libcxx/test/std/containers/associative/set/set.cons/copy_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 // <set>
  10
  11 // class set
  12
  13 // set(const set& m, const allocator_type& a);
  14
  15 #include <set>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19 #include "../../../test_compare.h"
  20 #include "test_allocator.h"
  21
  22 int main(int, char**)
  23 {
  24     typedef int V;
  25     V ar[] =
  26     {
  27         1,
  28         1,
  29         1,
  30         2,
  31         2,
  32         2,
  33         3,
  34         3,
  35         3
  36     };
  37     typedef test_less<int> C;
  38     typedef test_allocator<V> A;
  39     std::set<int, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A(7));
  40     std::set<int, C, A> m(mo, A(3));
  41     assert(m.get_allocator() == A(3));
  42     assert(m.key_comp() == C(5));
  43     assert(m.size() == 3);
  44     assert(std::distance(m.begin(), m.end()) == 3);
  45     assert(*m.begin() == 1);
  46     assert(*std::next(m.begin()) == 2);
  47     assert(*std::next(m.begin(), 2) == 3);
  48
  49     assert(mo.get_allocator() == A(7));
  50     assert(mo.key_comp() == C(5));
  51     assert(mo.size() == 3);
  52     assert(std::distance(mo.begin(), mo.end()) == 3);
  53     assert(*mo.begin() == 1);
  54     assert(*std::next(mo.begin()) == 2);
  55     assert(*std::next(mo.begin(), 2) == 3);
  56
  57   return 0;
  58 }