[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 | package org.apache.hadoop.fs.permission; |
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| 19 | |
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| 20 | import junit.framework.TestCase; |
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| 21 | |
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| 22 | import static org.apache.hadoop.fs.permission.FsAction.*; |
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| 23 | |
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| 24 | public class TestFsPermission extends TestCase { |
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| 25 | public void testFsAction() { |
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| 26 | //implies |
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| 27 | for(FsAction a : FsAction.values()) { |
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| 28 | assertTrue(ALL.implies(a)); |
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| 29 | } |
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| 30 | for(FsAction a : FsAction.values()) { |
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| 31 | assertTrue(a == NONE? NONE.implies(a): !NONE.implies(a)); |
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| 32 | } |
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| 33 | for(FsAction a : FsAction.values()) { |
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| 34 | assertTrue(a == READ_EXECUTE || a == READ || a == EXECUTE || a == NONE? |
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| 35 | READ_EXECUTE.implies(a): !READ_EXECUTE.implies(a)); |
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| 36 | } |
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| 37 | |
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| 38 | //masks |
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| 39 | assertEquals(EXECUTE, EXECUTE.and(READ_EXECUTE)); |
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| 40 | assertEquals(READ, READ.and(READ_EXECUTE)); |
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| 41 | assertEquals(NONE, WRITE.and(READ_EXECUTE)); |
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| 42 | |
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| 43 | assertEquals(READ, READ_EXECUTE.and(READ_WRITE)); |
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| 44 | assertEquals(NONE, READ_EXECUTE.and(WRITE)); |
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| 45 | assertEquals(WRITE_EXECUTE, ALL.and(WRITE_EXECUTE)); |
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| 46 | } |
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| 47 | |
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| 48 | public void testFsPermission() { |
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| 49 | for(short s = 0; s < (1<<9); s++) { |
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| 50 | assertEquals(s, new FsPermission(s).toShort()); |
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| 51 | } |
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| 52 | |
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| 53 | String symbolic = "-rwxrwxrwx"; |
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| 54 | StringBuilder b = new StringBuilder("-123456789"); |
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| 55 | for(int i = 0; i < (1<<9); i++) { |
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| 56 | for(int j = 1; j < 10; j++) { |
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| 57 | b.setCharAt(j, '-'); |
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| 58 | } |
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| 59 | String binary = Integer.toBinaryString(i); |
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| 60 | int len = binary.length(); |
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| 61 | for(int j = 0; j < len; j++) { |
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| 62 | if (binary.charAt(j) == '1') { |
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| 63 | int k = 9 - (len - 1 - j); |
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| 64 | b.setCharAt(k, symbolic.charAt(k)); |
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| 65 | } |
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| 66 | } |
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| 67 | assertEquals(i, FsPermission.valueOf(b.toString()).toShort()); |
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| 68 | } |
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| 69 | } |
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| 70 | } |
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