X-Git-Url: https://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Ftest%2Fjava%2Fde%2Fjuplo%2Fkafka%2Fwordcount%2Fcounter%2FCounterStreamProcessorTopologyTest.java;h=8e09d0c6ff9bacaca359bf1ecf91600aec4c10dd;hb=48dabf093db63d517252f47b15f597e80852e9d4;hp=b785dfa4da0e21e89e65637182bcd1b2a89154f1;hpb=35943a021ac4b25fad29861ecc083b6974ea2732;p=demos%2Fkafka%2Fwordcount

diff --git a/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java b/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
index b785dfa..8e09d0c 100644
--- a/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
+++ b/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
@@ -1,26 +1,44 @@
 package de.juplo.kafka.wordcount.counter;
 
-import org.apache.kafka.streams.*;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.kafka.streams.TestInputTopic;
+import org.apache.kafka.streams.TestOutputTopic;
+import org.apache.kafka.streams.Topology;
+import org.apache.kafka.streams.TopologyTestDriver;
 import org.apache.kafka.streams.state.Stores;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 import org.springframework.kafka.support.serializer.JsonDeserializer;
 import org.springframework.kafka.support.serializer.JsonSerde;
 import org.springframework.kafka.support.serializer.JsonSerializer;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
 
-import java.util.List;
 import java.util.Map;
 import java.util.Properties;
+import java.util.stream.Stream;
 
 import static de.juplo.kafka.wordcount.counter.TestData.convertToMap;
+import static de.juplo.kafka.wordcount.counter.TestData.parseHeader;
+import static org.springframework.kafka.support.mapping.AbstractJavaTypeMapper.DEFAULT_CLASSID_FIELD_NAME;
+import static org.springframework.kafka.support.mapping.AbstractJavaTypeMapper.KEY_DEFAULT_CLASSID_FIELD_NAME;
 
 
+@Slf4j
 public class CounterStreamProcessorTopologyTest
 {
   public final static String IN = "TEST-IN";
   public final static String OUT = "TEST-OUT";
 
-  @Test
-  public void test()
+
+  TopologyTestDriver testDriver;
+  TestInputTopic<String, Word> in;
+  TestOutputTopic<Word, WordCounter> out;
+
+
+  @BeforeEach
+  public void setUpTestDriver()
   {
     Topology topology = CounterStreamProcessor.buildTopology(
         IN,
@@ -38,26 +56,47 @@ public class CounterStreamProcessorTopologyTest
     JsonSerde<?> valueSerde = new JsonSerde<>();
     valueSerde.configure(propertyMap, false);
 
-    TopologyTestDriver testDriver = new TopologyTestDriver(topology, streamProcessorProperties);
+    testDriver = new TopologyTestDriver(topology, streamProcessorProperties);
 
-    TestInputTopic<String, Word> in = testDriver.createInputTopic(
+    in = testDriver.createInputTopic(
         IN,
         (JsonSerializer<String>)keySerde.serializer(),
         (JsonSerializer<Word>)valueSerde.serializer());
 
-    TestOutputTopic<Word, WordCounter> out = testDriver.createOutputTopic(
+    out = testDriver.createOutputTopic(
         OUT,
         (JsonDeserializer<Word>)keySerde.deserializer(),
         (JsonDeserializer<WordCounter>)valueSerde.deserializer());
+  }
 
-    TestData.writeInputData((key, value) -> in.pipeInput(key, value));
 
-    List<KeyValue<Word, WordCounter>> receivedMessages = out
+  @Test
+  public void test()
+  {
+    Stream
+        .of(TestData.INPUT_MESSAGES)
+        .forEach(word -> in.pipeInput(word.getUser(), word));
+
+    MultiValueMap<Word, WordCounter> receivedMessages = new LinkedMultiValueMap<>();
+    out
         .readRecordsToList()
-        .stream()
-        .map(record -> KeyValue.pair(record.key(), record.value()))
-        .toList();
+        .forEach(record ->
+        {
+          log.debug(
+              "OUT: {} -> {}, {}, {}",
+              record.key(),
+              record.value(),
+              parseHeader(record.headers(), KEY_DEFAULT_CLASSID_FIELD_NAME),
+              parseHeader(record.headers(), DEFAULT_CLASSID_FIELD_NAME));
+          receivedMessages.add(record.key(), record.value());
+        });
 
-    TestData.assertExpectedResult(receivedMessages);
+    TestData.assertExpectedMessages(receivedMessages);
+  }
+
+  @AfterEach
+  public void tearDown()
+  {
+    testDriver.close();
   }
 }