libcxx/test/std/containers/associative/multiset/insert_rv.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 // UNSUPPORTED: c++03
  10
  11 // <set>
  12
  13 // class multiset
  14
  15 // iterator insert(value_type&& v);
  16
  17 #include <set>
  18 #include <cassert>
  19
  20 #include "test_macros.h"
  21 #include "MoveOnly.h"
  22 #include "min_allocator.h"
  23
  24 int main(int, char**)
  25 {
  26     {
  27         typedef std::multiset<MoveOnly> M;
  28         typedef M::iterator R;
  29         M m;
  30         R r = m.insert(M::value_type(2));
  31         assert(r == m.begin());
  32         assert(m.size() == 1);
  33         assert(*r == 2);
  34
  35         r = m.insert(M::value_type(1));
  36         assert(r == m.begin());
  37         assert(m.size() == 2);
  38         assert(*r == 1);
  39
  40         r = m.insert(M::value_type(3));
  41         assert(r == std::prev(m.end()));
  42         assert(m.size() == 3);
  43         assert(*r == 3);
  44
  45         r = m.insert(M::value_type(3));
  46         assert(r == std::prev(m.end()));
  47         assert(m.size() == 4);
  48         assert(*r == 3);
  49     }
  50     {
  51         typedef std::multiset<MoveOnly, std::less<MoveOnly>, min_allocator<MoveOnly>> M;
  52         typedef M::iterator R;
  53         M m;
  54         R r = m.insert(M::value_type(2));
  55         assert(r == m.begin());
  56         assert(m.size() == 1);
  57         assert(*r == 2);
  58
  59         r = m.insert(M::value_type(1));
  60         assert(r == m.begin());
  61         assert(m.size() == 2);
  62         assert(*r == 1);
  63
  64         r = m.insert(M::value_type(3));
  65         assert(r == std::prev(m.end()));
  66         assert(m.size() == 3);
  67         assert(*r == 3);
  68
  69         r = m.insert(M::value_type(3));
  70         assert(r == std::prev(m.end()));
  71         assert(m.size() == 4);
  72         assert(*r == 3);
  73     }
  74
  75   return 0;
  76 }