libcxx

libcxx mirror with random patches
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clear.pass.cpp (1566B)


      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 // <map>
     11 
     12 // class map
     13 
     14 // void clear() noexcept;
     15 
     16 #include <map>
     17 #include <cassert>
     18 
     19 #include "test_macros.h"
     20 #include "min_allocator.h"
     21 
     22 int main()
     23 {
     24     {
     25         typedef std::map<int, double> M;
     26         typedef std::pair<int, double> P;
     27         P ar[] =
     28         {
     29             P(1, 1.5),
     30             P(2, 2.5),
     31             P(3, 3.5),
     32             P(4, 4.5),
     33             P(5, 5.5),
     34             P(6, 6.5),
     35             P(7, 7.5),
     36             P(8, 8.5),
     37         };
     38         M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
     39         assert(m.size() == 8);
     40         ASSERT_NOEXCEPT(m.clear());
     41         m.clear();
     42         assert(m.size() == 0);
     43     }
     44 #if TEST_STD_VER >= 11
     45     {
     46         typedef std::map<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
     47         typedef std::pair<int, double> P;
     48         P ar[] =
     49         {
     50             P(1, 1.5),
     51             P(2, 2.5),
     52             P(3, 3.5),
     53             P(4, 4.5),
     54             P(5, 5.5),
     55             P(6, 6.5),
     56             P(7, 7.5),
     57             P(8, 8.5),
     58         };
     59         M m(ar, ar + sizeof(ar)/sizeof(ar[0]));
     60         assert(m.size() == 8);
     61         ASSERT_NOEXCEPT(m.clear());
     62         m.clear();
     63         assert(m.size() == 0);
     64     }
     65 #endif
     66 }