package org.apache.velocity.test;
/*
* Copyright 2001-2004 The Apache Software Foundation.
*
* Licensed 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.io.StringWriter;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.VelocityEngine;
import org.apache.velocity.context.Context;
import org.apache.velocity.exception.MethodInvocationException;
import org.apache.velocity.test.provider.TestProvider;
import org.apache.velocity.util.ExceptionUtils;
/**
* Test thrown exceptions include a proper cause (under JDK 1.4+).
*
* @author <a href="mailto:wglass@forio.com">Will Glass-Husain</a>
* @version $Id: WrappedExceptionTestCase.java 356433 2005-12-13 00:34:46Z wglass $
*/
public class WrappedExceptionTestCase extends BaseTestCase implements TemplateTestBase
{
VelocityEngine ve;
/**
* Default constructor.
*/
public WrappedExceptionTestCase(String name)
{
super(name);
}
public static Test suite ()
{
return new TestSuite(WrappedExceptionTestCase.class);
}
public void setUp() throws Exception
{
ve = new VelocityEngine();
ve.init();
}
public void testMethodException() throws Exception
{
// accumulate a list of invalid references
Context context = new VelocityContext();
StringWriter writer = new StringWriter();
context.put("test",new TestProvider());
try
{
ve.evaluate(context,writer,"test","$test.getThrow()");
fail ("expected an exception");
}
catch (MethodInvocationException E)
{
assertEquals(Exception.class,E.getCause().getClass());
assertEquals("From getThrow()",E.getCause().getMessage());
}
}
public void testExceptionUtils()
{
Error e = new Error("Inside");
RuntimeException re = ExceptionUtils.createRuntimeException("Outside", e);
assertEquals("cause was set", e,re.getCause());
}
}