1 package org.apache.maven.artifact.versioning;
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22 import java.util.Locale;
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24 import junit.framework.TestCase;
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31
32 @SuppressWarnings( "unchecked" )
33 public class ComparableVersionTest
34 extends TestCase
35 {
36 private Comparable newComparable( String version )
37 {
38 return new ComparableVersion( version );
39 }
40
41 private static final String[] VERSIONS_QUALIFIER =
42 { "1-alpha2snapshot", "1-alpha2", "1-alpha-123", "1-beta-2", "1-beta123", "1-m2", "1-m11", "1-rc", "1-cr2",
43 "1-rc123", "1-SNAPSHOT", "1", "1-sp", "1-sp2", "1-sp123", "1-abc", "1-def", "1-pom-1", "1-1-snapshot",
44 "1-1", "1-2", "1-123" };
45
46 private static final String[] VERSIONS_NUMBER =
47 { "2.0", "2-1", "2.0.a", "2.0.0.a", "2.0.2", "2.0.123", "2.1.0", "2.1-a", "2.1b", "2.1-c", "2.1-1", "2.1.0.1",
48 "2.2", "2.123", "11.a2", "11.a11", "11.b2", "11.b11", "11.m2", "11.m11", "11", "11.a", "11b", "11c", "11m" };
49
50 private void checkVersionsOrder( String[] versions )
51 {
52 Comparable[] c = new Comparable[versions.length];
53 for ( int i = 0; i < versions.length; i++ )
54 {
55 c[i] = newComparable( versions[i] );
56 }
57
58 for ( int i = 1; i < versions.length; i++ )
59 {
60 Comparable low = c[i - 1];
61 for ( int j = i; j < versions.length; j++ )
62 {
63 Comparable high = c[j];
64 assertTrue( "expected " + low + " < " + high, low.compareTo( high ) < 0 );
65 assertTrue( "expected " + high + " > " + low, high.compareTo( low ) > 0 );
66 }
67 }
68 }
69
70 private void checkVersionsEqual( String v1, String v2 )
71 {
72 Comparable c1 = newComparable( v1 );
73 Comparable c2 = newComparable( v2 );
74 assertTrue( "expected " + v1 + " == " + v2, c1.compareTo( c2 ) == 0 );
75 assertTrue( "expected " + v2 + " == " + v1, c2.compareTo( c1 ) == 0 );
76 assertTrue( "expected same hashcode for " + v1 + " and " + v2, c1.hashCode() == c2.hashCode() );
77 assertTrue( "expected " + v1 + ".equals( " + v2 + " )", c1.equals( c2 ) );
78 assertTrue( "expected " + v2 + ".equals( " + v1 + " )", c2.equals( c1 ) );
79 }
80
81 private void checkVersionsOrder( String v1, String v2 )
82 {
83 Comparable c1 = newComparable( v1 );
84 Comparable c2 = newComparable( v2 );
85 assertTrue( "expected " + v1 + " < " + v2, c1.compareTo( c2 ) < 0 );
86 assertTrue( "expected " + v2 + " > " + v1, c2.compareTo( c1 ) > 0 );
87 }
88
89 public void testVersionsQualifier()
90 {
91 checkVersionsOrder( VERSIONS_QUALIFIER );
92 }
93
94 public void testVersionsNumber()
95 {
96 checkVersionsOrder( VERSIONS_NUMBER );
97 }
98
99 public void testVersionsEqual()
100 {
101 checkVersionsEqual( "1", "1" );
102 checkVersionsEqual( "1", "1.0" );
103 checkVersionsEqual( "1", "1.0.0" );
104 checkVersionsEqual( "1.0", "1.0.0" );
105 checkVersionsEqual( "1", "1-0" );
106 checkVersionsEqual( "1", "1.0-0" );
107 checkVersionsEqual( "1.0", "1.0-0" );
108
109 checkVersionsEqual( "1a", "1.a" );
110 checkVersionsEqual( "1a", "1-a" );
