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, * |
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13 | * software distributed under the License is distributed on an * |
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14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * |
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15 | * KIND, either express or implied. See the License for the * |
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16 | * specific language governing permissions and limitations * |
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17 | * under the License. * |
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18 | ****************************************************************/ |
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19 | |
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20 | package org.apache.james.mime4j.storage; |
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21 | |
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22 | import java.io.ByteArrayInputStream; |
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23 | import java.io.ByteArrayOutputStream; |
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24 | |
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25 | import junit.framework.TestCase; |
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26 | |
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27 | import org.apache.james.mime4j.dom.SingleBody; |
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28 | import org.apache.james.mime4j.message.MessageImpl; |
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29 | import org.apache.james.mime4j.util.CharsetUtil; |
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30 | |
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31 | public class SingleBodyCopyTest extends TestCase { |
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32 | |
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33 | public void testCopyStorageBinaryBody() throws Exception { |
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34 | Storage storage = new MemoryStorageProvider() |
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35 | .store(new ByteArrayInputStream("test".getBytes())); |
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36 | MultiReferenceStorage multiReferenceStorage = new MultiReferenceStorage( |
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37 | storage); |
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38 | SingleBody body = new StorageBinaryBody(multiReferenceStorage); |
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39 | copyTest(body); |
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40 | } |
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41 | |
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42 | public void testCopyStorageTextBody() throws Exception { |
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43 | Storage storage = new MemoryStorageProvider() |
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44 | .store(new ByteArrayInputStream("test".getBytes())); |
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45 | MultiReferenceStorage multiReferenceStorage = new MultiReferenceStorage( |
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46 | storage); |
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47 | SingleBody body = new StorageTextBody(multiReferenceStorage, |
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48 | CharsetUtil.US_ASCII); |
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49 | copyTest(body); |
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50 | } |
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51 | |
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52 | public void testCopyStringTextBody() throws Exception { |
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53 | SingleBody body = new StringTextBody("test", CharsetUtil.US_ASCII); |
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54 | copyTest(body); |
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55 | } |
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56 | |
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57 | public void testDisposeStorageBinaryBody() throws Exception { |
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58 | Storage storage = new MemoryStorageProvider() |
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59 | .store(new ByteArrayInputStream("test".getBytes())); |
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60 | MultiReferenceStorage multiReferenceStorage = new MultiReferenceStorage( |
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61 | storage); |
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62 | SingleBody body = new StorageBinaryBody(multiReferenceStorage); |
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63 | disposeTest(body, storage); |
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64 | } |
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65 | |
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66 | public void testDisposeStorageTextBody() throws Exception { |
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67 | Storage storage = new MemoryStorageProvider() |
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68 | .store(new ByteArrayInputStream("test".getBytes())); |
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69 | MultiReferenceStorage multiReferenceStorage = new MultiReferenceStorage( |
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70 | storage); |
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71 | SingleBody body = new StorageTextBody(multiReferenceStorage, |
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72 | CharsetUtil.US_ASCII); |
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73 | disposeTest(body, storage); |
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74 | } |
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75 | |
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76 | private void copyTest(SingleBody body) throws Exception { |
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77 | MessageImpl parent = new MessageImpl(); |
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78 | parent.setBody(body); |
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79 | |
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80 | SingleBody copy = body.copy(); |
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81 | assertNotNull(copy); |
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82 | assertNotSame(body, copy); |
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83 | |
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84 | assertSame(parent, body.getParent()); |
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85 | assertNull(copy.getParent()); |
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86 | |
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87 | sameContentTest(body, copy); |
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88 | } |
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89 | |
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90 | private void sameContentTest(SingleBody expectedBody, SingleBody actualBody) |
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91 | throws Exception { |
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92 | ByteArrayOutputStream expBaos = new ByteArrayOutputStream(); |
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93 | expectedBody.writeTo(expBaos); |
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94 | byte[] expected = expBaos.toByteArray(); |
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95 | |
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96 | ByteArrayOutputStream actBaos = new ByteArrayOutputStream(); |
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97 | actualBody.writeTo(actBaos); |
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98 | byte[] actual = actBaos.toByteArray(); |
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99 | |
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100 | assertEquals(expected.length, actual.length); |
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101 | for (int i = 0; i < expected.length; i++) { |
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102 | assertEquals(expected[i], actual[i]); |
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103 | } |
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104 | } |
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105 | |
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106 | private void disposeTest(SingleBody body, Storage storage) throws Exception { |
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107 | assertTrue(storageIsReadable(storage)); |
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108 | |
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109 | SingleBody copy = body.copy(); |
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110 | assertTrue(storageIsReadable(storage)); |
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111 | |
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112 | body.dispose(); |
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113 | assertTrue(storageIsReadable(storage)); |
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114 | |
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115 | copy.dispose(); |
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116 | assertFalse(storageIsReadable(storage)); |
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117 | } |
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118 | |
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119 | private boolean storageIsReadable(Storage storage) throws Exception { |
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120 | try { |
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121 | storage.getInputStream().close(); |
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122 | return true; |
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123 | } catch (IllegalStateException e) { |
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124 | return false; |
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125 | } |
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126 | } |
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127 | |
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128 | } |
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