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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [libstdc++-v3/] [testsuite/] [util/] [regression/] [rand/] [assoc/] [rand_regression_test.hpp] - Rev 516
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// -*- C++ -*- // Copyright (C) 2005, 2006, 2009 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 rand_regression_test.hpp * Contains a random-operation test. */ #ifndef PB_DS_ASSOC_RAND_REGRESSION_TEST_HPP #define PB_DS_ASSOC_RAND_REGRESSION_TEST_HPP #include <iostream> #include <vector> #include <regression/rand/assoc/container_rand_regression_test.h> #include <io/verified_cmd_line_input.hpp> #include <common_type/assoc/common_type.hpp> #include <regression/basic_type.hpp> #include <regression/common_type.hpp> namespace __gnu_pbds { namespace test { namespace detail { #ifndef PB_DS_REGRESSION #error "Must define PB_DS_REGRESSION" #endif struct rand_reg_test { public: rand_reg_test(size_t seed, size_t n, size_t m, double tp, double ip, double ep, double cp, double mp, bool d) : m_sd(seed), m_n(n), m_m(m), m_tp(tp), m_ip(ip), m_ep(ep), m_cp(cp), m_mp(mp), m_disp(d) { } template<typename Cntnr> void operator()(Cntnr) { unsigned long ul = static_cast<unsigned long>(m_sd); container_rand_regression_test<Cntnr> t(ul, m_n, m_n, m_tp, m_ip, m_ep, m_cp, m_mp, m_disp); t(); } private: const size_t m_sd; const size_t m_n; const size_t m_m; const double m_tp; const double m_ip; const double m_ep; const double m_cp; const double m_mp; const bool m_disp; }; void usage(const std::string& r_name); void verify_params(size_t&, size_t&, size_t&, double&, double&, double&, double&, double&, bool&); } // namespace detail template<typename TL> int rand_regression_test(size_t iter, size_t keys, const std::string name, TL tl) { // Sane defaults. size_t n = iter; size_t m = keys; size_t sd = twister_rand_gen::get_time_determined_seed(); double tp = 0.2; double ip = 0.6; double ep = 0.2; double cp = 0.001; double mp = 0.25; bool disp = false; // show progress try { detail::verify_params(sd, n, m, tp, ip, ep, cp, mp, disp); } catch (__gnu_pbds::test::illegal_input_error&) { detail::usage(name); return -1; } catch (...) { return -2; }; // XXX RAII, constructor takes bool for display xml_test_rand_regression_formatter* p_fmt = NULL; if (disp) p_fmt = new xml_test_rand_regression_formatter(sd, n, m, tp, ip, ep, cp, mp); try { detail::rand_reg_test tst(sd, n, m, tp, ip, ep, cp, mp, disp); __gnu_cxx::typelist::apply(tst, tl); } catch (...) { std::cerr << "Test failed with seed " << sd << std::endl; if (disp) delete p_fmt; throw; } if (disp) delete p_fmt; return 0; } namespace detail { inline void usage(const std::string& name) { using namespace std; cerr << "usage: " << name << " <sd> <n> <m> <tp> <ip> <ep> <cp> <mp> ['t' | 'f']" << endl << endl; cerr << "This test performs basic regression tests on various associative containers." "For each container, it performs a sequence of operations. At each iteration, it does " "the following: " << endl; cerr << "* Performs an operation on the container " << endl; cerr << "* Performs the same operation on an cntnr object" << endl; cerr << "* Possibly compares the container to the cntnr object" << endl; cerr << "* Checks that exceptions (thrown by an allocator) " "do not violate exception guarantees"; cerr << endl << endl; cerr << "sd = seed for random-number generator; " "0 = time determined value" << endl; cerr << "n = number of iterations" << endl; cerr << "m = number of distinct values" << endl; cerr << "tp = probability that an exception will be actively thrown" << endl; cerr << "ip = probability that an operation will be insert" << endl; cerr << "ep = probability that an operation will be erase" << endl; cerr << "cp = probability that an operation will be clear" << endl; cerr << "(therefore, 1 - (ip + ep + cp) = probability of any other operation)" << endl; cerr << "mp = probability that the container will be compared to the cntnr object" << endl; cerr << "'t' or 'f' determine whether progress will be displayed" << endl; } inline void verify_params(size_t& r_seed, size_t& r_n, size_t& r_m, double& r_tp, double& r_ip, double& r_ep, double& r_cp, double& r_mp, bool& r_d) { verify_prob(r_tp); verify_prob(r_ip); verify_prob(r_ep); verify_prob(r_cp); verify_prob(r_mp); verify_prob(r_ip + r_ep + r_cp); } } // namespace detail } // namespace test } // namespace __gnu_pbds #endif