libstdc++-v3/testsuite/performance/ext/pb_ds/multimap_text_insert_mem_usage.hpp

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2005, 2006, 2009 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 3, 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 COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20
  21 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  22
  23 // Permission to use, copy, modify, sell, and distribute this software
  24 // is hereby granted without fee, provided that the above copyright
  25 // notice appears in all copies, and that both that copyright notice
  26 // and this permission notice appear in supporting documentation. None
  27 // of the above authors, nor IBM Haifa Research Laboratories, make any
  28 // representation about the suitability of this software for any
  29 // purpose. It is provided "as is" without express or implied
  30 // warranty.
  31
  32 /**
  33  * @file multimap_text_insert_mem_usage_test.cpp
  34  * Contains test for inserting text words.
  35  */
  36
  37 #include <iostream>
  38 #include <vector>
  39 #include <ext/typelist.h>
  40 #include <testsuite_allocator.h>
  41 #include <io/text_populate.hpp>
  42 #include <performance/io/xml_formatter.hpp>
  43 #include <native_type/native_hash_multimap.hpp>
  44 #include <native_type/native_multimap.hpp>
  45 #include <io/verified_cmd_line_input.hpp>
  46 #include <testsuite_rng.h>
  47 #include <common_type/assoc/common_type.hpp>
  48 #include <performance/assoc/mem_usage/multimap_insert_test.hpp>
  49 #include <performance/assoc/multimap_common_type.hpp>
  50 #include <hash_fn/string_hash_fn.hpp>
  51
  52 void
  53 usage();
  54
  55 void
  56 set_test_parameters(size_t& n, size_t&s, size_t& m, size_t& prm);
  57
  58 int
  59 main(int argc, char* a_p_argv[])
  60 {
  61   using namespace __gnu_pbds::test;
  62
  63   std::string f_name = "thirty_years_among_the_dead_preproc.txt";
  64   size_t prm;
  65   size_t ratio_n;
  66   size_t ratio_s;
  67   size_t ratio_m;
  68
  69   set_test_parameters(prm, ratio_n, ratio_s, ratio_m);
  70
  71   try
  72     {
  73       xml_test_performance_formatter fmt("Size", "Memory (bytes)");
  74
  75       typedef std::vector<std::pair<std::string, int> > init_vec_t;
  76       init_vec_t a_v_init(prm);
  77       distinct_text_populate(f_name, a_v_init);
  78
  79       typedef __gnu_test::tracker_allocator<char> alloc_t;
  80       typedef std::basic_string<char, std::char_traits<char>, alloc_t> string_t;
  81       typedef std::vector<std::pair<string_t, int> > vec_t;
  82       vec_t a_v;
  83       twister_rand_gen g;
  84       for (size_t i = 0; i < ratio_m; ++i)
  85         for (size_t j = 0; j < a_v_init.size(); ++j)
  86           a_v.push_back(std::make_pair(string_t(a_v_init[j].first.begin(), a_v_init[j].first.end()), static_cast<int>(g.get_unsigned_long())));
  87
  88       vec_t::const_iterator b = a_v.begin();
  89       {
  90         typedef mmap_tl_t<string_t, int, alloc_t>::type tl_t;
  91         tl_t tl;
  92         typedef multimap_insert_test<vec_t::const_iterator, false> test_type;
  93         test_type tst(b, prm* ratio_n, prm* ratio_s, prm* ratio_m);
  94         __gnu_cxx::typelist::apply(tst, tl);
  95       }
  96
  97       {
  98         typedef mmap_tl_t< string_t, int, alloc_t>::type tl_t;
  99         tl_t tl;
 100         typedef multimap_insert_test<vec_t::const_iterator, false> test_type;
 101         test_type tst(b,  prm*  ratio_n, prm*  ratio_s, prm*  ratio_m);
 102         __gnu_cxx::typelist::apply(tst, tl);
 103       }
 104
 105       typedef multimap_insert_test<vec_t::const_iterator, true> test_type;
 106       test_type tst(b,  prm* ratio_n, prm* ratio_s, prm* ratio_m);
 107       {
 108         typedef native_multimap<string_t, int, std::less<string_t>, alloc_t> native_t;
 109         tst(native_t());
 110       }
 111
 112       {
 113         typedef
 114           native_hash_multimap<
 115           string_t,
 116           int,
 117           8,
 118           string_hash_fn, std::equal_to<string_t>,
 119           std::less<string_t>,
 120           alloc_t>
 121           native_t;
 122
 123         tst(native_t());
 124       }
 125     }
 126   catch (...)
 127     {
 128       std::cerr << "Test failed" << std::endl;
 129       return -1;
 130     }
 131   return 0;
 132 }
 133
 134 void
 135 usage()
 136 {
 137   using namespace std;
 138   cerr << "usage: multimap_text_insert_test.out <prm> <ratio_n> <ratio_s> <ratio_m>" <<
 139     endl << endl;
 140
 141   cerr <<
 142     "This test checks the performance of various associative containers "
 143     "using their insert method. " << endl;
 144   cerr << "Specifically, it does the following:"    << endl;
 145   cerr << "*  Creates a vector of pairs of text words"    << endl;
 146   cerr << "*  Inserts the elements into the container"    << endl;
 147   cerr << "*  Repeats the above test a number of times" << endl;
 148
 149   cerr << endl << endl;
 150
 151   cerr << "prm = maximum size of distinct pair-first entries" << endl;
 152   cerr << "ratio_n = minimum ratio of secondary keys to primary keys" << endl;
 153   cerr << "ratio_s = step ratio of secondary keys to primary keys" << endl;
 154   cerr << "ratio_m = maximum ratio of secondary keys to primary keys" << endl;
 155 }