diff --git a/ndnboost/test/test_tools.hpp b/ndnboost/test/test_tools.hpp
new file mode 100644
index 0000000..49a0f73
--- /dev/null
+++ b/ndnboost/test/test_tools.hpp
@@ -0,0 +1,719 @@
+//  (C) Copyright Gennadiy Rozental 2001-2008.
+//  Distributed under the Boost Software License, Version 1.0.
+//  (See accompanying file LICENSE_1_0.txt or copy at 
+//  http://www.boost.org/LICENSE_1_0.txt)
+
+//  See http://www.boost.org/libs/test for the library home page.
+//
+//  File        : $RCSfile$
+//
+//  Version     : $Revision: 54633 $
+//
+//  Description : contains definition for all test tools in test toolbox
+// ***************************************************************************
+
+#ifndef BOOST_TEST_TEST_TOOLS_HPP_012705GER
+#define BOOST_TEST_TEST_TOOLS_HPP_012705GER
+
+// Boost.Test
+#include <ndnboost/test/predicate_result.hpp>
+#include <ndnboost/test/unit_test_log.hpp>
+#include <ndnboost/test/floating_point_comparison.hpp>
+
+#include <ndnboost/test/detail/config.hpp>
+#include <ndnboost/test/detail/global_typedef.hpp>
+#include <ndnboost/test/detail/workaround.hpp>
+
+#include <ndnboost/test/utils/wrap_stringstream.hpp>
+#include <ndnboost/test/utils/basic_cstring/io.hpp>
+#include <ndnboost/test/utils/lazy_ostream.hpp>
+
+// Boost
+#include <ndnboost/preprocessor/seq/for_each.hpp>
+#include <ndnboost/preprocessor/seq/size.hpp>
+#include <ndnboost/preprocessor/seq/enum.hpp> 
+#include <ndnboost/preprocessor/repetition/repeat.hpp>
+#include <ndnboost/preprocessor/punctuation/comma_if.hpp>
+#include <ndnboost/preprocessor/arithmetic/add.hpp>
+
+#include <ndnboost/limits.hpp>
+
+#include <ndnboost/type_traits/is_array.hpp>
+#include <ndnboost/type_traits/is_function.hpp>
+#include <ndnboost/type_traits/is_abstract.hpp>
+
+#include <ndnboost/mpl/or.hpp>
+
+// STL
+#include <cstddef>          // for std::size_t
+#include <iosfwd>
+#include <ios>              // for std::boolalpha
+#include <climits>          // for CHAR_BIT
+
+#ifdef BOOST_MSVC
+# pragma warning(disable: 4127) // conditional expression is constant
+#endif
+
+#include <ndnboost/test/detail/suppress_warnings.hpp>
+
+//____________________________________________________________________________//
+
+// ************************************************************************** //
+// **************                    TOOL BOX                  ************** //
+// ************************************************************************** //
+
+// In macros below following argument abbreviations are used:
+// P - predicate
+// M - message
+// S - statement
+// E - exception
+// L - left argument
+// R - right argument
+// TL - tool level
+// CT - check type
+// ARGS - arguments list
+
+#define BOOST_TEST_TOOL_IMPL( func, P, check_descr, TL, CT )            \
+    ::ndnboost::test_tools::tt_detail::func(                               \
+        P,                                                              \
+        ::ndnboost::unit_test::lazy_ostream::instance() << check_descr,    \
+        BOOST_TEST_L(__FILE__),                                         \
+        static_cast<std::size_t>(__LINE__),                             \
+        ::ndnboost::test_tools::tt_detail::TL,                             \
+        ::ndnboost::test_tools::tt_detail::CT                              \
+/**/
+
+//____________________________________________________________________________//
+
+#define BOOST_CHECK_IMPL( P, check_descr, TL, CT )                  \
+do {                                                                \
+    BOOST_TEST_PASSPOINT();                                         \
+    BOOST_TEST_TOOL_IMPL( check_impl, P, check_descr, TL, CT ), 0 );\
+} while( ::ndnboost::test_tools::dummy_cond )                          \
+/**/
+
+//____________________________________________________________________________//
+
+#define BOOST_TEST_PASS_ARG_INFO( r, data, arg ) , arg, BOOST_STRINGIZE( arg )
+
+#define BOOST_CHECK_WITH_ARGS_IMPL( P, check_descr, TL, CT, ARGS )  \
+do {                                                                \
+    BOOST_TEST_PASSPOINT();                                         \
+    BOOST_TEST_TOOL_IMPL( check_frwd, P, check_descr, TL, CT )      \
+    BOOST_PP_SEQ_FOR_EACH( BOOST_TEST_PASS_ARG_INFO, '_', ARGS ) ); \
