Make ScopeTracker thread safe via TLS (thread local storage)

[libi2ncommon] / test / test_logging.cpp

/*
The software in this package is distributed under the GNU General
Public License version 2 (with a special exception described below).

A copy of GNU General Public License (GPL) is included in this distribution,
in the file COPYING.GPL.

As a special exception, if other files instantiate templates or use macros
or inline functions from this file, or you compile this file and link it
with other works to produce a work based on this file, this file
does not by itself cause the resulting work to be covered
by the GNU General Public License.

However the source code for this file must still be made available
in accordance with section (3) of the GNU General Public License.

This exception does not invalidate any other reasons why a work based
on this file might be covered by the GNU General Public License.
*/
/** @file
 * test cases for loggin module.
 *
 * (c) Copyright 2007 by Intra2net AG
 */

//#define NOISEDEBUG

#include <string>
#include <iostream>
#include <iomanip>
#include <exception>

#define BOOST_TEST_DYN_LINK
#include <boost/test/unit_test.hpp>

#include <logfunc.hpp>
#include <tracefunc.hpp>


#ifdef NOISEDEBUG
#define DOUT(msg) std::cout << msg << std::endl
#else
#define DOUT(msg) do {} while (0)
#endif

using namespace I2n;

namespace {

Logger::PartLogger module_logger(HERE);

} // eo namespace <anonymous>

class TestLoggingFixture
{
public:
    TestLoggingFixture()
    {
    }

    ~TestLoggingFixture()
    {
        Logger::set_log_level(0);
        Logger::enable_syslog(false);
        Logger::enable_stderr_log(false);
        Logger::enable_log_file(false);
    }
};

BOOST_FIXTURE_TEST_SUITE(TestLogging, TestLoggingFixture)

BOOST_AUTO_TEST_CASE(Syslog1)
{
    //Logger::enable_syslog("I2N Unittest", Logger::Facility::User );
    Logger::enable_syslog( Logger::Facility::User );
    Logger::PartLogger log(__func__);

    Logger::set_log_level( 7 );
    Logger::enable_stderr_log();
    Logger::enable_log_file("zzUnitTest.log");

    log.error("Test error msg");
    log.error() << "Stream test error msg #" << 2 << ".";
    log.warning() << "Stream test warning msg";
    log.notice() << "Stream test notice msg";
    log.info() << "Stream test info msg";
    log.debug() << "Stream test debug msg";

    log.debug()
        << "multiline log message" << std::endl
        << "this (second) line should be indented" << std::endl
        << "and this also!" << std::endl;
    log.debug(HERE) << "This should have a source info";

    module_logger.debug(HERE) << "module level debug message with source loc info";
} // eo Syslog1()



BOOST_AUTO_TEST_CASE(TestScopeTrace1)
{
    //Logger::enable_syslog("I2N Unittest", Logger::Facility::User );
    Logger::enable_syslog( Logger::Facility::User );
    Logger::PartLogger log(__func__);

    Logger::set_log_level( 7 );
    Logger::enable_stderr_log();
    Logger::enable_log_file("zzUnitTest.log");

    SCOPETRACKER();

    log.notice() << "Stream test notice msg";
    {
        SCOPETRACKER(); // #2
        {
            SCOPETRACKER(); // #3
            {
                SCOPETRACKER(); // #4
            }
        }
        {
            SCOPETRACKER(); // #3
        }
    }
} // eo TestScopeTrace1()

void recursive_function(int level=0)
{
    SCOPETRACKER();

    if (level < 10)
        recursive_function(++level);
}

BOOST_AUTO_TEST_CASE(TestRecursiveScopeTracker)
{
    Logger::enable_syslog( Logger::Facility::User );
    Logger::PartLogger log(__func__);

    Logger::set_log_level( 7 );
    Logger::enable_stderr_log();
    Logger::enable_log_file("zzUnitTest.log");

    recursive_function();
}

BOOST_AUTO_TEST_SUITE_END()