gcc/libstdc++-v3/testsuite/27_io/istringstream_members.cc
Brent Verner aa1b2f7d95 debug_assert.h: new file
2000-08-14  Brent Verner <brent@rcfile.org>

	* testsuite/debug_assert.h: new file
	* testsuite/*/*.cc: s/test\s*&=([^;]+);/VERIFY($1);/g
	changed conditional #include <c?assert.?h?> to
	unconditional #include <debug_assert.h>
	* mkcheck.in: added $SRC_DIR/testsuite to include search path
	for testsuite compile command.

From-SVN: r35682
2000-08-14 19:59:26 +00:00

85 lines
2.1 KiB
C++

// 2000-01-10 bkoz
// Copyright (C) 2000 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 2, 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 COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 27.7.2 template class basic_istringstream
// 27.7.2.2 member functions (istringstream_members)
// stringbuf* rdbuf() const
#include <sstream>
#include <debug_assert.h>
void test01()
{
bool test = true;
std::istringstream is01;
const std::string str01 = "123";
std::string str02;
const int i01 = 123;
int a,b;
std::ios_base::iostate state1, state2, statefail, stateeof;
statefail = std::ios_base::failbit;
stateeof = std::ios_base::eofbit;
// void str(const basic_string&)
is01.str(str01);
state1 = is01.rdstate();
is01 >> a;
state2 = is01.rdstate();
VERIFY( a = i01 );
// 22.2.2.1.2 num_get virtual functions
// p 13
// in any case, if stage 2 processing was terminated by the test for
// in == end then err != ios_base::eofbit is performed.
VERIFY( state1 != state2 );
VERIFY( state2 == stateeof );
is01.str(str01);
is01 >> b;
VERIFY( b != a );
// as is01.good() is false, istream::sentry blocks extraction.
is01.clear();
state1 = is01.rdstate();
is01 >> b;
state2 = is01.rdstate();
VERIFY( b == a );
VERIFY( state1 != state2 );
VERIFY( state2 == stateeof );
// string str() const
str02 = is01.str();
VERIFY( str01 == str02 );
#ifdef DEBUG_ASSERT
assert(test);
#endif
}
int main()
{
test01();
return 0;
}