+} while( ::ndnboost::test_tools::dummy_cond )                          \
+/**/
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN( P )                     BOOST_CHECK_IMPL( (P), BOOST_TEST_STRINGIZE( P ), WARN, CHECK_PRED )
+#define BOOST_CHECK( P )                    BOOST_CHECK_IMPL( (P), BOOST_TEST_STRINGIZE( P ), CHECK, CHECK_PRED )
+#define BOOST_REQUIRE( P )                  BOOST_CHECK_IMPL( (P), BOOST_TEST_STRINGIZE( P ), REQUIRE, CHECK_PRED )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_MESSAGE( P, M )          BOOST_CHECK_IMPL( (P), M, WARN, CHECK_MSG )
+#define BOOST_CHECK_MESSAGE( P, M )         BOOST_CHECK_IMPL( (P), M, CHECK, CHECK_MSG )
+#define BOOST_REQUIRE_MESSAGE( P, M )       BOOST_CHECK_IMPL( (P), M, REQUIRE, CHECK_MSG )
+
+//____________________________________________________________________________//
+
+#define BOOST_ERROR( M )                    BOOST_CHECK_MESSAGE( false, M )
+#define BOOST_FAIL( M )                     BOOST_REQUIRE_MESSAGE( false, M )
+
+//____________________________________________________________________________//
+
+#define BOOST_CHECK_THROW_IMPL( S, E, P, prefix, TL )                                                   \
+    try {                                                                                               \
+        BOOST_TEST_PASSPOINT();                                                                         \
+        S;                                                                                              \
+        BOOST_CHECK_IMPL( false, "exception " BOOST_STRINGIZE( E ) " is expected", TL, CHECK_MSG ); }   \
+    catch( E const& ex ) {                                                                              \
+        ::ndnboost::unit_test::ut_detail::ignore_unused_variable_warning( ex );                            \
+        BOOST_CHECK_IMPL( P, prefix BOOST_STRINGIZE( E ) " is caught", TL, CHECK_MSG );                 \
+    }                                                                                                   \
+/**/
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_THROW( S, E )            BOOST_CHECK_THROW_IMPL( S, E, true, "exception ", WARN )
+#define BOOST_CHECK_THROW( S, E )           BOOST_CHECK_THROW_IMPL( S, E, true, "exception ", CHECK )
+#define BOOST_REQUIRE_THROW( S, E )         BOOST_CHECK_THROW_IMPL( S, E, true, "exception ", REQUIRE )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_EXCEPTION( S, E, P )     BOOST_CHECK_THROW_IMPL( S, E, P( ex ), "incorrect exception ", WARN )
+#define BOOST_CHECK_EXCEPTION( S, E, P )    BOOST_CHECK_THROW_IMPL( S, E, P( ex ), "incorrect exception ", CHECK )
+#define BOOST_REQUIRE_EXCEPTION( S, E, P )  BOOST_CHECK_THROW_IMPL( S, E, P( ex ), "incorrect exception ", REQUIRE )
+
+//____________________________________________________________________________//
+
+#define BOOST_CHECK_NO_THROW_IMPL( S, TL )                                                          \
+    try {                                                                                           \
+        S;                                                                                          \
+        BOOST_CHECK_IMPL( true, "no exceptions thrown by " BOOST_STRINGIZE( S ), TL, CHECK_MSG ); } \
+    catch( ... ) {                                                                                  \
+        BOOST_CHECK_IMPL( false, "exception thrown by " BOOST_STRINGIZE( S ), TL, CHECK_MSG );      \
+    }                                                                                               \
+/**/
+
+#define BOOST_WARN_NO_THROW( S )            BOOST_CHECK_NO_THROW_IMPL( S, WARN )
+#define BOOST_CHECK_NO_THROW( S )           BOOST_CHECK_NO_THROW_IMPL( S, CHECK )
+#define BOOST_REQUIRE_NO_THROW( S )         BOOST_CHECK_NO_THROW_IMPL( S, REQUIRE )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_EQUAL( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::equal_impl_frwd(), "", WARN, CHECK_EQUAL, (L)(R) )
+#define BOOST_CHECK_EQUAL( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::equal_impl_frwd(), "", CHECK, CHECK_EQUAL, (L)(R) )
+#define BOOST_REQUIRE_EQUAL( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::equal_impl_frwd(), "", REQUIRE, CHECK_EQUAL, (L)(R) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_NE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::ne_impl(), "", WARN, CHECK_NE, (L)(R) )
