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 12 // Test nested types and default template args: 13 14 // template <class T, class Allocator = allocator<T> > 15 // class vector 16 // { 17 // public: 18 // typedef T value_type; 19 // typedef Allocator allocator_type; 20 // typedef typename allocator_type::reference reference; 21 // typedef typename allocator_type::const_reference const_reference; 22 // typedef implementation-defined iterator; 23 // typedef implementation-defined const_iterator; 24 // typedef typename allocator_type::size_type size_type; 25 // typedef typename allocator_type::difference_type difference_type; 26 // typedef typename allocator_type::pointer pointer; 27 // typedef typename allocator_type::const_pointer const_pointer; 28 // typedef std::reverse_iterator<iterator> reverse_iterator; 29 // typedef std::reverse_iterator<const_iterator> const_reverse_iterator; 30 // }; 31 32 #include <vector> 33 #include <iterator> 34 #include <type_traits> 35 36 #include "test_allocator.h" 37 #include "../../Copyable.h" 38 #include "min_allocator.h" 39 40 struct A { std::vector<A> v; }; // incomplete type support 41 42 template <class T, class Allocator> 43 void 44 test() 45 { 46 typedef std::vector<T, Allocator> C; 47 48 static_assert((std::is_same<typename C::value_type, T>::value), ""); 49 static_assert((std::is_same<typename C::value_type, typename Allocator::value_type>::value), ""); 50 static_assert((std::is_same<typename C::allocator_type, Allocator>::value), ""); 51 static_assert((std::is_same<typename C::size_type, typename Allocator::size_type>::value), ""); 52 static_assert((std::is_same<typename C::difference_type, typename Allocator::difference_type>::value), ""); 53 static_assert((std::is_same<typename C::reference, typename Allocator::reference>::value), ""); 54 static_assert((std::is_same<typename C::const_reference, typename Allocator::const_reference>::value), ""); 55 static_assert((std::is_same<typename C::pointer, typename Allocator::pointer>::value), ""); 56 static_assert((std::is_same<typename C::const_pointer, typename Allocator::const_pointer>::value), ""); 57 static_assert((std::is_same< 58 typename std::iterator_traits<typename C::iterator>::iterator_category, 59 std::random_access_iterator_tag>::value), ""); 60 static_assert((std::is_same< 61 typename std::iterator_traits<typename C::const_iterator>::iterator_category, 62 std::random_access_iterator_tag>::value), ""); 63 static_assert((std::is_same< 64 typename C::reverse_iterator, 65 std::reverse_iterator<typename C::iterator> >::value), ""); 66 static_assert((std::is_same< 67 typename C::const_reverse_iterator, 68 std::reverse_iterator<typename C::const_iterator> >::value), ""); 69 } 70 71 int main() 72 { 73 test<int, test_allocator<int> >(); 74 test<int*, std::allocator<int*> >(); 75 test<Copyable, test_allocator<Copyable> >(); 76 static_assert((std::is_same<std::vector<char>::allocator_type, 77 std::allocator<char> >::value), ""); 78 #if __cplusplus >= 201103L 79 static_assert((std::is_same<std::vector<int, min_allocator<int>>::value_type, int>::value), ""); 80 static_assert((std::is_same<std::vector<int, min_allocator<int>>::allocator_type, min_allocator<int> >::value), ""); 81 static_assert((std::is_same<std::vector<int, min_allocator<int>>::reference, int&>::value), ""); 82 static_assert((std::is_same<std::vector<int, min_allocator<int>>::const_reference, const int&>::value), ""); 83 static_assert((std::is_same<std::vector<int, min_allocator<int>>::pointer, min_pointer<int>>::value), ""); 84 static_assert((std::is_same<std::vector<int, min_allocator<int>>::const_pointer, min_pointer<const int>>::value), ""); 85 #endif 86 } 87