111 checkVersionsEqual( "1a", "1.0-a" );
112 checkVersionsEqual( "1a", "1.0.0-a" );
113 checkVersionsEqual( "1.0a", "1.0.a" );
114 checkVersionsEqual( "1.0.0a", "1.0.0.a" );
115 checkVersionsEqual( "1x", "1.x" );
116 checkVersionsEqual( "1x", "1-x" );
117 checkVersionsEqual( "1x", "1.0-x" );
118 checkVersionsEqual( "1x", "1.0.0-x" );
119 checkVersionsEqual( "1.0x", "1.0.x" );
120 checkVersionsEqual( "1.0.0x", "1.0.0.x" );
121
122
123 checkVersionsEqual( "1ga", "1" );
124 checkVersionsEqual( "1final", "1" );
125 checkVersionsEqual( "1cr", "1rc" );
126
127
128 checkVersionsEqual( "1a1", "1alpha1" );
129 checkVersionsEqual( "1b2", "1beta2" );
130 checkVersionsEqual( "1m3", "1milestone3" );
131
132
133 checkVersionsEqual( "1X", "1x" );
134 checkVersionsEqual( "1A", "1a" );
135 checkVersionsEqual( "1B", "1b" );
136 checkVersionsEqual( "1M", "1m" );
137 checkVersionsEqual( "1Ga", "1" );
138 checkVersionsEqual( "1GA", "1" );
139 checkVersionsEqual( "1Final", "1" );
140 checkVersionsEqual( "1FinaL", "1" );
141 checkVersionsEqual( "1FINAL", "1" );
142 checkVersionsEqual( "1Cr", "1Rc" );
143 checkVersionsEqual( "1cR", "1rC" );
144 checkVersionsEqual( "1m3", "1Milestone3" );
145 checkVersionsEqual( "1m3", "1MileStone3" );
146 checkVersionsEqual( "1m3", "1MILESTONE3" );
147 }
148
149 public void testVersionComparing()
150 {
151 checkVersionsOrder( "1", "2" );
152 checkVersionsOrder( "1.5", "2" );
153 checkVersionsOrder( "1", "2.5" );
154 checkVersionsOrder( "1.0", "1.1" );
155 checkVersionsOrder( "1.1", "1.2" );
156 checkVersionsOrder( "1.0.0", "1.1" );
157 checkVersionsOrder( "1.0.1", "1.1" );
158 checkVersionsOrder( "1.1", "1.2.0" );
159
160 checkVersionsOrder( "1.0-alpha-1", "1.0" );
161 checkVersionsOrder( "1.0-alpha-1", "1.0-alpha-2" );
162 checkVersionsOrder( "1.0-alpha-1", "1.0-beta-1" );
163
164 checkVersionsOrder( "1.0-beta-1", "1.0-SNAPSHOT" );
165 checkVersionsOrder( "1.0-SNAPSHOT", "1.0" );
166 checkVersionsOrder( "1.0-alpha-1-SNAPSHOT", "1.0-alpha-1" );
167
168 checkVersionsOrder( "1.0", "1.0-1" );
169 checkVersionsOrder( "1.0-1", "1.0-2" );
170 checkVersionsOrder( "1.0.0", "1.0-1" );
171
172 checkVersionsOrder( "2.0-1", "2.0.1" );
173 checkVersionsOrder( "2.0.1-klm", "2.0.1-lmn" );
174 checkVersionsOrder( "2.0.1", "2.0.1-xyz" );
175
176 checkVersionsOrder( "2.0.1", "2.0.1-123" );
177 checkVersionsOrder( "2.0.1-xyz", "2.0.1-123" );
178 }
179
180 public void testLocaleIndependent()
181 {
182 Locale orig = Locale.getDefault();
183 Locale[] locales = { Locale.ENGLISH, new Locale( "tr" ), Locale.getDefault() };
184 try
185 {
186 for ( Locale locale : locales )
187 {
188 Locale.setDefault( locale );
189 checkVersionsEqual( "1-abcdefghijklmnopqrstuvwxyz", "1-ABCDEFGHIJKLMNOPQRSTUVWXYZ" );
190 }
191 }
192 finally
193 {
194 Locale.setDefault( orig );
195 }
196 }
197
198 public void testReuse()
199 {
200 ComparableVersion c1 = new ComparableVersion( "1" );
201 c1.parseVersion( "2" );
202
203 Comparable c2 = newComparable( "2" );
204
205 assertEquals( "reused instance should be equivalent to new instance", c1, c2 );
206 }
207 }