+#define BOOST_CHECK_NE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::ne_impl(), "", CHECK, CHECK_NE, (L)(R) )
+#define BOOST_REQUIRE_NE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::ne_impl(), "", REQUIRE, CHECK_NE, (L)(R) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_LT( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::lt_impl(), "", WARN, CHECK_LT, (L)(R) )
+#define BOOST_CHECK_LT( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::lt_impl(), "", CHECK, CHECK_LT, (L)(R) )
+#define BOOST_REQUIRE_LT( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::lt_impl(), "", REQUIRE, CHECK_LT, (L)(R) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_LE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::le_impl(), "", WARN, CHECK_LE, (L)(R) )
+#define BOOST_CHECK_LE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::le_impl(), "", CHECK, CHECK_LE, (L)(R) )
+#define BOOST_REQUIRE_LE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::le_impl(), "", REQUIRE, CHECK_LE, (L)(R) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_GT( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::gt_impl(), "", WARN, CHECK_GT, (L)(R) )
+#define BOOST_CHECK_GT( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::gt_impl(), "", CHECK, CHECK_GT, (L)(R) )
+#define BOOST_REQUIRE_GT( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::gt_impl(), "", REQUIRE, CHECK_GT, (L)(R) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_GE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::ge_impl(), "", WARN, CHECK_GE, (L)(R) )
+#define BOOST_CHECK_GE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::ge_impl(), "", CHECK, CHECK_GE, (L)(R) )
+#define BOOST_REQUIRE_GE( L, R ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::tt_detail::ge_impl(), "", REQUIRE, CHECK_GE, (L)(R) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_CLOSE( L, R, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_close, "", WARN, CHECK_CLOSE, \
+        (L)(R)(::ndnboost::test_tools::percent_tolerance(T)) )
+#define BOOST_CHECK_CLOSE( L, R, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_close, "", CHECK, CHECK_CLOSE, \
+        (L)(R)(::ndnboost::test_tools::percent_tolerance(T)) )
+#define BOOST_REQUIRE_CLOSE( L, R, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_close, "", REQUIRE, CHECK_CLOSE, \
+        (L)(R)(::ndnboost::test_tools::percent_tolerance(T)) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_CLOSE_FRACTION( L, R, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_close, "", WARN, CHECK_CLOSE_FRACTION, \
+    (L)(R)(::ndnboost::test_tools::fraction_tolerance(T)) )
+#define BOOST_CHECK_CLOSE_FRACTION( L, R, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_close, "", CHECK, CHECK_CLOSE_FRACTION, \
+    (L)(R)(::ndnboost::test_tools::fraction_tolerance(T)) )
+#define BOOST_REQUIRE_CLOSE_FRACTION( L, R, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_close, "", REQUIRE, CHECK_CLOSE_FRACTION, \
+    (L)(R)(::ndnboost::test_tools::fraction_tolerance(T)) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_SMALL( FPV, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_small, "", WARN, CHECK_SMALL, (FPV)(T) )
+#define BOOST_CHECK_SMALL( FPV, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_small, "", CHECK, CHECK_SMALL, (FPV)(T) )
+#define BOOST_REQUIRE_SMALL( FPV, T ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( ::ndnboost::test_tools::check_is_small, "", REQUIRE, CHECK_SMALL, (FPV)(T) )
+
+//____________________________________________________________________________//
+
+#define BOOST_WARN_PREDICATE( P, ARGS ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( P, BOOST_TEST_STRINGIZE( P ), WARN, CHECK_PRED_WITH_ARGS, ARGS )
+#define BOOST_CHECK_PREDICATE( P, ARGS ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( P, BOOST_TEST_STRINGIZE( P ), CHECK, CHECK_PRED_WITH_ARGS, ARGS )
+#define BOOST_REQUIRE_PREDICATE( P, ARGS ) \
+    BOOST_CHECK_WITH_ARGS_IMPL( P, BOOST_TEST_STRINGIZE( P ), REQUIRE, CHECK_PRED_WITH_ARGS, ARGS )
+
+//____________________________________________________________________________//
+
+#define BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, TL )      \
