[GitHub] [kafka] rhauch commented on a change in pull request #8654: KAFKA-9931: Implement KIP-605 to expand support for Connect worker internal topic configurations

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rhauch commented on a change in pull request #8654:
URL: https://github.com/apache/kafka/pull/8654#discussion_r428333268



##########
File path: connect/runtime/src/test/java/org/apache/kafka/connect/integration/InternalTopicsIntegrationTest.java
##########
@@ -0,0 +1,187 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.kafka.connect.integration;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+
+import org.apache.kafka.connect.runtime.distributed.DistributedConfig;
+import org.apache.kafka.connect.util.clusters.EmbeddedConnectCluster;
+import org.apache.kafka.test.IntegrationTest;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.experimental.categories.Category;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Integration test for the creation of internal topics.
+ */
+@Category(IntegrationTest.class)
+public class InternalTopicsIntegrationTest {
+
+    private static final Logger log = LoggerFactory.getLogger(InternalTopicsIntegrationTest.class);
+
+    private EmbeddedConnectCluster.Builder connectBuilder;
+    private EmbeddedConnectCluster connect;
+    Map<String, String> workerProps = new HashMap<>();
+    Properties brokerProps = new Properties();
+
+    @Before
+    public void setup() {
+        // setup Kafka broker properties
+        brokerProps.put("auto.create.topics.enable", String.valueOf(false));
+
+        // build a Connect cluster backed by Kafka and Zk
+        connectBuilder = new EmbeddedConnectCluster.Builder()
+                .name("connect-cluster")
+                .numWorkers(1)
+                .numBrokers(1)
+                .brokerProps(brokerProps);
+    }
+
+    @After
+    public void close() {
+        // stop all Connect, Kafka and Zk threads.
+        connect.stop();
+    }
+
+    @Test
+    public void testCreateInternalTopicsWithDefaultSettings() throws InterruptedException {
+        int numWorkers = 1;
+        int numBrokers = 3;
+        connect = new EmbeddedConnectCluster.Builder().name("connect-cluster-1")

Review comment:
       I was running into other issues, and I never changed it. I actually prefer how each test fully sets up the cluster builder, but the names should not be important.




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