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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.
*/
package org.apache.cassandra.utils;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Arrays;
import org.junit.Test;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import static org.junit.matchers.JUnitMatchers.containsString;
public class CassandraVersionTest
{
@Test
public void testParsing()
{
CassandraVersion version;
version = new CassandraVersion("1.2.3");
assertTrue(version.major == 1 && version.minor == 2 && version.patch == 3);
version = new CassandraVersion("1.2.3-foo.2+Bar");
assertTrue(version.major == 1 && version.minor == 2 && version.patch == 3);
// CassandraVersion can parse 4th '.' as build number
version = new CassandraVersion("1.2.3.456");
assertTrue(version.major == 1 && version.minor == 2 && version.patch == 3);
// support for tick-tock release
version = new CassandraVersion("3.2");
assertTrue(version.major == 3 && version.minor == 2 && version.patch == 0);
}
@Test
public void testComparison()
{
CassandraVersion v1, v2;
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("1.2.4");
assertTrue(v1.compareTo(v2) == -1);
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("1.2.3");
assertTrue(v1.compareTo(v2) == 0);
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("2.0.0");
assertTrue(v1.compareTo(v2) == -1);
assertTrue(v2.compareTo(v1) == 1);
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("1.2.3-alpha");
assertTrue(v1.compareTo(v2) == 1);
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("1.2.3+foo");
assertTrue(v1.compareTo(v2) == -1);
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("1.2.3-alpha+foo");
assertTrue(v1.compareTo(v2) == 1);
v1 = new CassandraVersion("1.2.3-alpha+1");
v2 = new CassandraVersion("1.2.3-alpha+2");
assertTrue(v1.compareTo(v2) == -1);
}
@Test
public void testIsSupportedBy()
{
CassandraVersion v1, v2;
v1 = new CassandraVersion("3.0.2");
assertTrue(v1.isSupportedBy(v1));
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("1.2.4");
assertTrue(v1.isSupportedBy(v2));
assertTrue(!v2.isSupportedBy(v1));
v1 = new CassandraVersion("1.2.3");
v2 = new CassandraVersion("1.3.3");
assertTrue(v1.isSupportedBy(v2));
assertTrue(!v2.isSupportedBy(v1));
v1 = new CassandraVersion("2.2.3");
v2 = new CassandraVersion("1.3.3");
assertTrue(!v1.isSupportedBy(v2));
assertTrue(!v2.isSupportedBy(v1));
v1 = new CassandraVersion("3.1.0");
v2 = new CassandraVersion("3.0.1");
assertTrue(!v1.isSupportedBy(v2));
assertTrue(v2.isSupportedBy(v1));
v1 = new CassandraVersion("3.7");
v2 = new CassandraVersion("3.8");
assertTrue(v1.isSupportedBy(v2));
assertTrue(!v2.isSupportedBy(v1));
v1 = new CassandraVersion("3.0.8");
v2 = new CassandraVersion("3.8");
assertTrue(v1.isSupportedBy(v2));
assertTrue(!v2.isSupportedBy(v1));
assertTrue(v2.isSupportedBy(v2));
v1 = new CassandraVersion("3.8");
v2 = new CassandraVersion("3.8-SNAPSHOT");
assertTrue(v1.isSupportedBy(v2));
assertTrue(v2.isSupportedBy(v1));
}
@Test
public void testInvalid()
{
assertThrows("1.0.0a");
assertThrows("1.a.4");
assertThrows("1.0.0-foo&");
}
@Test
public void testSnapshot()
{
CassandraVersion prev, next;
prev = new CassandraVersion("2.1.5");
next = new CassandraVersion("2.1.5.123");
assertTrue(prev.compareTo(next) < 0);
prev = next;
next = new CassandraVersion("2.2.0-beta1-SNAPSHOT");
assertTrue(prev.compareTo(next) < 0);
prev = new CassandraVersion("2.2.0-beta1");
next = new CassandraVersion("2.2.0-rc1-SNAPSHOT");
assertTrue(prev.compareTo(next) < 0);
prev = next;
next = new CassandraVersion("2.2.0");
assertTrue(prev.compareTo(next) < 0);
prev = next;
next = new CassandraVersion("3.1");
assertTrue(prev.compareTo(next) < 0);
prev = next;
next = new CassandraVersion("3.1.1");
assertTrue(prev.compareTo(next) < 0);
prev = next;
next = new CassandraVersion("3.2-rc1-SNAPSHOT");
assertTrue(prev.compareTo(next) < 0);
prev = next;
next = new CassandraVersion("3.2");
assertTrue(prev.compareTo(next) < 0);
}
private static void assertThrows(String str)
{
try
{
new CassandraVersion(str);
fail();
}
catch (IllegalArgumentException e) {}
}
@Test
public void testParseIdentifiersPositive() throws Throwable
{
String[] result = parseIdentifiers("DUMMY", "+a.b.cde.f_g.");
String[] expected = {"a", "b", "cde", "f_g"};
assertArrayEquals(expected, result);
}
@Test
public void testParseIdentifiersNegative() throws Throwable
{
String version = "DUMMY";
try
{
parseIdentifiers(version, "+a. .b");
}
catch (IllegalArgumentException e)
{
assertThat(e.getMessage(), containsString(version));
}
}
private static String[] parseIdentifiers(String version, String str) throws Throwable
{
String name = "parseIdentifiers";
Class[] args = {String.class, String.class};
for (Method m: CassandraVersion.class.getDeclaredMethods())
{
if (name.equals(m.getName()) &&
Arrays.equals(args, m.getParameterTypes()))
{
m.setAccessible(true);
try
{
return (String[]) m.invoke(null, version, str);
} catch (InvocationTargetException e){
throw e.getTargetException();
}
}
}
throw new NoSuchMethodException(CassandraVersion.class + "." + name + Arrays.toString(args));
}
}