--- /dev/null
+/*
+ test_cases_channel_set_accept_cb.c -- Execution of specific meshlink black box test cases
+ Copyright (C) 2018 Guus Sliepen <guus@meshlink.io>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program 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 General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along
+ with this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+#include "execute_tests.h"
+#include "../common/containers.h"
+#include "../common/test_step.h"
+#include "../common/common_handlers.h"
+#include "test_cases_channel_set_accept_cb.h"
+#include <assert.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <setjmp.h>
+#include <cmocka.h>
+#include <pthread.h>
+
+/* Modify this to change the logging level of Meshlink */
+#define TEST_MESHLINK_LOG_LEVEL MESHLINK_DEBUG
+/* Modify this to change the port number */
+#define PORT 8000
+
+static void test_case_set_channel_accept_cb_01(void **state);
+static bool test_steps_set_channel_accept_cb_01(void);
+static void test_case_set_channel_accept_cb_02(void **state);
+static bool test_steps_set_channel_accept_cb_02(void);
+
+static bool channel_accept(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len);
+static bool channel_reject(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len);
+
+static bool channel_acc;
+static bool channel_rej;
+static bool polled;
+static bool rejected;
+
+/* mutex for the common variable */
+static pthread_mutex_t accept_lock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_mutex_t reject_lock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_mutex_t poll_lock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_mutex_t lock_receive = PTHREAD_MUTEX_INITIALIZER;
+
+static pthread_cond_t accept_cond = PTHREAD_COND_INITIALIZER;
+static pthread_cond_t reject_cond = PTHREAD_COND_INITIALIZER;
+static pthread_cond_t poll_cond = PTHREAD_COND_INITIALIZER;
+static pthread_cond_t receive_cond = PTHREAD_COND_INITIALIZER;
+
+static black_box_state_t test_case_channel_set_accept_cb_01_state = {
+ .test_case_name = "test_case_channel_set_accept_cb_01",
+};
+static black_box_state_t test_case_channel_set_accept_cb_02_state = {
+ .test_case_name = "test_case_channel_set_accept_cb_02",
+};
+
+/* channel receive callback */
+static void channel_receive_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, const void *dat, size_t len) {
+ if(!len) {
+ if(!meshlink_errno) {
+ pthread_mutex_lock(& lock_receive);
+ rejected = true;
+ assert(!pthread_cond_broadcast(&receive_cond));
+ pthread_mutex_unlock(& lock_receive);
+ }
+ }
+}
+
+/* channel reject callback */
+static bool channel_reject(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *data, size_t len) {
+ (void)mesh;
+ (void)channel;
+ (void)port;
+ (void)data;
+ (void)len;
+ return false;
+}
+
+static bool channel_accept(meshlink_handle_t *mesh, meshlink_channel_t *channel, uint16_t port, const void *dat, size_t len) {
+ (void)dat;
+ (void)len;
+ char *data = (char *) dat;
+ assert_int_equal(port, PORT);
+
+ pthread_mutex_lock(&accept_lock);
+ channel_acc = true;
+ assert(!pthread_cond_broadcast(&accept_cond));
+ pthread_mutex_unlock(&accept_lock);
+
+ return true;
+}
+
+static void poll_cb(meshlink_handle_t *mesh, meshlink_channel_t *channel, size_t len) {
+ (void)len;
+ meshlink_set_channel_poll_cb(mesh, channel, NULL);
+ pthread_mutex_lock(&poll_lock);
+ polled = true;
+ assert(!pthread_cond_broadcast(&poll_cond));
+ pthread_mutex_unlock(&poll_lock);
+}
+
+/* Execute meshlink_channel_set_accept_cb Test Case # 1 - Valid case*/
+static void test_case_set_channel_accept_cb_01(void **state) {
+ execute_test(test_steps_set_channel_accept_cb_01, state);
+}
+/* Test Steps for meshlink_channel_set_accept_cb Test Case # 1 - Valid case
+
+ Test Steps:
+ 1. Open NUT(Node Under Test) & bar meshes.
+ 2. Set channel_accept callback for NUT's meshlink_set_channel_accept_cb API.
+ 3. Export and Import nodes.
+ 4. Open a channel with NUT from bar to invoke channel accept callback
+ 5. Open a channel with bar from NUT to invoke channel accept callback
+
+ Expected Result:
+ Opens a channel by invoking accept callback, when accept callback rejects the channel
+ it should invoke the other node's receive callback with length = 0 and no error.
