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diff --git a/framework/src/maven/apache-maven-3.3.3/maven-artifact/src/test/java/org/apache/maven/artifact/versioning/ComparableVersionTest.java b/framework/src/maven/apache-maven-3.3.3/maven-artifact/src/test/java/org/apache/maven/artifact/versioning/ComparableVersionTest.java
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+package org.apache.maven.artifact.versioning;
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+import java.util.Locale;
+
+import junit.framework.TestCase;
+
+/**
+ * Test ComparableVersion.
+ *
+ * @author <a href="mailto:hboutemy@apache.org">Hervé Boutemy</a>
+ */
+@SuppressWarnings( "unchecked" )
+public class ComparableVersionTest
+ extends TestCase
+{
+ private Comparable newComparable( String version )
+ {
+ ComparableVersion ret = new ComparableVersion( version );
+ String canonical = ret.getCanonical();
+ String parsedCanonical = new ComparableVersion( canonical ).getCanonical();
+
+ System.out.println( "canonical( " + version + " ) = " + canonical );
+ assertEquals( "canonical( " + version + " ) = " + canonical + " -> canonical: " + parsedCanonical, canonical,
+ parsedCanonical );
+
+ return ret;
+ }
+
+ private static final String[] VERSIONS_QUALIFIER =
+ { "1-alpha2snapshot", "1-alpha2", "1-alpha-123", "1-beta-2", "1-beta123", "1-m2", "1-m11", "1-rc", "1-cr2",
+ "1-rc123", "1-SNAPSHOT", "1", "1-sp", "1-sp2", "1-sp123", "1-abc", "1-def", "1-pom-1", "1-1-snapshot",
+ "1-1", "1-2", "1-123" };
+
+ private static final String[] VERSIONS_NUMBER =
+ { "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",
+ "2.2", "2.123", "11.a2", "11.a11", "11.b2", "11.b11", "11.m2", "11.m11", "11", "11.a", "11b", "11c", "11m" };
+
+ private void checkVersionsOrder( String[] versions )
+ {
+ Comparable[] c = new Comparable[versions.length];
+ for ( int i = 0; i < versions.length; i++ )
+ {
+ c[i] = newComparable( versions[i] );
+ }
+
+ for ( int i = 1; i < versions.length; i++ )
+ {
+ Comparable low = c[i - 1];
+ for ( int j = i; j < versions.length; j++ )
+ {
+ Comparable high = c[j];
+ assertTrue( "expected " + low + " < " + high, low.compareTo( high ) < 0 );
+ assertTrue( "expected " + high + " > " + low, high.compareTo( low ) > 0 );
+ }
+ }
+ }
+
+ private void checkVersionsEqual( String v1, String v2 )
+ {
+ Comparable c1 = newComparable( v1 );
+ Comparable c2 = newComparable( v2 );
+ assertTrue( "expected " + v1 + " == " + v2, c1.compareTo( c2 ) == 0 );
+ assertTrue( "expected " + v2 + " == " + v1, c2.compareTo( c1 ) == 0 );
+ assertTrue( "expected same hashcode for " + v1 + " and " + v2, c1.hashCode() == c2.hashCode() );
+ assertTrue( "expected " + v1 + ".equals( " + v2 + " )", c1.equals( c2 ) );
+ assertTrue( "expected " + v2 + ".equals( " + v1 + " )", c2.equals( c1 ) );
+ }
+
+ private void checkVersionsOrder( String v1, String v2 )
+ {
+ Comparable c1 = newComparable( v1 );
+ Comparable c2 = newComparable( v2 );
+ assertTrue( "expected " + v1 + " < " + v2, c1.compareTo( c2 ) < 0 );
+ assertTrue( "expected " + v2 + " > " + v1, c2.compareTo( c1 ) > 0 );
+ }
+
+ public void testVersionsQualifier()
+ {
+ checkVersionsOrder( VERSIONS_QUALIFIER );
+ }
+
+ public void testVersionsNumber()
+ {
+ checkVersionsOrder( VERSIONS_NUMBER );
+ }
+
+ public void testVersionsEqual()
+ {
+ newComparable( "1.0-alpha" );
+ checkVersionsEqual( "1", "1" );
+ checkVersionsEqual( "1", "1.0" );
+ checkVersionsEqual( "1", "1.0.0" );
+ checkVersionsEqual( "1.0", "1.0.0" );
+ checkVersionsEqual( "1", "1-0" );
+ checkVersionsEqual( "1", "1.0-0" );
+ checkVersionsEqual( "1.0", "1.0-0" );
+ // no separator between number and character
+ checkVersionsEqual( "1a", "1-a" );
