Testing Kafka with Testcontainers There and Back Again Current, Austing TX, 2022 @gamussa | #current22 | @thekonginc
A presentation at Current 2022: The Next Generation of Kafka Summit in October 2022 in Austin, TX, USA by Viktor Gamov
Testing Kafka with Testcontainers There and Back Again Current, Austing TX, 2022 @gamussa | #current22 | @thekonginc
How many times you’ve heard @gamussa | #current22 | @thekonginc
How many times you’ve heard «IT WORKS ON MY MACHINE 😝» @gamussa | #current22 | @thekonginc
How many times you’ve heard @gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
docker pull confluentinc/cp-kafka:7.2.2 docker run -p 9092:9092 cp-kafka:7.2.2 @gamussa | #current22 | @thekonginc
—version: ‘2’ services: zookeeper: image: confluentinc/cp-zookeeper:7.2.2 ports: - “32181:32181” environment: ZOOKEEPER_CLIENT_PORT: 32181 ZOOKEEPER_TICK_TIME: 2000 kafka: image: confluentinc/cp-kafka:7.2.2 ports: - “29092:29092” depends_on: - zookeeper environment: KAFKA_BROKER_ID: 1 KAFKA_ZOOKEEPER_CONNECT: zookeeper:32181 KAFKA_ADVERTISED_LISTENERS: PLAINTEXT:// localhost:29092 KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1 @gamussa | #current22 | @thekonginc
—version: ‘2’ services: zookeeper: image: confluentinc/cp-zookeeper:7.2.2 ports: - “32181:32181” environment: ZOOKEEPER_CLIENT_PORT: 32181 ZOOKEEPER_TICK_TIME: 2000 kafka: image: confluentinc/cp-kafka:7.2.2 ports: - “29092:29092” depends_on: - zookeeper environment: KAFKA_BROKER_ID: 1 KAFKA_ZOOKEEPER_CONNECT: zookeeper:32181 KAFKA_ADVERTISED_LISTENERS: PLAINTEXT:// localhost:29092 KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 1 @gamussa | #current22 | @thekonginc
public KafkaContainer createKafka() { return new KafkaContainer(imageName(“cp-kafka”)); } @gamussa | #current22 | @thekonginc
public KafkaContainer createKafka() { return new KafkaContainer(imageName(“cp-kafka”)); } @gamussa | #current22 | @thekonginc
VIKTOR GAMOV @gamussa | #current22 | @thekonginc
VIKTOR GAMOV • Principal Developer Advocate @ Kong @gamussa | #current22 | @thekonginc
VIKTOR GAMOV • Principal Developer Advocate @ Kong • Confluent Community Catalyst @gamussa | #current22 | @thekonginc
VIKTOR GAMOV • Principal Developer Advocate @ Kong • Confluent Community Catalyst • Java Champion @gamussa | #current22 | @thekonginc
VIKTOR GAMOV • • • • Principal Developer Advocate @ Kong Confluent Community Catalyst Java Champion Author @ Manning @gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
KAFKA IN ACTION IS OUT! Use code KAFKAA35 @gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
docker pull confluentinc/cp-kafka:7.2.2 docker run -p 9092:9092 cp-kafka:7.2.2 @gamussa | #current22 | @thekonginc
The Cure The Pain @gamussa | #current22 | @thekonginc
The Pain The Cure @gamussa | #current22 | @thekonginc
The Pain The Cure Port conflicts @gamussa | #current22 | @thekonginc
The Pain The Cure Port conflicts Port randomization @gamussa | #current22 | @thekonginc
The Pain The Cure Port conflicts Port randomization Hard-coded scenarios @gamussa | #current22 | @thekonginc
The Pain The Cure Port conflicts Port randomization Hard-coded scenarios Data-driven tests @gamussa | #current22 | @thekonginc
The Pain The Cure Port conflicts Port randomization Hard-coded scenarios Data-driven tests Slow test @gamussa | #current22 | @thekonginc
The Pain The Cure Port conflicts Port randomization Hard-coded scenarios Data-driven tests Slow test Parallelization @gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
We think it’s a useful default option for creating a reliable environment for running tests. … Our teams have consistently found this library of programmable, lightweight and disposable containers to make functional tests more reliable. https://www.thoughtworks.com/en-us/radar/languages-and-frameworks/testcontainers @gamussa | #current22 | @thekonginc
LET’S SEE SOME CODE! @gamussa | #current22 | @thekonginc
What to do if you have no Docker? @gamussa | #current22 | @thekonginc
https://www.atomicjar.com/2021/10/docker-on-windows-and-macos @gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
LET’S SEE SOME CODE! @gamussa | #current22 | @thekonginc
How it’s started gAmUssA/testcontainers-java-module-con uent-platform fl @gamussa | #current22 | @thekonginc
How it’s going testcontainers-all-things-kafka/cp-testcontainers @gamussa | #current22 | @thekonginc
How it’s going testcontainers-all-things-kafka/cp-testcontainers-examples @gamussa | #current22 | @thekonginc
ONE MORE THING… @gamussa | #current22 | @thekonginc
https://www.thoughtworks.com/en-us/radar/languages-and-frameworks/testcontainers https://www.thoughtworks.com/radar/platforms/ka ka-api-without-ka ka f f @gamussa | #current22 | @thekonginc
@gamussa | #current22 | @thekonginc
DEVELOPMENT AND DEPLOYMENT WITH BORING SCRIPTS @gamussa | #current22 | @thekonginc
DEVELOPMENT AND EXPLORE DEPLOYMENT THE WITH WORLD OF CONTAINERS BORING SCRIPTS @gamussa | #current22 | @thekonginc
ONE MORE THING… @gamussa | #current22 | @thekonginc
LOCAL DEVELOPMENT Dev Services https://quarkus.io/guides/dev-services Test Resources https://micronaut-projects.github.io/micronaut-test-resources/latest/guide/ Autoservices https://github.com/spring-projects/spring-boot/issues/29461 @gamussa | #current22 | @thekonginc
AS ALWAYS, HAVE A NICE DAY… Viktor Gamov @ gAmUssA @gamussa | #current22 | @thekonginc
