package de.juplo.kafka.wordcount.splitter;
-import de.juplo.kafka.wordcount.counter.TestWord;
+import de.juplo.kafka.wordcount.counter.TestOutputWord;
+import de.juplo.kafka.wordcount.recorder.TestInputRecording;
import lombok.extern.slf4j.Slf4j;
-import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.kafka.annotation.KafkaListener;
import org.springframework.kafka.core.KafkaTemplate;
import org.springframework.kafka.support.KafkaHeaders;
+import org.springframework.kafka.support.SendResult;
import org.springframework.kafka.test.context.EmbeddedKafka;
import org.springframework.messaging.handler.annotation.Header;
import org.springframework.messaging.handler.annotation.Payload;
import java.time.Duration;
-import static de.juplo.kafka.wordcount.splitter.SplitterApplicationIT.*;
+import static de.juplo.kafka.wordcount.splitter.SplitterApplicationIT.TOPIC_IN;
+import static de.juplo.kafka.wordcount.splitter.SplitterApplicationIT.TOPIC_OUT;
import static org.awaitility.Awaitility.await;
public final static String TOPIC_IN = "in";
public final static String TOPIC_OUT = "out";
- @Autowired
- KafkaTemplate<String, Recording> kafkaTemplate;
@Autowired
Consumer consumer;
-
- @BeforeEach
- public void clear()
+ @BeforeAll
+ public static void testSendMessage(
+ @Autowired KafkaTemplate<String, TestInputRecording> kafkaTemplate)
{
- consumer.received.clear();
+ TestData
+ .getInputMessages()
+ .forEach(kv ->
+ {
+ try
+ {
+ SendResult<String, TestInputRecording> result = kafkaTemplate.send(TOPIC_IN, kv.key, kv.value).get();
+ log.info(
+ "Sent: {}={}, partition={}, offset={}",
+ result.getProducerRecord().key(),
+ result.getProducerRecord().value(),
+ result.getRecordMetadata().partition(),
+ result.getRecordMetadata().offset());
+ }
+ catch (Exception e)
+ {
+ throw new RuntimeException(e);
+ }
+ });
}
+
@Test
void testSendMessage() throws Exception
{
- TestData.writeInputData((user, recording) -> kafkaTemplate.send(TOPIC_IN, user, recording));
-
await("Expexted converted data")
.atMost(Duration.ofSeconds(5))
.untilAsserted(() ->
static class Consumer
{
- private final MultiValueMap<String, TestWord> received = new LinkedMultiValueMap<>();
+ private final MultiValueMap<String, TestOutputWord> received = new LinkedMultiValueMap<>();
@KafkaListener(groupId = "TEST", topics = TOPIC_OUT)
public synchronized void receive(
@Header(KafkaHeaders.RECEIVED_KEY) String key,
- @Payload TestWord value)
+ @Payload TestOutputWord value)
{
log.debug("Received message: {}={}", key, value);
received.add(key, value);
}
- synchronized MultiValueMap<String, TestWord> getReceivedMessages()
+ synchronized MultiValueMap<String, TestOutputWord> getReceivedMessages()
{
return received;
}