Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 3 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | // <istream> |
| 11 | |
| 12 | // template <class charT, class traits = char_traits<charT> > |
| 13 | // class basic_istream; |
| 14 | |
| 15 | // basic_istream& operator=(basic_istream&& rhs); |
| 16 | |
| 17 | #include <istream> |
| 18 | #include <cassert> |
| 19 | |
| 20 | #ifdef _LIBCPP_MOVE |
| 21 | |
| 22 | template <class CharT> |
| 23 | struct testbuf |
| 24 | : public std::basic_streambuf<CharT> |
| 25 | { |
| 26 | testbuf() {} |
| 27 | }; |
| 28 | |
| 29 | template <class CharT> |
| 30 | struct test_istream |
| 31 | : public std::basic_istream<CharT> |
| 32 | { |
| 33 | typedef std::basic_istream<CharT> base; |
| 34 | test_istream(testbuf<CharT>* sb) : base(sb) {} |
| 35 | |
| 36 | test_istream& operator=(test_istream&& s) |
| 37 | {base::operator=(std::move(s)); return *this;} |
| 38 | }; |
| 39 | |
Howard Hinnant | 256813f | 2010-08-22 00:26:48 +0000 | [diff] [blame] | 40 | #endif // _LIBCPP_MOVE |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 41 | |
| 42 | int main() |
| 43 | { |
| 44 | #ifdef _LIBCPP_MOVE |
| 45 | { |
| 46 | testbuf<char> sb1; |
| 47 | testbuf<char> sb2; |
| 48 | test_istream<char> is1(&sb1); |
| 49 | test_istream<char> is2(&sb2); |
| 50 | is2 = (std::move(is1)); |
| 51 | assert(is1.rdbuf() == &sb1); |
| 52 | assert(is1.tie() == 0); |
| 53 | assert(is1.fill() == ' '); |
| 54 | assert(is1.rdstate() == is1.goodbit); |
| 55 | assert(is1.exceptions() == is1.goodbit); |
| 56 | assert(is1.flags() == (is1.skipws | is1.dec)); |
| 57 | assert(is1.precision() == 6); |
| 58 | assert(is1.getloc().name() == "C"); |
| 59 | assert(is2.rdbuf() == &sb2); |
| 60 | assert(is2.tie() == 0); |
| 61 | assert(is2.fill() == ' '); |
| 62 | assert(is2.rdstate() == is2.goodbit); |
| 63 | assert(is2.exceptions() == is2.goodbit); |
| 64 | assert(is2.flags() == (is2.skipws | is2.dec)); |
| 65 | assert(is2.precision() == 6); |
| 66 | assert(is2.getloc().name() == "C"); |
| 67 | } |
| 68 | { |
| 69 | testbuf<wchar_t> sb1; |
| 70 | testbuf<wchar_t> sb2; |
| 71 | test_istream<wchar_t> is1(&sb1); |
| 72 | test_istream<wchar_t> is2(&sb2); |
| 73 | is2 = (std::move(is1)); |
| 74 | assert(is1.rdbuf() == &sb1); |
| 75 | assert(is1.tie() == 0); |
| 76 | assert(is1.fill() == ' '); |
| 77 | assert(is1.rdstate() == is1.goodbit); |
| 78 | assert(is1.exceptions() == is1.goodbit); |
| 79 | assert(is1.flags() == (is1.skipws | is1.dec)); |
| 80 | assert(is1.precision() == 6); |
| 81 | assert(is1.getloc().name() == "C"); |
| 82 | assert(is2.rdbuf() == &sb2); |
| 83 | assert(is2.tie() == 0); |
| 84 | assert(is2.fill() == ' '); |
| 85 | assert(is2.rdstate() == is2.goodbit); |
| 86 | assert(is2.exceptions() == is2.goodbit); |
| 87 | assert(is2.flags() == (is2.skipws | is2.dec)); |
| 88 | assert(is2.precision() == 6); |
| 89 | assert(is2.getloc().name() == "C"); |
| 90 | } |
Howard Hinnant | 256813f | 2010-08-22 00:26:48 +0000 | [diff] [blame] | 91 | #endif // _LIBCPP_MOVE |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 92 | } |