+    BOOST_TEST_TOOL_IMPL( check_impl, ::ndnboost::test_tools::tt_detail::equal_coll_impl( \
+        (L_begin), (L_end), (R_begin), (R_end) ), "", TL, CHECK_EQUAL_COLL ),   \
+    4,                                                                          \
+    BOOST_STRINGIZE( L_begin ), BOOST_STRINGIZE( L_end ),                       \
+    BOOST_STRINGIZE( R_begin ), BOOST_STRINGIZE( R_end ) )                      \
+/**/
+
+#define BOOST_WARN_EQUAL_COLLECTIONS( L_begin, L_end, R_begin, R_end )          \
+    BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, WARN )
+#define BOOST_CHECK_EQUAL_COLLECTIONS( L_begin, L_end, R_begin, R_end )         \
+    BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, CHECK )
+#define BOOST_REQUIRE_EQUAL_COLLECTIONS( L_begin, L_end, R_begin, R_end )       \
+    BOOST_EQUAL_COLLECTIONS_IMPL( L_begin, L_end, R_begin, R_end, REQUIRE )
+
+//____________________________________________________________________________//
+
+#define BOOST_BITWISE_EQUAL_IMPL( L, R, TL )                                    \
+    BOOST_TEST_TOOL_IMPL( check_impl,                                           \
+      ::ndnboost::test_tools::tt_detail::bitwise_equal_impl( (L), (R) ),           \
+      "", TL, CHECK_BITWISE_EQUAL ),                                            \
+    2, BOOST_STRINGIZE( L ), BOOST_STRINGIZE( R ) )                             \
+/**/
+
+#define BOOST_WARN_BITWISE_EQUAL( L, R )    BOOST_BITWISE_EQUAL_IMPL( L, R, WARN )
+#define BOOST_CHECK_BITWISE_EQUAL( L, R )   BOOST_BITWISE_EQUAL_IMPL( L, R, CHECK )
+#define BOOST_REQUIRE_BITWISE_EQUAL( L, R ) BOOST_BITWISE_EQUAL_IMPL( L, R, REQUIRE )
+
+//____________________________________________________________________________//
+
+#define BOOST_IS_DEFINED( symb )            ::ndnboost::test_tools::tt_detail::is_defined_impl( #symb, BOOST_STRINGIZE(= symb) )
+
+//____________________________________________________________________________//
+
+// ***************************** //
+// deprecated interface
+
+#define BOOST_BITWISE_EQUAL( L, R )         BOOST_CHECK_BITWISE_EQUAL( L, R )
+#define BOOST_MESSAGE( M )                  BOOST_TEST_MESSAGE( M )
+#define BOOST_CHECKPOINT( M )               BOOST_TEST_CHECKPOINT( M )
+
+namespace ndnboost {
+
+namespace test_tools {
+
+typedef unit_test::const_string      const_string;
+
+namespace { bool dummy_cond = false; }
+
+// ************************************************************************** //
+// **************                print_log_value               ************** //
+// ************************************************************************** //
+
+template<typename T>
+struct print_log_value {
+    void    operator()( std::ostream& ostr, T const& t )
+    {
+        // avoid warning: 'ndnboost::test_tools::<unnamed>::dummy_cond' defined but not used 
+        if (::ndnboost::test_tools::dummy_cond) {}
+
+        typedef typename mpl::or_<is_array<T>,is_function<T>,is_abstract<T> >::type cant_use_nl;
+
+        set_precision( ostr, cant_use_nl() );
+
+        ostr << t; // by default print the value
+    }
+
+    void set_precision( std::ostream& ostr, mpl::false_ )
+    {
+        if( std::numeric_limits<T>::is_specialized && std::numeric_limits<T>::radix == 2 )
+            ostr.precision( 2 + std::numeric_limits<T>::digits * 301/1000 ); 
+    }
+
+    void set_precision( std::ostream&, mpl::true_ ) {}
+};
+
+//____________________________________________________________________________//
+
+#define BOOST_TEST_DONT_PRINT_LOG_VALUE( the_type )         \
+namespace ndnboost { namespace test_tools {                    \
+template<>                                                  \
+struct print_log_value<the_type > {                         \
+    void operator()( std::ostream&, the_type const& ) {}    \
+};                                                          \
+}}                                                          \
+/**/
+
+//____________________________________________________________________________//
+
+#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
+template<typename T, std::size_t N >
+struct print_log_value< T[N] > {
+    void    operator()( std::ostream& ostr, T const* t )
+    {
+        ostr << t;
+    }
+};
+#endif
+
+//____________________________________________________________________________//
