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1 | /******************************************************************************* |
2 | * Copyright (c) 2013 Ericsson | |
3 | * All rights reserved. This program and the accompanying materials | |
4 | * are made available under the terms of the Eclipse Public License v1.0 | |
5 | * which accompanies this distribution, and is available at | |
6 | * http://www.eclipse.org/legal/epl-v10.html | |
7 | * | |
8 | * Contributors: | |
9 | * Matthew Khouzam - Initial API and implementation | |
10 | *******************************************************************************/ | |
11 | ||
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12 | package org.eclipse.linuxtools.ctf.core.tests.trace; |
13 | ||
14 | import static org.junit.Assert.assertEquals; | |
15 | import static org.junit.Assert.assertNotNull; | |
16 | ||
17 | import java.util.UUID; | |
18 | ||
19 | import org.eclipse.linuxtools.ctf.core.trace.Utils; | |
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20 | import org.junit.Test; |
21 | ||
22 | /** | |
23 | * The class <code>UtilsTest</code> contains tests for the class | |
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24 | * {@link Utils}. |
25 | * | |
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26 | * @author ematkho |
27 | * @version $Revision: 1.0 $ | |
28 | */ | |
29 | public class UtilsTest { | |
30 | ||
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31 | /** |
32 | * Run the UUID makeUUID(byte[]) method test. | |
33 | */ | |
34 | @Test | |
35 | public void testMakeUUID() { | |
36 | int byteSize = 32; | |
37 | byte[] bytes = new byte[byteSize]; | |
38 | for (int i = 0; i < byteSize; i++) { | |
39 | bytes[i] = (byte) (i); | |
40 | } | |
41 | ||
42 | UUID result = Utils.makeUUID(bytes); | |
43 | assertNotNull(result); | |
44 | } | |
45 | ||
46 | /** | |
47 | * Run the UUID makeUUID(byte[]) method test. | |
48 | */ | |
49 | @Test | |
50 | public void testMakeUUID_2() { | |
51 | byte[] bytes = new byte[] { (byte) 1, (byte) 1, (byte) 0, (byte) 0, | |
52 | (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 1, (byte) 1, | |
53 | (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0 }; | |
54 | ||
55 | UUID result = Utils.makeUUID(bytes); | |
56 | ||
57 | assertNotNull(result); | |
58 | assertEquals(72339069014638592L, result.getLeastSignificantBits()); | |
59 | assertEquals(72339069014638592L, result.getMostSignificantBits()); | |
4a9c1f07 | 60 | assertEquals("01010000-0000-0000-0101-000000000000", result.toString()); |
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61 | assertEquals(0, result.variant()); |
62 | assertEquals(0, result.version()); | |
63 | } | |
64 | ||
65 | /** | |
66 | * Run the UUID makeUUID(byte[]) method test. | |
67 | */ | |
68 | @Test | |
69 | public void testMakeUUID_3() { | |
70 | byte[] bytes = new byte[] { (byte) 0, (byte) 0, (byte) 0, (byte) 0, | |
71 | (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, | |
72 | (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0, (byte) 0 }; | |
73 | ||
74 | UUID result = Utils.makeUUID(bytes); | |
75 | ||
76 | assertNotNull(result); | |
77 | assertEquals(0L, result.getLeastSignificantBits()); | |
78 | assertEquals(0L, result.getMostSignificantBits()); | |
4a9c1f07 | 79 | assertEquals("00000000-0000-0000-0000-000000000000", result.toString()); |
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80 | assertEquals(0, result.variant()); |
81 | assertEquals(0, result.version()); | |
82 | } | |
83 | ||
84 | /** | |
85 | * Run the int unsignedCompare(long,long) method test. | |
86 | */ | |
87 | @Test | |
88 | public void testUnsignedCompare() { | |
89 | long a = 1L; | |
90 | long b = 1L; | |
91 | ||
92 | int result = Utils.unsignedCompare(a, b); | |
93 | assertEquals(0, result); | |
94 | } | |
95 | } |