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- /* Copyright (c) 2002,2003,2005 CrystalClear Software, Inc.
- * Use, modification and distribution is subject to the
- * Boost Software License, Version 1.0. (See accompanying
- * file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
- * Author: Jeff Garland, Bart Garst
- */
- #include "boost/date_time/wrapping_int.hpp"
- //#define BOOST_INCLUDE_MAIN
- //#include <boost/test/test_tools.hpp>
- #include "testfrmwk.hpp"
- #include "boost/cstdint.hpp"
- #include <iostream>
- int
- main()
- // int
- // test_main(int, char*[])
- {
- using namespace boost::date_time;
-
- wrapping_int<int, 3600> wi(3599);
- check("construction/conversion", wi == 3599);
- check("add with wrap", wi.add(1) == 1);
- check("added value ok", wi == 0);
- check("add with 2 wraps", wi.add(7201) == 2);
- check("added value ok", wi == 1);
- check("add with 3 wraps", wi.add(10800) == 3);
- check("added value ok", wi == 1);
- check("subtract no wrap", wi.subtract(1) == 0);
- check("subtract val ok", wi == 0);
- check("subtract no wrap", wi.subtract(3601) == 2);
- check("subtract val ok", wi == 3599);
- check("add again", (wi.add(2) == 1) && (wi == 1));
- check("subtract again", (wi.subtract(2) == 1) && (wi == 3599));
- check("add again", (wi.add(2) == 1) && (wi == 1));
- check("subtract again", (wi.subtract(3600) == 1) && (wi == 1));
- check("subtract again", (wi.subtract(3599) == 1) && (wi == 2));
- check("subtract again", (wi.subtract(1) == 0) && (wi == 1));
- std::cout << wi << std::endl;
- wrapping_int<short, 60> wi2(0);
- check("add with wrap - return", wi2.add(121) == 2);
- check("add with wrap - value", wi2 == 1);
- wrapping_int<short, 60> wi3(-5);
- check("signed int - add return", wi3.add(5) == 0);
- check("signed int - value", wi3 == 0);
- { // subtracting negative values
- wrapping_int<short, 10> wi4(5);
- check("subtract negative value to cause wrap",
- (wi4.subtract(-8) == -1 && wi4 == 3));
- check("reset", wi4.add(2) == 0 && wi4 ==5);
- check("add negative value to cause wrap",
- (wi4.add(-8) == -1 && wi4 == 7));
- }
- wrapping_int2<short, 1, 5> wi4(1);
- check("construct", wi4 == 1);
- check("add up to wrap value", (wi4.add(4) == 0 && wi4 == 5));
- check("add over the wrap value", (wi4.add(1) == 1 && wi4 == 1));
- check("add over the wrap value X 2", (wi4.add(10) == 2 && wi4 == 1));
- check("add over the wrap value X 3", (wi4.add(15) == 3 && wi4 == 1));
- wrapping_int2<short, 1, 12> wi5(12);
- check("construct", wi5 == 12);
- check("add over the wrap value", (wi5.add(1) == 1 && wi5 == 1));
-
- check("subtract of the wrap value", (wi5.subtract(1) == -1 && wi5 == 12));
- check("subtract of the wrap value", (wi5.subtract(13) == -1 && wi5 == 11));
- // min_values other than 1
- wrapping_int2<short, 2, 6> wi6(2);
- check("construct", wi6 == 2);
- check("add up to wrap value", (wi6.add(4) == 0 && wi6 == 6));
- check("add over the wrap value", (wi6.add(1) == 1 && wi6 == 2));
- check("add over the wrap value X 2", wi6.add(11) == 2);
- check("add over the wrap value X 2", wi6 == 3);
- check("sub down to wrap value", wi6.subtract(1) == 0 && wi6 == 2);
- check("sub under the wrap value", wi6.subtract(1) == -1 && wi6 == 6);
- check("sub under the wrap value X 2", wi6.subtract(11) == -2 && wi6 == 5);
- //std::cout << wi6 << std::endl;
- // adding & subtracting negative values
- wrapping_int2<short, 1, 12> wi7(6);
- wrapping_int2<short, -5, 5> wi8(0);
- check("add negative value", (wi7.add(-2) == 0 && wi7 == 4));
- check("add negative value", (wi8.add(-2) == 0 && wi8 == -2));
- check("add negative value to cause single wrap",
- (wi7.add(-6) == -1 && wi7 == 10));
- check("add negative value to cause single wrap",
- (wi8.add(-5) == -1 && wi8 == 4));
- check("add negative value to cause multiple wrap",
- (wi7.add(-22) == -2 && wi7 == 12));
- check("add negative value to cause multiple wrap",
- (wi8.add(-22) == -2 && wi8 == 4));
- // reset values to mid range
- wi7.subtract(6);
- check("reset", wi7 == 6);
- wi8.subtract(4);
- check("reset", wi8 == 0);
- check("subtract negative value", (wi7.subtract(-2) == 0 && wi7 == 8));
- check("subtract negative value", (wi8.subtract(-2) == 0 && wi8 == 2));
- check("subtract negative value to cause single wrap",
- (wi7.subtract(-6) == 1 && wi7 == 2));
- check("subtract negative value to cause single wrap",
- (wi8.subtract(-5) == 1 && wi8 == -4));
- check("subtract negative value to cause multiple wrap",
- (wi7.subtract(-23) == 2 && wi7 == 1));
- check("subtract negative value to cause multiple wrap",
- (wi8.subtract(-22) == 2 && wi8 == -4));
- // #ifdef BOOST_HAS_LONG_LONG
- // wrapping_int<boost::int64_t, 86400*100000LL> wi4(0);
- // check("construction/conversion", wi4 == 0);
- // boost::int64_t off2 = 372300000;
- // boost::int64_t wrap = 86400LL*100000LL;
- // boost::int64_t wrap2 = 86400000000;
- // wrapping_int<boost::int64_t,86400000000LL> wi5((3600*1 + 60*2 + 3)*100000);
- // std::cout << wi5 << std::endl;
- // boost::int64_t over = wi4.add(off2);
- // std::cout << over << std::endl;
- // std::cout << wrap << std::endl;
- // std::cout << wrap2 << std::endl;
- // // check("construction/conversion", wi4 == 0);
- // #endif
- // wrapping_int<int, 60> wi(121);
- // check("construction/conversion", wi == 121);
- // check("add with wrap", wi.add(1) == 1);
- return printTestStats();
- }
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