| /* |
| * 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.iotdb.tsfile.read.controller; |
| |
| import org.apache.iotdb.tsfile.file.metadata.ChunkMetadata; |
| import org.apache.iotdb.tsfile.read.TsFileSequenceReader; |
| import org.apache.iotdb.tsfile.read.common.Path; |
| import org.apache.iotdb.tsfile.read.common.TimeRange; |
| import org.apache.iotdb.tsfile.utils.TsFileGeneratorForTest; |
| |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| public class IMetadataQuerierByFileImplTest { |
| |
| private static final String FILE_PATH = TsFileGeneratorForTest.outputDataFile; |
| private TsFileSequenceReader reader; |
| private ArrayList<TimeRange> d1s6timeRangeList = new ArrayList<>(); |
| private ArrayList<TimeRange> d2s1timeRangeList = new ArrayList<>(); |
| private ArrayList<long[]> d1chunkGroupMetaDataOffsetList = new ArrayList<>(); |
| private ArrayList<long[]> d2chunkGroupMetaDataOffsetList = new ArrayList<>(); |
| |
| @Before |
| public void before() throws IOException { |
| TsFileGeneratorForTest.generateFile(10000, 1024, 100); |
| reader = new TsFileSequenceReader(FILE_PATH); |
| List<ChunkMetadata> d1s6List = reader.getChunkMetadataList(new Path("d1", "s6", true)); |
| for (ChunkMetadata chunkMetaData : d1s6List) { |
| // get a series of [startTime, endTime] of d1.s6 from the chunkGroupMetaData of |
| // d1 |
| d1s6timeRangeList.add( |
| new TimeRange(chunkMetaData.getStartTime(), chunkMetaData.getEndTime())); |
| long[] startEndOffsets = new long[2]; |
| startEndOffsets[0] = chunkMetaData.getOffsetOfChunkHeader(); |
| startEndOffsets[1] = |
| chunkMetaData.getOffsetOfChunkHeader() |
| + chunkMetaData.getMeasurementUid().getBytes().length |
| + Long.BYTES |
| + Short.BYTES |
| + chunkMetaData.getStatistics().getSerializedSize(); |
| d1chunkGroupMetaDataOffsetList.add(startEndOffsets); |
| } |
| |
| List<ChunkMetadata> d2s1List = reader.getChunkMetadataList(new Path("d2", "s1", true)); |
| for (ChunkMetadata chunkMetaData : d2s1List) { |
| d2s1timeRangeList.add( |
| new TimeRange(chunkMetaData.getStartTime(), chunkMetaData.getEndTime())); |
| long[] startEndOffsets = new long[2]; |
| startEndOffsets[0] = chunkMetaData.getOffsetOfChunkHeader(); |
| startEndOffsets[1] = |
| chunkMetaData.getOffsetOfChunkHeader() |
| + chunkMetaData.getMeasurementUid().getBytes().length |
| + Long.BYTES |
| + Short.BYTES |
| + chunkMetaData.getStatistics().getSerializedSize(); |
| d2chunkGroupMetaDataOffsetList.add(startEndOffsets); |
| } |
| } |
| |
| @After |
| public void after() throws IOException { |
| reader.close(); |
| TsFileGeneratorForTest.after(); |
| } |
| |
| @Test |
| public void testEmpty() throws IOException { |
| MetadataQuerierByFileImpl metadataQuerierByFile = new MetadataQuerierByFileImpl(reader); |
| |
| ArrayList<Path> paths = new ArrayList<>(); |
| paths.add(new Path("d1", "s6", true)); |
| paths.add(new Path("d2", "s1", true)); |
| |
| ArrayList<TimeRange> resTimeRanges = |
| new ArrayList<>(metadataQuerierByFile.convertSpace2TimePartition(paths, 0L, 0L)); |
| |
| Assert.assertEquals(0, resTimeRanges.size()); |
| } |
| |
| @Test |
| public void testConvert1() throws IOException { |
| MetadataQuerierByFileImpl metadataQuerierByFile = new MetadataQuerierByFileImpl(reader); |
| |
| ArrayList<Path> paths = new ArrayList<>(); |
| paths.add(new Path("d1", "s6", true)); |
| paths.add(new Path("d2", "s1", true)); |
| |
| long spacePartitionStartPos = d1chunkGroupMetaDataOffsetList.get(0)[0]; |
| long spacePartitionEndPos = d1chunkGroupMetaDataOffsetList.get(1)[1]; |
| ArrayList<TimeRange> resTimeRanges = |
| new ArrayList<>( |
| metadataQuerierByFile.convertSpace2TimePartition( |
| paths, spacePartitionStartPos, spacePartitionEndPos)); |
| |
| ArrayList<TimeRange> unionCandidates = new ArrayList<>(); |
| unionCandidates.add(d1s6timeRangeList.get(0)); |
| unionCandidates.add(d2s1timeRangeList.get(0)); |
| unionCandidates.add(d1s6timeRangeList.get(1)); |
| ArrayList<TimeRange> expectedRanges = new ArrayList<>(TimeRange.sortAndMerge(unionCandidates)); |
| Assert.assertEquals(expectedRanges.toString(), resTimeRanges.toString()); |
| } |
| |
| @Test |
| public void testConvert2() throws IOException { |
| MetadataQuerierByFileImpl metadataQuerierByFile = new MetadataQuerierByFileImpl(reader); |
| |
| ArrayList<Path> paths = new ArrayList<>(); |
| paths.add(new Path("d1", "s6", true)); |
| paths.add(new Path("d2", "s1", true)); |
| |
| long spacePartitionStartPos = d2chunkGroupMetaDataOffsetList.get(0)[0]; |
| long spacePartitionEndPos = d2chunkGroupMetaDataOffsetList.get(0)[1]; |
| ArrayList<TimeRange> inCandidates = new ArrayList<>(); |
| ArrayList<TimeRange> beforeCandidates = new ArrayList<>(); |
| ArrayList<TimeRange> resTimeRanges = |
| new ArrayList<>( |
| metadataQuerierByFile.convertSpace2TimePartition( |
| paths, spacePartitionStartPos, spacePartitionEndPos)); |
| inCandidates.add(d2s1timeRangeList.get(0)); |
| beforeCandidates.add(d1s6timeRangeList.get(0)); |
| ArrayList<TimeRange> expectedRanges = new ArrayList<>(); |
| for (TimeRange in : inCandidates) { |
| ArrayList<TimeRange> remains = new ArrayList<>(in.getRemains(beforeCandidates)); |
| expectedRanges.addAll(remains); |
| } |
| Assert.assertEquals(expectedRanges.toString(), resTimeRanges.toString()); |
| } |
| } |