/*
 * 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 "logunit.h"
#include <log4cxx/logger.h>
#include <log4cxx/simplelayout.h>
#include <log4cxx/ttcclayout.h>
#include <log4cxx/fileappender.h>
#include <log4cxx/helpers/absolutetimedateformat.h>

#include "util/compare.h"
#include "util/transformer.h"
#include "util/linenumberfilter.h"
#include "util/controlfilter.h"
#include "util/absolutedateandtimefilter.h"
#include "util/threadfilter.h"
#include <log4cxx/file.h>
#include <iostream>
#include <log4cxx/helpers/pool.h>
#include <apr_strings.h>
#include "testchar.h"
#include <log4cxx/spi/loggerrepository.h>
#include <log4cxx/helpers/stringhelper.h>
#include <apr_strings.h>

using namespace log4cxx;
using namespace log4cxx::helpers;


#define TTCC_PAT  \
        ABSOLUTE_DATE_AND_TIME_PAT \
        " \\[0x[0-9A-F]*]\\ (DEBUG|INFO|WARN|ERROR|FATAL) .* - Message [0-9]\\{1,2\\}"

#define TTCC2_PAT \
        ABSOLUTE_DATE_AND_TIME_PAT \
        " \\[0x[0-9A-F]*]\\ (DEBUG|INFO|WARN|ERROR|FATAL) .* - " \
        "Messages should bear numbers 0 through 23\\."


LOGUNIT_CLASS(MinimumTestCase)
{
        LOGUNIT_TEST_SUITE(MinimumTestCase);
                LOGUNIT_TEST(simple);
                LOGUNIT_TEST(ttcc);
        LOGUNIT_TEST_SUITE_END();

public:
        void setUp()
        {
                root = Logger::getRootLogger();
                root->removeAllAppenders();
        }

        void tearDown()
        {
                root->getLoggerRepository()->resetConfiguration();
        }

        void simple()
        {
                LayoutPtr layout = new SimpleLayout();
                AppenderPtr appender = new FileAppender(layout, LOG4CXX_STR("output/simple"), false);
                root->addAppender(appender);
                common();

                LOGUNIT_ASSERT(Compare::compare(LOG4CXX_FILE("output/simple"), LOG4CXX_FILE("witness/simple")));
        }

        void ttcc()
        {
                LayoutPtr layout =
                        new TTCCLayout(LOG4CXX_STR("DATE"));
                AppenderPtr appender = new FileAppender(layout, LOG4CXX_STR("output/ttcc"), false);
                root->addAppender(appender);
                common();

                ControlFilter filter1;
                filter1 << TTCC_PAT << TTCC2_PAT;
                AbsoluteDateAndTimeFilter filter2;
                ThreadFilter filter3;

                std::vector<Filter *> filters;
                filters.push_back(&filter1);
                filters.push_back(&filter2);
                filters.push_back(&filter3);

                try
                {
                        const File output("output/ttcc");
                        Transformer::transform(output, FILTERED, filters);
                }
                catch(std::exception& e)
                {
                        std::cout << "UnexpectedFormatException :" << e.what() << std::endl;
                        throw;
                }

                const File witness("witness/ttcc");
                LOGUNIT_ASSERT(Compare::compare(FILTERED, witness));
        }

        std::string createMessage(int i, Pool& pool) {
             std::string msg("Message ");
             msg.append(pool.itoa(i));
             return msg;
        }

        void common()
        {
                int i = 0;

                // In the lines below, the logger names are chosen as an aid in
                // remembering their level values. In general, the logger names
                // have no bearing to level values.
                LoggerPtr ERRlogger = Logger::getLogger(LOG4CXX_TEST_STR("ERR"));
                ERRlogger->setLevel(Level::getError());

                LoggerPtr INF = Logger::getLogger(LOG4CXX_TEST_STR("INF"));
                INF->setLevel(Level::getInfo());

                LoggerPtr INF_ERR = Logger::getLogger(LOG4CXX_TEST_STR("INF.ERR"));
                INF_ERR->setLevel(Level::getError());

