libcxx/test/std/containers/sequences/list/list.cons/default.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 // <list>
  10
  11 // explicit list(const Alloc& = Alloc());
  12
  13 #include <list>
  14 #include <cassert>
  15 #include "test_macros.h"
  16 #include "DefaultOnly.h"
  17 #include "min_allocator.h"
  18
  19 int main(int, char**)
  20 {
  21     {
  22         std::list<int> l;
  23         assert(l.size() == 0);
  24         assert(std::distance(l.begin(), l.end()) == 0);
  25     }
  26     {
  27         std::list<DefaultOnly> l;
  28         assert(l.size() == 0);
  29         assert(std::distance(l.begin(), l.end()) == 0);
  30     }
  31     {
  32         std::list<int> l((std::allocator<int>()));
  33         assert(l.size() == 0);
  34         assert(std::distance(l.begin(), l.end()) == 0);
  35     }
  36 #if TEST_STD_VER >= 11
  37     {
  38         std::list<int, min_allocator<int>> l;
  39         assert(l.size() == 0);
  40         assert(std::distance(l.begin(), l.end()) == 0);
  41     }
  42     {
  43         std::list<DefaultOnly, min_allocator<DefaultOnly>> l;
  44         assert(l.size() == 0);
  45         assert(std::distance(l.begin(), l.end()) == 0);
  46     }
  47     {
  48         std::list<int, min_allocator<int>> l((min_allocator<int>()));
  49         assert(l.size() == 0);
  50         assert(std::distance(l.begin(), l.end()) == 0);
  51     }
  52     {
  53         std::list<int> l = {};
  54         assert(l.size() == 0);
  55         assert(std::distance(l.begin(), l.end()) == 0);
  56     }
  57     {
  58         std::list<int, explicit_allocator<int>> l;
  59         assert(l.size() == 0);
  60         assert(std::distance(l.begin(), l.end()) == 0);
  61     }
  62     {
  63         std::list<int, explicit_allocator<int>> l((explicit_allocator<int>()));
  64         assert(l.size() == 0);
  65         assert(std::distance(l.begin(), l.end()) == 0);
  66     }
  67 #endif
  68
  69   return 0;
  70 }