X-Git-Url: https://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Ftest%2Fjava%2Fde%2Fjuplo%2Fkafka%2Fchat%2Fbackend%2FAbstractHandoverIT.java;h=6e7b9129895b3f1a2ceca5fae641620eac2d6ec9;hb=42448259d41e4658753590f6f1b6a0cd7dc9e8f9;hp=900a7c397ea43eaa0091602b63284f3b4e7d42da;hpb=dd10508813ee6bc2f1658d30f52777d405da653b;p=demos%2Fkafka%2Fchat

diff --git a/src/test/java/de/juplo/kafka/chat/backend/AbstractHandoverIT.java b/src/test/java/de/juplo/kafka/chat/backend/AbstractHandoverIT.java
index 900a7c39..6e7b9129 100644
--- a/src/test/java/de/juplo/kafka/chat/backend/AbstractHandoverIT.java
+++ b/src/test/java/de/juplo/kafka/chat/backend/AbstractHandoverIT.java
@@ -1,25 +1,29 @@
 package de.juplo.kafka.chat.backend;
 
 import de.juplo.kafka.chat.backend.api.ChatRoomInfoTo;
+import de.juplo.kafka.chat.backend.api.MessageTo;
 import lombok.extern.slf4j.Slf4j;
 import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
-import org.springframework.core.ParameterizedTypeReference;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.MediaType;
-import org.springframework.http.codec.ServerSentEvent;
 import org.springframework.web.reactive.function.client.WebClient;
 import org.testcontainers.junit.jupiter.Testcontainers;
+import pl.rzrz.assertj.reactor.Assertions;
 import reactor.core.publisher.Flux;
 import reactor.core.publisher.Mono;
 
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
 
 @Testcontainers
 @Slf4j
 public abstract class AbstractHandoverIT
 {
-  static final ParameterizedTypeReference<ServerSentEvent<String>> SSE_TYPE = new ParameterizedTypeReference<>() {};
   static final int NUM_CHATROOMS = 23;
+  static final int NUM_CLIENTS = 17;
 
 
   private final AbstractHandoverITContainers containers;
@@ -31,27 +35,79 @@ public abstract class AbstractHandoverIT
   }
 
 
+  @Disabled
   @Test
   void test() throws InterruptedException
   {
     ChatRoomInfoTo[] chatRooms = Flux
         .range(0, NUM_CHATROOMS)
-        .flatMap(i -> createChatRoom("#" + i))
+        .flatMap(i -> createChatRoom("room-" + i))
         .toStream()
         .toArray(size -> new ChatRoomInfoTo[size]);
 
-    TestClient testClient = new TestClient(
-        containers.haproxy.getMappedPort(8400),
-        chatRooms,
-        "nerd");
-    testClient.run();
-
-    Flux
-        .fromArray(chatRooms)
-        .flatMap(chatRoom ->receiveMessages(chatRoom).take(100))
-        .doOnNext(message -> log.info("message: {}", message))
-        .then()
-        .block();
+    int port = containers.haproxy.getMappedPort(8400);
+
+    CompletableFuture<Void>[] testWriterFutures = new CompletableFuture[NUM_CLIENTS];
+    TestWriter[] testWriters = new TestWriter[NUM_CLIENTS];
+    for (int i = 0; i < NUM_CLIENTS; i++)
+    {
+      TestWriter testWriter = new TestWriter(
+          port,
+          chatRooms[i % NUM_CHATROOMS],
+          "user-" + i);
+      testWriters[i] = testWriter;
+      testWriterFutures[i] = testWriter
+          .run()
+          .toFuture();
+    }
+
+    TestListener testListener = new TestListener(port, chatRooms);
+    testListener
+        .run()
+        .subscribe(message -> log.info(
+            "Received message: {}",
+            message));
+
+    log.info("Sleeping for 3 seconds...");
+    Thread.sleep(3000);
+
+    log.info("Starting Backend 2...");
+    containers.backend2.start();
+    log.info("Backend 2 started");
+
+    log.info("Sleeping for 3 seconds...");
+    Thread.sleep(3000);
+
+    log.info("Starting Backend 3...");
+    containers.backend3.start();
+    log.info("Backend 3 started");
+
+    log.info("Sleeping for 3 seconds...");
+    Thread.sleep(3000);
+
+    log.info("Shutting down writers...");
+    for (int i = 0; i < NUM_CLIENTS; i++)
+    {
+      log.info("Shutting down writer {}", i);
+      testWriters[i].running = false;
+      testWriterFutures[i].join();
+      log.info("Joined TestWriter {}", testWriters[i].user);
+    }
+
+    // Yield the work, so that the last messages can be received
+    Thread.sleep(500);
+
+    for (int i = 0; i < NUM_CLIENTS; i++)
+    {
+      TestWriter testWriter = testWriters[i];
+      ChatRoomInfoTo chatRoom = testWriter.chatRoom;
+      List<MessageTo> receivedMessages = testListener.receivedMessages.get(chatRoom.getId());
+
+      Assertions.assertThat(receivedMessages
+          .stream()
+          .filter(message -> message.getUser().equals(testWriter.user.getName()))
+          ).containsExactlyElementsOf(testWriter.sentMessages);
+    }
   }
 
   Mono<ChatRoomInfoTo> createChatRoom(String name)
@@ -75,18 +131,6 @@ public abstract class AbstractHandoverIT
         });
   }
 
-  Flux<ServerSentEvent<String>> receiveMessages(ChatRoomInfoTo chatRoom)
-  {
-    return webClient
-        .get()
-        .uri(
-            "/{chatRoomId}/listen",
-            chatRoom.getId())
-        .accept(MediaType.TEXT_EVENT_STREAM)
-        .retrieve()
-        .bodyToFlux(SSE_TYPE);
-  }
-
 
   WebClient webClient;