libcxx

libcxx mirror with random patches
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construct_size.pass.cpp (1622B)


      1 //===----------------------------------------------------------------------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is dual licensed under the MIT and the University of Illinois Open
      6 // Source Licenses. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 
     10 // <vector>
     11 // vector<bool>
     12 
     13 // explicit vector(size_type n);
     14 
     15 #include <vector>
     16 #include <cassert>
     17 
     18 #include "test_macros.h"
     19 #include "min_allocator.h"
     20 #include "test_allocator.h"
     21 
     22 template <class C>
     23 void
     24 test2(typename C::size_type n,
     25       typename C::allocator_type const& a = typename C::allocator_type ())
     26 {
     27 #if TEST_STD_VER >= 14
     28     C c(n, a);
     29     LIBCPP_ASSERT(c.__invariants());
     30     assert(c.size() == n);
     31     assert(c.get_allocator() == a);
     32     for (typename C::const_iterator i = c.cbegin(), e = c.cend(); i != e; ++i)
     33         assert(*i == typename C::value_type());
     34 #else
     35   ((void)n);
     36   ((void)a);
     37 #endif
     38 }
     39 
     40 template <class C>
     41 void
     42 test1(typename C::size_type n)
     43 {
     44     C c(n);
     45     LIBCPP_ASSERT(c.__invariants());
     46     assert(c.size() == n);
     47     assert(c.get_allocator() == typename C::allocator_type());
     48     for (typename C::const_iterator i = c.cbegin(), e = c.cend(); i != e; ++i)
     49         assert(*i == typename C::value_type());
     50 }
     51 
     52 template <class C>
     53 void
     54 test(typename C::size_type n)
     55 {
     56     test1<C> ( n );
     57     test2<C> ( n );
     58 }
     59 
     60 int main()
     61 {
     62     test<std::vector<bool> >(50);
     63 #if TEST_STD_VER >= 11
     64     test<std::vector<bool, min_allocator<bool>> >(50);
     65     test2<std::vector<bool, test_allocator<bool>> >( 100, test_allocator<bool>(23));
     66 #endif
     67 }