mirror of
https://github.com/boostorg/date_time.git
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93 lines
3.2 KiB
C++
93 lines
3.2 KiB
C++
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#include "boost/date_time/int_adapter.hpp"
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#include "boost/date_time/testfrmwk.hpp"
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#include "boost/cstdint.hpp"
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#include <iostream>
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template<typename int_type>
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void print()
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{
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//MSVC 6 has problems with this, but it's not really important
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//so we will just skip them....
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#if (defined(BOOST_MSVC) && (_MSC_VER <= 1200)) // 1200 == VC++ 6.0
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#else
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std::cout << "min: " << int_type::min().as_number() << std::endl;
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std::cout << "max: " << int_type::max().as_number() << std::endl;
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std::cout << "neg_infin: " <<
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int_type::neg_infinity().as_number() << std::endl;
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std::cout << "pos_infin: " <<
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int_type::pos_infinity().as_number() << std::endl;
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std::cout << "not a number: " <<
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int_type::not_a_number().as_number() << std::endl;
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#endif
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}
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template<typename int_type>
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void test_int()
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{
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int_type i = int_type::neg_infinity();
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check("is infinity", i.is_infinity());
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check("as_special convert", boost::date_time::neg_infin == i.as_special() );
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check("as_special convert", boost::date_time::neg_infin == int_type::to_special(i.as_number()) );
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i = int_type::pos_infinity();
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check("is infinity", i.is_infinity());
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check("as_special convert", boost::date_time::pos_infin == i.as_special() );
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i = 1;
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check("is infinity", !i.is_infinity());
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int_type j = int_type::neg_infinity();
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check("infinity less", j < i);
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check("infinity less", !(j < j));
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check("infinity greater", (i > j));
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check("infinity equal", !(j == i));
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check("infinity equal", j == j);
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int_type k = 1;
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check("as_special convert", boost::date_time::not_special == k.as_special() );
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check("equal", i == k);
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check("infinity not equal", i != int_type::neg_infinity());
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check("infinity not equal", i != int_type::pos_infinity());
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int_type l = i + int_type::pos_infinity();
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check("add infinity" , l == int_type::pos_infinity());
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check("add 2", (i + 2) == 3);
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i = int_type::not_a_number();
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check("as_special convert", boost::date_time::not_a_date_time == i.as_special() );
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check("add not a number", (i + 2) == int_type::not_a_number());
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check("sub not a number", (i - 2) == int_type::not_a_number());
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check("sub from infin", (l - 2) == int_type::pos_infinity());
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i = 5;
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check("add zero ", (i + 0) == 5);
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check("sub from 5-2 ", (5 - 2) == 3);
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// std::cout << i.as_number() << std::endl;
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check("from special ",
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int_type::from_special(boost::date_time::pos_infin) == int_type::pos_infinity());
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check("from special ",
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int_type::from_special(boost::date_time::neg_infin) == int_type::neg_infinity());
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check("from special ",
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int_type::from_special(boost::date_time::not_a_date_time) == int_type::not_a_number());
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check("from special ",
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int_type::from_special(boost::date_time::min_date_time) == int_type::min());
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check("from special ",
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int_type::from_special(boost::date_time::max_date_time) == int_type::max());
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}
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int
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main()
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{
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using namespace boost::date_time;
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print< int_adapter<unsigned long> >();
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test_int< int_adapter<unsigned long> >();
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print< int_adapter<long> >();
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test_int< int_adapter<long> >();
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print< int_adapter<boost::int64_t> >();
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test_int< int_adapter<boost::int64_t> >();
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printTestStats();
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return 0;
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};
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