test10.c

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/*******************************************************************************
 * Copyright (c) 2009, 2020 IBM Corp. and others
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * and Eclipse Distribution License v1.0 which accompany this distribution.
 *
 * The Eclipse Public License is available at
 *    https://www.eclipse.org/legal/epl-2.0/
 * and the Eclipse Distribution License is available at
 *   http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * Contributors:
 *    Ian Craggs - initial API and implementation and/or initial documentation
 *    Ian Craggs - MQTT 5.0 support
 *******************************************************************************/


#include "MQTTClient.h"
#include <string.h>
#include <stdlib.h>

#if !defined(_WINDOWS)
  #include <sys/time.h>
  #include <sys/socket.h>
  #include <unistd.h>
  #include <errno.h>
#else
  #include <windows.h>
  #define setenv(a, b, c) _putenv_s(a, b)
#endif

#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0]))

void usage(void)
{
        printf("help!!\n");
        exit(EXIT_FAILURE);
}

struct Options
{
        char* connection;         
        char** haconnections;
        char* proxy_connection;
        int hacount;
        int verbose;
        int test_no;
        int MQTTVersion;
        int iterations;
} options =
{
        "tcp://localhost:1883",
        NULL,
        "tcp://localhost:1884",
        0,
        0,
        0,
        MQTTVERSION_5,
        1,
};

void getopts(int argc, char** argv)
{
        int count = 1;

        while (count < argc)
        {
                if (strcmp(argv[count], "--test_no") == 0)
                {
                        if (++count < argc)
                                options.test_no = atoi(argv[count]);
                        else
                                usage();
                }
                else if (strcmp(argv[count], "--connection") == 0)
                {
                        if (++count < argc)
                        {
                                options.connection = argv[count];
                                printf("\nSetting connection to %s\n", options.connection);
                        }
                        else
                                usage();
                }
                else if (strcmp(argv[count], "--haconnections") == 0)
                {
                        if (++count < argc)
                        {
                                char* tok = strtok(argv[count], " ");
                                options.hacount = 0;
                                options.haconnections = malloc(sizeof(char*) * 5);
                                while (tok)
                                {
                                        options.haconnections[options.hacount] = malloc(strlen(tok) + 1);
                                        strcpy(options.haconnections[options.hacount], tok);
                                        options.hacount++;
                                        tok = strtok(NULL, " ");
                                }
                        }
                        else
                                usage();
                }
                else if (strcmp(argv[count], "--proxy_connection") == 0)
                {
                        if (++count < argc)
                                options.proxy_connection = argv[count];
                        else
                                usage();
                }
                else if (strcmp(argv[count], "--MQTTversion") == 0)
                {
                        if (++count < argc)
                        {
                                options.MQTTVersion = atoi(argv[count]);
                                printf("setting MQTT version to %d\n", options.MQTTVersion);
                        }
                        else
                                usage();
                }
                else if (strcmp(argv[count], "--iterations") == 0)
                {
                        if (++count < argc)
                                options.iterations = atoi(argv[count]);
                        else
                                usage();
                }
                else if (strcmp(argv[count], "--verbose") == 0)
                {
                        options.verbose = 1;
                        printf("\nSetting verbose on\n");
                }
                count++;
        }
}


#define LOGA_DEBUG 0
#define LOGA_INFO 1
#include <stdarg.h>
#include <time.h>
#include <sys/timeb.h>
void MyLog(int LOGA_level, char* format, ...)
{
        static char msg_buf[256];
        va_list args;
#if defined(_WIN32) || defined(_WINDOWS)
        struct timeb ts;
#else
        struct timeval ts;
#endif
        struct tm timeinfo;

        if (LOGA_level == LOGA_DEBUG && options.verbose == 0)
          return;

#if defined(_WIN32) || defined(_WINDOWS)
        ftime(&ts);
        localtime_s(&timeinfo, &ts.time);
#else
        gettimeofday(&ts, NULL);
        localtime_r(&ts.tv_sec, &timeinfo);
#endif
        strftime(msg_buf, 80, "%Y%m%d %H%M%S", &timeinfo);

#if defined(_WIN32) || defined(_WINDOWS)
        sprintf(&msg_buf[strlen(msg_buf)], ".%.3hu ", ts.millitm);
#else
        sprintf(&msg_buf[strlen(msg_buf)], ".%.3lu ", ts.tv_usec / 1000);
#endif

        va_start(args, format);
        vsnprintf(&msg_buf[strlen(msg_buf)], sizeof(msg_buf) - strlen(msg_buf), format, args);
        va_end(args);

        printf("%s\n", msg_buf);
        fflush(stdout);
}


#if defined(_WIN32) || defined(_WINDOWS)
#define mqsleep(A) Sleep(1000*A)
#define START_TIME_TYPE DWORD
static DWORD start_time = 0;
START_TIME_TYPE start_clock(void)
{
        return GetTickCount();
}
#elif defined(AIX)
#define mqsleep sleep
#define START_TIME_TYPE struct timespec
START_TIME_TYPE start_clock(void)
{
        static struct timespec start;
        clock_gettime(CLOCK_REALTIME, &start);
        return start;
}
#else
#define mqsleep sleep
#define START_TIME_TYPE struct timeval
/* TODO - unused - remove? static struct timeval start_time; */
START_TIME_TYPE start_clock(void)
{
        struct timeval start_time;
        gettimeofday(&start_time, NULL);
        return start_time;
}
#endif


#if defined(_WIN32)
long elapsed(START_TIME_TYPE start_time)
{
        return GetTickCount() - start_time;
}
#elif defined(AIX)
#define assert(a)
long elapsed(struct timespec start)
{
        struct timespec now, res;

        clock_gettime(CLOCK_REALTIME, &now);
        ntimersub(now, start, res);
        return (res.tv_sec)*1000L + (res.tv_nsec)/1000000L;
}
#else
long elapsed(START_TIME_TYPE start_time)
{
        struct timeval now, res;

        gettimeofday(&now, NULL);
        timersub(&now, &start_time, &res);
        return (res.tv_sec)*1000 + (res.tv_usec)/1000;
}
#endif


