text: /* Classes for Boost.Flyweight key-value tests.
   *
   * Copyright 2006-2014 Joaquin M Lopez Munoz.
   * 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/flyweight for library home page.
   */
  
  #ifndef BOOST_FLYWEIGHT_TEST_HEAVY_OBJECTS_HPP
  #define BOOST_FLYWEIGHT_TEST_HEAVY_OBJECTS_HPP
  
  #if defined(_MSC_VER)
  #pragma once
  #endif
  
  #include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
  #include <boost/noncopyable.hpp>
  #include <iosfwd>
  #include <string>
  
  struct texture
  {
    texture(const std::string& str_=""):str(str_){}
  
    friend bool operator==(
      const texture& x,const texture& y){return x.str==y.str;}
    friend bool operator< (
      const texture& x,const texture& y){return x.str< y.str;}
    friend bool operator!=(
      const texture& x,const texture& y){return x.str!=y.str;}
    friend bool operator> (
      const texture& x,const texture& y){return x.str> y.str;}
    friend bool operator>=(
      const texture& x,const texture& y){return x.str>=y.str;}
    friend bool operator<=(
      const texture& x,const texture& y){return x.str<=y.str;}
  
    friend std::ostream& operator<<(std::ostream& os,const texture& x)
    {
      return os<<x.str;
    }
  
    friend std::istream& operator>>(std::istream& is,texture& x)
    {
      return is>>x.str;
    }
  
    std::string str;
  };
  
  struct from_texture_to_string
  {
    const std::string& operator()(const texture& x)const{return x.str;}
  };
  
  struct factorization:private boost::noncopyable
  {
    factorization(int n_=0):n(n_){}
  
    friend bool operator==(
      const factorization& x,const factorization& y){return x.n==y.n;}
    friend bool operator< (
      const factorization& x,const factorization& y){return x.n< y.n;}
    friend bool operator!=(
      const factorization& x,const factorization& y){return x.n!=y.n;}
    friend bool operator> (
      const factorization& x,const factorization& y){return x.n> y.n;}
    friend bool operator>=(
      const factorization& x,const factorization& y){return x.n>=y.n;}
    friend bool operator<=(
      const factorization& x,const factorization& y){return x.n<=y.n;}
  
    friend std::ostream& operator<<(std::ostream& os,const factorization& x)
    {
      return os<<x.n;
    }
  
    friend std::istream& operator>>(std::istream& is,factorization& x)
    {
      return is>>x.n;
    }
  
    int n;
  };
  
  #if !defined(BOOST_NO_EXCEPTIONS)
  struct throwing_value_exception{};
  
  struct throwing_value
  {
    throwing_value():n(0){}
    throwing_value(const throwing_value&){throw throwing_value_exception();}
    throwing_value(int){throw throwing_value_exception();}
  
    int n;
  };
  
  struct from_throwing_value_to_int
  {
    const int& operator()(const throwing_value& x)const{return x.n;}
  };
  #endif
  
  #endif
  