| /* |
| * 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.hive; |
| |
| import org.apache.iotdb.hadoop.tsfile.TSFInputSplit; |
| import org.apache.iotdb.hive.constant.TestConstant; |
| import org.apache.iotdb.tsfile.common.conf.TSFileDescriptor; |
| import org.apache.iotdb.tsfile.fileSystem.FSType; |
| |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.io.LongWritable; |
| import org.apache.hadoop.io.MapWritable; |
| import org.apache.hadoop.io.NullWritable; |
| import org.apache.hadoop.io.Text; |
| import org.apache.hadoop.mapred.JobConf; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.File; |
| import java.io.IOException; |
| |
| import static org.apache.iotdb.hadoop.tsfile.TSFInputFormat.READ_DELTAOBJECTS; |
| import static org.apache.iotdb.hadoop.tsfile.TSFInputFormat.READ_MEASUREMENTID; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| public class TSFHiveRecordReaderTest { |
| |
| private TSFHiveRecordReader tsfHiveRecordReader; |
| private final String filePath = |
| TestConstant.BASE_OUTPUT_PATH |
| .concat("data") |
| .concat(File.separator) |
| .concat("data") |
| .concat(File.separator) |
| .concat("sequence") |
| .concat(File.separator) |
| .concat("root.sg1") |
| .concat(File.separator) |
| .concat("0") |
| .concat(File.separator) |
| .concat("0") |
| .concat(File.separator) |
| .concat("1-0-0-0.tsfile"); |
| private FSType beforeFSType; |
| |
| @Before |
| public void setUp() throws IOException { |
| TsFileTestHelper.writeTsFile(filePath); |
| JobConf job = new JobConf(); |
| Path path = new Path(filePath); |
| String[] hosts = {"127.0.0.1"}; |
| beforeFSType = TSFileDescriptor.getInstance().getConfig().getTSFileStorageFs(); |
| TSFileDescriptor.getInstance().getConfig().setTSFileStorageFs(FSType.HDFS); |
| TSFInputSplit inputSplit = new TSFInputSplit(path, hosts, 0, 3727528L); |
| String[] deviceIds = {"device_1"}; // configure reading which deviceIds |
| job.set(READ_DELTAOBJECTS, String.join(",", deviceIds)); |
| String[] measurementIds = { |
| "sensor_1", |
| "sensor_2", |
| "sensor_3", |
| "sensor_4", |
| "sensor_5", |
| "sensor_6", |
| "sensor_7", |
| "sensor_8", |
| "sensor_9", |
| "sensor_10" |
| }; // configure reading which measurementIds |
| job.set(READ_MEASUREMENTID, String.join(",", measurementIds)); |
| tsfHiveRecordReader = new TSFHiveRecordReader(inputSplit, job); |
| } |
| |
| @After |
| public void tearDown() { |
| TsFileTestHelper.deleteTsFile(filePath); |
| TSFileDescriptor.getInstance().getConfig().setTSFileStorageFs(beforeFSType); |
| } |
| |
| @Test |
| public void testNext() { |
| NullWritable key = tsfHiveRecordReader.createKey(); |
| MapWritable value = tsfHiveRecordReader.createValue(); |
| try { |
| assertTrue(tsfHiveRecordReader.next(key, value)); |
| assertEquals(1L, ((LongWritable) value.get(new Text("time_stamp"))).get()); |
| assertEquals("device_1", value.get(new Text("device_id")).toString()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_1"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_2"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_3"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_4"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_5"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_6"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_7"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_8"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_9"))).get()); |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("sensor_10"))).get()); |
| |
| for (int i = 0; i < 100; i++) { |
| assertTrue(tsfHiveRecordReader.next(key, value)); |
| } |
| |
| assertEquals(101L, ((LongWritable) value.get(new Text("time_stamp"))).get()); |
| assertEquals("device_1", value.get(new Text("device_id")).toString()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_1"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_2"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_3"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_4"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_5"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_6"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_7"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_8"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_9"))).get()); |
| assertEquals(1000100L, ((LongWritable) value.get(new Text("sensor_10"))).get()); |
| |
| for (int i = 0; i < 999899; i++) { |
| assertTrue(tsfHiveRecordReader.next(key, value)); |
| } |
| |
| assertEquals(1000000L, ((LongWritable) value.get(new Text("time_stamp"))).get()); |
| assertEquals("device_1", value.get(new Text("device_id")).toString()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_1"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_2"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_3"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_4"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_5"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_6"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_7"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_8"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_9"))).get()); |
| assertEquals(1999999L, ((LongWritable) value.get(new Text("sensor_10"))).get()); |
| |
| // reach the end of the file |
| assertFalse(tsfHiveRecordReader.next(key, value)); |
| } catch (IOException e) { |
| e.printStackTrace(); |
| fail(); |
| } |
| } |
| } |