package org.hotswap.agent.versions;
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* 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>
*/
public class ComparableVersionTest extends TestCase {
private ComparableVersion 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) {
ComparableVersion[] c = new ComparableVersion[versions.length];
for (int i = 0; i < versions.length; i++) {
c[i] = newComparable(versions[i]);
}
for (int i = 1; i < versions.length; i++) {
ComparableVersion low = c[i - 1];
for (int j = i; j < versions.length; j++) {
ComparableVersion 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) {
ComparableVersion c1 = newComparable(v1);
ComparableVersion 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) {
ComparableVersion c1 = newComparable(v1);
ComparableVersion 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://issues.apache.org/jira/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");
ComparableVersion c2 = newComparable("2");
assertEquals("reused instance should be equivalent to new instance", c1, c2);
}
}