#define assert(a, b, c, d) myassert(__FILE__, __LINE__, a, b, c, d)
#define assert1(a, b, c, d, e) myassert(__FILE__, __LINE__, a, b, c, d, e)

int tests = 0;
int failures = 0;
FILE* xml;
START_TIME_TYPE global_start_time;
char output[3000];
char* cur_output = output;


void write_test_result(void)
{
        long duration = elapsed(global_start_time);

        fprintf(xml, " time=\"%ld.%.3ld\" >\n", duration / 1000, duration % 1000);
        if (cur_output != output)
        {
                fprintf(xml, "%s", output);
                cur_output = output;
        }
        fprintf(xml, "</testcase>\n");
}


void myassert(char* filename, int lineno, char* description, int value, char* format, ...)
{
        ++tests;
        if (!value)
        {
                va_list args;

                ++failures;
                MyLog(LOGA_INFO, "Assertion failed, file %s, line %d, description: %s\n", filename, lineno, description);

                va_start(args, format);
                vprintf(format, args);
                va_end(args);

                cur_output += sprintf(cur_output, "<failure type=\"%s\">file %s, line %d </failure>\n",
                        description, filename, lineno);
        }
        else
                MyLog(LOGA_DEBUG, "Assertion succeeded, file %s, line %d, description: %s", filename, lineno, description);
}


void logProperties(MQTTProperties *props)
{
        int i = 0;

        for (i = 0; i < props->count; ++i)
        {
                int id = props->array[i].identifier;
                const char* name = MQTTPropertyName(id);
                char* intformat = "Property name %s value %d";

                switch (MQTTProperty_getType(id))
                {
                case MQTTPROPERTY_TYPE_BYTE:
                  MyLog(LOGA_INFO, intformat, name, props->array[i].value.byte);
                  break;
                case MQTTPROPERTY_TYPE_TWO_BYTE_INTEGER:
                  MyLog(LOGA_INFO, intformat, name, props->array[i].value.integer2);
                  break;
                case MQTTPROPERTY_TYPE_FOUR_BYTE_INTEGER:
                  MyLog(LOGA_INFO, intformat, name, props->array[i].value.integer4);
                  break;
                case MQTTPROPERTY_TYPE_VARIABLE_BYTE_INTEGER:
                  MyLog(LOGA_INFO, intformat, name, props->array[i].value.integer4);
                  break;
                case MQTTPROPERTY_TYPE_BINARY_DATA:
                case MQTTPROPERTY_TYPE_UTF_8_ENCODED_STRING:
                  MyLog(LOGA_INFO, "Property name value %s %.*s", name,
                          props->array[i].value.data.len, props->array[i].value.data.data);
                  break;
                case MQTTPROPERTY_TYPE_UTF_8_STRING_PAIR:
                  MyLog(LOGA_INFO, "Property name %s key %.*s value %.*s", name,
                          props->array[i].value.data.len, props->array[i].value.data.data,
                          props->array[i].value.value.len, props->array[i].value.value.data);
                  break;
                }
        }
}

struct
{
        int disconnected;
} test_topic_aliases_globals =
{
        0,
};

void disconnected(void* context, MQTTProperties* props, enum MQTTReasonCodes rc)
{
        MQTTClient c = (MQTTClient)context;
        MyLog(LOGA_INFO, "Callback: disconnected, reason code \"%s\"", MQTTReasonCode_toString(rc));
        logProperties(props);
        test_topic_aliases_globals.disconnected = 1;
}

static int messages_arrived = 0;

int messageArrived(void* context, char* topicName, int topicLen, MQTTClient_message* message)
{
        MyLog(LOGA_DEBUG, "Callback: message received on topic %s is %.*s.",
                                 topicName, message->payloadlen, (char*)(message->payload));

        assert("Message structure version should be 1", message->struct_version == 1,
                                "message->struct_version was %d", message->struct_version);
        if (message->struct_version == 1)
        {
                const int props_count = 0;

                assert("Properties count should be 0", message->properties.count == props_count,
                        "Properties count was %d\n", message->properties.count);
                logProperties(&message->properties);
        }
        messages_arrived++;

        MQTTClient_free(topicName);
        MQTTClient_freeMessage(&message);
        return 1;
}


int test_client_topic_aliases(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTClient_willOptions wopts = MQTTClient_willOptions_initializer;
        MQTTProperties props = MQTTProperties_initializer;
        MQTTProperties connect_props = MQTTProperties_initializer;
        MQTTProperty property;
        MQTTSubscribe_options subopts = MQTTSubscribe_options_initializer;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        int rc = 0;
        int count = 0;
        char* test_topic = "test_client_topic_aliases";
        int topicAliasMaximum = 0;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_client_topic_aliases\" name=\"client topic aliases\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test 1 - client topic aliases");

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "client_topic_alias_test",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
        {
                MQTTClient_destroy(&c);
                goto exit;
        }

        rc = MQTTClient_setCallbacks(c, NULL, NULL, messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        rc = MQTTClient_setDisconnected(c, c, disconnected);
        assert("Good rc from setDisconnected", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.keepAliveInterval = 20;
        opts.cleanstart = 1;
        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, NULL, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.qos = 1;
        pubmsg.retained = 0;

        /* a Topic Alias of 0 is not allowed, so we should be disconnected */
        property.identifier = MQTTPROPERTY_CODE_TOPIC_ALIAS;
        property.value.integer2 = 0;
        MQTTProperties_add(&pubmsg.properties, &property);

        response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);

