libcxx/test/std/containers/sequences/vector.bool/copy_alloc.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
  11 // vector(const vector& v, const allocator_type& a);
  12
  13 #include <vector>
  14 #include <cassert>
  15
  16 #include "test_macros.h"
  17 #include "test_allocator.h"
  18 #include "min_allocator.h"
  19
  20 template <class C>
  21 TEST_CONSTEXPR_CXX20 void test(const C& x, const typename C::allocator_type& a)
  22 {
  23     typename C::size_type s = x.size();
  24     C c(x, a);
  25     LIBCPP_ASSERT(c.__invariants());
  26     assert(c.size() == s);
  27     assert(c == x);
  28 }
  29
  30 TEST_CONSTEXPR_CXX20 bool tests()
  31 {
  32     {
  33         bool a[] = {0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0};
  34         bool* an = a + sizeof(a)/sizeof(a[0]);
  35         test(std::vector<bool>(a, an), std::allocator<bool>());
  36     }
  37     {
  38         std::vector<bool, test_allocator<bool> > l(3, true, test_allocator<bool>(5));
  39         std::vector<bool, test_allocator<bool> > l2(l, test_allocator<bool>(3));
  40         assert(l2 == l);
  41         assert(l2.get_allocator() == test_allocator<bool>(3));
  42     }
  43     {
  44         std::vector<bool, other_allocator<bool> > l(3, true, other_allocator<bool>(5));
  45         std::vector<bool, other_allocator<bool> > l2(l, other_allocator<bool>(3));
  46         assert(l2 == l);
  47         assert(l2.get_allocator() == other_allocator<bool>(3));
  48     }
  49 #if TEST_STD_VER >= 11
  50     {
  51         bool a[] = {0, 1, 0, 0, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0};
  52         bool* an = a + sizeof(a)/sizeof(a[0]);
  53         test(std::vector<bool, min_allocator<bool>>(a, an), min_allocator<bool>());
  54     }
  55     {
  56         std::vector<bool, min_allocator<bool> > l(3, true, min_allocator<bool>());
  57         std::vector<bool, min_allocator<bool> > l2(l, min_allocator<bool>());
  58         assert(l2 == l);
  59         assert(l2.get_allocator() == min_allocator<bool>());
  60     }
  61 #endif
  62
  63   return true;
  64 }
  65
  66 int main(int, char**)
  67 {
  68     tests();
  69 #if TEST_STD_VER > 17
  70     static_assert(tests());
  71 #endif
  72     return 0;
  73 }