| // -*- C++ -*- |
| |
| // Copyright (C) 2005-2021 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 elapsed_timer.cpp |
| * Contains utilities for tests. |
| */ |
| |
| #include <util/performance/time/elapsed_timer.hpp> |
| |
| namespace __gnu_pbds |
| { |
| |
| namespace test |
| { |
| |
| elapsed_timer:: |
| elapsed_timer() |
| { |
| reset(); |
| } |
| |
| void |
| elapsed_timer:: |
| reset() |
| { |
| m_start = ::clock(); |
| } |
| |
| elapsed_timer:: |
| operator double() const |
| { |
| const clock_t now = ::clock(); |
| |
| return (((double)now - m_start) / CLOCKS_PER_SEC); |
| } |
| |
| } // namespace test |
| |
| } // namespace __gnu_pbds |
