X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Ftest%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplicationTests.java;h=9169de009412bbac0c945ff6d552a4aa339393ab;hb=a8aed63e92d58731176dde8b7cec4f5a022ac813;hp=39ff0d7110cac758547928f8dc77e1fceec50e25;hpb=221f774959bb0d1e113bdeefd8fdc52ea1291081;p=demos%2Fkafka%2Ftraining

diff --git a/src/test/java/de/juplo/kafka/ApplicationTests.java b/src/test/java/de/juplo/kafka/ApplicationTests.java
index 39ff0d7..9169de0 100644
--- a/src/test/java/de/juplo/kafka/ApplicationTests.java
+++ b/src/test/java/de/juplo/kafka/ApplicationTests.java
@@ -15,17 +15,18 @@ import org.springframework.boot.test.context.ConfigDataApplicationContextInitial
 import org.springframework.boot.test.context.TestConfiguration;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Import;
+import org.springframework.kafka.support.serializer.JsonSerializer;
 import org.springframework.kafka.test.context.EmbeddedKafka;
 import org.springframework.test.context.TestPropertySource;
 import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
 
 import java.time.Duration;
+import java.time.LocalDateTime;
 import java.util.*;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.function.BiConsumer;
 import java.util.function.Consumer;
-import java.util.function.Function;
 import java.util.stream.Collectors;
 import java.util.stream.IntStream;
 
@@ -56,7 +57,7 @@ class ApplicationTests
 	@Autowired
 	KafkaProducer<String, Bytes> kafkaProducer;
 	@Autowired
-	KafkaConsumer<String, Long> kafkaConsumer;
+	KafkaConsumer<String, ValidMessage> kafkaConsumer;
 	@Autowired
 	KafkaConsumer<Bytes, Bytes> offsetConsumer;
 	@Autowired
@@ -64,11 +65,11 @@ class ApplicationTests
 	@Autowired
 	ExecutorService executor;
 
-	Consumer<ConsumerRecord<String, Long>> testHandler;
-	EndlessConsumer<String, Long> endlessConsumer;
+	Consumer<ConsumerRecord<String, ValidMessage>> testHandler;
+	EndlessConsumer<String, ValidMessage> endlessConsumer;
 	Map<TopicPartition, Long> oldOffsets;
 	Map<TopicPartition, Long> newOffsets;
-	Set<ConsumerRecord<String, Long>> receivedRecords;
+	Set<ConsumerRecord<String, ValidMessage>> receivedRecords;
 
 
 	/** Tests methods */
@@ -79,8 +80,20 @@ class ApplicationTests
 	{
 		send100Messages((partition, key, counter) ->
 		{
-			Bytes value = new Bytes(valueSerializer.serialize(TOPIC, counter));
-			return new ProducerRecord<>(TOPIC, partition, key, value);
+			Bytes value;
+			String type;
+
+			if (counter%3 != 0)
+			{
+				value = serializeClientMessage(key, counter);
+				type = "message";
+			}
+			else {
+				value = serializeGreeting(key, counter);
+				type = "greeting";
+			}
+
+			return toRecord(partition, key, value, type);
 		});
 
 		await("100 records received")
@@ -106,10 +119,28 @@ class ApplicationTests
 	{
 		send100Messages((partition, key, counter) ->
 		{
-			Bytes value = counter == 77
-					? new Bytes(stringSerializer.serialize(TOPIC, "BOOM!"))
-					: new Bytes(valueSerializer.serialize(TOPIC, counter));
-			return new ProducerRecord<>(TOPIC, partition, key, value);
+			Bytes value;
+			String type;
+
+			if (counter == 77)
+			{
+				value = serializeFooMessage(key, counter);
+				type = "foo";
+			}
+			else
+			{
+				if (counter%3 != 0)
+				{
+					value = serializeClientMessage(key, counter);
+					type = "message";
+				}
+				else {
+					value = serializeGreeting(key, counter);
+					type = "greeting";
+				}
+			}
+
+			return toRecord(partition, key, value, type);
 		});
 
 		await("Consumer failed")
@@ -206,7 +237,7 @@ class ApplicationTests
 			for (int key = 0; key < 10; key++)
 			{
 				ProducerRecord<String, Bytes> record =
-						recordGenerator.generate(partition, Integer.toString(key%2), ++i);
+						recordGenerator.generate(partition, Integer.toString(partition*10+key%2), ++i);
 
 				kafkaProducer.send(record, (metadata, e) ->
 				{
@@ -232,6 +263,31 @@ class ApplicationTests
 		}
 	}
 
+	ProducerRecord<String, Bytes> toRecord(int partition, String key, Bytes value, String type)
+	{
+		ProducerRecord<String, Bytes> record =
+				new ProducerRecord<>(TOPIC, partition, key, value);
+		record.headers().add("__TypeId__", type.getBytes());
+		return record;
+	}
+
+	Bytes serializeClientMessage(String key, Long value)
+	{
+		TestClientMessage message = new TestClientMessage(key, value.toString());
+		return new Bytes(valueSerializer.serialize(TOPIC, message));
+	}
+
+	Bytes serializeGreeting(String key, Long value)
+	{
+		TestGreeting message = new TestGreeting(key, LocalDateTime.now());
+		return new Bytes(valueSerializer.serialize(TOPIC, message));
+	}
+
+	Bytes serializeFooMessage(String key, Long value)
+	{
+		TestFooMessage message = new TestFooMessage(key, value);
+		return new Bytes(valueSerializer.serialize(TOPIC, message));
+	}
 
 	@BeforeEach
 	public void init()
@@ -248,7 +304,7 @@ class ApplicationTests
 			newOffsets.put(tp, offset - 1);
 		});
 
-		Consumer<ConsumerRecord<String, Long>> captureOffsetAndExecuteTestHandler =
+		Consumer<ConsumerRecord<String, ValidMessage>> captureOffsetAndExecuteTestHandler =
 				record ->
 				{
 					newOffsets.put(
@@ -288,9 +344,9 @@ class ApplicationTests
 	public static class Configuration
 	{
 		@Bean
-		Serializer<Long> serializer()
+		Serializer<ValidMessage> serializer()
 		{
-			return new LongSerializer();
+			return new JsonSerializer<>();
 		}
 
 		@Bean