libcxx/test/std/containers/associative/multiset/multiset.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 multiset
  12
  13 // multiset(const multiset& m, const allocator_type& a);
  14
  15 #include <set>
  16 #include <cassert>
  17 #include <iterator>
  18
  19 #include "test_macros.h"
  20 #include "../../../test_compare.h"
  21 #include "test_allocator.h"
  22
  23 int main(int, char**)
  24 {
  25     typedef int V;
  26     V ar[] =
  27     {
  28         1,
  29         1,
  30         1,
  31         2,
  32         2,
  33         2,
  34         3,
  35         3,
  36         3
  37     };
  38     typedef test_less<int> C;
  39     typedef test_allocator<V> A;
  40     std::multiset<int, C, A> mo(ar, ar+sizeof(ar)/sizeof(ar[0]), C(5), A(7));
  41     std::multiset<int, C, A> m(mo, A(3));
  42     assert(m.get_allocator() == A(3));
  43     assert(m.key_comp() == C(5));
  44     assert(m.size() == 9);
  45     assert(std::distance(m.begin(), m.end()) == 9);
  46     assert(*std::next(m.begin(), 0) == 1);
  47     assert(*std::next(m.begin(), 1) == 1);
  48     assert(*std::next(m.begin(), 2) == 1);
  49     assert(*std::next(m.begin(), 3) == 2);
  50     assert(*std::next(m.begin(), 4) == 2);
  51     assert(*std::next(m.begin(), 5) == 2);
  52     assert(*std::next(m.begin(), 6) == 3);
  53     assert(*std::next(m.begin(), 7) == 3);
  54     assert(*std::next(m.begin(), 8) == 3);
  55
  56     assert(mo.get_allocator() == A(7));
  57     assert(mo.key_comp() == C(5));
  58     assert(mo.size() == 9);
  59     assert(std::distance(mo.begin(), mo.end()) == 9);
  60     assert(*std::next(mo.begin(), 0) == 1);
  61     assert(*std::next(mo.begin(), 1) == 1);
  62     assert(*std::next(mo.begin(), 2) == 1);
  63     assert(*std::next(mo.begin(), 3) == 2);
  64     assert(*std::next(mo.begin(), 4) == 2);
  65     assert(*std::next(mo.begin(), 5) == 2);
  66     assert(*std::next(mo.begin(), 6) == 3);
  67     assert(*std::next(mo.begin(), 7) == 3);
  68     assert(*std::next(mo.begin(), 8) == 3);
  69
  70   return 0;
  71 }