libcxx/test/std/containers/associative/set/insert_iter_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 set
  14
  15 // iterator insert(const_iterator position, value_type&& v);
  16
  17 #include <set>
  18 #include <cassert>
  19 #include <iterator>
  20
  21 #include "test_macros.h"
  22 #include "MoveOnly.h"
  23 #include "min_allocator.h"
  24
  25 int main(int, char**)
  26 {
  27     {
  28         typedef std::set<MoveOnly> M;
  29         typedef M::iterator R;
  30         M m;
  31         R r = m.insert(m.cend(), M::value_type(2));
  32         assert(r == m.begin());
  33         assert(m.size() == 1);
  34         assert(*r == 2);
  35
  36         r = m.insert(m.cend(), M::value_type(1));
  37         assert(r == m.begin());
  38         assert(m.size() == 2);
  39         assert(*r == 1);
  40
  41         r = m.insert(m.cend(), M::value_type(3));
  42         assert(r == std::prev(m.end()));
  43         assert(m.size() == 3);
  44         assert(*r == 3);
  45
  46         r = m.insert(m.cend(), M::value_type(3));
  47         assert(r == std::prev(m.end()));
  48         assert(m.size() == 3);
  49         assert(*r == 3);
  50     }
  51     {
  52         typedef std::set<MoveOnly, std::less<MoveOnly>, min_allocator<MoveOnly>> M;
  53         typedef M::iterator R;
  54         M m;
  55         R r = m.insert(m.cend(), M::value_type(2));
  56         assert(r == m.begin());
  57         assert(m.size() == 1);
  58         assert(*r == 2);
  59
  60         r = m.insert(m.cend(), M::value_type(1));
  61         assert(r == m.begin());
  62         assert(m.size() == 2);
  63         assert(*r == 1);
  64
  65         r = m.insert(m.cend(), M::value_type(3));
  66         assert(r == std::prev(m.end()));
  67         assert(m.size() == 3);
  68         assert(*r == 3);
  69
  70         r = m.insert(m.cend(), M::value_type(3));
  71         assert(r == std::prev(m.end()));
  72         assert(m.size() == 3);
  73         assert(*r == 3);
  74     }
  75
  76   return 0;
  77 }