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1   /*
2    *  Licensed to the Apache Software Foundation (ASF) under one or more
3    *  contributor license agreements.  See the NOTICE file distributed with
4    *  this work for additional information regarding copyright ownership.
5    *  The ASF licenses this file to You under the Apache License, Version 2.0
6    *  (the "License"); you may not use this file except in compliance with
7    *  the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   *  Unless required by applicable law or agreed to in writing, software
12   *  distributed under the License is distributed on an "AS IS" BASIS,
13   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   */
17  
18  package org.apache.commons.compress.archivers.ar;
19  
20  import static org.junit.jupiter.api.Assertions.assertThrows;
21  import static org.junit.jupiter.api.Assertions.assertTrue;
22  
23  import java.io.ByteArrayOutputStream;
24  import java.io.File;
25  import java.io.IOException;
26  import java.io.OutputStream;
27  import java.nio.file.Files;
28  import java.util.ArrayList;
29  import java.util.List;
30  
31  import org.apache.commons.compress.AbstractTest;
32  import org.junit.jupiter.api.Test;
33  
34  public class ArArchiveOutputStreamTest extends AbstractTest {
35  
36      @Test
37      public void testLongFileNamesCauseExceptionByDefault() throws IOException {
38          try (ArArchiveOutputStream os = new ArArchiveOutputStream(new ByteArrayOutputStream())) {
39              final ArArchiveEntry ae = new ArArchiveEntry("this_is_a_long_name.txt", 0);
40              final IOException ex = assertThrows(IOException.class, () -> os.putArchiveEntry(ae), "Expected an exception");
41              assertTrue(ex.getMessage().startsWith("File name too long"));
42          }
43      }
44  
45      @Test
46      public void testLongFileNamesWorkUsingBSDDialect() throws Exception {
47          final File file = createTempFile();
48          try (OutputStream fos = Files.newOutputStream(file.toPath());
49                  ArArchiveOutputStream os = new ArArchiveOutputStream(fos)) {
50              os.setLongFileMode(ArArchiveOutputStream.LONGFILE_BSD);
51              final ArArchiveEntry ae = new ArArchiveEntry("this_is_a_long_name.txt", 14);
52              os.putArchiveEntry(ae);
53              os.write(new byte[] { 'H', 'e', 'l', 'l', 'o', ',', ' ', 'w', 'o', 'r', 'l', 'd', '!', '\n' });
54              os.closeArchiveEntry();
55  
56              final List<String> expected = new ArrayList<>();
57              expected.add("this_is_a_long_name.txt");
58              checkArchiveContent(file, expected);
59          }
60      }
61  }