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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30
31 @SuppressWarnings( "unchecked" )
32 public class ComparableVersionTest
33 extends TestCase
34 {
35 private Comparable newComparable( String version )
36 {
37 return new ComparableVersion( version );
38 }
39
40 private static final String[] VERSIONS_QUALIFIER =
41 { "1-alpha2snapshot", "1-alpha2", "1-alpha-123", "1-beta-2", "1-beta123", "1-m2", "1-m11", "1-rc", "1-cr2",
42 "1-rc123", "1-SNAPSHOT", "1", "1-sp", "1-sp2", "1-sp123", "1-abc", "1-def", "1-pom-1", "1-1-snapshot",
43 "1-1", "1-2", "1-123" };
44
45 private static final String[] VERSIONS_NUMBER =
46 { "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",
47 "2.2", "2.123", "11.a2", "11.a11", "11.b2", "11.b11", "11.m2", "11.m11", "11", "11.a", "11b", "11c", "11m" };
48
49 private void checkVersionsOrder( String[] versions )
50 {
51 Comparable[] c = new Comparable[versions.length];
52 for ( int i = 0; i < versions.length; i++ )
53 {
54 c[i] = newComparable( versions[i] );
55 }
56
57 for ( int i = 1; i < versions.length; i++ )
58 {
59 Comparable low = c[i - 1];
60 for ( int j = i; j < versions.length; j++ )
61 {
62 Comparable high = c[j];
63 assertTrue( "expected " + low + " < " + high, low.compareTo( high ) < 0 );
64 assertTrue( "expected " + high + " > " + low, high.compareTo( low ) > 0 );
65 }
66 }
67 }
68
69 private void checkVersionsEqual( String v1, String v2 )
70 {
71 Comparable c1 = newComparable( v1 );
72 Comparable c2 = newComparable( v2 );
73 assertTrue( "expected " + v1 + " == " + v2, c1.compareTo( c2 ) == 0 );
74 assertTrue( "expected " + v2 + " == " + v1, c2.compareTo( c1 ) == 0 );
75 assertTrue( "expected same hashcode for " + v1 + " and " + v2, c1.hashCode() == c2.hashCode() );
76 assertTrue( "expected " + v1 + ".equals( " + v2 + " )", c1.equals( c2 ) );
77 assertTrue( "expected " + v2 + ".equals( " + v1 + " )", c2.equals( c1 ) );
78 }
79
80 private void checkVersionsOrder( String v1, String v2 )
81 {
82 Comparable c1 = newComparable( v1 );
83 Comparable c2 = newComparable( v2 );
84 assertTrue( "expected " + v1 + " < " + v2, c1.compareTo( c2 ) < 0 );
85 assertTrue( "expected " + v2 + " > " + v1, c2.compareTo( c1 ) > 0 );
86 }
87
88 public void testVersionsQualifier()
89 {
90 checkVersionsOrder( VERSIONS_QUALIFIER );
91 }
92
93 public void testVersionsNumber()
94 {
95 checkVersionsOrder( VERSIONS_NUMBER );
96 }
97
98 public void testVersionsEqual()
99 {
100 checkVersionsEqual( "1", "1" );
101 checkVersionsEqual( "1", "1.0" );
102 checkVersionsEqual( "1", "1.0.0" );
103 checkVersionsEqual( "1.0", "1.0.0" );
104 checkVersionsEqual( "1", "1-0" );
105 checkVersionsEqual( "1", "1.0-0" );
106 checkVersionsEqual( "1.0", "1.0-0" );
107
108 checkVersionsEqual( "1a", "1.a" );
109 checkVersionsEqual( "1a", "1-a" );
110 checkVersionsEqual( "1a", "1.0-a" );
111 checkVersionsEqual( "1a", "1.0.0-a" );
112 checkVersionsEqual( "1.0a", "1.0.a" );
