3 // Copyright (C) 1999-2013 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
21 // 27.5.2 template class basic_streambuf
25 #include <testsuite_hooks.h>
27 class testbuf : public std::streambuf
32 typedef std::streambuf::traits_type traits_type;
33 typedef std::streambuf::char_type char_type;
35 testbuf(): std::streambuf()
41 bool test __attribute__((unused)) = true;
42 VERIFY( !this->eback() );
43 VERIFY( !this->gptr() );
44 VERIFY( !this->egptr() );
45 VERIFY( !this->pbase() );
46 VERIFY( !this->pptr() );
47 VERIFY( !this->epptr() );
53 { return (this->uflow()); }
56 pub_overflow(int_type __c = traits_type::eof())
57 { return (this->overflow(__c)); }
60 pub_pbackfail(int_type __c)
61 { return (this->pbackfail(__c)); }
64 pub_setg(char* beg, char* cur, char *end)
65 { this->setg(beg, cur, end); }
68 pub_setp(char* beg, char* end)
69 { this->setp(beg, end); }
75 int_type __retval = traits_type::eof();
76 if (this->gptr() < this->egptr())
77 __retval = traits_type::not_eof(0);
84 typedef testbuf::traits_type traits_type;
85 typedef testbuf::int_type int_type;
87 bool test __attribute__((unused)) = true;
89 char lit01[] = "chicago underground trio/possible cube on delmark";
90 size_t i01 = traits_type::length(lit01);
94 // 27.5.2.1 basic_streambuf ctors
95 // default ctor initializes
96 // - all pointer members to null pointers
97 // - locale to current global locale
98 VERIFY( buf01.check_pointers() );
99 VERIFY( buf01.getloc() == std::locale() );
101 // 27.5.2.2.5 Put area
104 std::memset(carray01, 0, i01);
106 buf01.pub_setg(lit01, lit01, lit01 + i01);
107 buf01.sgetn(carray01, 0);
108 VERIFY( carray01[0] == 0 );
109 buf01.sgetn(carray01, 1);
110 VERIFY( carray01[0] == 'c' );
111 buf01.sgetn(carray01 + 1, i01 - 1);
112 VERIFY( carray01[0] == 'c' );
113 VERIFY( carray01[1] == 'h' );
114 VERIFY( carray01[i01 - 1] == 'k' );