libcxx/test/std/containers/sequences/vector.bool/construct_size.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 // <vector>
  10 // vector<bool>
  11
  12 // explicit vector(size_type n);
  13
  14 #include <vector>
  15 #include <cassert>
  16
  17 #include "test_macros.h"
  18 #include "min_allocator.h"
  19 #include "test_allocator.h"
  20
  21 template <class C>
  22 void
  23 test2(typename C::size_type n,
  24       typename C::allocator_type const& a = typename C::allocator_type ())
  25 {
  26 #if TEST_STD_VER >= 14
  27     C c(n, a);
  28     LIBCPP_ASSERT(c.__invariants());
  29     assert(c.size() == n);
  30     assert(c.get_allocator() == a);
  31     for (typename C::const_iterator i = c.cbegin(), e = c.cend(); i != e; ++i)
  32         assert(*i == typename C::value_type());
  33 #else
  34   ((void)n);
  35   ((void)a);
  36 #endif
  37 }
  38
  39 template <class C>
  40 void
  41 test1(typename C::size_type n)
  42 {
  43     C c(n);
  44     LIBCPP_ASSERT(c.__invariants());
  45     assert(c.size() == n);
  46     assert(c.get_allocator() == typename C::allocator_type());
  47     for (typename C::const_iterator i = c.cbegin(), e = c.cend(); i != e; ++i)
  48         assert(*i == typename C::value_type());
  49 }
  50
  51 template <class C>
  52 void
  53 test(typename C::size_type n)
  54 {
  55     test1<C> ( n );
  56     test2<C> ( n );
  57 }
  58
  59 int main(int, char**)
  60 {
  61     test<std::vector<bool> >(50);
  62 #if TEST_STD_VER >= 11
  63     test<std::vector<bool, min_allocator<bool>> >(50);
  64     test2<std::vector<bool, test_allocator<bool>> >( 100, test_allocator<bool>(23));
  65 #endif
  66
  67   return 0;
  68 }