| /* |
| * 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.db.query.reader.series; |
| |
| import org.apache.iotdb.db.engine.storagegroup.TsFileResource; |
| import org.apache.iotdb.db.exception.metadata.IllegalPathException; |
| import org.apache.iotdb.db.exception.metadata.MetadataException; |
| import org.apache.iotdb.db.metadata.PartialPath; |
| import org.apache.iotdb.db.query.context.QueryContext; |
| import org.apache.iotdb.tsfile.exception.write.WriteProcessException; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.read.TimeValuePair; |
| import org.apache.iotdb.tsfile.read.common.BatchData; |
| import org.apache.iotdb.tsfile.read.reader.IBatchReader; |
| import org.apache.iotdb.tsfile.read.reader.IPointReader; |
| import org.apache.iotdb.tsfile.write.schema.MeasurementSchema; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| public class SeriesReaderTest { |
| |
| private static final String SERIES_READER_TEST_SG = "root.seriesReaderTest"; |
| private List<String> deviceIds = new ArrayList<>(); |
| private List<MeasurementSchema> measurementSchemas = new ArrayList<>(); |
| |
| private List<TsFileResource> seqResources = new ArrayList<>(); |
| private List<TsFileResource> unseqResources = new ArrayList<>(); |
| |
| @Before |
| public void setUp() throws MetadataException, IOException, WriteProcessException { |
| SeriesReaderTestUtil.setUp(measurementSchemas, deviceIds, seqResources, unseqResources); |
| } |
| |
| @After |
| public void tearDown() throws IOException { |
| SeriesReaderTestUtil.tearDown(seqResources, unseqResources); |
| } |
| |
| @Test |
| public void batchTest() { |
| try { |
| Set<String> allSensors = new HashSet<>(); |
| allSensors.add("sensor0"); |
| SeriesReader seriesReader = |
| new SeriesReader( |
| new PartialPath(SERIES_READER_TEST_SG + ".device0.sensor0"), |
| allSensors, |
| TSDataType.INT32, |
| new QueryContext(), |
| seqResources, |
| unseqResources, |
| null, |
| null, |
| true); |
| IBatchReader batchReader = new SeriesRawDataBatchReader(seriesReader); |
| int count = 0; |
| while (batchReader.hasNextBatch()) { |
| BatchData batchData = batchReader.nextBatch(); |
| assertEquals(TSDataType.INT32, batchData.getDataType()); |
| assertEquals(20, batchData.length()); |
| for (int i = 0; i < batchData.length(); i++) { |
| long expectedTime = i + 20 * count; |
| assertEquals(expectedTime, batchData.currentTime()); |
| if (expectedTime < 200) { |
| assertEquals(20000 + expectedTime, batchData.getInt()); |
| } else if (expectedTime < 260 |
| || (expectedTime >= 300 && expectedTime < 380) |
| || expectedTime >= 400) { |
| assertEquals(10000 + expectedTime, batchData.getInt()); |
| } else { |
| assertEquals(expectedTime, batchData.getInt()); |
| } |
| batchData.next(); |
| } |
| count++; |
| } |
| } catch (IOException | IllegalPathException e) { |
| e.printStackTrace(); |
| fail(); |
| } |
| } |
| |
| @Test |
| public void pointTest() { |
| try { |
| Set<String> allSensors = new HashSet<>(); |
| allSensors.add("sensor0"); |
| SeriesReader seriesReader = |
| new SeriesReader( |
| new PartialPath(SERIES_READER_TEST_SG + ".device0.sensor0"), |
| allSensors, |
| TSDataType.INT32, |
| new QueryContext(), |
| seqResources, |
| unseqResources, |
| null, |
| null, |
| true); |
| IPointReader pointReader = new SeriesRawDataPointReader(seriesReader); |
| long expectedTime = 0; |
| while (pointReader.hasNextTimeValuePair()) { |
| TimeValuePair timeValuePair = pointReader.nextTimeValuePair(); |
| assertEquals(expectedTime, timeValuePair.getTimestamp()); |
| int value = timeValuePair.getValue().getInt(); |
| if (expectedTime < 200) { |
| assertEquals(20000 + expectedTime, value); |
| } else if (expectedTime < 260 |
| || (expectedTime >= 300 && expectedTime < 380) |
| || expectedTime >= 400) { |
| assertEquals(10000 + expectedTime, value); |
| } else { |
| assertEquals(expectedTime, value); |
| } |
| expectedTime++; |
| } |
| } catch (IOException | IllegalPathException e) { |
| e.printStackTrace(); |
| fail(); |
| } |
| } |
| |
| @Test |
| public void descOrderTest() { |
| try { |
| Set<String> allSensors = new HashSet<>(); |
| allSensors.add("sensor0"); |
| SeriesReader seriesReader = |
| new SeriesReader( |
| new PartialPath(SERIES_READER_TEST_SG + ".device0.sensor0"), |
| allSensors, |
| TSDataType.INT32, |
| new QueryContext(), |
| seqResources, |
| unseqResources, |
| null, |
| null, |
| false); |
| IPointReader pointReader = new SeriesRawDataPointReader(seriesReader); |
| long expectedTime = 499; |
| while (pointReader.hasNextTimeValuePair()) { |
| TimeValuePair timeValuePair = pointReader.nextTimeValuePair(); |
| assertEquals(expectedTime, timeValuePair.getTimestamp()); |
| int value = timeValuePair.getValue().getInt(); |
| if (expectedTime < 200) { |
| assertEquals(20000 + expectedTime, value); |
| } else if (expectedTime < 260 |
| || (expectedTime >= 300 && expectedTime < 380) |
| || expectedTime >= 400) { |
| assertEquals(10000 + expectedTime, value); |
| } else { |
| assertEquals(expectedTime, value); |
| } |
| expectedTime--; |
| } |
| } catch (IOException | IllegalPathException e) { |
| e.printStackTrace(); |
| fail(); |
| } |
| } |
| } |