+
+template<>
+struct BOOST_TEST_DECL print_log_value<bool> {
+    void    operator()( std::ostream& ostr, bool t )
+    {
+         ostr << std::boolalpha << t;
+    }
+};
+
+//____________________________________________________________________________//
+
+template<>
+struct BOOST_TEST_DECL print_log_value<char> {
+    void    operator()( std::ostream& ostr, char t );
+};
+
+//____________________________________________________________________________//
+
+template<>
+struct BOOST_TEST_DECL print_log_value<unsigned char> {
+    void    operator()( std::ostream& ostr, unsigned char t );
+};
+
+//____________________________________________________________________________//
+
+template<>
+struct BOOST_TEST_DECL print_log_value<char const*> {
+    void    operator()( std::ostream& ostr, char const* t );
+};
+
+//____________________________________________________________________________//
+
+template<>
+struct BOOST_TEST_DECL print_log_value<wchar_t const*> {
+    void    operator()( std::ostream& ostr, wchar_t const* t );
+};
+
+//____________________________________________________________________________//
+
+namespace tt_detail {
+
+// ************************************************************************** //
+// **************              tools classification            ************** //
+// ************************************************************************** //
+
+enum check_type {
+    CHECK_PRED, 
+    CHECK_MSG,
+    CHECK_EQUAL,
+    CHECK_NE,
+    CHECK_LT,
+    CHECK_LE,
+    CHECK_GT,
+    CHECK_GE,
+    CHECK_CLOSE,
+    CHECK_CLOSE_FRACTION,
+    CHECK_SMALL,
+    CHECK_BITWISE_EQUAL,
+    CHECK_PRED_WITH_ARGS,
+    CHECK_EQUAL_COLL
+};
+
+enum tool_level {
+    WARN, CHECK, REQUIRE, PASS
+};
+
+// ************************************************************************** //
+// **************                 print_helper                 ************** //
+// ************************************************************************** //
+// Adds level of indirection to the output operation, allowing us to customize 
+// it for types that do not support operator << directly or for any other reason
+
+template<typename T>
+struct print_helper_t {
+    explicit    print_helper_t( T const& t ) : m_t( t ) {}
+
+    T const&    m_t;
+};
+
+//____________________________________________________________________________//
+
+#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) 
+// Borland suffers premature pointer decay passing arrays by reference
+template<typename T, std::size_t N >
+struct print_helper_t< T[N] > {
+    explicit    print_helper_t( T const * t ) : m_t( t ) {}
+
+    T const *   m_t;
+};
+#endif
+
+//____________________________________________________________________________//
+
+template<typename T>
+inline print_helper_t<T> print_helper( T const& t )
+{
+    return print_helper_t<T>( t );
+}
+
+//____________________________________________________________________________//
+
+template<typename T>
+inline std::ostream& 
+operator<<( std::ostream& ostr, print_helper_t<T> const& ph )
+{
+    print_log_value<T>()( ostr, ph.m_t );
+
+    return ostr;
+}
+
+//____________________________________________________________________________//
+
+// ************************************************************************** //
+// **************            TOOL BOX Implementation           ************** //
+// ************************************************************************** //
+
+BOOST_TEST_DECL 
+bool check_impl( predicate_result const& pr, ::ndnboost::unit_test::lazy_ostream const& check_descr,
+                 const_string file_name, std::size_t line_num,
+                 tool_level tl, check_type ct,
+                 std::size_t num_args, ... );
+
+//____________________________________________________________________________//
+
+#define TEMPL_PARAMS( z, m, dummy ) , typename BOOST_JOIN( Arg, m )
+#define FUNC_PARAMS( z, m, dummy )                                                  \
+ , BOOST_JOIN( Arg, m ) const& BOOST_JOIN( arg, m )                                 \
+ , char const* BOOST_JOIN( BOOST_JOIN( arg, m ), _descr )                           \
+/**/
+
+#define PRED_PARAMS( z, m, dummy ) BOOST_PP_COMMA_IF( m ) BOOST_JOIN( arg, m ) 
+