+ checkVersionsEqual( "1a", "1.0-a" );
+ checkVersionsEqual( "1a", "1.0.0-a" );
+ checkVersionsEqual( "1.0a", "1-a" );
+ checkVersionsEqual( "1.0.0a", "1-a" );
+ checkVersionsEqual( "1x", "1-x" );
+ checkVersionsEqual( "1x", "1.0-x" );
+ checkVersionsEqual( "1x", "1.0.0-x" );
+ checkVersionsEqual( "1.0x", "1-x" );
+ checkVersionsEqual( "1.0.0x", "1-x" );
+
+ // aliases
+ checkVersionsEqual( "1ga", "1" );
+ checkVersionsEqual( "1final", "1" );
+ checkVersionsEqual( "1cr", "1rc" );
+
+ // special "aliases" a, b and m for alpha, beta and milestone
+ checkVersionsEqual( "1a1", "1-alpha-1" );
+ checkVersionsEqual( "1b2", "1-beta-2" );
+ checkVersionsEqual( "1m3", "1-milestone-3" );
+
+ // case insensitive
+ checkVersionsEqual( "1X", "1x" );
+ checkVersionsEqual( "1A", "1a" );
+ checkVersionsEqual( "1B", "1b" );
+ checkVersionsEqual( "1M", "1m" );
+ checkVersionsEqual( "1Ga", "1" );
+ checkVersionsEqual( "1GA", "1" );
+ checkVersionsEqual( "1Final", "1" );
+ checkVersionsEqual( "1FinaL", "1" );
+ checkVersionsEqual( "1FINAL", "1" );
+ checkVersionsEqual( "1Cr", "1Rc" );
+ checkVersionsEqual( "1cR", "1rC" );
+ checkVersionsEqual( "1m3", "1Milestone3" );
+ checkVersionsEqual( "1m3", "1MileStone3" );
+ checkVersionsEqual( "1m3", "1MILESTONE3" );
+ }
+
+ public void testVersionComparing()
+ {
+ checkVersionsOrder( "1", "2" );
+ checkVersionsOrder( "1.5", "2" );
+ checkVersionsOrder( "1", "2.5" );
+ checkVersionsOrder( "1.0", "1.1" );
+ checkVersionsOrder( "1.1", "1.2" );
+ checkVersionsOrder( "1.0.0", "1.1" );
+ checkVersionsOrder( "1.0.1", "1.1" );
+ checkVersionsOrder( "1.1", "1.2.0" );
+
+ checkVersionsOrder( "1.0-alpha-1", "1.0" );
+ checkVersionsOrder( "1.0-alpha-1", "1.0-alpha-2" );
+ checkVersionsOrder( "1.0-alpha-1", "1.0-beta-1" );
+
+ checkVersionsOrder( "1.0-beta-1", "1.0-SNAPSHOT" );
+ checkVersionsOrder( "1.0-SNAPSHOT", "1.0" );
+ checkVersionsOrder( "1.0-alpha-1-SNAPSHOT", "1.0-alpha-1" );
+
+ checkVersionsOrder( "1.0", "1.0-1" );
+ checkVersionsOrder( "1.0-1", "1.0-2" );
+ checkVersionsOrder( "1.0.0", "1.0-1" );
+
+ checkVersionsOrder( "2.0-1", "2.0.1" );
+ checkVersionsOrder( "2.0.1-klm", "2.0.1-lmn" );
+ checkVersionsOrder( "2.0.1", "2.0.1-xyz" );
+
+ checkVersionsOrder( "2.0.1", "2.0.1-123" );
+ checkVersionsOrder( "2.0.1-xyz", "2.0.1-123" );
+ }
+
+ /**
+ * Test <a href="https://jira.codehaus.org/browse/MNG-5568">MNG-5568</a> edge case
+ * which was showing transitive inconsistency: since A > B and B > C then we should have A > C
+ * otherwise sorting a list of ComparableVersions() will in some cases throw runtime exception;
+ * see Netbeans issues <a href="https://netbeans.org/bugzilla/show_bug.cgi?id=240845">240845</a> and
+ * <a href="https://netbeans.org/bugzilla/show_bug.cgi?id=226100">226100</a>
+ */
+ public void testMng5568()
+ {
+ String a = "6.1.0";
+ String b = "6.1.0rc3";
+ String c = "6.1H.5-beta"; // this is the unusual version string, with 'H' in the middle
+
+ checkVersionsOrder( b, a ); // classical
+ checkVersionsOrder( b, c ); // now b < c, but before MNG-5568, we had b > c
+ checkVersionsOrder( a, c );
+ }
+
+ public void testLocaleIndependent()
+ {
+ Locale orig = Locale.getDefault();
+ Locale[] locales = { Locale.ENGLISH, new Locale( "tr" ), Locale.getDefault() };
+ try
+ {
+ for ( Locale locale : locales )
+ {
+ Locale.setDefault( locale );
+ checkVersionsEqual( "1-abcdefghijklmnopqrstuvwxyz", "1-ABCDEFGHIJKLMNOPQRSTUVWXYZ" );
+ }
+ }
+ finally
+ {
+ Locale.setDefault( orig );
+ }
+ }
+
+ public void testReuse()
+ {
+ ComparableVersion c1 = new ComparableVersion( "1" );
+ c1.parseVersion( "2" );
+
+ Comparable c2 = newComparable( "2" );
+
+ assertEquals( "reused instance should be equivalent to new instance", c1, c2 );
+ }
+}