dajac commented on code in PR #13666: URL: https://github.com/apache/kafka/pull/13666#discussion_r1211170527
########## group-coordinator/src/test/java/org/apache/kafka/coordinator/group/runtime/MultiThreadedEventProcessorTest.java: ########## @@ -0,0 +1,209 @@ +/* + * 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.coordinator.group.runtime; + +import org.apache.kafka.common.utils.LogContext; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.Timeout; + +import java.util.Arrays; +import java.util.List; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.RejectedExecutionException; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.atomic.AtomicInteger; +import java.util.function.Supplier; + +import static org.apache.kafka.test.TestUtils.DEFAULT_MAX_WAIT_MS; +import static org.apache.kafka.test.TestUtils.waitForCondition; +import static org.junit.jupiter.api.Assertions.assertEquals; +import static org.junit.jupiter.api.Assertions.assertFalse; +import static org.junit.jupiter.api.Assertions.assertThrows; +import static org.junit.jupiter.api.Assertions.assertTrue; + +@Timeout(value = 60) +public class MultiThreadedEventProcessorTest { + + private static class FutureEvent<T> implements CoordinatorEvent { + private final int key; + private final CompletableFuture<T> future; + private final Supplier<T> supplier; + + FutureEvent( + int key, + Supplier<T> supplier + ) { + this.key = key; + this.future = new CompletableFuture<>(); + this.supplier = supplier; + } + + @Override + public void run() { + future.complete(supplier.get()); + } + + @Override + public void complete(Throwable ex) { + future.completeExceptionally(ex); + } + + @Override + public Integer key() { + return key; + } + + public CompletableFuture<T> future() { + return future; + } + + @Override + public String toString() { + return "FutureEvent(key=" + key + ")"; + } + } + + @Test + public void testCreateAndClose() throws Exception { + CoordinatorEventProcessor eventProcessor = new MultiThreadedEventProcessor( Review Comment: Nope. As simple as creating and closing it without any errors. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org
