// -*- C++ -*- // Copyright (C) 2005, 2006 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 2, 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 COPYING. If not, write to // the Free Software Foundation, 59 Temple Place - Suite 330, Boston, // MA 02111-1307, USA. // As a special exception, you may use this file as part of a free // software library without restriction. Specifically, if other files // instantiate templates or use macros or inline functions from this // file, or you compile this file and link it with other files to // produce an executable, this file does not by itself cause the // resulting executable to be covered by the GNU General Public // License. This exception does not however invalidate any other // reasons why the executable file might be covered by the GNU General // Public License. // 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 priority_queue_random_int_push_timing_test.cpp * Contains test for finding random_int. */ #include <ext/typelist.h> #include <performance/io/xml_formatter.hpp> #include <io/verified_cmd_line_input.hpp> #include <common_type/priority_queue/common_type.hpp> #include <performance/priority_queue/timing/push_test.hpp> #include <native_type/priority_queue/native_priority_queue.hpp> #include <rng/twister_rand_gen.hpp> #include <iostream> #include <vector> void usage(); int main(int argc, char* a_p_argv[]) { using namespace pb_ds::test; 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<int, char> > vec_t; vec_t a_v(vm); twister_rand_gen g; for (size_t i = 0; i < vm; ++i) a_v[i] = std::make_pair(static_cast<int>(g.get_unsigned_long()), 0); typedef push_test<vec_t::const_iterator> test_t; vec_t::const_iterator b = a_v.begin(); test_t tst(b, vn, vs, vm); { typedef pq_common_types<int>::performance_tl pq_tl_t; pq_tl_t tl; __gnu_cxx::typelist::apply(tst, tl); } { typedef native_priority_queue<int, true> native_pq_t; tst(native_pq_t()); } { typedef native_priority_queue<int, false> native_pq_t; tst(native_pq_t()); } } catch (...) { std::cerr << "Test failed" << std::endl; return -1; } return 0; } void usage() { using namespace std; cerr << "usage: priority_queue_random_int_push_timing_test <vn> <vs> <vm>" << endl << endl; cerr << "This test checks the performance of various priority_queue containers " "using their push method. " << endl; cerr << "Specifically, it does the following:" << endl; cerr << "* Creates a vector of random integers " << endl; cerr << "* Pushes the elements into the container" << endl; cerr << "* Repeats the above test a number of times " << endl; cerr << endl << 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; }