        /* Now we expect to receive a disconnect packet telling us why */
        count = 0;
        while (test_topic_aliases_globals.disconnected == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("Disconnected should be called", test_topic_aliases_globals.disconnected == 1,
                        "was %d", test_topic_aliases_globals.disconnected);

        property.identifier = MQTTPROPERTY_CODE_SESSION_EXPIRY_INTERVAL;
        property.value.integer4 = 30;
        MQTTProperties_add(&connect_props, &property);

        /* Now try a valid topic alias */
        response = MQTTClient_connect5(c, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                if (MQTTProperties_hasProperty(response.properties, MQTTPROPERTY_CODE_TOPIC_ALIAS_MAXIMUM))
                        topicAliasMaximum = MQTTProperties_getNumericValue(response.properties, MQTTPROPERTY_CODE_TOPIC_ALIAS_MAXIMUM);

                logProperties(response.properties);
                MQTTResponse_free(response);
        }
        assert("topicAliasMaximum > 0", topicAliasMaximum > 0, "topicAliasMaximum was %d", topicAliasMaximum);

        /* subscribe to a topic */
        response = MQTTClient_subscribe5(c, test_topic, 2, NULL, NULL);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        /* then publish to the topic */
        MQTTProperties_free(&pubmsg.properties);
        property.identifier = MQTTPROPERTY_CODE_TOPIC_ALIAS;
        property.value.integer2 = 1;
        MQTTProperties_add(&pubmsg.properties, &property);

        messages_arrived = 0;
        response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);

        /* should get a response */
        while (messages_arrived == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("1 message should have arrived", messages_arrived == 1, "was %d", messages_arrived);

        /* now publish to the topic alias only */
        messages_arrived = 0;
        response = MQTTClient_publishMessage5(c, "", &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);

        /* should get a response */
        while (messages_arrived == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("1 message should have arrived", messages_arrived == 1, "was %d", messages_arrived);

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

        /* Reconnect.  Topic aliases should be deleted, but not subscription */
        opts.cleanstart = 0;
        response = MQTTClient_connect5(c, &opts, NULL, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        MQTTResponse_free(response);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        /* then publish to the topic */
        MQTTProperties_free(&pubmsg.properties);
        messages_arrived = 0;
        response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);

        /* should get a response */
        while (messages_arrived == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("1 message should have arrived", messages_arrived == 1, "was %d", messages_arrived);

        /* now publish to the topic alias only */
        test_topic_aliases_globals.disconnected = 0;
        messages_arrived = 0;
        property.identifier = MQTTPROPERTY_CODE_TOPIC_ALIAS;
        property.value.integer2 = 1;
        MQTTProperties_add(&pubmsg.properties, &property);
        response = MQTTClient_publishMessage5(c, "", &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);

        /* should not get a response */
        while (messages_arrived == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("No message should have arrived", messages_arrived == 0, "was %d", messages_arrived);

        /* Now we expect to receive a disconnect packet telling us why */
        count = 0;
        while (test_topic_aliases_globals.disconnected == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("Disconnected should be called", test_topic_aliases_globals.disconnected == 1,
                        "was %d", test_topic_aliases_globals.disconnected);

        MQTTProperties_free(&pubmsg.properties);
        MQTTProperties_free(&props);
        MQTTProperties_free(&connect_props);
        MQTTClient_destroy(&c);

exit:
        MyLog(LOGA_INFO, "TEST1: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}



int test2_messageArrived(void* context, char* topicName, int topicLen, MQTTClient_message* message)
{
        static int received = 0;
        static int first_topic_alias = 0;
        int topicAlias = 0;

        received++;
        MyLog(LOGA_DEBUG, "Callback: message received on topic %s is %.*s.",
                                 topicName, message->payloadlen, (char*)(message->payload));

        assert("Message structure version should be 1", message->struct_version == 1,
                                "message->struct_version was %d", message->struct_version);
        if (message->struct_version == 1)
        {
                const int props_count = 0;

                if (MQTTProperties_hasProperty(&message->properties, MQTTPROPERTY_CODE_TOPIC_ALIAS))
                        topicAlias = MQTTProperties_getNumericValue(&message->properties, MQTTPROPERTY_CODE_TOPIC_ALIAS);

                if (received == 1)
                        first_topic_alias = topicAlias;
                else
                        assert("All topic aliases should be the same", topicAlias == first_topic_alias,
                                        "Topic alias was %d\n", topicAlias);

                assert("topicAlias should not be 0", topicAlias > 0, "Topic alias was %d\n", topicAlias);
                logProperties(&message->properties);
        }
        messages_arrived++;

        MQTTClient_free(topicName);
        MQTTClient_freeMessage(&message);
        return 1;
}


int test_server_topic_aliases(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTClient_willOptions wopts = MQTTClient_willOptions_initializer;
        MQTTProperties connect_props = MQTTProperties_initializer;
        MQTTProperty property;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        int rc = 0;
        int count = 0;
        char* test_topic = "test_server_topic_aliases";
        int topicAliasMaximum = 0;
        int qos = 0;
        const int msg_count = 3;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_server_topic_aliases\" name=\"server topic aliases\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test 2 - server topic aliases");

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "server_topic_alias_test",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
        {
                MQTTClient_destroy(&c);
                goto exit;
        }

        rc = MQTTClient_setCallbacks(c, NULL, NULL, test2_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.keepAliveInterval = 20;
        opts.cleanstart = 1;
        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        /* Allow at least one server topic alias */
        property.identifier = MQTTPROPERTY_CODE_TOPIC_ALIAS_MAXIMUM;
        property.value.integer2 = 1;
        MQTTProperties_add(&connect_props, &property);

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                if (MQTTProperties_hasProperty(response.properties, MQTTPROPERTY_CODE_TOPIC_ALIAS_MAXIMUM))
                        topicAliasMaximum = MQTTProperties_getNumericValue(response.properties, MQTTPROPERTY_CODE_TOPIC_ALIAS_MAXIMUM);