+#define ARG_INFO( z, m, dummy )                                                     \
+ , BOOST_JOIN( BOOST_JOIN( arg, m ), _descr )                                       \
+ , &static_cast<const unit_test::lazy_ostream&>(unit_test::lazy_ostream::instance() \
+        << ::ndnboost::test_tools::tt_detail::print_helper( BOOST_JOIN( arg, m ) ))    \
+/**/
+
+#define IMPL_FRWD( z, n, dummy )                                                    \
+template<typename Pred                                                              \
+         BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), TEMPL_PARAMS, _ )>            \
+inline bool                                                                         \
+check_frwd( Pred P, unit_test::lazy_ostream const& check_descr,                     \
+            const_string file_name, std::size_t line_num,                           \
+            tool_level tl, check_type ct                                            \
+            BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), FUNC_PARAMS, _ )           \
+)                                                                                   \
+{                                                                                   \
+    return                                                                          \
+    check_impl( P( BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), PRED_PARAMS, _ ) ), \
+                check_descr, file_name, line_num, tl, ct,                           \
+                BOOST_PP_ADD( n, 1 )                                                \
+                BOOST_PP_REPEAT_ ## z( BOOST_PP_ADD( n, 1 ), ARG_INFO, _ )          \
+    );                                                                              \
+}                                                                                   \
+/**/
+
+#ifndef BOOST_TEST_MAX_PREDICATE_ARITY
+#define BOOST_TEST_MAX_PREDICATE_ARITY 5
+#endif
+
+BOOST_PP_REPEAT( BOOST_TEST_MAX_PREDICATE_ARITY, IMPL_FRWD, _ )
+
+#undef TEMPL_PARAMS
+#undef FUNC_PARAMS
+#undef PRED_INFO
+#undef ARG_INFO
+#undef IMPL_FRWD
+
+//____________________________________________________________________________//
+
+template <class Left, class Right>
+predicate_result equal_impl( Left const& left, Right const& right )
+{
+    return left == right;
+}
+
+//____________________________________________________________________________//
+
+predicate_result        BOOST_TEST_DECL equal_impl( char const* left, char const* right );
+inline predicate_result equal_impl( char* left, char const* right ) { return equal_impl( static_cast<char const*>(left), static_cast<char const*>(right) ); }
+inline predicate_result equal_impl( char const* left, char* right ) { return equal_impl( static_cast<char const*>(left), static_cast<char const*>(right) ); }
+inline predicate_result equal_impl( char* left, char* right )       { return equal_impl( static_cast<char const*>(left), static_cast<char const*>(right) ); }
+
+#if !defined( BOOST_NO_CWCHAR )
+predicate_result        BOOST_TEST_DECL equal_impl( wchar_t const* left, wchar_t const* right );
+inline predicate_result equal_impl( wchar_t* left, wchar_t const* right ) { return equal_impl( static_cast<wchar_t const*>(left), static_cast<wchar_t const*>(right) ); }
+inline predicate_result equal_impl( wchar_t const* left, wchar_t* right ) { return equal_impl( static_cast<wchar_t const*>(left), static_cast<wchar_t const*>(right) ); }
+inline predicate_result equal_impl( wchar_t* left, wchar_t* right )       { return equal_impl( static_cast<wchar_t const*>(left), static_cast<wchar_t const*>(right) ); }
+#endif
+
+//____________________________________________________________________________//
+
+struct equal_impl_frwd {
+    template <typename Left, typename Right>
+    inline predicate_result
+    call_impl( Left const& left, Right const& right, mpl::false_ ) const
+    {
+        return equal_impl( left, right );
+    }
+
+    template <typename Left, typename Right>
+    inline predicate_result
+    call_impl( Left const& left, Right const& right, mpl::true_ ) const
+    {
+        return (*this)( right, &left[0] );
+    }
+
+    template <typename Left, typename Right>
+    inline predicate_result
+    operator()( Left const& left, Right const& right ) const
