* Revert docker-compose.yml changes for build.sh expectations

* Fix `verify.sh` for expectations after image run

Author: artembilan

samples/kafka/docker-compose.yml

@@ -1,21 +1,18 @@
 version: '3'
 services:
-    zookeeper:
-      image: wurstmeister/zookeeper
-      ports:
-        - '2181:2181'
     kafka:
       image: wurstmeister/kafka
       ports:
-        - '9092:9092'
-      depends_on:
-        - zookeeper
+        - "9092:9092"
       environment:
+        - KAFKA_ADVERTISED_HOST_NAME=127.0.0.1
+        - KAFKA_ADVERTISED_PORT=9092
         - KAFKA_ZOOKEEPER_CONNECT=zookeeper:2181
-        - KAFKA_ADVERTISED_HOST_NAME=kafka
-    kafka-sample:
-      image: kafka:0.0.1-SNAPSHOT
       depends_on:
-        - kafka
+        - zookeeper
+    zookeeper:
+      image: wurstmeister/zookeeper
+      ports:
+        - "2181:2181"
       environment:
-        - SPRING_KAFKA_BOOTSTRAP_SERVERS=kafka:9092
+        - KAFKA_ADVERTISED_HOST_NAME=zookeeper

samples/kafka/src/main/java/com/example/kafka/KafkaApplication.java

@@ -25,7 +25,7 @@ public static void main(String[] args) {
 
 	@KafkaListener(id = "graal", topics = "graal")
 	public void listen(Greeting in) {
-		System.out.println("++++++Received:" + in);
+		System.out.println("++++++Received: " + in);
 	}
 
 	@Bean

samples/kafka/verify.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 sleep 2
-if [[ `cat target/native/test-output.txt | grep "++++++Received:foo"` ]]; then
+if [[ `cat target/native/test-output.txt | grep "++++++Received: Greeting{message='Hello from GraalVM!'}"` ]]; then
 	exit 0
 else
 	exit 1