sashapolo commented on code in PR #7610: URL: https://github.com/apache/ignite-3/pull/7610#discussion_r2845415776
########## modules/raft/src/test/java/org/apache/ignite/internal/raft/storage/segstore/RaftLogGarbageCollectorTest.java: ########## @@ -0,0 +1,546 @@ +/* + * 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.ignite.internal.raft.storage.segstore; + +import static org.apache.ignite.internal.testframework.IgniteTestUtils.randomBytes; +import static org.apache.ignite.internal.testframework.IgniteTestUtils.runRace; +import static org.awaitility.Awaitility.await; +import static org.hamcrest.MatcherAssert.assertThat; +import static org.hamcrest.Matchers.equalTo; +import static org.hamcrest.Matchers.greaterThan; +import static org.hamcrest.Matchers.hasSize; +import static org.hamcrest.Matchers.is; +import static org.hamcrest.Matchers.lessThan; +import static org.junit.jupiter.api.Assertions.assertFalse; +import static org.junit.jupiter.api.Assertions.assertTrue; +import static org.mockito.Mockito.when; + +import java.io.IOException; +import java.nio.ByteBuffer; +import java.nio.file.Files; +import java.nio.file.Path; +import java.util.List; +import java.util.concurrent.ThreadLocalRandom; +import java.util.concurrent.atomic.AtomicBoolean; +import java.util.concurrent.atomic.AtomicLong; +import java.util.stream.Collectors; +import java.util.stream.IntStream; +import java.util.stream.Stream; +import org.apache.ignite.internal.configuration.testframework.ConfigurationExtension; +import org.apache.ignite.internal.configuration.testframework.InjectConfiguration; +import org.apache.ignite.internal.failure.NoOpFailureManager; +import org.apache.ignite.internal.lang.RunnableX; +import org.apache.ignite.internal.raft.configuration.LogStorageConfiguration; +import org.apache.ignite.internal.raft.configuration.RaftConfiguration; +import org.apache.ignite.internal.raft.storage.segstore.GroupInfoProvider.GroupInfo; +import org.apache.ignite.internal.testframework.IgniteAbstractTest; +import org.apache.ignite.raft.jraft.entity.LogEntry; +import org.apache.ignite.raft.jraft.entity.LogId; +import org.apache.ignite.raft.jraft.entity.codec.LogEntryEncoder; +import org.junit.jupiter.api.AfterEach; +import org.junit.jupiter.api.BeforeEach; +import org.junit.jupiter.api.RepeatedTest; +import org.junit.jupiter.api.Test; +import org.junit.jupiter.api.extension.ExtendWith; +import org.mockito.Mock; +import org.mockito.junit.jupiter.MockitoExtension; + +/** + * Tests for {@link RaftLogGarbageCollector}. + */ +@ExtendWith(ConfigurationExtension.class) +@ExtendWith(MockitoExtension.class) +class RaftLogGarbageCollectorTest extends IgniteAbstractTest { + private static final int FILE_SIZE = 200; + + private static final long GROUP_ID_1 = 1000; + + private static final long GROUP_ID_2 = 2000; + + private static final int STRIPES = 10; + + private static final String NODE_NAME = "test"; + + @InjectConfiguration + private RaftConfiguration raftConfiguration; + + @InjectConfiguration("mock.segmentFileSizeBytes=" + FILE_SIZE) + private LogStorageConfiguration storageConfiguration; + + private SegmentFileManager fileManager; + + private IndexFileManager indexFileManager; + + private RaftLogGarbageCollector garbageCollector; + + @Mock + private GroupInfoProvider groupInfoProvider; + + @BeforeEach + void setUp() throws IOException { + fileManager = new SegmentFileManager( + NODE_NAME, + workDir, + STRIPES, + new NoOpFailureManager(), + groupInfoProvider, + raftConfiguration, + storageConfiguration + ); + + fileManager.start(); + + indexFileManager = fileManager.indexFileManager(); + + garbageCollector = fileManager.garbageCollector(); + } + + @AfterEach + void tearDown() throws Exception { + if (fileManager != null) { + fileManager.close(); + } + } + + @Test + void testCompactSegmentFileWithAllEntriesTruncated() throws Exception { + List<byte[]> batches = createRandomData(FILE_SIZE / 4, 10); + for (int i = 0; i < batches.size(); i++) { + appendBytes(GROUP_ID_1, batches.get(i), i); + } + + await().until(this::indexFiles, hasSize(greaterThan(0))); + + // This is equivalent to prefix truncation up to the latest index. + when(groupInfoProvider.groupInfo(GROUP_ID_1)).thenReturn(new GroupInfo(batches.size() - 1, batches.size() - 1)); + + List<Path> segmentFiles = segmentFiles(); + + Path segmentFilePath = segmentFiles.get(0); + + FileProperties fileProperties = SegmentFile.fileProperties(segmentFilePath); + + SegmentFile segmentFile = SegmentFile.openExisting(segmentFilePath, false); Review Comment: No, this is not an `AutoCloseable` because it is not intended to be used this way -- This is an automated message from the Apache Git Service. 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