| /* |
| * 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; |
| |
| import org.apache.iotdb.tsfile.common.conf.TSFileConfig; |
| import org.apache.iotdb.tsfile.common.conf.TSFileDescriptor; |
| import org.apache.iotdb.tsfile.file.metadata.ChunkMetadata; |
| import org.apache.iotdb.tsfile.file.metadata.IChunkMetadata; |
| import org.apache.iotdb.tsfile.file.metadata.IDeviceID; |
| import org.apache.iotdb.tsfile.file.metadata.PlainDeviceID; |
| import org.apache.iotdb.tsfile.read.common.Path; |
| import org.apache.iotdb.tsfile.utils.FileGenerator; |
| |
| 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.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| |
| public class MeasurementChunkMetadataListMapIteratorTest { |
| |
| private static final String FILE_PATH = FileGenerator.outputDataFile; |
| private final TSFileConfig conf = TSFileDescriptor.getInstance().getConfig(); |
| |
| private int maxDegreeOfIndexNode; |
| |
| @Before |
| public void before() { |
| maxDegreeOfIndexNode = conf.getMaxDegreeOfIndexNode(); |
| conf.setMaxDegreeOfIndexNode(3); |
| } |
| |
| @After |
| public void after() { |
| FileGenerator.after(); |
| conf.setMaxDegreeOfIndexNode(maxDegreeOfIndexNode); |
| } |
| |
| @Test |
| public void test0() throws IOException { |
| testCorrectness(1, 1); |
| testSequentiality(1, 1); |
| } |
| |
| @Test |
| public void test1() throws IOException { |
| testCorrectness(1, 10); |
| testSequentiality(1, 10); |
| } |
| |
| @Test |
| public void test2() throws IOException { |
| testCorrectness(2, 1); |
| testSequentiality(2, 1); |
| } |
| |
| @Test |
| public void test3() throws IOException { |
| testCorrectness(2, 2); |
| testSequentiality(2, 2); |
| } |
| |
| @Test |
| public void test4() throws IOException { |
| testCorrectness(2, 100); |
| testSequentiality(2, 100); |
| } |
| |
| @Test |
| public void test5() throws IOException { |
| testCorrectness(50, 2); |
| testSequentiality(50, 2); |
| } |
| |
| @Test |
| public void test6() throws IOException { |
| testCorrectness(50, 50); |
| testSequentiality(50, 50); |
| } |
| |
| @Test |
| public void test7() throws IOException { |
| testCorrectness(50, 100); |
| testSequentiality(50, 100); |
| } |
| |
| @Test |
| public void test8() throws IOException { |
| testCorrectness(33, 733); |
| testSequentiality(33, 733); |
| } |
| |
| @Test |
| public void test9() throws IOException { |
| testCorrectness(733, 33); |
| testSequentiality(733, 33); |
| } |
| |
| public void testCorrectness(int deviceNum, int measurementNum) throws IOException { |
| FileGenerator.generateFile(10000, deviceNum, measurementNum); |
| |
| try (TsFileSequenceReader fileReader = new TsFileSequenceReader(FILE_PATH)) { |
| Map<IDeviceID, List<String>> deviceMeasurementListMap = fileReader.getDeviceMeasurementsMap(); |
| |
| List<IDeviceID> devices = fileReader.getAllDevices(); |
| |
| Map<IDeviceID, Map<String, List<IChunkMetadata>>> |
| expectedDeviceMeasurementChunkMetadataListMap = new HashMap<>(); |
| for (IDeviceID device : devices) { |
| for (String measurement : deviceMeasurementListMap.get(device)) { |
| expectedDeviceMeasurementChunkMetadataListMap |
| .computeIfAbsent(device, d -> new HashMap<>()) |
| .computeIfAbsent(measurement, m -> new ArrayList<>()) |
| .addAll(fileReader.getChunkMetadataList(new Path(device, measurement, true))); |
| } |
| } |
| |
| for (IDeviceID device : devices) { |
| Map<String, List<IChunkMetadata>> expected = |
| expectedDeviceMeasurementChunkMetadataListMap.get(device); |
| |
| Map<String, List<IChunkMetadata>> actual = new HashMap<>(); |
| Iterator<Map<String, List<ChunkMetadata>>> iterator = |
| fileReader.getMeasurementChunkMetadataListMapIterator(device); |
| while (iterator.hasNext()) { |
| Map<String, List<ChunkMetadata>> next = iterator.next(); |
| for (Entry<String, List<ChunkMetadata>> entry : next.entrySet()) { |
| actual.computeIfAbsent(entry.getKey(), m -> new ArrayList<>()).addAll(entry.getValue()); |
| } |
| } |
| |
| checkCorrectness(expected, actual); |
| } |
| |
| // test not exist device |
| Iterator<Map<String, List<ChunkMetadata>>> iterator = |
| fileReader.getMeasurementChunkMetadataListMapIterator(new PlainDeviceID("dd")); |
| Assert.assertFalse(iterator.hasNext()); |
| } |
| |
| FileGenerator.after(); |
| } |
| |
| private void checkCorrectness( |
| Map<String, List<IChunkMetadata>> expected, Map<String, List<IChunkMetadata>> actual) { |
| Assert.assertEquals(expected.keySet(), actual.keySet()); |
| for (String measurement : expected.keySet()) { |
| List<IChunkMetadata> expectedChunkMetadataList = expected.get(measurement); |
| List<IChunkMetadata> actualChunkMetadataList = actual.get(measurement); |
| Assert.assertEquals(expectedChunkMetadataList.size(), actualChunkMetadataList.size()); |
| final int size = expectedChunkMetadataList.size(); |
| for (int i = 0; i < size; ++i) { |
| Assert.assertEquals( |
| expectedChunkMetadataList.get(i).toString(), actualChunkMetadataList.get(i).toString()); |
| } |
| } |
| } |
| |
| public void testSequentiality(int deviceNum, int measurementNum) throws IOException { |
| FileGenerator.generateFile(10000, deviceNum, measurementNum); |
| |
| try (TsFileSequenceReader fileReader = new TsFileSequenceReader(FILE_PATH)) { |
| for (IDeviceID device : fileReader.getAllDevices()) { |
| Iterator<Map<String, List<ChunkMetadata>>> iterator = |
| fileReader.getMeasurementChunkMetadataListMapIterator(device); |
| |
| String lastMeasurement = null; |
| while (iterator.hasNext()) { |
| for (String measurement : iterator.next().keySet()) { |
| if (lastMeasurement != null) { |
| Assert.assertTrue(lastMeasurement.compareTo(measurement) < 0); |
| } |
| lastMeasurement = measurement; |
| } |
| } |
| } |
| } |
| |
| FileGenerator.after(); |
| } |
| } |