                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        /* subscribe to a topic */
        response = MQTTClient_subscribe5(c, test_topic, 2, NULL, NULL);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        messages_arrived = 0;
        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.retained = 0;
        for (qos = 0; qos < msg_count; ++qos)
        {
                pubmsg.qos = qos;
                response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
                assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        }

        /* should get responses */
        while (messages_arrived < msg_count && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("3 messages should have arrived", messages_arrived == msg_count, "was %d", messages_arrived);

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

        MQTTProperties_free(&pubmsg.properties);
        MQTTProperties_free(&connect_props);
        MQTTClient_destroy(&c);

exit:
        MyLog(LOGA_INFO, "TEST2: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}



int test_subscription_ids_messageArrived(void* context, char* topicName, int topicLen, MQTTClient_message* message)
{
        static int received = 0;
        static int first_topic_alias = 0;
        int topicAlias = 0;

        received++;
        MyLog(LOGA_DEBUG, "Callback: message received on topic %s is %.*s.",
                                 topicName, message->payloadlen, (char*)(message->payload));

        assert("Message structure version should be 1", message->struct_version == 1,
                                "message->struct_version was %d", message->struct_version);
        if (message->struct_version == 1)
        {
                int subsidcount = 0, i = 0;

                subsidcount = MQTTProperties_propertyCount(&message->properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIER);

                for (i = 0; i < subsidcount; ++i)
                {
                        int subsid = MQTTProperties_getNumericValueAt(&message->properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIER, i);
                        assert("Subsid is i+1", subsid == i+1, "subsid is not correct %d\n", subsid);
                }
                logProperties(&message->properties);
        }
        messages_arrived++;

        MQTTClient_free(topicName);
        MQTTClient_freeMessage(&message);
        return 1;
}


int test_subscription_ids(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTProperties connect_props = MQTTProperties_initializer;
        MQTTProperties subs_props = MQTTProperties_initializer;
        MQTTProperty property;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        int rc = 0;
        int count = 0;
        char* test_topic = "test_subscription_ids";
        const int msg_count = 1;
        int subsids = 1;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_subscription_ids\" name=\"subscription ids\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test 3 - subscription ids");

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "subscription_ids",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
        {
                MQTTClient_destroy(&c);
                goto exit;
        }

        rc = MQTTClient_setCallbacks(c, NULL, NULL, test_subscription_ids_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.keepAliveInterval = 20;
        opts.cleanstart = 1;
        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                if (MQTTProperties_hasProperty(response.properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIERS_AVAILABLE))
                        subsids = MQTTProperties_getNumericValue(response.properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIERS_AVAILABLE);

                logProperties(response.properties);
                MQTTResponse_free(response);
        }
        assert("Subscription ids must be available", subsids == 1, "subsids is %d", subsids);

        /* subscribe to the test topic */
        property.identifier = MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIER;
        property.value.integer4 = 1;
        MQTTProperties_add(&subs_props, &property);
        response = MQTTClient_subscribe5(c, test_topic, 2, NULL, &subs_props);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        /* now to an overlapping topic */
        property.value.integer4 = 2;
        subs_props.array[0].value.integer4 = 2;
        response = MQTTClient_subscribe5(c, "+", 2, NULL, &subs_props);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        messages_arrived = 0;
        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.retained = 0;
        pubmsg.qos = 2;

        response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);

        /* should get responses */
        while (messages_arrived < msg_count && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("1 message should have arrived", messages_arrived == msg_count, "was %d", messages_arrived);

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

        MQTTProperties_free(&pubmsg.properties);
        MQTTProperties_free(&subs_props);
        MQTTProperties_free(&connect_props);
        MQTTClient_destroy(&c);

exit:
        MyLog(LOGA_INFO, "TEST3: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}


int test_flow_control_messageArrived(void* context, char* topicName, int topicLen, MQTTClient_message* message)
{
        static int received = 0;
        static int first_topic_alias = 0;
        int topicAlias = 0;

        received++;
        MyLog(LOGA_DEBUG, "Callback: message received on topic %s is %.*s.",
                                 topicName, message->payloadlen, (char*)(message->payload));

        assert("Message structure version should be 1", message->struct_version == 1,
                                "message->struct_version was %d", message->struct_version);
        messages_arrived++;

        MQTTClient_free(topicName);
        MQTTClient_freeMessage(&message);
        return 1;
}

static int blocking_found = 0;

void test_flow_control_trace_callback(enum MQTTCLIENT_TRACE_LEVELS level, char* message)
{
        static char* msg = "Blocking publish on queue full";

        if (strstr(message, msg) != NULL)
                blocking_found = 1;
}


int test_flow_control(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTProperties connect_props = MQTTProperties_initializer;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        int rc = 0, i = 0, count = 0;
        char* test_topic = "test_flow_control";
        int receive_maximum = 65535;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_flow_control\" name=\"flow control\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test - flow control");

        //MQTTClient_setTraceCallback(test_flow_control_trace_callback);

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "flow_control",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
                goto exit;

        rc = MQTTClient_setCallbacks(c, NULL, NULL, test_flow_control_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.keepAliveInterval = 20;
        opts.cleanstart = 1;
        opts.MQTTVersion = options.MQTTVersion;
        opts.reliable = 0;
        opts.maxInflightMessages = 100;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                if (MQTTProperties_hasProperty(response.properties, MQTTPROPERTY_CODE_RECEIVE_MAXIMUM))
                        receive_maximum = MQTTProperties_getNumericValue(response.properties, MQTTPROPERTY_CODE_RECEIVE_MAXIMUM);

                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        response = MQTTClient_subscribe5(c, test_topic, 2, NULL, NULL);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        messages_arrived = 0;
        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.retained = 0;
        pubmsg.qos = 2;
        for (i = 0; i < receive_maximum + 2; ++i)
        {
                response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
                assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        }

        /* should get responses */
        while (messages_arrived < receive_maximum + 2 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("messages should have arrived", messages_arrived == receive_maximum + 2, "was %d", messages_arrived);
        assert("should have blocked", blocking_found == 1, "was %d\n", blocking_found);

