// Copyright (C) 2004, 2009, 2010 Free Software Foundation
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// .
// 27.6.1.3 unformatted input functions
#include
#include
#include
void
test02()
{
typedef std::char_traits traits_type;
bool test __attribute__((unused)) = true;
const wchar_t str_lit01[] = L"\t\t\t sun*ra \n"
L" "
L"and his myth science arkestra present\n"
L" "
L"angles and demons @ play\n"
L" "
L"the nubians of plutonia";
std::wstring str01(str_lit01);
std::wstring strtmp;
std::wstringbuf sbuf_04(str01, std::ios_base::in);
std::wistream is_00(0);
std::wistream is_04(&sbuf_04);
std::ios_base::iostate state1, state2, statefail, stateeof;
statefail = std::ios_base::failbit;
stateeof = std::ios_base::eofbit;
wchar_t carray1[400] = L"";
// istream& getline(wchar_t* s, streamsize n, wchar_t delim)
// istream& getline(wchar_t* s, streamsize n)
state1 = is_00.rdstate();
is_00.getline(carray1, 20, L'*');
state2 = is_00.rdstate();
// make sure failbit was set, since we couldn't extract
// from the null streambuf...
VERIFY( state1 != state2 );
VERIFY( static_cast(state2 & statefail) );
VERIFY( is_04.gcount() == 0 );
state1 = is_04.rdstate();
is_04.getline(carray1, 1, L'\t'); // extracts, throws away
state2 = is_04.rdstate();
VERIFY( is_04.gcount() == 1 );
VERIFY( state1 == state2 );
VERIFY( state1 == 0 );
VERIFY( !traits_type::compare(L"", carray1, 1) );
state1 = is_04.rdstate();
is_04.getline(carray1, 20, L'*');
state2 = is_04.rdstate();
VERIFY( is_04.gcount() == 10 );
VERIFY( state1 == state2 );
VERIFY( state1 == 0 );
VERIFY( !traits_type::compare(L"\t\t sun", carray1, 10) );
state1 = is_04.rdstate();
is_04.getline(carray1, 20);
state2 = is_04.rdstate();
VERIFY( is_04.gcount() == 4 );
VERIFY( state1 == state2 );
VERIFY( state1 == 0 );
VERIFY( !traits_type::compare(L"ra ", carray1, 4) );
state1 = is_04.rdstate();
is_04.getline(carray1, 65);
state2 = is_04.rdstate();
VERIFY( is_04.gcount() == 64 );
VERIFY( state1 != state2 );
VERIFY( state2 == statefail );
VERIFY( !traits_type::compare(
L" and his myth science arkestra presen",
carray1, 65) );
is_04.clear();
state1 = is_04.rdstate();
is_04.getline(carray1, 120, L'|');
state2 = is_04.rdstate();
VERIFY( is_04.gcount() == 106 );
VERIFY( state1 != state2 );
VERIFY( state2 == stateeof );
is_04.clear();
state1 = is_04.rdstate();
is_04.getline(carray1, 100, L'|');
state2 = is_04.rdstate();
VERIFY( is_04.gcount() == 0 );
VERIFY( state1 != state2 );
VERIFY( static_cast(state2 & stateeof) );
VERIFY( static_cast(state2 & statefail) );
}
int
main()
{
test02();
return 0;
}