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Springify: Merge der Umstellung des Payloads auf JSON
[demos/kafka/training]
/
src
/
test
/
java
/
de
/
juplo
/
kafka
/
ApplicationTests.java
diff --git
a/src/test/java/de/juplo/kafka/ApplicationTests.java
b/src/test/java/de/juplo/kafka/ApplicationTests.java
index
1d3546c
..
ee8e8c4
100644
(file)
--- a/
src/test/java/de/juplo/kafka/ApplicationTests.java
+++ b/
src/test/java/de/juplo/kafka/ApplicationTests.java
@@
-9,7
+9,6
@@
import org.apache.kafka.common.TopicPartition;
import org.apache.kafka.common.errors.RecordDeserializationException;
import org.apache.kafka.common.serialization.*;
import org.apache.kafka.common.utils.Bytes;
import org.apache.kafka.common.errors.RecordDeserializationException;
import org.apache.kafka.common.serialization.*;
import org.apache.kafka.common.utils.Bytes;
-import org.assertj.core.api.OptionalAssert;
import org.junit.jupiter.api.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.kafka.KafkaAutoConfiguration;
import org.junit.jupiter.api.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.kafka.KafkaAutoConfiguration;
@@
-18,6
+17,7
@@
import org.springframework.boot.test.context.TestConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Import;
import org.springframework.context.annotation.Primary;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Import;
import org.springframework.context.annotation.Primary;
+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 org.springframework.kafka.test.context.EmbeddedKafka;
import org.springframework.test.context.TestPropertySource;
import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
@@
-26,8
+26,8
@@
import java.time.Duration;
import java.util.*;
import java.util.concurrent.ExecutionException;
import java.util.function.BiConsumer;
import java.util.*;
import java.util.concurrent.ExecutionException;
import java.util.function.BiConsumer;
+import java.util.function.BiFunction;
import java.util.function.Consumer;
import java.util.function.Consumer;
-import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
@@
-63,6
+63,8
@@
class ApplicationTests
@Autowired
KafkaProducer<String, Bytes> kafkaProducer;
@Autowired
@Autowired
KafkaProducer<String, Bytes> kafkaProducer;
@Autowired
+ KafkaConsumer<String, ClientMessage> kafkaConsumer;
+ @Autowired
KafkaConsumer<Bytes, Bytes> offsetConsumer;
@Autowired
ApplicationProperties properties;
KafkaConsumer<Bytes, Bytes> offsetConsumer;
@Autowired
ApplicationProperties properties;
@@
-73,7
+75,7
@@
class ApplicationTests
Map<TopicPartition, Long> oldOffsets;
Map<TopicPartition, Long> newOffsets;
Map<TopicPartition, Long> oldOffsets;
Map<TopicPartition, Long> newOffsets;
- Set<ConsumerRecord<String,
Long
>> receivedRecords;
+ Set<ConsumerRecord<String,
ClientMessage
>> receivedRecords;
/** Tests methods */
/** Tests methods */
@@
-82,7
+84,7
@@
class ApplicationTests
@Order(1) // << The poistion pill is not skipped. Hence, this test must run first
void commitsCurrentOffsetsOnSuccess() throws ExecutionException, InterruptedException
{
@Order(1) // << The poistion pill is not skipped. Hence, this test must run first
void commitsCurrentOffsetsOnSuccess() throws ExecutionException, InterruptedException
{
- send100Messages(
i -> new Bytes(valueSerializer.serialize(TOPIC, i)
));
+ send100Messages(
(key, counter) -> serialize(key, counter
));
await("100 records received")
.atMost(Duration.ofSeconds(30))
await("100 records received")
.atMost(Duration.ofSeconds(30))
@@
-105,10
+107,10
@@
class ApplicationTests
@Order(2)
void commitsOffsetOfErrorForReprocessingOnError()
{
@Order(2)
void commitsOffsetOfErrorForReprocessingOnError()
{
- send100Messages(
counter
->
+ send100Messages(
(key, counter)
->
counter == 77
? new Bytes(stringSerializer.serialize(TOPIC, "BOOM!"))
counter == 77
? new Bytes(stringSerializer.serialize(TOPIC, "BOOM!"))
