libcxx/test/std/containers/associative/multimap/multimap.cons/alloc.pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // <map>
  10
  11 // class multimap
  12
  13 // explicit multimap(const allocator_type& a);
  14
  15 #include <map>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19 #include "test_allocator.h"
  20 #include "min_allocator.h"
  21
  22 int main(int, char**)
  23 {
  24     {
  25     typedef std::less<int> C;
  26     typedef test_allocator<std::pair<const int, double> > A;
  27     std::multimap<int, double, C, A> m(A(5));
  28     assert(m.empty());
  29     assert(m.begin() == m.end());
  30     assert(m.get_allocator() == A(5));
  31     }
  32 #if TEST_STD_VER >= 11
  33     {
  34     typedef std::less<int> C;
  35     typedef min_allocator<std::pair<const int, double> > A;
  36     std::multimap<int, double, C, A> m(A{});
  37     assert(m.empty());
  38     assert(m.begin() == m.end());
  39     assert(m.get_allocator() == A());
  40     }
  41     {
  42     typedef std::less<int> C;
  43     typedef explicit_allocator<std::pair<const int, double> > A;
  44     std::multimap<int, double, C, A> m(A{});
  45     assert(m.empty());
  46     assert(m.begin() == m.end());
  47     assert(m.get_allocator() == A{});
  48     }
  49 #endif
  50
  51   return 0;
  52 }