1 | /** |
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2 | * Licensed to the Apache Software Foundation (ASF) under one |
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3 | * or more contributor license agreements. See the NOTICE file |
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4 | * distributed with this work for additional information |
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5 | * regarding copyright ownership. The ASF licenses this file |
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6 | * to you under the Apache License, Version 2.0 (the |
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7 | * "License"); you may not use this file except in compliance |
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8 | * with the License. You may obtain a copy of the License at |
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9 | * |
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10 | * http://www.apache.org/licenses/LICENSE-2.0 |
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11 | * |
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12 | * Unless required by applicable law or agreed to in writing, software |
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13 | * distributed under the License is distributed on an "AS IS" BASIS, |
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14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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15 | * See the License for the specific language governing permissions and |
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16 | * limitations under the License. |
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17 | */ |
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18 | package org.apache.hadoop.mapred; |
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19 | |
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20 | import java.io.BufferedReader; |
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21 | import java.io.IOException; |
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22 | import java.io.InputStream; |
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23 | import java.io.InputStreamReader; |
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24 | import java.io.OutputStream; |
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25 | import java.io.OutputStreamWriter; |
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26 | import java.io.Writer; |
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27 | import java.util.Iterator; |
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28 | import java.util.StringTokenizer; |
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29 | |
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30 | import org.apache.hadoop.fs.FileUtil; |
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31 | import org.apache.hadoop.fs.Path; |
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32 | import org.apache.hadoop.io.LongWritable; |
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33 | import org.apache.hadoop.io.Text; |
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34 | import org.apache.hadoop.io.serializer.JavaSerializationComparator; |
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35 | import org.apache.hadoop.mapred.lib.IdentityMapper; |
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36 | |
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37 | public class TestJobName extends ClusterMapReduceTestCase { |
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38 | |
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39 | public void testComplexName() throws Exception { |
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40 | OutputStream os = getFileSystem().create(new Path(getInputDir(), |
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41 | "text.txt")); |
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42 | Writer wr = new OutputStreamWriter(os); |
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43 | wr.write("b a\n"); |
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44 | wr.close(); |
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45 | |
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46 | JobConf conf = createJobConf(); |
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47 | conf.setJobName("[name][some other value that gets truncated internally that this test attempts to aggravate]"); |
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48 | |
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49 | conf.setInputFormat(TextInputFormat.class); |
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50 | |
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51 | conf.setOutputKeyClass(LongWritable.class); |
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52 | conf.setOutputValueClass(Text.class); |
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53 | |
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54 | conf.setMapperClass(IdentityMapper.class); |
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55 | |
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56 | FileInputFormat.setInputPaths(conf, getInputDir()); |
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57 | |
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58 | FileOutputFormat.setOutputPath(conf, getOutputDir()); |
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59 | |
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60 | JobClient.runJob(conf); |
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61 | |
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62 | Path[] outputFiles = FileUtil.stat2Paths( |
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63 | getFileSystem().listStatus(getOutputDir(), |
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64 | new OutputLogFilter())); |
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65 | assertEquals(1, outputFiles.length); |
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66 | InputStream is = getFileSystem().open(outputFiles[0]); |
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67 | BufferedReader reader = new BufferedReader(new InputStreamReader(is)); |
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68 | assertEquals("0\tb a", reader.readLine()); |
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69 | assertNull(reader.readLine()); |
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70 | reader.close(); |
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71 | } |
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72 | |
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73 | public void testComplexNameWithRegex() throws Exception { |
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74 | OutputStream os = getFileSystem().create(new Path(getInputDir(), |
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75 | "text.txt")); |
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76 | Writer wr = new OutputStreamWriter(os); |
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77 | wr.write("b a\n"); |
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78 | wr.close(); |
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79 | |
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80 | JobConf conf = createJobConf(); |
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81 | conf.setJobName("name \\Evalue]"); |
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82 | |
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83 | conf.setInputFormat(TextInputFormat.class); |
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84 | |
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85 | conf.setOutputKeyClass(LongWritable.class); |
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86 | conf.setOutputValueClass(Text.class); |
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87 | |
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88 | conf.setMapperClass(IdentityMapper.class); |
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89 | |
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90 | FileInputFormat.setInputPaths(conf, getInputDir()); |
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91 | |
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92 | FileOutputFormat.setOutputPath(conf, getOutputDir()); |
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93 | |
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94 | JobClient.runJob(conf); |
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95 | |
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96 | Path[] outputFiles = FileUtil.stat2Paths( |
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97 | getFileSystem().listStatus(getOutputDir(), |
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98 | new OutputLogFilter())); |
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99 | assertEquals(1, outputFiles.length); |
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100 | InputStream is = getFileSystem().open(outputFiles[0]); |
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101 | BufferedReader reader = new BufferedReader(new InputStreamReader(is)); |
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102 | assertEquals("0\tb a", reader.readLine()); |
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103 | assertNull(reader.readLine()); |
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104 | reader.close(); |
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105 | } |
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106 | |
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107 | } |
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