Files
TinyMqtt/tests/nowifi-tests/nowifi-tests.ino

167 lines
3.9 KiB
C++

#include <AUnit.h>
#include <TinyMqtt.h>
#include <map>
/**
* TinyMqtt nowifi unit tests.
*
* No wifi connection unit tests.
* Checks with a local broker. Clients must connect to the local broker
**/
using namespace std;
MqttBroker broker(1883);
std::map<std::string, std::map<Topic, int>> published; // map[client_id] => map[topic] = count
char* lastPayload = nullptr;
size_t lastLength;
void onPublish(const MqttClient* srce, const Topic& topic, const char* payload, size_t length)
{
if (srce)
published[srce->id()][topic]++;
if (lastPayload) free(lastPayload);
lastPayload = strdup(payload);
lastLength = length;
}
test(nowifi_client_should_unregister_when_destroyed)
{
assertEqual(broker.clientsCount(), (size_t)0);
{
MqttClient client(&broker);
assertEqual(broker.clientsCount(), (size_t)1);
}
assertEqual(broker.clientsCount(), (size_t)0);
}
test(nowifi_connect)
{
assertEqual(broker.clientsCount(), (size_t)0);
MqttClient client(&broker);
assertTrue(client.connected());
assertEqual(broker.clientsCount(), (size_t)1);
}
test(nowifi_publish_should_be_dispatched)
{
published.clear();
assertEqual(broker.clientsCount(), (size_t)0);
MqttClient subscriber(&broker);
subscriber.subscribe("a/b");
subscriber.subscribe("a/c");
subscriber.setCallback(onPublish);
MqttClient publisher(&broker);
publisher.publish("a/b");
publisher.publish("a/c");
publisher.publish("a/c");
assertEqual(published.size(), (size_t)1); // 1 client has received something
assertEqual(published[""]["a/b"], 1);
assertEqual(published[""]["a/c"], 2);
}
test(nowifi_publish_should_be_dispatched_to_clients)
{
published.clear();
assertEqual(broker.clientsCount(), (size_t)0);
MqttClient subscriber_a(&broker, "A");
subscriber_a.setCallback(onPublish);
subscriber_a.subscribe("a/b");
subscriber_a.subscribe("a/c");
MqttClient subscriber_b(&broker, "B");
subscriber_b.setCallback(onPublish);
subscriber_b.subscribe("a/b");
MqttClient publisher(&broker);
publisher.publish("a/b"); // A and B should receive this
publisher.publish("a/c"); // A should receive this
assertEqual(published.size(), (size_t)2); // 2 clients have received something
assertEqual(published["A"]["a/b"], 1);
assertEqual(published["A"]["a/c"], 1);
assertEqual(published["B"]["a/b"], 1);
assertEqual(published["B"]["a/c"], 0);
}
test(nowifi_unsubscribe)
{
published.clear();
assertEqual(broker.clientsCount(), (size_t)0);
MqttClient subscriber(&broker);
subscriber.setCallback(onPublish);
subscriber.subscribe("a/b");
MqttClient publisher(&broker);
publisher.publish("a/b"); // This publish is received
subscriber.unsubscribe("a/b");
publisher.publish("a/b"); // Those one, no (unsubscribed)
publisher.publish("a/b");
assertEqual(published[""]["a/b"], 1); // Only one publish has been received
}
test(nowifi_nocallback_when_destroyed)
{
published.clear();
assertEqual(broker.clientsCount(), (size_t)0);
MqttClient publisher(&broker);
{
MqttClient subscriber(&broker);
subscriber.setCallback(onPublish);
subscriber.subscribe("a/b");
publisher.publish("a/b");
}
publisher.publish("a/b");
assertEqual(published.size(), (size_t)1); // Only one publish has been received
}
test(nowifi_payload_nullptr)
{
published.clear();
const char* payload="abcd";
MqttClient subscriber(&broker);
subscriber.setCallback(onPublish);
subscriber.subscribe("a/b");
MqttClient publisher(&broker);
publisher.publish("a/b", payload, strlen(payload)); // This publish is received
// coming from MqttClient::publish(...)
assertEqual(payload, lastPayload);
assertEqual(lastLength, (size_t)4);
}
//----------------------------------------------------------------------------
// setup() and loop()
void setup() {
delay(1000);
Serial.begin(115200);
while(!Serial);
Serial.println("=============[ NO WIFI CONNECTION TinyMqtt TESTS ]========================");
}
void loop() {
aunit::TestRunner::run();
if (Serial.available()) ESP.reset();
}