 }
 206 /* Test Steps for meshlink_channel_set_receive_cb Test Case # 3 - Invalid case
 207
 208     Test Steps:
 209     1. Run NUT and Open channel for itself.
 210     2. Set channel receive callback with NULL as channel handle.
 211
 212     Expected Result:
 213     meshlink_channel_set_receive_cb returning proper meshlink_errno.
 214 */
 215 static bool test_steps_set_channel_receive_cb_03(void) {
 216         meshlink_destroy("channelreceiveconf");
 217         meshlink_set_log_cb(NULL, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 218
 219         /* Create meshlink instance */
 220         meshlink_handle_t *mesh_handle = meshlink_open("channelreceiveconf", "nut", "node_sim", 1);
 221         fprintf(stderr, "meshlink_open status: %s\n", meshlink_strerror(meshlink_errno));
 222         assert(mesh_handle != NULL);
 223         meshlink_set_log_cb(mesh_handle, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
 224         meshlink_set_channel_accept_cb(mesh_handle, accept_cb);
 225
 226         /* Starting NUT */
 227         assert(meshlink_start(mesh_handle));
 228
 229         /* Setting channel for NUT using meshlink_set_channel_receive_cb API channel handle as NULL */
 230         meshlink_set_channel_receive_cb(mesh_handle, NULL, channel_receive_cb);
 231
 232         assert_int_equal(meshlink_errno, MESHLINK_EINVAL);
 233         meshlink_close(mesh_handle);
 234         meshlink_destroy("channelreceiveconf");
 235         return true;
 236 }
 237
 238
 239 int test_meshlink_set_channel_receive_cb(void) {
 240         const struct CMUnitTest blackbox_channel_set_receive_cb_tests[] = {
 241                 cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_receive_cb_01, NULL, NULL,
 242                                 (void *)&test_case_channel_set_receive_cb_01_state),
 243                 cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_receive_cb_02, NULL, NULL,
 244                                 (void *)&test_case_channel_set_receive_cb_02_state),
 245                 cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_receive_cb_03, NULL, NULL,
 246                                 (void *)&test_case_channel_set_receive_cb_03_state)
 247         };
 248         total_tests += sizeof(blackbox_channel_set_receive_cb_tests) / sizeof(blackbox_channel_set_receive_cb_tests[0]);
 249
 250         int failed = cmocka_run_group_tests(blackbox_channel_set_receive_cb_tests, NULL, NULL);
 251
 252         return failed;
 253 }