Dan Albert | 287553d | 2017-02-16 10:47:51 -0800 | [diff] [blame] | 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 | // <istream> |
| 11 | |
| 12 | // template <class charT, class traits = char_traits<charT> > |
| 13 | // class basic_iostream; |
| 14 | |
| 15 | // explicit basic_iostream(basic_streambuf<charT,traits>* sb); |
| 16 | |
| 17 | #include <istream> |
| 18 | #include <cassert> |
| 19 | |
| 20 | template <class CharT> |
| 21 | struct testbuf |
| 22 | : public std::basic_streambuf<CharT> |
| 23 | { |
| 24 | testbuf() {} |
| 25 | }; |
| 26 | |
| 27 | int main() |
| 28 | { |
| 29 | { |
| 30 | testbuf<char> sb; |
| 31 | std::basic_iostream<char> is(&sb); |
| 32 | assert(is.rdbuf() == &sb); |
| 33 | assert(is.tie() == 0); |
| 34 | assert(is.fill() == ' '); |
| 35 | assert(is.rdstate() == is.goodbit); |
| 36 | assert(is.exceptions() == is.goodbit); |
| 37 | assert(is.flags() == (is.skipws | is.dec)); |
| 38 | assert(is.precision() == 6); |
| 39 | assert(is.getloc().name() == "C"); |
| 40 | assert(is.gcount() == 0); |
| 41 | } |
| 42 | { |
| 43 | testbuf<wchar_t> sb; |
| 44 | std::basic_iostream<wchar_t> is(&sb); |
| 45 | assert(is.rdbuf() == &sb); |
| 46 | assert(is.tie() == 0); |
| 47 | assert(is.fill() == L' '); |
| 48 | assert(is.rdstate() == is.goodbit); |
| 49 | assert(is.exceptions() == is.goodbit); |
| 50 | assert(is.flags() == (is.skipws | is.dec)); |
| 51 | assert(is.precision() == 6); |
| 52 | assert(is.getloc().name() == "C"); |
| 53 | assert(is.gcount() == 0); |
| 54 | } |
| 55 | } |