libmqtt/tests/connect_publish.c

93 lines
2.4 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include "mqtt.h"
int leave = 0;
#define LOG(fmt, ...) fprintf(stdout, fmt "\n", ## __VA_ARGS__)
bool err_handler(MQTTHandle *handle, MQTTConfig *config, MQTTErrorCode error) {
LOG("Error received: %d", error);
exit(1);
return true;
}
void publish_handler(MQTTHandle *handle, char *topic, char *message) {
LOG("Published %s -> %s", topic, message);
leave++;
}
void mqtt_connected(MQTTHandle *handle, void *context) {
LOG("Connected!");
MQTTStatus result;
LOG("Trying publish to testsuite/mqtt/test...");
result = mqtt_publish(handle, "testsuite/mqtt/test", "payload1", MQTT_QOS_0, publish_handler);
if (result != MQTT_STATUS_OK) {
LOG("Could not publish");
exit(1);
}
LOG("Trying publish to testsuite/mqtt/test_qos1...");
result = mqtt_publish(handle, "testsuite/mqtt/test_qos1", "payload2", MQTT_QOS_1, publish_handler);
if (result != MQTT_STATUS_OK) {
LOG("Could not publish");
exit(1);
}
LOG("Trying publish to testsuite/mqtt/test_qos2...");
result = mqtt_publish(handle, "testsuite/mqtt/test_qos2", "payload3", MQTT_QOS_2, publish_handler);
if (result != MQTT_STATUS_OK) {
LOG("Could not publish");
exit(1);
}
leave = true;
}
int main(int argc, char **argv) {
MQTTConfig config = { 0 };
config.client_id = "libmqtt_testsuite_this_is_too_long";
config.hostname = "localhost";
config.last_will_topic = "testsuite/last_will";
config.last_will_message = "RIP";
LOG("Testing too long client id...");
MQTTHandle *mqtt = mqtt_connect(&config, mqtt_connected, NULL, err_handler);
if (mqtt != NULL) {
LOG("Handle should be NULL, but it wasn't");
return 1;
}
config.client_id = "libmqtt_testsuite";
LOG("Trying to connect to %s", config.hostname);
mqtt = mqtt_connect(&config, mqtt_connected, NULL, err_handler);
if (mqtt == NULL) {
LOG("Connection failed!");
return 1;
}
int cancel = 0;
while (leave < 3) {
LOG("Waiting...");
sleep(1);
cancel++;
if (cancel == 10) {
break;
}
}
LOG("Disconnecting...");
MQTTStatus result = mqtt_disconnect(mqtt, NULL, NULL);
if (result != MQTT_STATUS_OK) {
LOG("Could not disconnect");
exit(1);
}
}