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

exit:
        MQTTClient_setTraceCallback(NULL);
        MQTTProperties_free(&pubmsg.properties);
        MQTTProperties_free(&connect_props);
        MQTTClient_destroy(&c);

        MyLog(LOGA_INFO, "TEST3: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}


int test_error_reporting(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTProperties props = MQTTProperties_initializer;
        MQTTProperty property;
        MQTTResponse response = MQTTResponse_initializer;
        int rc = 0, i = 0, count = 0;
        char* test_topic = "test_error_reporting";
        int receive_maximum = 65535;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_error_reporting\" name=\"error reporting\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test - error reporting");

        //MQTTClient_setTraceCallback(test_flow_control_trace_callback);

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "error_reporting",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
                goto exit;

        rc = MQTTClient_setCallbacks(c, NULL, NULL, test_flow_control_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, NULL, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                if (MQTTProperties_hasProperty(response.properties, MQTTPROPERTY_CODE_RECEIVE_MAXIMUM))
                        receive_maximum = MQTTProperties_getNumericValue(response.properties, MQTTPROPERTY_CODE_RECEIVE_MAXIMUM);

                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        property.identifier = MQTTPROPERTY_CODE_USER_PROPERTY;
        property.value.data.data = "unsub user property";
        property.value.data.len = (int)strlen(property.value.data.data);
        property.value.value.data = "unsub user property value";
        property.value.value.len = (int)strlen(property.value.value.data);
        MQTTProperties_add(&props, &property);
        response = MQTTClient_subscribe5(c, test_topic, 2, NULL, &props);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);
        assert("Properties should exist", response.properties != NULL, "props was %p", response.properties);
        if (response.properties)
        {
                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        response = MQTTClient_unsubscribe5(c, test_topic, &props);
        assert("Good rc from unsubscribe", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        assert("Properties should exist", response.properties != NULL, "props was %p", response.properties);
        if (response.properties)
        {
                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

exit:
        MQTTClient_setTraceCallback(NULL);
        MQTTProperties_free(&props);
        MQTTClient_destroy(&c);

        MyLog(LOGA_INFO, "TEST3: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}

struct
{
        int published;
        int packet_type;
        enum MQTTReasonCodes rc;
} test_qos_1_2_errors_globals =
{
        0, -1, MQTTREASONCODE_SUCCESS
};


void published(void* context, int msgid, int packet_type, MQTTProperties* props, enum MQTTReasonCodes rc)
{
        MQTTClient c = (MQTTClient)context;
        MyLog(LOGA_INFO, "Callback: published, reason code \"%s\" msgid: %d packet type: %d",
                        MQTTReasonCode_toString(rc), msgid, packet_type);
        test_qos_1_2_errors_globals.packet_type = packet_type;
        test_qos_1_2_errors_globals.rc = rc;
        if (props)
        {
                MyLog(LOGA_INFO, "Callback: published, properties:");
                logProperties(props);
        }
        test_qos_1_2_errors_globals.published = 1;
}

void test_trace_callback(enum MQTTCLIENT_TRACE_LEVELS level, char* message)
{
        printf("%s\n", message);
}

enum msgTypes
{
        CONNECT = 1, CONNACK, PUBLISH, PUBACK, PUBREC, PUBREL,
        PUBCOMP, SUBSCRIBE, SUBACK, UNSUBSCRIBE, UNSUBACK,
        PINGREQ, PINGRESP, DISCONNECT, AUTH
};


int test_qos_1_2_errors(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTProperties props = MQTTProperties_initializer;
        MQTTProperty property;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        int rc = 0, i = 0, count = 0;
        char* test_topic = "test_qos_1_2_errors";
        int receive_maximum = 65535;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_qos_1_2_errors\" name=\"qos 1 2 errors\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test - qos 1 and 2 errors");

        //MQTTClient_setTraceCallback(test_trace_callback);

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "error_reporting",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
                goto exit;

        rc = MQTTClient_setCallbacks(c, NULL, NULL, test_flow_control_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        rc = MQTTClient_setPublished(c, c, published);
        assert("Good rc from setPublished", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, NULL, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                if (MQTTProperties_hasProperty(response.properties, MQTTPROPERTY_CODE_RECEIVE_MAXIMUM))
                        receive_maximum = MQTTProperties_getNumericValue(response.properties, MQTTPROPERTY_CODE_RECEIVE_MAXIMUM);

                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.qos = 1;
        pubmsg.retained = 0;

        property.identifier = MQTTPROPERTY_CODE_USER_PROPERTY;
        property.value.data.data = "unsub user property";
        property.value.data.len = (int)strlen(property.value.data.data);
        property.value.value.data = "unsub user property value";
        property.value.value.len = (int)strlen(property.value.value.data);
        MQTTProperties_add(&pubmsg.properties, &property);

        response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTREASONCODE_SUCCESS, "rc was %d", response.reasonCode);

        count = 0;
        while (test_qos_1_2_errors_globals.published == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("Published called", test_qos_1_2_errors_globals.published == 1,
                        "published was %d", test_qos_1_2_errors_globals.published);
        assert("Reason code was packet identifier not found",
                        test_qos_1_2_errors_globals.rc == MQTTREASONCODE_NOT_AUTHORIZED,
                        "Reason code was %d", test_qos_1_2_errors_globals.rc);
        assert("Packet type was PUBACK", test_qos_1_2_errors_globals.packet_type == PUBACK,
                        "packet type was %d", test_qos_1_2_errors_globals.packet_type);

        test_qos_1_2_errors_globals.published = 0;
        pubmsg.qos = 2;
        response = MQTTClient_publishMessage5(c, test_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);

