f5256e16df
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103516 91177308-0d34-0410-b5e6-96231b3b80d8
93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <ostream>
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// template <class charT, class traits = char_traits<charT> >
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// class basic_ostream;
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// basic_ostream& operator=(basic_ostream&& rhs);
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#include <ostream>
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#include <cassert>
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#ifdef _LIBCPP_MOVE
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template <class CharT>
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struct testbuf
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: public std::basic_streambuf<CharT>
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{
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testbuf() {}
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};
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template <class CharT>
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struct test_ostream
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: public std::basic_ostream<CharT>
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{
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typedef std::basic_ostream<CharT> base;
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test_ostream(testbuf<CharT>* sb) : base(sb) {}
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test_ostream& operator=(test_ostream&& s)
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{base::operator=(std::move(s)); return *this;}
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};
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#endif
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int main()
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{
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#ifdef _LIBCPP_MOVE
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{
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testbuf<char> sb1;
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testbuf<char> sb2;
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test_ostream<char> os1(&sb1);
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test_ostream<char> os2(&sb2);
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os2 = (std::move(os1));
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assert(os1.rdbuf() == &sb1);
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assert(os1.tie() == 0);
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assert(os1.fill() == ' ');
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assert(os1.rdstate() == os1.goodbit);
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assert(os1.exceptions() == os1.goodbit);
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assert(os1.flags() == (os1.skipws | os1.dec));
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assert(os1.precision() == 6);
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assert(os1.getloc().name() == "C");
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assert(os2.rdbuf() == &sb2);
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assert(os2.tie() == 0);
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assert(os2.fill() == ' ');
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assert(os2.rdstate() == os2.goodbit);
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assert(os2.exceptions() == os2.goodbit);
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assert(os2.flags() == (os2.skipws | os2.dec));
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assert(os2.precision() == 6);
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assert(os2.getloc().name() == "C");
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}
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{
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testbuf<wchar_t> sb1;
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testbuf<wchar_t> sb2;
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test_ostream<wchar_t> os1(&sb1);
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test_ostream<wchar_t> os2(&sb2);
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os2 = (std::move(os1));
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assert(os1.rdbuf() == &sb1);
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assert(os1.tie() == 0);
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assert(os1.fill() == ' ');
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assert(os1.rdstate() == os1.goodbit);
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assert(os1.exceptions() == os1.goodbit);
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assert(os1.flags() == (os1.skipws | os1.dec));
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assert(os1.precision() == 6);
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assert(os1.getloc().name() == "C");
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assert(os2.rdbuf() == &sb2);
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assert(os2.tie() == 0);
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assert(os2.fill() == ' ');
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assert(os2.rdstate() == os2.goodbit);
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assert(os2.exceptions() == os2.goodbit);
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assert(os2.flags() == (os2.skipws | os2.dec));
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assert(os2.precision() == 6);
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assert(os2.getloc().name() == "C");
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}
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#endif
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}
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