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- /*
- * Distributed under the Boost Software License, Version 1.0.(See accompanying
- * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
- *
- * See http://www.boost.org/libs/iostreams for documentation.
- * File: libs/iostreams/test/stream_offset_32bit_test.cpp
- * Date: Sun Dec 23 21:11:23 MST 2007
- * Copyright: 2007-2008 CodeRage, LLC
- * Author: Jonathan Turkanis
- * Contact: turkanis at coderage dot com
- *
- * Tests the functions defined in the header "boost/iostreams/positioning.hpp"
- * with small (32-bit) file offsets.
- */
- #include <boost/iostreams/positioning.hpp>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include <boost/type_traits/is_integral.hpp>
- using namespace std;
- using namespace boost;
- using namespace boost::iostreams;
- using boost::unit_test::test_suite;
- void stream_offset_32bit_test()
- {
- stream_offset small_file = 1000000;
- stream_offset off = -small_file;
- streampos pos = offset_to_position(off);
- while (off < small_file)
- {
- BOOST_CHECK(off == position_to_offset(offset_to_position(off)));
- BOOST_CHECK(pos == offset_to_position(position_to_offset(pos)));
- off += 20000;
- pos += 20000;
- BOOST_CHECK(off == position_to_offset(offset_to_position(off)));
- BOOST_CHECK(pos == offset_to_position(position_to_offset(pos)));
- off -= 10000;
- pos -= 10000;
- }
- }
- test_suite* init_unit_test_suite(int, char* [])
- {
- test_suite* test = BOOST_TEST_SUITE("stream_offset 32-bit test");
- test->add(BOOST_TEST_CASE(&stream_offset_32bit_test));
- return test;
- }
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