        count = 0;
        while (test_qos_1_2_errors_globals.published == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("Published called", test_qos_1_2_errors_globals.published == 1,
                                "published was %d", test_qos_1_2_errors_globals.published);
        assert("Reason code was packet identifier not found",
                        test_qos_1_2_errors_globals.rc == MQTTREASONCODE_NOT_AUTHORIZED,
                        "Reason code was %d", test_qos_1_2_errors_globals.rc);
        assert("Packet type was PUBREC", test_qos_1_2_errors_globals.packet_type == PUBREC,
                        "packet type was %d", test_qos_1_2_errors_globals.packet_type);

        test_qos_1_2_errors_globals.published = 0;
        response = MQTTClient_publishMessage5(c, "test_qos_1_2_errors_pubcomp", &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTREASONCODE_SUCCESS, "rc was %d", response.reasonCode);

        count = 0;
        while (test_qos_1_2_errors_globals.published == 0 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("Published called", test_qos_1_2_errors_globals.published == 1,
                                "published was %d", test_qos_1_2_errors_globals.published);
        assert("Reason code was packet identifier not found",
                        test_qos_1_2_errors_globals.rc == MQTTREASONCODE_PACKET_IDENTIFIER_NOT_FOUND,
                        "Reason code was %d", test_qos_1_2_errors_globals.rc);
        assert("Packet type was PUBCOMP", test_qos_1_2_errors_globals.packet_type == PUBCOMP,
                        "packet type was %d", test_qos_1_2_errors_globals.packet_type);

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

exit:
        MQTTClient_setTraceCallback(NULL);
        MQTTProperties_free(&props);
        MQTTClient_destroy(&c);

        MyLog(LOGA_INFO, "TEST6: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}


struct
{
        char* response_topic;
        char* request_topic;
        int messages_arrived;
        char* correlation_id;
} test_request_response_globals =
{
        "my response topic",
        "my request topic",
        0,
        "request no 1",
};


int test_request_response_messageArrived(void* context, char* topicName, int topicLen, MQTTClient_message* message)
{
        MyLog(LOGA_DEBUG, "Callback: message received on topic %s is %.*s.",
                                 topicName, message->payloadlen, (char*)(message->payload));

        assert("Message structure version should be 1", message->struct_version == 1,
                                "message->struct_version was %d", message->struct_version);
        if (message->struct_version == 1)
        {
                const int props_count = 0;

                MyLog(LOGA_INFO, "Message properties:");
                logProperties(&message->properties);
        }
        test_request_response_globals.messages_arrived++;

        if (test_request_response_globals.messages_arrived == 1)
        {
                MQTTProperty *prop;

                assert("Topic should be request",
                                strcmp(test_request_response_globals.request_topic, topicName) == 0,
                                "topic was %s\n", topicName);

                if (MQTTProperties_hasProperty(&message->properties, MQTTPROPERTY_CODE_RESPONSE_TOPIC))
                        prop = MQTTProperties_getProperty(&message->properties, MQTTPROPERTY_CODE_RESPONSE_TOPIC);

                assert("Topic should be response",
                strncmp(test_request_response_globals.response_topic, prop->value.data.data, prop->value.data.len) == 0,
                        "topic was %.4s\n", prop->value.data.data);

                if (MQTTProperties_hasProperty(&message->properties, MQTTPROPERTY_CODE_CORRELATION_DATA))
                        prop = MQTTProperties_getProperty(&message->properties, MQTTPROPERTY_CODE_CORRELATION_DATA);

                assert("Correlation data should be",
                strncmp(test_request_response_globals.correlation_id, prop->value.data.data, prop->value.data.len) == 0,
                        "Correlation data was %.4s\n", prop->value.data.data);

        }
        else if (test_request_response_globals.messages_arrived == 2)
        {
                assert("Topic should be response",
                                strcmp(test_request_response_globals.response_topic, topicName) == 0,
                                "topic was %s\n", topicName);
        }

        MQTTClient_free(topicName);
        MQTTClient_freeMessage(&message);
        return 1;
}


int test_request_response(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTProperties connect_props = MQTTProperties_initializer;
        MQTTProperties subs_props = MQTTProperties_initializer;
        MQTTProperty property;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        int rc = 0;
        int count = 0;
        char* test_topic = "test_request_response";
        const int msg_count = 1;
        int subsids = 1;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_request_response\" name=\"request/response\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test 7 - request response");

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "request_response",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
        {
                MQTTClient_destroy(&c);
                goto exit;
        }

        rc = MQTTClient_setCallbacks(c, NULL, NULL, test_request_response_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.keepAliveInterval = 20;
        opts.cleanstart = 1;
        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                if (MQTTProperties_hasProperty(response.properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIERS_AVAILABLE))
                        subsids = MQTTProperties_getNumericValue(response.properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIERS_AVAILABLE);

                MyLog(LOGA_INFO, "Connack properties:");
                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        response = MQTTClient_subscribe5(c, test_request_response_globals.response_topic, 2, NULL, NULL);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        response = MQTTClient_subscribe5(c, test_request_response_globals.request_topic, 2, NULL, NULL);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        messages_arrived = 0;
        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.retained = 0;
        pubmsg.qos = 2;

        property.identifier = MQTTPROPERTY_CODE_RESPONSE_TOPIC;
        property.value.data.data = test_request_response_globals.response_topic;
        property.value.data.len = (int)strlen(property.value.data.data);
        MQTTProperties_add(&pubmsg.properties, &property);

        property.identifier = MQTTPROPERTY_CODE_CORRELATION_DATA;
        property.value.data.data = test_request_response_globals.correlation_id;
        property.value.data.len = (int)strlen(property.value.data.data);
        MQTTProperties_add(&pubmsg.properties, &property);

        response = MQTTClient_publishMessage5(c, test_request_response_globals.request_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTREASONCODE_SUCCESS, "rc was %d", response.reasonCode);

        /* should get the request */
        while (test_request_response_globals.messages_arrived < 1 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("1 message should have arrived", test_request_response_globals.messages_arrived == 1, "was %d",
                        test_request_response_globals.messages_arrived);

