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
test()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
main()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