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diff --git a/boost/test/output_test_stream.hpp b/boost/test/output_test_stream.hpp
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+//  (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: 49312 $
+//
+//  Description : output_test_stream class definition
+// ***************************************************************************
+
+#ifndef BOOST_TEST_OUTPUT_TEST_STREAM_HPP_012705GER
+#define BOOST_TEST_OUTPUT_TEST_STREAM_HPP_012705GER
+
+// Boost.Test
+#include <boost/test/detail/global_typedef.hpp>
+#include <boost/test/utils/wrap_stringstream.hpp>
+#include <boost/test/predicate_result.hpp>
+
+// STL
+#include <cstddef>          // for std::size_t
+
+#include <boost/test/detail/suppress_warnings.hpp>
+
+//____________________________________________________________________________//
+
+// ************************************************************************** //
+// **************               output_test_stream             ************** //
+// ************************************************************************** //
+
+// class to be used to simplify testing of ostream-based output operations
+
+namespace boost {
+
+namespace test_tools {
+
+class BOOST_TEST_DECL output_test_stream : public wrap_stringstream::wrapped_stream {
+    typedef unit_test::const_string const_string;
+    typedef predicate_result        result_type;
+public:
+    // Constructor
+    explicit        output_test_stream( const_string    pattern_file_name = const_string(),
+                                        bool            match_or_save     = true,
+                                        bool            text_or_binary    = true );
+
+    // Destructor
+    ~output_test_stream();
+
+    // checking function
+    result_type     is_empty( bool flush_stream = true );
+    result_type     check_length( std::size_t length, bool flush_stream = true );
+    result_type     is_equal( const_string arg_, bool flush_stream = true );
+    result_type     match_pattern( bool flush_stream = true );
+
+    // explicit flush
+    void            flush();
+
+private:
+    // helper functions
+    std::size_t     length();
+    void            sync();
+
+    struct Impl;
+    Impl*           m_pimpl;
+};
+
+} // namespace test_tools
+
+} // namespace boost
+
+//____________________________________________________________________________//
+
+#include <boost/test/detail/enable_warnings.hpp>
+
+#endif // BOOST_TEST_OUTPUT_TEST_STREAM_HPP_012705GER