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1   /*
2    * Copyright (C) 2008, Google Inc.
3    * and other copyright owners as documented in the project's IP log.
4    *
5    * This program and the accompanying materials are made available
6    * under the terms of the Eclipse Distribution License v1.0 which
7    * accompanies this distribution, is reproduced below, and is
8    * available at http://www.eclipse.org/org/documents/edl-v10.php
9    *
10   * All rights reserved.
11   *
12   * Redistribution and use in source and binary forms, with or
13   * without modification, are permitted provided that the following
14   * conditions are met:
15   *
16   * - Redistributions of source code must retain the above copyright
17   *   notice, this list of conditions and the following disclaimer.
18   *
19   * - Redistributions in binary form must reproduce the above
20   *   copyright notice, this list of conditions and the following
21   *   disclaimer in the documentation and/or other materials provided
22   *   with the distribution.
23   *
24   * - Neither the name of the Eclipse Foundation, Inc. nor the
25   *   names of its contributors may be used to endorse or promote
26   *   products derived from this software without specific prior
27   *   written permission.
28   *
29   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
30   * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
31   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
32   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
34   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
35   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
36   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
37   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
38   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
40   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
41   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
42   */
43  
44  package org.eclipse.jgit.lib;
45  
46  import static org.junit.Assert.assertArrayEquals;
47  import static org.junit.Assert.assertEquals;
48  import static org.junit.Assert.fail;
49  
50  import java.io.UnsupportedEncodingException;
51  import org.junit.Test;
52  
53  public class ConstantsEncodingTest {
54  	@Test
55  	public void testEncodeASCII_SimpleASCII()
56  			throws UnsupportedEncodingException {
57  		final String src = "abc";
58  		final byte[] exp = { 'a', 'b', 'c' };
59  		final byte[] res = Constants.encodeASCII(src);
60  		assertArrayEquals(exp, res);
61  		assertEquals(src, new String(res, 0, res.length, "UTF-8"));
62  	}
63  
64  	@Test
65  	public void testEncodeASCII_FailOnNonASCII() {
66  		final String src = "Ūnĭcōde̽";
67  		try {
68  			Constants.encodeASCII(src);
69  			fail("Incorrectly accepted a Unicode character");
70  		} catch (IllegalArgumentException err) {
71  			assertEquals("Not ASCII string: " + src, err.getMessage());
72  		}
73  	}
74  
75  	@Test
76  	public void testEncodeASCII_Number13() {
77  		final long src = 13;
78  		final byte[] exp = { '1', '3' };
79  		final byte[] res = Constants.encodeASCII(src);
80  		assertArrayEquals(exp, res);
81  	}
82  
83  	@Test
84  	public void testEncode_SimpleASCII() throws UnsupportedEncodingException {
85  		final String src = "abc";
86  		final byte[] exp = { 'a', 'b', 'c' };
87  		final byte[] res = Constants.encode(src);
88  		assertArrayEquals(exp, res);
89  		assertEquals(src, new String(res, 0, res.length, "UTF-8"));
90  	}
91  
92  	@Test
93  	public void testEncode_Unicode() throws UnsupportedEncodingException {
94  		final String src = "Ūnĭcōde̽";
95  		final byte[] exp = { (byte) 0xC5, (byte) 0xAA, 0x6E, (byte) 0xC4,
96  				(byte) 0xAD, 0x63, (byte) 0xC5, (byte) 0x8D, 0x64, 0x65,
97  				(byte) 0xCC, (byte) 0xBD };
98  		final byte[] res = Constants.encode(src);
99  		assertArrayEquals(exp, res);
100 		assertEquals(src, new String(res, 0, res.length, "UTF-8"));
101 	}
102 }