WIP:test: HandoverIT-POC - Clients are stopped after some time

[demos/kafka/chat] / src / test / java / de / juplo / kafka / chat / backend / TestClient.java

diff --git a/src/test/java/de/juplo/kafka/chat/backend/TestClient.java b/src/test/java/de/juplo/kafka/chat/backend/TestClient.java
index fe39e44..0d54600 100644 (file)
--- a/src/test/java/de/juplo/kafka/chat/backend/TestClient.java
+++ b/src/test/java/de/juplo/kafka/chat/backend/TestClient.java
@@ -6,18 +6,22 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
 import org.springframework.web.reactive.function.client.WebClient;
+import org.springframework.web.reactive.function.client.WebClientResponseException;
 import reactor.core.publisher.Mono;
 import reactor.util.retry.Retry;
 
+import java.nio.charset.Charset;
 import java.time.Duration;
+import java.util.concurrent.ThreadLocalRandom;
 
 
 @Slf4j
-public class TestClient
+public class TestClient implements Runnable
 {
+  @Override
   public void run()
   {
-    for (int i = 0; i < 100; i++)
+    for (int i = 0; running; i++)
     {
       String message = "Message #" + i;
       for (ChatRoomInfoTo chatRoom : chatRooms)
@@ -25,11 +29,24 @@ public class TestClient
         sendMessage(chatRoom, message)
             .retryWhen(Retry.fixedDelay(10, Duration.ofSeconds(1)))
             .map(MessageTo::toString)
+            .onErrorResume(throwable ->
+            {
+              WebClientResponseException e = (WebClientResponseException)throwable.getCause();
+              return Mono.just(e.getResponseBodyAsString(Charset.defaultCharset()));
+            })
             .subscribe(result -> log.info(
-                "{} sent message \"{}\" to {}",
+                "{} sent a message to {}: {}",
                 user,
-                message,
-                chatRoom));
+                chatRoom,
+                result));
+      }
+      try
+      {
+        Thread.sleep(ThreadLocalRandom.current().nextLong(700, 1000));
+      }
+      catch (Exception e)
+      {
+        throw new RuntimeException(e);
       }
     }
   }
@@ -66,6 +83,8 @@ public class TestClient
   private final ChatRoomInfoTo[] chatRooms;
   private final User user;
 
+  volatile boolean running = true;
+
 
   TestClient(Integer port, ChatRoomInfoTo[] chatRooms, String username)
   {