// 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
// Copyright (C) 1997-2015 Free Software Foundation, Inc.
//
// 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
// .
#include
#include
std::wstring str_01(L"mykonos. . . or what?");
std::wstring str_02(L"paris, or sainte-maxime?");
std::wstring str_03;
std::wstringbuf strb_01(str_01);
std::wstringbuf strb_02(str_02, std::ios_base::in);
std::wstringbuf strb_03(str_03, std::ios_base::out);
// test member functions
void test03()
{
bool test __attribute__((unused)) = true;
// stringbuf::str()
VERIFY( strb_01.str() == str_01 );
VERIFY( strb_02.str() == str_02 );
VERIFY( strb_03.str() == str_03 );
// stringbuf::str(string&)
strb_03.str(L"none of the above, go to the oberoi in cairo, egypt.");
strb_03.str(str_01);
std::streamsize d1 = strb_01.in_avail();
std::streamsize d2 = strb_03.in_avail();
VERIFY( d1 ); // non-zero
VERIFY( d2 == -1 ); // -1, cuz ios_base::out
VERIFY( d1 != d2 ); //these should be the same
VERIFY( static_cast(str_01.length()) == d1 );
VERIFY( strb_01.str() == strb_03.str() ); //ditto
// stringbuf::str(string&) and stringbuf::stringbuf(string&), where the
// string in question contains embedded NUL characters. Note that in this
// embedded-NUL situation, the size must be passed to the string ctor.
std::wstring str_nulls(L"eschew \0 obfuscation", 20); // tested in 21_strings
std::wstringbuf strb_normal(str_01);
std::wstringbuf strb_nulls(str_nulls);
strb_normal.str(str_nulls); // tried using 'strb_01' rather than declaring
// another variable, but then test04 broke!
VERIFY( strb_nulls.in_avail() == static_cast(str_nulls.size()) );
VERIFY( strb_nulls.str().size() == 20 );
VERIFY( strb_normal.in_avail() == static_cast(str_nulls.size()) );
}
int main()
{
test03();
return 0;
}
// more candy!!!