/**
* Copyright (C) 2009 eXo Platform SAS.
*
* 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
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.commons.utils;
import junit.framework.AssertionFailedError;
import org.exoplatform.component.test.AbstractGateInTest;
import java.io.ByteArrayOutputStream;
import java.io.Closeable;
import java.io.IOException;
/**
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
* @version $Revision$
*/
public class TestSafe extends AbstractGateInTest
{
public TestSafe()
{
}
public TestSafe(String s)
{
super(s);
}
public void testClose()
{
assertFalse(Safe.close(null));
assertTrue(Safe.close(new ByteArrayOutputStream()));
assertFalse(Safe.close(new Closeable()
{
public void close() throws IOException
{
throw new IOException();
}
}));
assertFalse(Safe.close(new Closeable()
{
public void close() throws IOException
{
throw new RuntimeException();
}
}));
final Error expectedError = new Error();
try
{
Safe.close(new Closeable()
{
public void close() throws IOException
{
throw expectedError;
}
});
fail();
}
catch (Error error)
{
assertSame(expectedError, error);
}
}
private static class Thrower
{
private final Throwable t;
private Thrower(Throwable t)
{
this.t = t;
}
@Override
public boolean equals(Object obj)
{
if (t instanceof Error)
{
throw ((Error)t);
}
if (t instanceof RuntimeException)
{
throw ((RuntimeException)t);
}
throw new AssertionFailedError();
}
}
public void testEquals()
{
Object o = new Object();
assertTrue(Safe.equals(o, o));
assertTrue(Safe.equals(null, null));
assertFalse(Safe.equals(new Object(), null));
assertFalse(Safe.equals(null, new Object()));
assertFalse(Safe.equals(new Object(), new Object()));
assertFalse(Safe.equals(new Thrower(new RuntimeException()), null));
assertFalse(Safe.equals(null, new Thrower(new RuntimeException())));
assertFalse(Safe.equals(new Object(), new Thrower(new RuntimeException())));
assertFalse(Safe.equals(new Thrower(new Error()), null));
assertFalse(Safe.equals(null, new Thrower(new Error())));
assertFalse(Safe.equals(new Object(), new Thrower(new Error())));
RuntimeException re = new RuntimeException();
Error er = new Error();
try
{
Safe.equals(new Thrower(er), new Object());
fail();
}
catch (Error e)
{
assertSame(er, e);
}
try
{
Safe.equals(new Thrower(re), new Object());
fail();
}
catch (RuntimeException e)
{
assertSame(re, e);
}
}
}