1 //===----------------------------------------------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
12 // template <class T, class charT = char, class traits = char_traits<charT>,
13 // class Distance = ptrdiff_t>
14 // class ostream_iterator
15 // : public iterator<output_iterator_tag, void, void, void, void>
18 // typedef charT char_type;
19 // typedef traits traits_type;
20 // typedef basic_istream<charT,traits> istream_type;
24 #include <type_traits>
26 #include "test_macros.h"
30 typedef std::ostream_iterator<double> I1;
31 #if TEST_STD_VER <= 14
32 static_assert((std::is_convertible<I1,
33 std::iterator<std::output_iterator_tag, void, void, void, void> >::value), "");
35 static_assert((std::is_same<I1::iterator_category, std::output_iterator_tag>::value), "");
36 static_assert((std::is_same<I1::value_type, void>::value), "");
37 static_assert((std::is_same<I1::difference_type, void>::value), "");
38 static_assert((std::is_same<I1::pointer, void>::value), "");
39 static_assert((std::is_same<I1::reference, void>::value), "");
41 static_assert((std::is_same<I1::char_type, char>::value), "");
42 static_assert((std::is_same<I1::traits_type, std::char_traits<char> >::value), "");
43 static_assert((std::is_same<I1::ostream_type, std::ostream>::value), "");
44 typedef std::ostream_iterator<unsigned, wchar_t> I2;
45 #if TEST_STD_VER <= 14
46 static_assert((std::is_convertible<I2,
47 std::iterator<std::output_iterator_tag, void, void, void, void> >::value), "");
49 static_assert((std::is_same<I2::iterator_category, std::output_iterator_tag>::value), "");
50 static_assert((std::is_same<I2::value_type, void>::value), "");
51 static_assert((std::is_same<I2::difference_type, void>::value), "");
52 static_assert((std::is_same<I2::pointer, void>::value), "");
53 static_assert((std::is_same<I2::reference, void>::value), "");
55 static_assert((std::is_same<I2::char_type, wchar_t>::value), "");
56 static_assert((std::is_same<I2::traits_type, std::char_traits<wchar_t> >::value), "");
57 static_assert((std::is_same<I2::ostream_type, std::wostream>::value), "");