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* Copyright 2009 Red Hat Inc. and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt in the distribution for a full listing of
* individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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package org.infinispan.commands;
import org.infinispan.test.AbstractInfinispanTest;
import org.infinispan.util.ClassFinder;
import org.testng.annotations.Test;
import java.lang.reflect.Constructor;
import java.lang.reflect.Modifier;
import java.util.List;
import java.util.SortedMap;
import java.util.TreeMap;
@Test(groups = "unit", testName = "commands.CommandIdUniquenessTest")
public class CommandIdUniquenessTest extends AbstractInfinispanTest {
public void testCommandIdUniqueness() throws Exception {
List<Class<?>> commands = ClassFinder.isAssignableFrom(ReplicableCommand.class);
SortedMap<Byte, String> cmdIds = new TreeMap<Byte, String>();
for (Class<?> c : commands) {
if (!c.isInterface() && !Modifier.isAbstract(c.getModifiers()) && !LocalCommand.class.isAssignableFrom(c)) {
System.out.println("Testing " + c.getSimpleName());
Constructor<?>[] declaredCtors = c.getDeclaredConstructors();
Constructor<?> constructor = null;
for (Constructor<?> declaredCtor : declaredCtors) {
if (declaredCtor.getParameterTypes().length == 0) {
constructor = declaredCtor;
constructor.setAccessible(true);
break;
}
}
ReplicableCommand cmd = (ReplicableCommand) constructor.newInstance(null);
byte b = cmd.getCommandId();
assert b > 0 : "Command " + c.getSimpleName() + " has a command id of " + b + " and does not implement LocalCommand!";
assert !cmdIds.containsKey(b) : "Command ID [" + b + "] is duplicated in " + c.getSimpleName() + " and " + cmdIds.get(b);
cmdIds.put(b, c.getSimpleName());
}
}
// TODO Move the command ids to a single file so we can see gaps without actually enforcing it
// check for gaps. First ID should be 1.
// int i = 0;
// for (Map.Entry<Byte, String> e : cmdIds.entrySet()) {
// i++;
// assert e.getKey() == i : "Expected ID " + i + " for command " + e.getValue() + " but was " + e.getKey();
// }
//
// System.out.println("Next available ID is " + (i + 1));
}
}