113 checkVersionsEqual( "1.0.0a", "1.0.0.a" );
114 checkVersionsEqual( "1x", "1.x" );
115 checkVersionsEqual( "1x", "1-x" );
116 checkVersionsEqual( "1x", "1.0-x" );
117 checkVersionsEqual( "1x", "1.0.0-x" );
118 checkVersionsEqual( "1.0x", "1.0.x" );
119 checkVersionsEqual( "1.0.0x", "1.0.0.x" );
120
121
122 checkVersionsEqual( "1ga", "1" );
123 checkVersionsEqual( "1final", "1" );
124 checkVersionsEqual( "1cr", "1rc" );
125
126
127 checkVersionsEqual( "1a1", "1alpha1" );
128 checkVersionsEqual( "1b2", "1beta2" );
129 checkVersionsEqual( "1m3", "1milestone3" );
130
131
132 checkVersionsEqual( "1X", "1x" );
133 checkVersionsEqual( "1A", "1a" );
134 checkVersionsEqual( "1B", "1b" );
135 checkVersionsEqual( "1M", "1m" );
136 checkVersionsEqual( "1Ga", "1" );
137 checkVersionsEqual( "1GA", "1" );
138 checkVersionsEqual( "1Final", "1" );
139 checkVersionsEqual( "1FinaL", "1" );
140 checkVersionsEqual( "1FINAL", "1" );
141 checkVersionsEqual( "1Cr", "1Rc" );
142 checkVersionsEqual( "1cR", "1rC" );
143 checkVersionsEqual( "1m3", "1Milestone3" );
144 checkVersionsEqual( "1m3", "1MileStone3" );
145 checkVersionsEqual( "1m3", "1MILESTONE3" );
146 }
147
148 public void testVersionComparing()
149 {
150 checkVersionsOrder( "1", "2" );
151 checkVersionsOrder( "1.5", "2" );
152 checkVersionsOrder( "1", "2.5" );
153 checkVersionsOrder( "1.0", "1.1" );
154 checkVersionsOrder( "1.1", "1.2" );
155 checkVersionsOrder( "1.0.0", "1.1" );
156 checkVersionsOrder( "1.0.1", "1.1" );
157 checkVersionsOrder( "1.1", "1.2.0" );
158
159 checkVersionsOrder( "1.0-alpha-1", "1.0" );
160 checkVersionsOrder( "1.0-alpha-1", "1.0-alpha-2" );
161 checkVersionsOrder( "1.0-alpha-1", "1.0-beta-1" );
162
163 checkVersionsOrder( "1.0-beta-1", "1.0-SNAPSHOT" );
164 checkVersionsOrder( "1.0-SNAPSHOT", "1.0" );
165 checkVersionsOrder( "1.0-alpha-1-SNAPSHOT", "1.0-alpha-1" );
166
167 checkVersionsOrder( "1.0", "1.0-1" );
168 checkVersionsOrder( "1.0-1", "1.0-2" );
169 checkVersionsOrder( "1.0.0", "1.0-1" );
170
171 checkVersionsOrder( "2.0-1", "2.0.1" );
172 checkVersionsOrder( "2.0.1-klm", "2.0.1-lmn" );
173 checkVersionsOrder( "2.0.1", "2.0.1-xyz" );
174
175 checkVersionsOrder( "2.0.1", "2.0.1-123" );
176 checkVersionsOrder( "2.0.1-xyz", "2.0.1-123" );
177 }
178
179 public void testLocaleIndependent()
180 {
181 Locale orig = Locale.getDefault();
182 Locale[] locales = { Locale.ENGLISH, new Locale( "tr" ), Locale.getDefault() };
183 try
184 {
185 for ( Locale locale : locales )
186 {
187 Locale.setDefault( locale );
188 checkVersionsEqual( "1-abcdefghijklmnopqrstuvwxyz", "1-ABCDEFGHIJKLMNOPQRSTUVWXYZ" );
189 }
190 }
191 finally
192 {
193 Locale.setDefault( orig );
194 }
195 }
196
197 public void testReuse()
198 {
199 ComparableVersion c1 = new ComparableVersion( "1" );
200 c1.parseVersion( "2" );
201
202 Comparable c2 = newComparable( "2" );
203
204 assertEquals( "reused instance should be equivalent to new instance", c1, c2 );
205 }
206 }