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Java > Open Source Codes > org > apache > tools > zip > ZipEntryTest


1 /*
2  * Copyright 2001-2002,2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17
18 package org.apache.tools.zip;
19
20 import junit.framework.TestCase;
21
22 /**
23  * JUnit 3 testcases for org.apache.tools.zip.ZipEntry.
24  *
25  */
26 public class ZipEntryTest extends TestCase {
27
28     public ZipEntryTest(String JavaDoc name) {
29         super(name);
30     }
31
32     /**
33      * test handling of extra fields
34      *
35      * @since 1.1
36      */
37     public void testExtraFields() {
38         AsiExtraField a = new AsiExtraField();
39         a.setDirectory(true);
40         a.setMode(0755);
41         UnrecognizedExtraField u = new UnrecognizedExtraField();
42         u.setHeaderId(new ZipShort(1));
43         u.setLocalFileDataData(new byte[0]);
44
45         ZipEntry ze = new ZipEntry("test/");
46         ze.setExtraFields(new ZipExtraField[] {a, u});
47         byte[] data1 = ze.getExtra();
48         ZipExtraField[] result = ze.getExtraFields();
49         assertEquals("first pass", 2, result.length);
50         assertSame(a, result[0]);
51         assertSame(u, result[1]);
52
53         UnrecognizedExtraField u2 = new UnrecognizedExtraField();
54         u2.setHeaderId(new ZipShort(1));
55         u2.setLocalFileDataData(new byte[] {1});
56
57         ze.addExtraField(u2);
58         byte[] data2 = ze.getExtra();
59         result = ze.getExtraFields();
60         assertEquals("second pass", 2, result.length);
61         assertSame(a, result[0]);
62         assertSame(u2, result[1]);
63         assertEquals("length second pass", data1.length+1, data2.length);
64
65         UnrecognizedExtraField u3 = new UnrecognizedExtraField();
66         u3.setHeaderId(new ZipShort(2));
67         u3.setLocalFileDataData(new byte[] {1});
68         ze.addExtraField(u3);
69         result = ze.getExtraFields();
70         assertEquals("third pass", 3, result.length);
71
72         ze.removeExtraField(new ZipShort(1));
73         byte[] data3 = ze.getExtra();
74         result = ze.getExtraFields();
75         assertEquals("fourth pass", 2, result.length);
76         assertSame(a, result[0]);
77         assertSame(u3, result[1]);
78         assertEquals("length fourth pass", data2.length, data3.length);
79
80         try {
81             ze.removeExtraField(new ZipShort(1));
82             fail("should be no such element");
83         } catch (java.util.NoSuchElementException JavaDoc nse) {
84         }
85     }
86
87     public void testUnixMode() {
88         ZipEntry ze = new ZipEntry("foo");
89         assertEquals(0, ze.getPlatform());
90         ze.setUnixMode(0755);
91         assertEquals(3, ze.getPlatform());
92         assertEquals(0755,
93                      (ze.getExternalAttributes() >> 16) & 0xFFFF);
94         assertEquals(0, ze.getExternalAttributes() & 0xFFFF);
95
96         ze.setUnixMode(0444);
97         assertEquals(3, ze.getPlatform());
98         assertEquals(0444,
99                      (ze.getExternalAttributes() >> 16) & 0xFFFF);
100         assertEquals(1, ze.getExternalAttributes() & 0xFFFF);
101
102         ze = new ZipEntry("foo/");
103         assertEquals(0, ze.getPlatform());
104         ze.setUnixMode(0777);
105         assertEquals(3, ze.getPlatform());
106         assertEquals(0777,
107                      (ze.getExternalAttributes() >> 16) & 0xFFFF);
108         assertEquals(0x10, ze.getExternalAttributes() & 0xFFFF);
109
110         ze.setUnixMode(0577);
111         assertEquals(3, ze.getPlatform());
112         assertEquals(0577,
113                      (ze.getExternalAttributes() >> 16) & 0xFFFF);
114         assertEquals(0x11, ze.getExternalAttributes() & 0xFFFF);
115     }
116
117 }
118
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