#include <sstream>
#include <testsuite_hooks.h>
class my_stringbuf : public std::wstringbuf
{
public:
my_stringbuf(const std::wstring& str, std::ios_base::openmode mode)
: std::wstringbuf(str, mode) { }
int_type
pub_pbackfail(int_type c)
{ return this->pbackfail(c); }
};
void test01()
{
bool test __attribute__((unused)) = true;
using namespace std;
typedef my_stringbuf::int_type int_type;
typedef my_stringbuf::traits_type traits_type;
my_stringbuf sbuf(L"any", ios_base::in | ios_base::out);
int_type c = sbuf.sgetc();
VERIFY( c == L'a' );
c = sbuf.pub_pbackfail(L'z');
VERIFY( c == traits_type::eof() );
c = sbuf.sbumpc();
VERIFY( c == L'a' );
c = sbuf.pub_pbackfail(L'a');
VERIFY( c == L'a' );
c = sbuf.sbumpc();
VERIFY( c == L'a' );
c = sbuf.pub_pbackfail(L'x');
VERIFY( c == L'x' );
c = sbuf.sbumpc();
VERIFY( c == L'x' );
const int_type eof = traits_type::eof();
c = sbuf.pub_pbackfail(eof);
VERIFY( c == traits_type::not_eof(eof) );
c = sbuf.sgetc();
VERIFY( c == L'x' );
}
int main()
{
test01();
return 0;
}