        MQTTProperties_free(&pubmsg.properties);
        property.identifier = MQTTPROPERTY_CODE_CORRELATION_DATA;
        property.value.data.data = "request no 1";
        property.value.data.len = (int)strlen(property.value.data.data);
        MQTTProperties_add(&pubmsg.properties, &property);

        response = MQTTClient_publishMessage5(c, test_request_response_globals.response_topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTREASONCODE_SUCCESS, "rc was %d", response.reasonCode);

        /* should get the response */
        while (test_request_response_globals.messages_arrived < 1 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("1 message should have arrived", test_request_response_globals.messages_arrived == 1, "was %d",
                        test_request_response_globals.messages_arrived);

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

        MQTTProperties_free(&pubmsg.properties);
        MQTTProperties_free(&subs_props);
        MQTTProperties_free(&connect_props);
        MQTTClient_destroy(&c);

exit:
        MyLog(LOGA_INFO, "TEST7: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}


struct
{
        char* topic;
        int messages_arrived;
} test_subscribe_options_globals =
{
        "my response topic",
        0,
};


int test_subscribe_options_messageArrived(void* context, char* topicName, int topicLen, MQTTClient_message* message)
{
        int subsidcount = 0, i = 0, subsid = -1;

        MyLog(LOGA_DEBUG, "Callback: message received on topic %s is %.*s.",
                                 topicName, message->payloadlen, (char*)(message->payload));

        assert("Message structure version should be 1", message->struct_version == 1,
                                "message->struct_version was %d", message->struct_version);
        if (message->struct_version == 1)
        {
                const int props_count = 0;

                MyLog(LOGA_INFO, "Message properties:");
                logProperties(&message->properties);
        }
        test_subscribe_options_globals.messages_arrived++;

        if (test_subscribe_options_globals.messages_arrived == 1)
        {
                subsidcount = MQTTProperties_propertyCount(&message->properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIER);
                assert("Subsidcount is i", subsidcount == 1, "subsidcount is not correct %d\n", subsidcount);

                subsid = MQTTProperties_getNumericValueAt(&message->properties, MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIER, 0);
                assert("Subsid is 2", subsid == 2, "subsid is not correct %d\n", subsid);
        }

        MQTTClient_free(topicName);
        MQTTClient_freeMessage(&message);
        return 1;
}


int test_subscribe_options(struct Options options)
{
        int subsqos = 2;
        MQTTClient c;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTProperties connect_props = MQTTProperties_initializer;
        MQTTProperties subs_props = MQTTProperties_initializer;
        MQTTProperty property;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        int rc = 0;
        int count = 0;
        const int msg_count = 1;
        MQTTSubscribe_options subopts = MQTTSubscribe_options_initializer;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_subscribe_options\" name=\"subscribe options\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test 8 - subscribe options");

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "subscribe_options",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
        {
                MQTTClient_destroy(&c);
                goto exit;
        }

        rc = MQTTClient_setCallbacks(c, NULL, NULL, test_subscribe_options_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.keepAliveInterval = 20;
        opts.cleanstart = 1;
        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                MyLog(LOGA_INFO, "Connack properties:");
                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        property.identifier = MQTTPROPERTY_CODE_SUBSCRIPTION_IDENTIFIER;
        property.value.integer4 = 1;
        MQTTProperties_add(&subs_props, &property);
        subopts.noLocal = 1;
        response = MQTTClient_subscribe5(c, test_subscribe_options_globals.topic, 2, &subopts, &subs_props);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        subs_props.array[0].value.integer4 = 2;
        subopts.noLocal = 0;
        subopts.retainHandling = 1;
        response = MQTTClient_subscribe5(c, "#", 2, &subopts, &subs_props);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        messages_arrived = 0;
        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.retained = 0;
        pubmsg.qos = 2;

        response = MQTTClient_publishMessage5(c, test_subscribe_options_globals.topic, &pubmsg, &dt);
        assert("Good rc from publish", response.reasonCode == MQTTREASONCODE_SUCCESS, "rc was %d", response.reasonCode);

        /* should get the request */
        while (test_subscribe_options_globals.messages_arrived < 1 && ++count < 10)
        {
#if defined(_WIN32)
                Sleep(1000);
#else
                usleep(1000000L);
#endif
        }
        assert("1 message should have arrived", test_subscribe_options_globals.messages_arrived == 1, "was %d",
                        test_subscribe_options_globals.messages_arrived);

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

        MQTTProperties_free(&pubmsg.properties);
        MQTTProperties_free(&subs_props);
        MQTTProperties_free(&connect_props);
        MQTTClient_destroy(&c);

exit:
        MyLog(LOGA_INFO, "TEST8: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}


struct
{
        char* shared_topic;
        char* topic;
        int messages_arrived;
} test_shared_subscriptions_globals =
{
        "$share/share_test/#",
        "a",
        0,
};

MQTTClient c, d;

int test_shared_subscriptions_messageArrived(void* context, char* topicName, int topicLen, MQTTClient_message* message)
{
        int subsidcount = 0, i = 0, subsid = -1;

        MyLog(LOGA_DEBUG, "Callback: message received on topic %s is %.*s.",
                                 topicName, message->payloadlen, (char*)(message->payload));

        assert("Message structure version should be 1", message->struct_version == 1,
                                "message->struct_version was %d", message->struct_version);
        if (message->struct_version == 1)
        {
                const int props_count = 0;

                if (message->properties.count > 0)
                {
                        MyLog(LOGA_INFO, "Message properties:");
                        logProperties(&message->properties);
                }
        }
        test_shared_subscriptions_globals.messages_arrived++;