+    {
+        typedef typename is_array<Left>::type left_is_array;
+        return call_impl( left, right, left_is_array() );
+    }
+};
+
+//____________________________________________________________________________//
+
+struct ne_impl {
+    template <class Left, class Right>
+    predicate_result operator()( Left const& left, Right const& right )
+    {
+        return !equal_impl_frwd()( left, right );
+    }
+};
+
+//____________________________________________________________________________//
+
+struct lt_impl {
+    template <class Left, class Right>
+    predicate_result operator()( Left const& left, Right const& right )
+    {
+        return left < right;
+    }
+};
+
+//____________________________________________________________________________//
+
+struct le_impl {
+    template <class Left, class Right>
+    predicate_result operator()( Left const& left, Right const& right )
+    {
+        return left <= right;
+    }
+};
+
+//____________________________________________________________________________//
+
+struct gt_impl {
+    template <class Left, class Right>
+    predicate_result operator()( Left const& left, Right const& right )
+    {
+        return left > right;
+    }
+};
+
+//____________________________________________________________________________//
+
+struct ge_impl {
+    template <class Left, class Right>
+    predicate_result operator()( Left const& left, Right const& right )
+    {
+        return left >= right;
+    }
+};
+
+//____________________________________________________________________________//
+
+template <typename Left, typename Right>
+inline predicate_result
+equal_coll_impl( Left left_begin, Left left_end, Right right_begin, Right right_end )
+{
+    predicate_result    res( true );
+    std::size_t         pos = 0;
+
+    for( ; left_begin != left_end && right_begin != right_end; ++left_begin, ++right_begin, ++pos ) {
+        if( *left_begin != *right_begin ) {
+            res = false;
+            res.message() << "\nMismatch in a position " << pos << ": "  << *left_begin << " != " << *right_begin;
+        }
+    }
+
+    if( left_begin != left_end ) {
+        std::size_t r_size = pos;
+        while( left_begin != left_end ) {
+            ++pos;
+            ++left_begin;
+        }
+
+        res = false;
+        res.message() << "\nCollections size mismatch: " << pos << " != " << r_size;
+    }
+
+    if( right_begin != right_end ) {
+        std::size_t l_size = pos;
+        while( right_begin != right_end ) {
+            ++pos;
+            ++right_begin;
+        }
+
+        res = false;
+        res.message() << "\nCollections size mismatch: " << l_size << " != " << pos;
+    }
+
+    return res;
+}
+
+//____________________________________________________________________________//
+
+template <class Left, class Right>
+inline predicate_result
+bitwise_equal_impl( Left const& left, Right const& right )
+{
+    predicate_result    res( true );
+
+    std::size_t left_bit_size  = sizeof(Left)*CHAR_BIT;
+    std::size_t right_bit_size = sizeof(Right)*CHAR_BIT;
+
+    static Left const leftOne( 1 );
+    static Right const rightOne( 1 );
+
+    std::size_t total_bits = left_bit_size < right_bit_size ? left_bit_size : right_bit_size;
+
+    for( std::size_t counter = 0; counter < total_bits; ++counter ) {
+        if( ( left & ( leftOne << counter ) ) != ( right & ( rightOne << counter ) ) ) {
+            res = false;
+            res.message() << "\nMismatch in a position " << counter;
+        }
+    }
+
+    if( left_bit_size != right_bit_size ) {
+        res = false;
+        res.message() << "\nOperands bit sizes mismatch: " << left_bit_size << " != " << right_bit_size;
+    }
+
+    return res;
+}
+
+//____________________________________________________________________________//
+
+bool BOOST_TEST_DECL is_defined_impl( const_string symbol_name, const_string symbol_value );
+
+//____________________________________________________________________________//
+
+} // namespace tt_detail
+
+} // namespace test_tools
+
+namespace test_toolbox = test_tools;
+
+} // namespace ndnboost
+
+//____________________________________________________________________________//
+
+#include <ndnboost/test/detail/enable_warnings.hpp>
+
+#endif // BOOST_TEST_TEST_TOOLS_HPP_012705GER