diff options
Diffstat (limited to 'test/std/input.output/stream.buffers/streambuf/streambuf.virtuals/streambuf.virt.get/xsgetn.pass.cpp')
-rw-r--r-- | test/std/input.output/stream.buffers/streambuf/streambuf.virtuals/streambuf.virt.get/xsgetn.pass.cpp | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/test/std/input.output/stream.buffers/streambuf/streambuf.virtuals/streambuf.virt.get/xsgetn.pass.cpp b/test/std/input.output/stream.buffers/streambuf/streambuf.virtuals/streambuf.virt.get/xsgetn.pass.cpp new file mode 100644 index 0000000000000..b1f15427367f0 --- /dev/null +++ b/test/std/input.output/stream.buffers/streambuf/streambuf.virtuals/streambuf.virt.get/xsgetn.pass.cpp @@ -0,0 +1,41 @@ +//===----------------------------------------------------------------------===// +// +// 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; + +// streamsize xsgetn(char_type* s, streamsize n); + +#include <streambuf> +#include <cassert> + +struct test + : public std::basic_streambuf<char> +{ + typedef std::basic_streambuf<char> base; + + test() {} + + void setg(char* gbeg, char* gnext, char* gend) + { + base::setg(gbeg, gnext, gend); + } +}; + +int main() +{ + test t; + char input[7] = "123456"; + t.setg(input, input, input+7); + char output[sizeof(input)] = {0}; + assert(t.sgetn(output, 10) == 7); + assert(strcmp(input, output) == 0); +} |