+*/
+static bool test_steps_set_channel_accept_cb_01(void) {
+ /* deleting the confbase if already exists */
+ struct timespec timeout = {0};
+ meshlink_destroy("acceptconf1");
+ meshlink_destroy("acceptconf2");
+ meshlink_set_log_cb(NULL, TEST_MESHLINK_LOG_LEVEL, meshlink_callback_logger);
+
+ /* Create meshlink instances */
+ meshlink_handle_t *mesh1 = meshlink_open("acceptconf1", "nut", "chat", DEV_CLASS_STATIONARY);
+ assert(mesh1 != NULL);
+ meshlink_handle_t *mesh2 = meshlink_open("acceptconf2", "bar", "chat", DEV_CLASS_STATIONARY);
+ assert(mesh2 != NULL);
+ meshlink_set_log_cb(mesh1, MESHLINK_INFO, meshlink_callback_logger);
+ meshlink_set_log_cb(mesh2, MESHLINK_INFO, meshlink_callback_logger);
+
+ meshlink_set_channel_accept_cb(mesh2, channel_reject);
+ meshlink_set_channel_accept_cb(mesh1, channel_accept);
+
+ /* Export and Import on both sides */
+ char *exp1 = meshlink_export(mesh1);
+ assert(exp1 != NULL);
+ char *exp2 = meshlink_export(mesh2);
+ assert(exp2 != NULL);
+ assert(meshlink_import(mesh1, exp2));
+ assert(meshlink_import(mesh2, exp1));
+
+ assert(meshlink_start(mesh1));
+ assert(meshlink_start(mesh2));
+ sleep(1);
+
+ meshlink_node_t *destination = meshlink_get_node(mesh2, "nut");
+ assert(destination != NULL);
+
+ /* Open channel for nut node from bar node which should be accepted */
+ polled = false;
+ channel_acc = false;
+ meshlink_channel_t *channel2 = meshlink_channel_open(mesh2, destination, PORT, NULL, NULL, 0);
+ assert(channel2);
+ meshlink_set_channel_poll_cb(mesh2, channel2, poll_cb);
+
+ timeout.tv_sec = time(NULL) + 10;
+ pthread_mutex_lock(&poll_lock);
+
+ while(polled == false) {
+ assert(!pthread_cond_timedwait(&poll_cond, &poll_lock, &timeout));
+ }
+
+ pthread_mutex_unlock(&poll_lock);
+
+ timeout.tv_sec = time(NULL) + 10;
+ pthread_mutex_lock(&accept_lock);
+
+ while(channel_acc == false) {
+ assert(!pthread_cond_timedwait(&accept_cond, &accept_lock, &timeout));
+ }
+
+ pthread_mutex_unlock(&accept_lock);
+
+ /* Open channel for bar node from nut node which should be rejected */
+ polled = false;
+ rejected = false;
+ channel_acc = false;
+ destination = meshlink_get_node(mesh1, "bar");
+ assert(destination != NULL);
+
+ meshlink_channel_t *channel1 = meshlink_channel_open(mesh1, destination, PORT, channel_receive_cb, NULL, 0);
+ assert(channel1);
+ meshlink_set_channel_poll_cb(mesh1, channel1, poll_cb);
+
+ timeout.tv_sec = time(NULL) + 10;
+ pthread_mutex_lock(&poll_lock);
+
+ while(polled == false) {
+ assert(!pthread_cond_timedwait(&poll_cond, &poll_lock, &timeout));
+ }
+
+ pthread_mutex_unlock(&poll_lock);
+
+ timeout.tv_sec = time(NULL) + 10;
+ pthread_mutex_lock(&lock_receive);
+
+ while(rejected == false) {
+ assert(!pthread_cond_timedwait(&receive_cond, &lock_receive, &timeout));
+ }
+
+ pthread_mutex_unlock(&lock_receive);
+
+ /* closing channel, meshes and destroying confbase */
+ meshlink_close(mesh1);
+ meshlink_close(mesh2);
+ meshlink_destroy("acceptconf1");
+ meshlink_destroy("acceptconf2");
+
+ return true;
+}
+
+/* Execute meshlink_channel_set_accept_cb Test Case # 2 - Invalid case*/
+static void test_case_set_channel_accept_cb_02(void **state) {
+ execute_test(test_steps_set_channel_accept_cb_02, state);
+}
+/* Test Steps for meshlink_channel_set_accept_cb Test Case # 2 - Invalid case
+
+ Test Steps:
+ 1. Passing NULL as mesh handle argument for channel accept callback.
+
+ Expected Result:
+ meshlink_channel_set_accept_cb returning proper meshlink_errno.
+*/
+static bool test_steps_set_channel_accept_cb_02(void) {
+ /* setting channel accept cb with NULL as mesh handle and valid callback */
+ meshlink_set_channel_accept_cb(NULL, channel_accept);
+ assert_int_equal(meshlink_errno, MESHLINK_EINVAL);
+
+ return true;
+}
+
+
+int test_meshlink_set_channel_accept_cb(void) {
+ const struct CMUnitTest blackbox_channel_set_accept_cb_tests[] = {
+ cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_accept_cb_01, NULL, NULL,
+ (void *)&test_case_channel_set_accept_cb_01_state),
+ cmocka_unit_test_prestate_setup_teardown(test_case_set_channel_accept_cb_02, NULL, NULL,
+ (void *)&test_case_channel_set_accept_cb_02_state)
+ };
+
+ total_tests += sizeof(blackbox_channel_set_accept_cb_tests) / sizeof(blackbox_channel_set_accept_cb_tests[0]);
+
+ int failed = cmocka_run_group_tests(blackbox_channel_set_accept_cb_tests, NULL, NULL);
+
+ return failed;
+}
+
+
+
projects / meshlink / blobdiff