/*
* 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.commons.proxy.interceptor;
import org.apache.commons.logging.Log;
import org.apache.commons.proxy.factory.cglib.CglibProxyFactory;
import org.apache.commons.proxy.util.Echo;
import org.apache.commons.proxy.util.EchoImpl;
import org.jmock.Mock;
import org.jmock.MockObjectTestCase;
import java.io.IOException;
public class TestLoggingInterceptor extends MockObjectTestCase
{
private Mock logMock;
private Echo echo;
protected void setUp() throws Exception
{
logMock = mock( Log.class );
echo = ( Echo ) new CglibProxyFactory()
.createInterceptorProxy( new EchoImpl(), new LoggingInterceptor( ( Log ) logMock.proxy() ),
new Class[]{ Echo.class } );
}
public void testWhenLoggingDisabled()
{
logMock = mock( Log.class );
echo = ( Echo ) new CglibProxyFactory()
.createInterceptorProxy( new EchoImpl(), new LoggingInterceptor( ( Log ) logMock.proxy() ),
new Class[]{ Echo.class } );
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( false ) );
echo.echoBack( "Hello" );
}
public void testWithArrayParameter()
{
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( true ) );
logMock.expects( once() ).method( "debug" ).with( eq( "BEGIN echoBack((java.lang.String[]){Hello, World})" ) );
logMock.expects( once() ).method( "debug" ).with( eq( "END echoBack() [HelloWorld]" ) );
echo.echoBack( new String[] { "Hello", "World" } );
}
public void testMultipleParameters()
{
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( true ) );
logMock.expects( once() ).method( "debug" ).with( eq( "BEGIN echoBack(Hello, World)" ) );
logMock.expects( once() ).method( "debug" ).with( eq( "END echoBack() [HelloWorld]" ) );
echo.echoBack( "Hello", "World" );
}
public void testNullReturnValue()
{
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( true ) );
logMock.expects( once() ).method( "debug" ).with( eq( "BEGIN echoBack(<null>)" ) );
logMock.expects( once() ).method( "debug" ).with( eq( "END echoBack() [<null>]" ) );
echo.echoBack( ( String )null );
}
public void testNonVoidMethod()
{
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( true ) );
logMock.expects( once() ).method( "debug" ).with( eq( "BEGIN echoBack(Hello)" ) );
logMock.expects( once() ).method( "debug" ).with( eq( "END echoBack() [Hello]" ) );
echo.echoBack( "Hello" );
}
public void testException()
{
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( true ) );
logMock.expects( once() ).method( "debug" ).with( eq( "BEGIN ioException()" ) );
logMock.expects( once() ).method( "debug" ).with( eq( "EXCEPTION ioException() -- java.io.IOException" ), isA( IOException.class ) );
try
{
echo.ioException();
fail();
}
catch( IOException e )
{
}
}
public void testRuntimeException()
{
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( true ) );
logMock.expects( once() ).method( "debug" ).with( eq( "BEGIN illegalArgument()" ) );
logMock.expects( once() ).method( "debug" ).with( eq( "EXCEPTION illegalArgument() -- java.lang.IllegalArgumentException" ), isA( IllegalArgumentException.class ) );
try
{
echo.illegalArgument();
fail();
}
catch( IllegalArgumentException e )
{
}
}
public void testVoidMethod()
{
logMock.expects( once() ).method( "isDebugEnabled" ).will( returnValue( true ) );
logMock.expects( once() ).method( "debug" ).with( eq( "BEGIN echo()" ) );
logMock.expects( once() ).method( "debug" ).with( eq( "END echo()" ) );
echo.echo();
}
}