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/* -*- mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Copyright (C) 2010 Andrew Hutchings
*
* This program 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 of the License, or
* (at your option) any later version.
*
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#define BOOST_TEST_DYN_LINK
#include <boost/test/unit_test.hpp>
#include "drizzled/global_buffer.h"
BOOST_AUTO_TEST_SUITE(GlobalBufferTests)
BOOST_AUTO_TEST_CASE(overflow)
{
drizzled::global_buffer_constraint<uint64_t> test_buffer(1024);
BOOST_REQUIRE(test_buffer.add(512));
BOOST_REQUIRE(test_buffer.add(512));
BOOST_REQUIRE(not test_buffer.add(1));
}
BOOST_AUTO_TEST_CASE(subtract)
{
drizzled::global_buffer_constraint<uint64_t> test_buffer(1024);
BOOST_REQUIRE(test_buffer.add(1024));
BOOST_REQUIRE(test_buffer.sub(512));
BOOST_REQUIRE(test_buffer.add(512));
BOOST_REQUIRE(not test_buffer.add(1));
}
BOOST_AUTO_TEST_CASE(underflow)
{
drizzled::global_buffer_constraint<uint64_t> test_buffer(1024);
BOOST_REQUIRE(test_buffer.add(10));
BOOST_REQUIRE(not test_buffer.sub(11));
}
BOOST_AUTO_TEST_CASE(change_max)
{
drizzled::global_buffer_constraint<uint64_t> test_buffer(1024);
test_buffer.setMaxSize(512);
BOOST_REQUIRE(not test_buffer.add(513));
}
BOOST_AUTO_TEST_SUITE_END()
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