libcxx

libcxx mirror with random patches
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op_less.pass.cpp (2998B)

      1 //===----------------------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 // <chrono>
     11 
     12 // time_point
     13 
     14 // template <class Clock, class Duration1, class Duration2>
     15 //   bool
     16 //   operator< (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
     17 
     18 // template <class Clock, class Duration1, class Duration2>
     19 //   bool
     20 //   operator> (const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
     21 
     22 // template <class Clock, class Duration1, class Duration2>
     23 //   bool
     24 //   operator<=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
     25 
     26 // template <class Clock, class Duration1, class Duration2>
     27 //   bool
     28 //   operator>=(const time_point<Clock, Duration1>& lhs, const time_point<Clock, Duration2>& rhs);
     29 
     30 #include <chrono>
     31 #include <cassert>
     32 
     33 #include "test_macros.h"
     34 
     35 int main()
     36 {
     37     typedef std::chrono::system_clock Clock;
     38     typedef std::chrono::milliseconds Duration1;
     39     typedef std::chrono::microseconds Duration2;
     40     typedef std::chrono::time_point<Clock, Duration1> T1;
     41     typedef std::chrono::time_point<Clock, Duration2> T2;
     42 
     43     {
     44     T1 t1(Duration1(3));
     45     T1 t2(Duration1(3));
     46     assert(!(t1 <  t2));
     47     assert(!(t1 >  t2));
     48     assert( (t1 <= t2));
     49     assert( (t1 >= t2));
     50     }
     51     {
     52     T1 t1(Duration1(3));
     53     T1 t2(Duration1(4));
     54     assert( (t1 <  t2));
     55     assert(!(t1 >  t2));
     56     assert( (t1 <= t2));
     57     assert(!(t1 >= t2));
     58     }
     59     {
     60     T1 t1(Duration1(3));
     61     T2 t2(Duration2(3000));
     62     assert(!(t1 <  t2));
     63     assert(!(t1 >  t2));
     64     assert( (t1 <= t2));
     65     assert( (t1 >= t2));
     66     }
     67     {
     68     T1 t1(Duration1(3));
     69     T2 t2(Duration2(3001));
     70     assert( (t1 <  t2));
     71     assert(!(t1 >  t2));
     72     assert( (t1 <= t2));
     73     assert(!(t1 >= t2));
     74     }
     75 
     76 #if TEST_STD_VER > 11
     77     {
     78     constexpr T1 t1(Duration1(3));
     79     constexpr T1 t2(Duration1(3));
     80     static_assert(!(t1 <  t2), "");
     81     static_assert(!(t1 >  t2), "");
     82     static_assert( (t1 <= t2), "");
     83     static_assert( (t1 >= t2), "");
     84     }
     85     {
     86     constexpr T1 t1(Duration1(3));
     87     constexpr T1 t2(Duration1(4));
     88     static_assert( (t1 <  t2), "");
     89     static_assert(!(t1 >  t2), "");
     90     static_assert( (t1 <= t2), "");
     91     static_assert(!(t1 >= t2), "");
     92     }
     93     {
     94     constexpr T1 t1(Duration1(3));
     95     constexpr T2 t2(Duration2(3000));
     96     static_assert(!(t1 <  t2), "");
     97     static_assert(!(t1 >  t2), "");
     98     static_assert( (t1 <= t2), "");
     99     static_assert( (t1 >= t2), "");
    100     }
    101     {
    102     constexpr T1 t1(Duration1(3));
    103     constexpr T2 t2(Duration2(3001));
    104     static_assert( (t1 <  t2), "");
    105     static_assert(!(t1 >  t2), "");
    106     static_assert( (t1 <= t2), "");
    107     static_assert(!(t1 >= t2), "");
    108     }
    109 #endif
    110 }