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// -*- C++ -*-
// Copyright (C) 2005-2015 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the terms
// of the GNU General Public License as published by the Free Software
// Foundation; either version 3, or (at your option) any later
// version.
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice
// and this permission notice appear in supporting documentation. None
// of the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied
// warranty.
/**
* @file text_find_timing_test.cpp
* Contains test for finding text.
*/
#include <ext/typelist.h>
#include <performance/io/xml_formatter.hpp>
#include <io/verified_cmd_line_input.hpp>
#include <common_type/assoc/common_type.hpp>
#include <performance/assoc/timing/find_test.hpp>
#include <io/text_populate.hpp>
#include <hash_fn/string_hash_fn.hpp>
#include <native_type/native_hash_map.hpp>
#include <native_type/native_map.hpp>
#include <iostream>
#include <vector>
void
usage();
int
main(int argc, char* a_p_argv[])
{
using namespace __gnu_pbds::test;
std::string f_name = "thirty_years_among_the_dead_preproc.txt";
size_t vn = 200;
size_t vs = 200;
size_t vm = 2100;
try
{
xml_test_performance_formatter fmt("Size", "Average time (sec.)");
typedef std::vector<std::pair<std::string, char> > vec_t;
vec_t a_v(vm);
text_populate(f_name, a_v);
typedef find_test<vec_t::const_iterator, false> test_t;
vec_t::const_iterator b = a_v.begin();
test_t tst(b, b, vn, vs, vm, vn, vs, vm);
{
typedef trie_common_types<std::string, char>::performance_tl pat_trie_tl_t;
typedef tree_common_types<std::string, char>::performance_tl tree_tl_t;
typedef hash_common_types<std::string, char, string_hash_fn>::performance_tl hash_tl_t;
typedef __gnu_cxx::typelist::append<pat_trie_tl_t, __gnu_cxx::typelist::append<hash_tl_t, tree_tl_t>::type>::type tl_t;
tl_t tl;
__gnu_cxx::typelist::apply(tst, tl);
}
{
typedef native_map<std::string, char> native_map_t;
tst(native_map_t());
#ifdef PB_DS_USE_TR1
typedef native_hash_map<std::string, char, 8, string_hash_fn> native_hash_map_t;
tst(native_hash_map_t());
typedef
native_hash_map<
std::string,
char,
8,
string_hash_fn,
std::equal_to<
std::string>,
std::less<
std::string>,
std::allocator<
char>,
true>
sth_native_hash_map_t;
tst(sth_native_hash_map_t());
#endif
}
}
catch(...)
{
std::cerr << "Test failed" << std::endl;
return -1;
}
return 0;
}
void
usage()
{
using namespace std;
cerr << "usage: text_find_timing_test <f_name> <vn> <vs> <vm>" <<
endl << endl;
cerr <<
"This test checks the performance of various associative containers "
"using their find method. " << endl;
cerr << "Specifically, it does the following:" << endl;
cerr << "* Creates a vector of text words " << endl;
cerr << "* Inserts the elements into the container" << endl;
cerr << "* Performs a sequence of find operations. At each iteration, "
"it finds, for each word in the vector, its entry in the "
"container, using the find method" << endl;
cerr << "* Repeats the above test a number of times) "
<< endl;
cerr << endl << endl;
cerr << "f_name = file name containing the text words. "
"Each line should contain one word." << endl;
cerr << "vn = minimum size of the vector" << endl;
cerr << "vs = step size of the vector" << endl;
cerr << "vm = maximum size of the vector" << endl;
}
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