                LoggerPtr DEB = Logger::getLogger(LOG4CXX_TEST_STR("DEB"));
                DEB->setLevel(Level::getDebug());

                // Note: categories with undefined level
                LoggerPtr INF_UNDEF = Logger::getLogger(LOG4CXX_TEST_STR("INF.UNDEF"));
                LoggerPtr INF_ERR_UNDEF = Logger::getLogger(LOG4CXX_TEST_STR("INF.ERR.UNDEF"));
                LoggerPtr UNDEF = Logger::getLogger(LOG4CXX_TEST_STR("UNDEF"));

                std::string msg("Message ");

                Pool pool;

                // These should all log.----------------------------
                LOG4CXX_FATAL(ERRlogger, createMessage(i, pool));
                i++; //0
                LOG4CXX_ERROR(ERRlogger, createMessage(i, pool));
                i++;

                LOG4CXX_FATAL(INF, createMessage(i, pool));
                i++; // 2
                LOG4CXX_ERROR(INF, createMessage(i, pool));
                i++;
                LOG4CXX_WARN(INF, createMessage(i, pool));
                i++;
                LOG4CXX_INFO(INF, createMessage(i, pool));
                i++;

                LOG4CXX_FATAL(INF_UNDEF, createMessage(i, pool));
                i++; //6
                LOG4CXX_ERROR(INF_UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_WARN(INF_UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_INFO(INF_UNDEF, createMessage(i, pool));
                i++;

                LOG4CXX_FATAL(INF_ERR, createMessage(i, pool));
                i++; // 10
                LOG4CXX_ERROR(INF_ERR, createMessage(i, pool));
                i++;

                LOG4CXX_FATAL(INF_ERR_UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_ERROR(INF_ERR_UNDEF, createMessage(i, pool));
                i++;

                LOG4CXX_FATAL(DEB, createMessage(i, pool));
                i++; //14
                LOG4CXX_ERROR(DEB, createMessage(i, pool));
                i++;
                LOG4CXX_WARN(DEB, createMessage(i, pool));
                i++;
                LOG4CXX_INFO(DEB, createMessage(i, pool));
                i++;
                LOG4CXX_DEBUG(DEB, createMessage(i, pool));
                i++;

                // defaultLevel=DEBUG
                LOG4CXX_FATAL(UNDEF, createMessage(i, pool));
                i++; // 19
                LOG4CXX_ERROR(UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_WARN(UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_INFO(UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_DEBUG(UNDEF, createMessage(i, pool));
                i++;

                // -------------------------------------------------
                // The following should not log
                LOG4CXX_WARN(ERRlogger, createMessage(i, pool));
                i++;
                LOG4CXX_INFO(ERRlogger, createMessage(i, pool));
                i++;
                LOG4CXX_DEBUG(ERRlogger, createMessage(i, pool));
                i++;

                LOG4CXX_DEBUG(INF, createMessage(i, pool));
                i++;
                LOG4CXX_DEBUG(INF_UNDEF, createMessage(i, pool));
                i++;

                LOG4CXX_WARN(INF_ERR, createMessage(i, pool));
                i++;
                LOG4CXX_INFO(INF_ERR, createMessage(i, pool));
                i++;
                LOG4CXX_DEBUG(INF_ERR, createMessage(i, pool));
                i++;
                LOG4CXX_WARN(INF_ERR_UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_INFO(INF_ERR_UNDEF, createMessage(i, pool));
                i++;
                LOG4CXX_DEBUG(INF_ERR_UNDEF, createMessage(i, pool));
                i++;

                // -------------------------------------------------
                LOG4CXX_INFO(INF, LOG4CXX_TEST_STR("Messages should bear numbers 0 through 23."));
   }

   LoggerPtr root;
   LoggerPtr logger;

private:
   static const File FILTERED;
};


const File MinimumTestCase::FILTERED("output/filtered");


LOGUNIT_TEST_SUITE_REGISTRATION(MinimumTestCase);