src/test/cpp/rollingfileappendertestcase.cpp

/*
 * 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.
 */

#include <log4cxx/rolling/rollingfileappender.h>
#include "fileappendertestcase.h"

using namespace log4cxx;
using namespace log4cxx::helpers;

/**
   Unit tests of log4cxx::RollingFileAppender
 */
class RollingFileAppenderTestCase : public FileAppenderAbstractTestCase
{
		LOGUNIT_TEST_SUITE(RollingFileAppenderTestCase);
		//
		//    tests inherited from AppenderSkeletonTestCase
		//
		LOGUNIT_TEST(testDefaultThreshold);
		LOGUNIT_TEST(testSetOptionThreshold);
		LOGUNIT_TEST(testMaxFileSizeOverflow);

		LOGUNIT_TEST_SUITE_END();


	public:
		void testMaxFileSizeOverflow()
		{
			log4cxx::rolling::RollingFileAppender rfa;
			// Set an extremely large value that would cause overflow in the buggy version
			rfa.setOption(LOG4CXX_STR("MaxFileSize"), LOG4CXX_STR("9999999999999999999999GB"));
			size_t currentMax = rfa.getMaximumFileSize();
			
			// In the buggy version, currentMax would be a huge positive value (size_t conversion of a negative long)
			// In the fixed version, it should return the default value or at least be reasonable.
			LOGUNIT_ASSERT(currentMax <= (size_t)2000000000ULL);
		}

		FileAppender* createFileAppender() const
		{
			return new log4cxx::rolling::RollingFileAppender();
		}
};

LOGUNIT_TEST_SUITE_REGISTRATION(RollingFileAppenderTestCase);