- :
new Bytes(valueSerializer.serialize(TOPIC, counter)
));
+ :
serialize(key, counter
));
await("Consumer failed")
.atMost(Duration.ofSeconds(30))
await("Consumer failed")
.atMost(Duration.ofSeconds(30))
@@
-122,9
+124,9
@@
class ApplicationTests
assertThatNoException()
.describedAs("Consumer should not be running")
.isThrownBy(() -> endlessConsumer.exitStatus());
assertThatNoException()
.describedAs("Consumer should not be running")
.isThrownBy(() -> endlessConsumer.exitStatus());
-
((OptionalAssert<Exception>)assertThat(endlessConsumer.exitStatus()
))
- .
describedAs("Consumer should have exited abnormally"
)
- .
containsInstanceOf(RecordDeserializationException.class
);
+
assertThat(endlessConsumer.exitStatus(
))
+ .
containsInstanceOf(RecordDeserializationException.class
)
+ .
describedAs("Consumer should have exited abnormally"
);
}
}
@@
-181,7
+183,7
@@
class ApplicationTests
}
}
- void send100Messages(
Function<
Long, Bytes> messageGenerator)
+ void send100Messages(
BiFunction<Integer,
Long, Bytes> messageGenerator)
{
long i = 0;
{
long i = 0;
@@
-189,7
+191,7
@@
class ApplicationTests
{
for (int key = 0; key < 10; key++)
{
{
for (int key = 0; key < 10; key++)
{
- Bytes value = messageGenerator.apply(++i);
+ Bytes value = messageGenerator.apply(
key,
++i);
ProducerRecord<String, Bytes> record =
new ProducerRecord<>(
ProducerRecord<String, Bytes> record =
new ProducerRecord<>(
@@
-198,6
+200,7
@@
class ApplicationTests
Integer.toString(key%2),
value);
Integer.toString(key%2),
value);
+ record.headers().add("__TypeId__", "message".getBytes());
kafkaProducer.send(record, (metadata, e) ->
{
if (metadata != null)
kafkaProducer.send(record, (metadata, e) ->
{
if (metadata != null)
@@
-222,6
+225,14
@@
class ApplicationTests
}
}
}
}
+ Bytes serialize(Integer key, Long value)
+ {
+ ClientMessage message = new ClientMessage();
+ message.setClient(key.toString());
+ message.setMessage(value.toString());
+ return new Bytes(valueSerializer.serialize(TOPIC, message));
+ }
+
@BeforeEach
public void init()
@BeforeEach
public void init()
@@
-263,14
+274,14
@@
class ApplicationTests
}
}
}
}
- public static class RecordHandler implements Consumer<ConsumerRecord<String,
Long
>>
+ public static class RecordHandler implements Consumer<ConsumerRecord<String,
ClientMessage
>>
{
{
- Consumer<ConsumerRecord<String,
Long
>> captureOffsets;
- Consumer<ConsumerRecord<String,
Long
>> testHandler;
+ Consumer<ConsumerRecord<String,
ClientMessage
>> captureOffsets;
+ Consumer<ConsumerRecord<String,
ClientMessage
>> testHandler;
@Override
@Override
- public void accept(ConsumerRecord<String,
Long
> record)
+ public void accept(ConsumerRecord<String,
ClientMessage
> record)
{
captureOffsets
.andThen(testHandler)
{
captureOffsets
.andThen(testHandler)
@@
-284,15
+295,15
@@
class ApplicationTests
{
@Primary
@Bean
{
@Primary
@Bean
- public Consumer<ConsumerRecord<String,
Long
>> testHandler()
+ public Consumer<ConsumerRecord<String,
ClientMessage
>> testHandler()
{
return new RecordHandler();
}
@Bean
{
return new RecordHandler();
}
@Bean
- Serializer<
Long
> serializer()
+ Serializer<
ClientMessage
> serializer()
{
{
- return new
LongSerializer
();
+ return new
JsonSerializer<>
();
}
@Bean
}
@Bean