diff options
Diffstat (limited to 'test/std/input.output/stream.buffers/streambuf/streambuf.protected/streambuf.assign/swap.pass.cpp')
-rw-r--r-- | test/std/input.output/stream.buffers/streambuf/streambuf.protected/streambuf.assign/swap.pass.cpp | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/test/std/input.output/stream.buffers/streambuf/streambuf.protected/streambuf.assign/swap.pass.cpp b/test/std/input.output/stream.buffers/streambuf/streambuf.protected/streambuf.assign/swap.pass.cpp new file mode 100644 index 000000000000..7a23206b42de --- /dev/null +++ b/test/std/input.output/stream.buffers/streambuf/streambuf.protected/streambuf.assign/swap.pass.cpp @@ -0,0 +1,101 @@ +//===----------------------------------------------------------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +// <streambuf> + +// template <class charT, class traits = char_traits<charT> > +// class basic_streambuf; + +// void swap(basic_streambuf& rhs); + +#include <streambuf> +#include <cassert> + +#include "platform_support.h" // locale name macros + +template <class CharT> +struct test + : public std::basic_streambuf<CharT> +{ + typedef std::basic_streambuf<CharT> base; + test() {} + + void swap(test& t) + { + test old_this(*this); + test old_that(t); + base::swap(t); + assert(this->eback() == old_that.eback()); + assert(this->gptr() == old_that.gptr()); + assert(this->egptr() == old_that.egptr()); + assert(this->pbase() == old_that.pbase()); + assert(this->pptr() == old_that.pptr()); + assert(this->epptr() == old_that.epptr()); + assert(this->getloc() == old_that.getloc()); + + assert(t.eback() == old_this.eback()); + assert(t.gptr() == old_this.gptr()); + assert(t.egptr() == old_this.egptr()); + assert(t.pbase() == old_this.pbase()); + assert(t.pptr() == old_this.pptr()); + assert(t.epptr() == old_this.epptr()); + assert(t.getloc() == old_this.getloc()); + return *this; + } + + void setg(CharT* gbeg, CharT* gnext, CharT* gend) + { + base::setg(gbeg, gnext, gend); + } + void setp(CharT* pbeg, CharT* pend) + { + base::setp(pbeg, pend); + } +}; + +int main() +{ + { + test<char> t; + test<char> t2; + swap(t2, t); + } + { + test<wchar_t> t; + test<wchar_t> t2; + swap(t2, t); + } + { + char g1, g2, g3, p1, p3; + test<char> t; + t.setg(&g1, &g2, &g3); + t.setp(&p1, &p3); + test<char> t2; + swap(t2, t); + } + { + wchar_t g1, g2, g3, p1, p3; + test<wchar_t> t; + t.setg(&g1, &g2, &g3); + t.setp(&p1, &p3); + test<wchar_t> t2; + swap(t2, t); + } + std::locale::global(std::locale(LOCALE_en_US_UTF_8)); + { + test<char> t; + test<char> t2; + swap(t2, t); + } + { + test<wchar_t> t; + test<wchar_t> t2; + swap(t2, t); + } +} |