libcxx/test/std/containers/container.adaptors/queue/queue.defn/push_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 // <queue>
  12
  13 // void push(value_type&& v);
  14
  15 #include <queue>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19 #include "MoveOnly.h"
  20
  21 int main(int, char**)
  22 {
  23     std::queue<MoveOnly> q;
  24     q.push(MoveOnly(1));
  25     assert(q.size() == 1);
  26     assert(q.front() == MoveOnly(1));
  27     assert(q.back() == MoveOnly(1));
  28     q.push(MoveOnly(2));
  29     assert(q.size() == 2);
  30     assert(q.front() == MoveOnly(1));
  31     assert(q.back() == MoveOnly(2));
  32     q.push(MoveOnly(3));
  33     assert(q.size() == 3);
  34     assert(q.front() == MoveOnly(1));
  35     assert(q.back() == MoveOnly(3));
  36
  37   return 0;
  38 }