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Viewing changes to unittests/atomics_test.cc

  • Committer: Brian Aker
  • Date: 2009-02-21 00:18:15 UTC
  • Revision ID: brian@tangent.org-20090221001815-x20e8h71e984lvs1
Completion (?) of uint conversion.

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unittests/atomics_test.cc
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/* -*- mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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 *
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 *  Copyright (C) 2010 Stewart Smith
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 *
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation; either version 2 of the License, or
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 *  (at your option) any later version.
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 *
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 *  This program is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with this program; if not, write to the Free Software
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#include "config.h"
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#define BOOST_TEST_DYN_LINK
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#include <boost/test/unit_test.hpp>
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#include <drizzled/atomics.h>
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using namespace drizzled;
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BOOST_AUTO_TEST_SUITE(AtomicOperations)
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BOOST_AUTO_TEST_CASE(fetch_and_store)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(0, u235.fetch_and_store(1));
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  u235.fetch_and_store(15);
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  BOOST_REQUIRE_EQUAL(15, u235.fetch_and_store(100));
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  BOOST_REQUIRE_EQUAL(100, u235);
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}
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BOOST_AUTO_TEST_CASE(fetch_and_increment)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(0, u235.fetch_and_increment());
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  BOOST_REQUIRE_EQUAL(1, u235);
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}
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BOOST_AUTO_TEST_CASE(fetch_and_add)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(0, u235.fetch_and_add(2));
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  BOOST_REQUIRE_EQUAL(2, u235);
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}
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BOOST_AUTO_TEST_CASE(add_and_fetch)
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{
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  atomic<uint32_t> u235;
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  BOOST_REQUIRE_EQUAL(10, u235.add_and_fetch(10));
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  BOOST_REQUIRE_EQUAL(10, u235);
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}
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BOOST_AUTO_TEST_CASE(fetch_and_decrement)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(15);
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  BOOST_REQUIRE_EQUAL(15, u235.fetch_and_decrement());
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  BOOST_REQUIRE_EQUAL(14, u235);
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}
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BOOST_AUTO_TEST_CASE(compare_and_swap)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(100);
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  BOOST_REQUIRE(not u235.compare_and_swap(42, 200));
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  BOOST_REQUIRE(u235.compare_and_swap(200, 100));
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  BOOST_REQUIRE_EQUAL(200, u235);
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}
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BOOST_AUTO_TEST_CASE(increment)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(200);
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  BOOST_REQUIRE_EQUAL(201, u235.increment());
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}
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BOOST_AUTO_TEST_CASE(decrement)
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{
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  atomic<uint32_t> u235;
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  u235.fetch_and_store(200);
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  BOOST_REQUIRE_EQUAL(199, u235.decrement());
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}
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BOOST_AUTO_TEST_SUITE_END()
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/* TODO: add tests for += and -= when supported */
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