libstdc++-v3/testsuite/util/regression/basic_type.hpp

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2005, 2006 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the terms
   7 // of the GNU General Public License as published by the Free Software
   8 // Foundation; either version 2, or (at your option) any later
   9 // version.
  10
  11 // This library is distributed in the hope that it will be useful, but
  12 // WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 // General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this library; see the file COPYING.  If not, write to
  18 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
  19 // MA 02111-1307, USA.
  20
  21 // As a special exception, you may use this file as part of a free
  22 // software library without restriction.  Specifically, if other files
  23 // instantiate templates or use macros or inline functions from this
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  25 // produce an executable, this file does not by itself cause the
  26 // resulting executable to be covered by the GNU General Public
  27 // License.  This exception does not however invalidate any other
  28 // reasons why the executable file might be covered by the GNU General
  29 // Public License.
  30
  31 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  32
  33 // Permission to use, copy, modify, sell, and distribute this software
  34 // is hereby granted without fee, provided that the above copyright
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  40 // warranty.
  41
  42 /**
  43  * @file basic_type.hpp
  44  * Containsert a type used for regression tests' key and data.
  45  */
  46
  47 #ifndef PB_DS_BASIC_TYPE_HPP
  48 #define PB_DS_BASIC_TYPE_HPP
  49
  50 #include <string>
  51 #include <regression/res_mng/dbg_ex_allocator.hpp>
  52
  53 namespace pb_ds
  54 {
  55 namespace test
  56 {
  57 #define PB_DS_BASE_C_DEC \
  58   std::basic_string<char, std::char_traits<char>, dbg_ex_allocator<char> >
  59
  60   struct basic_type : public PB_DS_BASE_C_DEC
  61   {
  62   private:
  63     typedef PB_DS_BASE_C_DEC base_type;
  64
  65   public:
  66     enum
  67       {
  68         distinct_chars = 4
  69       };
  70
  71     basic_type() { }
  72
  73     template<typename Gen>
  74     basic_type(Gen& r_gen, size_t max)
  75     {
  76       size_t rnd = r_gen.get_unsigned_long(0, static_cast<unsigned long>(max));
  77       while (rnd > 0)
  78         {
  79           base_type::push_back('a' + static_cast<char>(rnd % distinct_chars));
  80           rnd /= distinct_chars;
  81         }
  82     }
  83
  84     basic_type(const std::string other)
  85     {
  86       std::string::const_iterator it = other.begin();
  87       while (it != other.end())
  88         {
  89           base_type::push_back(*it);
  90           ++it;
  91         }
  92     }
  93
  94     operator std::string() const
  95     { return std::string(base_type::c_str());}
  96   };
  97
  98 #undef PB_DS_BASE_C_DEC
  99
 100 } // namespace test
 101 } // namespace pb_ds
 102
 103 #endif // #ifndef PB_DS_BASIC_TYPE_HPP