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Jul 25, 2024
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Add support for Apache Kafka native image #8993

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6 changes: 4 additions & 2 deletions modules/kafka/src/main/java/org/testcontainers/kafka/KafkaContainer.java
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Original file line number Diff line number Diff line change
@@ -12,14 +12,16 @@
/**
* Testcontainers implementation for Apache Kafka.
* <p>
* Supported image: {@code apache/kafka}
* Supported image: {@code apache/kafka}, {@code apache/kafka-native}
* <p>
* Exposed ports: 9092
*/
public class KafkaContainer extends GenericContainer<KafkaContainer> {

private static final DockerImageName DEFAULT_IMAGE_NAME = DockerImageName.parse("apache/kafka");

private static final DockerImageName APACHE_KAFKA_NATIVE_IMAGE_NAME = DockerImageName.parse("apache/kafka-native");

private static final int KAFKA_PORT = 9092;

private static final String DEFAULT_INTERNAL_TOPIC_RF = "1";
@@ -34,7 +36,7 @@ public KafkaContainer(String imageName) {

public KafkaContainer(DockerImageName dockerImageName) {
super(dockerImageName);
dockerImageName.assertCompatibleWith(DEFAULT_IMAGE_NAME);
dockerImageName.assertCompatibleWith(DEFAULT_IMAGE_NAME, APACHE_KAFKA_NATIVE_IMAGE_NAME);

withExposedPorts(KAFKA_PORT);
withEnv("CLUSTER_ID", DEFAULT_CLUSTER_ID);
13 changes: 12 additions & 1 deletion modules/kafka/src/test/java/org/testcontainers/kafka/KafkaContainerTest.java
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Original file line number Diff line number Diff line change
@@ -1,13 +1,24 @@
package org.testcontainers.kafka;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.testcontainers.AbstractKafka;

@RunWith(Parameterized.class)
public class KafkaContainerTest extends AbstractKafka {

@Parameterized.Parameters(name = "{0}")
public static String[] params() {
return new String[] { "apache/kafka:3.7.0", "apache/kafka-native:3.8.0-rc3" };
}

@Parameterized.Parameter
public String imageName;

@Test
public void testUsage() throws Exception {
try (KafkaContainer kafka = new KafkaContainer("apache/kafka:3.7.0")) {
try (KafkaContainer kafka = new KafkaContainer(imageName)) {
kafka.start();
testKafkaFunctionality(kafka.getBootstrapServers());
}
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