corrige temperature

test_mqtt.rs

@@ -0,0 +1,18 @@
+use rumqttc::{AsyncClient, MqttOptions, QoS};
+use tokio::time::{timeout, Duration};
+
+#[tokio::main]
+async fn main() {
+    let mut mqttoptions = MqttOptions::new("test_client", "10.0.0.3", 1883);
+    mqttoptions.set_keep_alive(Duration::from_secs(60));
+
+    let (client, mut eventloop) = AsyncClient::new(mqttoptions, 10);
+
+    println!("Trying to connect to MQTT broker...");
+
+    match timeout(Duration::from_secs(10), eventloop.poll()).await {
+        Ok(Ok(event)) => println!("Connected! Event: {:?}", event),
+        Ok(Err(e)) => println!("Connection error: {:?}", e),
+        Err(_) => println!("Timeout waiting for connection"),
+    }
+}