[120] | 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 | |
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| 19 | package org.apache.hadoop.security; |
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| 20 | |
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| 21 | import org.apache.hadoop.conf.Configuration; |
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| 22 | import org.apache.hadoop.io.TestWritable; |
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| 23 | |
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| 24 | import junit.framework.TestCase; |
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| 25 | |
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| 26 | /** Unit tests for UnixUserGroupInformation */ |
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| 27 | public class TestUnixUserGroupInformation extends TestCase { |
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| 28 | final private static String USER_NAME = "user1"; |
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| 29 | final private static String GROUP1_NAME = "group1"; |
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| 30 | final private static String GROUP2_NAME = "group2"; |
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| 31 | final private static String GROUP3_NAME = "group3"; |
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| 32 | final private static String[] GROUP_NAMES = |
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| 33 | new String[]{GROUP1_NAME, GROUP2_NAME, GROUP3_NAME}; |
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| 34 | |
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| 35 | /** Test login method */ |
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| 36 | public void testLogin() throws Exception { |
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| 37 | Configuration conf = new Configuration(); |
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| 38 | |
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| 39 | // loin from unix |
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| 40 | String userName = UnixUserGroupInformation.getUnixUserName(); |
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| 41 | UnixUserGroupInformation curUserGroupInfo = |
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| 42 | UnixUserGroupInformation.login(conf); |
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| 43 | assertEquals(curUserGroupInfo.getUserName(), userName); |
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| 44 | assertTrue(curUserGroupInfo == UnixUserGroupInformation.login(conf)); |
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| 45 | |
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| 46 | // login from the configuration |
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| 47 | UnixUserGroupInformation userGroupInfo = new UnixUserGroupInformation( |
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| 48 | USER_NAME, GROUP_NAMES ); |
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| 49 | UnixUserGroupInformation.saveToConf(conf, |
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| 50 | UnixUserGroupInformation.UGI_PROPERTY_NAME, userGroupInfo); |
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| 51 | curUserGroupInfo = UnixUserGroupInformation.login(conf); |
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| 52 | assertEquals(curUserGroupInfo, userGroupInfo); |
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| 53 | assertTrue(curUserGroupInfo == UnixUserGroupInformation.login(conf)); |
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| 54 | } |
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| 55 | |
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| 56 | /** test constructor */ |
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| 57 | public void testConstructor() throws Exception { |
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| 58 | UnixUserGroupInformation uugi = |
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| 59 | new UnixUserGroupInformation(USER_NAME, GROUP_NAMES); |
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| 60 | assertEquals(uugi, new UnixUserGroupInformation( new String[]{ |
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| 61 | USER_NAME, GROUP1_NAME, GROUP2_NAME, GROUP3_NAME} )); |
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| 62 | // failure test |
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| 63 | testConstructorFailures(null, GROUP_NAMES); |
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| 64 | testConstructorFailures("", GROUP_NAMES); |
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| 65 | testConstructorFailures(USER_NAME, null); |
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| 66 | testConstructorFailures(USER_NAME, new String[0]); |
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| 67 | testConstructorFailures(USER_NAME, new String[]{null}); |
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| 68 | testConstructorFailures(USER_NAME, new String[]{""}); |
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| 69 | testConstructorFailures(USER_NAME, new String[]{GROUP1_NAME, null}); |
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| 70 | testConstructorFailures(USER_NAME, |
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| 71 | new String[]{GROUP1_NAME, null, GROUP2_NAME}); |
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| 72 | } |
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| 73 | |
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| 74 | private void testConstructorFailures(String userName, String[] groupNames) { |
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| 75 | boolean gotException = false; |
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| 76 | try { |
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| 77 | new UnixUserGroupInformation(userName, groupNames); |
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| 78 | } catch (Exception e) { |
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| 79 | gotException = true; |
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| 80 | } |
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| 81 | assertTrue(gotException); |
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| 82 | } |
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| 83 | |
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| 84 | public void testEquals() throws Exception { |
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| 85 | UnixUserGroupInformation uugi = |
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| 86 | new UnixUserGroupInformation(USER_NAME, GROUP_NAMES); |
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| 87 | |
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| 88 | assertEquals(uugi, uugi); |
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| 89 | assertEquals(uugi, new UnixUserGroupInformation(USER_NAME, GROUP_NAMES)); |
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| 90 | assertEquals(uugi, new UnixUserGroupInformation(USER_NAME, |
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| 91 | new String[]{GROUP1_NAME, GROUP3_NAME, GROUP2_NAME})); |
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| 92 | assertFalse(uugi.equals(new UnixUserGroupInformation())); |
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| 93 | assertFalse(uugi.equals(new UnixUserGroupInformation(USER_NAME, |
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| 94 | new String[]{GROUP2_NAME, GROUP3_NAME, GROUP1_NAME}))); |
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| 95 | } |
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| 96 | |
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| 97 | /** test Writable */ |
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| 98 | public void testWritable() throws Exception { |
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| 99 | UnixUserGroupInformation ugi = new UnixUserGroupInformation( |
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| 100 | USER_NAME, GROUP_NAMES); |
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| 101 | TestWritable.testWritable(ugi, new Configuration()); |
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| 102 | } |
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| 103 | } |
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