jolshan commented on code in PR #13795: URL: https://github.com/apache/kafka/pull/13795#discussion_r1222117410
########## group-coordinator/src/test/java/org/apache/kafka/coordinator/group/runtime/CoordinatorRuntimeTest.java: ########## @@ -0,0 +1,803 @@ +/* + * 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.KafkaException; +import org.apache.kafka.common.TopicPartition; +import org.apache.kafka.common.errors.NotCoordinatorException; +import org.apache.kafka.timeline.SnapshotRegistry; +import org.apache.kafka.timeline.TimelineHashSet; +import org.junit.jupiter.api.Test; + +import java.util.Arrays; +import java.util.Collections; +import java.util.HashSet; +import java.util.List; +import java.util.Objects; +import java.util.Set; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.RejectedExecutionException; +import java.util.concurrent.TimeUnit; +import java.util.concurrent.TimeoutException; + +import static org.apache.kafka.common.utils.Utils.mkSet; +import static org.apache.kafka.test.TestUtils.assertFutureThrows; +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; +import static org.mockito.ArgumentMatchers.any; +import static org.mockito.ArgumentMatchers.eq; +import static org.mockito.Mockito.mock; +import static org.mockito.Mockito.times; +import static org.mockito.Mockito.verify; +import static org.mockito.Mockito.when; + +public class CoordinatorRuntimeTest { + private static final TopicPartition TP = new TopicPartition("__consumer_offsets", 0); + + /** + * An CoordinatorEventProcessor that directly executes the operations. This is + * useful in unit tests where execution in threads is not required. + */ + private static class MockEventProcessor implements CoordinatorEventProcessor { + @Override + public void enqueue(CoordinatorEvent event) throws RejectedExecutionException { + try { + event.run(); + } catch (Throwable ex) { + event.complete(ex); + } + } + + @Override + public void close() throws Exception {} + } + + /** + * A CoordinatorLoader that always succeeds. + */ + private static class MockCoordinatorLoader implements CoordinatorLoader<String> { + @Override + public CompletableFuture<Void> load(TopicPartition tp, CoordinatorPlayback<String> replayable) { + return CompletableFuture.completedFuture(null); + } + } + + /** + * An in-memory partition writer that accepts a maximum number of writes. + */ + private static class MockPartitionWriter extends InMemoryPartitionWriter<String> { + private int allowedWrites = 1; Review Comment: nit: we don't need to set 1 right? It will not be used. -- 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
