counter: 1.2.15 - Refined method-naming in `TestData`

[demos/kafka/wordcount] / src / test / java / de / juplo / kafka / wordcount / counter / CounterStreamProcessorTopologyTest.java

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 1bdfd48..16cf5d2 100644 (file)
--- a/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
+++ b/src/test/java/de/juplo/kafka/wordcount/counter/CounterStreamProcessorTopologyTest.java
@@ -1,18 +1,28 @@
 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.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.Collectors;
 
+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";
@@ -30,15 +40,8 @@ public class CounterStreamProcessorTopologyTest
         new CounterApplicationConfiguriation();
     Properties streamProcessorProperties =
         applicationConfiguriation.streamProcessorProperties(new CounterApplicationProperties());
+    Map<String, Object> propertyMap = convertToMap(streamProcessorProperties);
 
-    Map<String, ?> propertyMap = streamProcessorProperties
-        .entrySet()
-        .stream()
-        .collect(
-            Collectors.toMap(
-                entry -> (String)entry.getKey(),
-                entry -> entry.getValue()
-            ));
     JsonSerde<?> keySerde = new JsonSerde<>();
     keySerde.configure(propertyMap, true);
     JsonSerde<?> valueSerde = new JsonSerde<>();
@@ -51,19 +54,27 @@ public class CounterStreamProcessorTopologyTest
         (JsonSerializer<String>)keySerde.serializer(),
         (JsonSerializer<Word>)valueSerde.serializer());
 
-    TestOutputTopic<Word, WordCount> out = testDriver.createOutputTopic(
+    TestOutputTopic<Word, WordCounter> out = testDriver.createOutputTopic(
         OUT,
         (JsonDeserializer<Word>)keySerde.deserializer(),
-        (JsonDeserializer<WordCount>)valueSerde.deserializer());
+        (JsonDeserializer<WordCounter>)valueSerde.deserializer());
 
-    TestData.writeInputData((key, value) -> in.pipeInput(key, value));
+    TestData.injectInputMessages((key, value) -> in.pipeInput(key, value));
 
-    List<KeyValue<Word,WordCount>> receivedMessages = out
+    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);
   }
 }