        MQTTClient_free(topicName);
        MQTTClient_freeMessage(&message);
        return 1;
}


int test_shared_subscriptions(struct Options options)
{
        int subsqos = 2;
        MQTTClient_connectOptions opts = MQTTClient_connectOptions_initializer5;
        MQTTProperties connect_props = MQTTProperties_initializer;
        MQTTProperties subs_props = MQTTProperties_initializer;
        MQTTClient_message pubmsg = MQTTClient_message_initializer;
        MQTTResponse response = MQTTResponse_initializer;
        MQTTClient_deliveryToken dt;
        int rc = 0;
        int count = 0;
        const int msg_count = 1;
        MQTTSubscribe_options subopts = MQTTSubscribe_options_initializer;
        int i;
        MQTTClient_createOptions createOpts = MQTTClient_createOptions_initializer;

        fprintf(xml, "<testcase classname=\"test_shared_subscriptions\" name=\"shared subscriptions\"");
        global_start_time = start_clock();
        failures = 0;
        MyLog(LOGA_INFO, "Starting test 8 - shared subscriptions");

        createOpts.MQTTVersion = MQTTVERSION_5;
        rc = MQTTClient_createWithOptions(&c, options.connection, "shared_subscriptions",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
        {
                MQTTClient_destroy(&c);
                goto exit;
        }

        rc = MQTTClient_createWithOptions(&d, options.connection, "shared_subscriptions_1",
                        MQTTCLIENT_PERSISTENCE_DEFAULT, NULL, &createOpts);
        assert("good rc from create",  rc == MQTTCLIENT_SUCCESS, "rc was %d\n", rc);
        if (rc != MQTTCLIENT_SUCCESS)
        {
                MQTTClient_destroy(&d);
                goto exit;
        }

        rc = MQTTClient_setCallbacks(c, c, NULL, test_shared_subscriptions_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        rc = MQTTClient_setCallbacks(d, d, NULL, test_shared_subscriptions_messageArrived, NULL);
        assert("Good rc from setCallbacks", rc == MQTTCLIENT_SUCCESS, "rc was %d", rc);

        opts.keepAliveInterval = 20;
        opts.cleanstart = 1;
        opts.MQTTVersion = options.MQTTVersion;
        if (options.haconnections != NULL)
        {
                opts.serverURIs = options.haconnections;
                opts.serverURIcount = options.hacount;
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(c, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                MyLog(LOGA_INFO, "Connack properties:");
                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        MyLog(LOGA_DEBUG, "Connecting");
        response = MQTTClient_connect5(d, &opts, &connect_props, NULL);
        assert("Good rc from connect", response.reasonCode == MQTTCLIENT_SUCCESS, "rc was %d", response.reasonCode);
        if (response.reasonCode != MQTTCLIENT_SUCCESS)
                goto exit;

        if (response.properties)
        {
                MyLog(LOGA_INFO, "Connack properties:");
                logProperties(response.properties);
                MQTTResponse_free(response);
        }

        response = MQTTClient_subscribe5(c, test_shared_subscriptions_globals.shared_topic, 2, &subopts, &subs_props);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        response = MQTTClient_subscribe5(d, test_shared_subscriptions_globals.shared_topic, 2, &subopts, &subs_props);
        assert("Good rc from subscribe", response.reasonCode == MQTTREASONCODE_GRANTED_QOS_2, "rc was %d", response.reasonCode);

        messages_arrived = 0;
        pubmsg.payload = "a much longer message that we can shorten to the extent that we need to payload up to 11";
        pubmsg.payloadlen = 11;
        pubmsg.retained = 0;
        pubmsg.qos = 2;

        test_shared_subscriptions_globals.messages_arrived = 0;
        for (i = 0; i < 10; ++i)
        {
                response = MQTTClient_publishMessage5(c, test_shared_subscriptions_globals.topic, &pubmsg, &dt);
                assert("Good rc from publish", response.reasonCode == MQTTREASONCODE_SUCCESS, "rc was %d", response.reasonCode);

                /* should get the request */
                while (test_shared_subscriptions_globals.messages_arrived < i+1 && ++count < 100)
                {
#if defined(_WIN32)
                        Sleep(100);
#else
                        usleep(100000L);
#endif
                }
                assert("1 message should have arrived", test_shared_subscriptions_globals.messages_arrived == i+1, "was %d",
                        test_shared_subscriptions_globals.messages_arrived);
        }

        rc = MQTTClient_disconnect5(c, 1000, MQTTREASONCODE_SUCCESS, NULL);

        MQTTProperties_free(&pubmsg.properties);
        MQTTProperties_free(&subs_props);
        MQTTProperties_free(&connect_props);
        MQTTClient_destroy(&c);

exit:
        MyLog(LOGA_INFO, "TEST9: test %s. %d tests run, %d failures.",
                        (failures == 0) ? "passed" : "failed", tests, failures);
        write_test_result();
        return failures;
}


int main(int argc, char** argv)
{
        int rc = 0,
                i;
        int (*tests[])() = {NULL,
                test_client_topic_aliases,
                test_server_topic_aliases,
                test_subscription_ids,
                test_flow_control,
                test_error_reporting,
                test_qos_1_2_errors,
                test_request_response,
                test_subscribe_options,
                test_shared_subscriptions
        };

        xml = fopen("TEST-test1.xml", "w");
        fprintf(xml, "<testsuite name=\"test1\" tests=\"%d\">\n", (int)(ARRAY_SIZE(tests) - 1));

        MQTTClient_setTraceCallback(test_flow_control_trace_callback);

        getopts(argc, argv);

        for (i = 0; i < options.iterations; ++i)
        {
                if (options.test_no == 0)
                { /* run all the tests */
                        for (options.test_no = 1; options.test_no < ARRAY_SIZE(tests); ++options.test_no)
                                rc += tests[options.test_no](options); /* return number of failures.  0 = test succeeded */
                }
                else
                        rc = tests[options.test_no](options); /* run just the selected test */
        }

        if (rc == 0)
                MyLog(LOGA_INFO, "verdict pass");
        else
                MyLog(LOGA_INFO, "verdict fail");

        fprintf(xml, "</testsuite>\n");
        fclose(xml);
        return rc;
}