libstdc++-v3/testsuite/util/regression/rand/assoc/detail/get_set_load_fn_imps.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
  35 // notice appears in all copies, and that both that copyright notice
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  37 // of the above authors, nor IBM Haifa Research Laboratories, make any
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  40 // warranty.
  41
  42 /**
  43  * @file get_set_load_fn_imps.hpp
  44  * Containsert a random regression test for a specific container type.
  45  */
  46
  47 PB_DS_CLASS_T_DEC
  48 void
  49 PB_DS_CLASS_C_DEC::
  50 get_set_load()
  51 {
  52   typedef
  53     __gnu_pbds::detail::integral_constant<int,
  54     test_traits::get_set_load>
  55     get_set_load_ind;
  56
  57   get_set_load_imp(get_set_load_ind());
  58 }
  59
  60 PB_DS_CLASS_T_DEC
  61 void
  62 PB_DS_CLASS_C_DEC::
  63 get_set_load_imp(__gnu_pbds::detail::false_type)
  64 { }
  65
  66 PB_DS_CLASS_T_DEC
  67 void
  68 PB_DS_CLASS_C_DEC::
  69 get_set_load_imp(__gnu_pbds::detail::true_type)
  70 {
  71   PB_DS_TRACE("get_set_load");
  72
  73   PB_DS_SET_DESTRUCT_PRINT
  74
  75     m_p_c->get_load();
  76
  77   m_alloc.set_throw_prob(1);
  78
  79   typename alloc_t::group_throw_prob_adjustor adjust(
  80                                                      m_p_c->size());
  81
  82   const float min_load = static_cast<float>(0.05);
  83   const float max_load = static_cast<float>(0.9);
  84
  85   const float new_load =
  86     static_cast<float>(
  87                        m_g.get_prob()*  (max_load - min_load) +
  88                        min_load);
  89
  90   m_p_c->set_load(new_load);
  91
  92   PB_DS_THROW_IF_FAILED(
  93                         m_p_c->get_load() == new_load,
  94                         "",
  95                         m_p_c,
  96                         & m_native_c);
  97
  98   PB_DS_COND_COMPARE(*m_p_c, m_native_c);
  99
 100   PB_DS_CANCEL_DESTRUCT_PRINT
 101     }
 102