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4a2f4b128f
2000-06-29 Benjamin Kosnik <bkoz@purist.soma.redhat.com> * testsuite/27_io/ostream_manip.cc (test02): Add tests. * bits/ostream.tcc: Tweak. * bits/std_fstream.h (basic_filebuf::setbuf): Reset _M_buf_size_opt too. * bits/std_streambuf.h (basic_streambuf::~basic_streambuf): Zero out _M_buf_size_opt. * bits/std_sstream.h (basic_stringbuf::_M_init_stringbuf): Zero _M_buf_size_opt out here. * bits/char_traits.h (char_traits::eos): Non standard member function, uglify to __eos. Return char_type(). * bits/std_ostream.h: Change. From-SVN: r34797
132 lines
3.2 KiB
C++
132 lines
3.2 KiB
C++
// 1999-07-22 bkoz
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// Copyright (C) 1994, 1999, 2000 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// 27.6.2.7 standard basic_ostream manipulators
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#include <ostream>
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#include <sstream>
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#include <stdexcept>
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#ifdef DEBUG_ASSERT
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#include <assert.h>
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#endif
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bool test01(void)
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{
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bool test = true;
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const char str_lit01[] = " venice ";
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const std::string str01(" santa barbara ");
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std::string str02(str_lit01);
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std::string str04;
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std::string str05;
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std::ios_base::iostate flag1, flag2, flag3, flag4, flag5;
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// template<_CharT, _Traits>
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// basic_ostream<_CharT, _Traits>& endl(basic_ostream<_Char, _Traits>& os)
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std::ostringstream oss01(str01);
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std::ostringstream oss02;
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std::ostringstream::int_type i01, i02;
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typedef std::ostringstream::traits_type traits_type;
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oss01 << std::endl;
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str04 = oss01.str();
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test &= str04.size() == str01.size();
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oss02 << std::endl;
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str05 = oss02.str();
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test &= str05.size() == 1;
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// template<_CharT, _Traits>
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// basic_ostream<_CharT, _Traits>& ends(basic_ostream<_Char, _Traits>& os)
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oss01 << std::ends;
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str04 = oss01.str();
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test &= str04.size() == str01.size();
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test &= str04[1] == char();
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oss02 << std::ends;
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str05 = oss02.str();
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test &= str05.size() == 2;
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test &= str05[1] == char();
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// template<_CharT, _Traits>
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// basic_ostream<_CharT, _Traits>& flush(basic_ostream<_Char, _Traits>& os)
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oss01.flush();
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str04 = oss01.str();
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test &= str04.size() == str01.size();
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oss02.flush();
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str05 = oss02.str();
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test &= str05.size() == 2;
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#ifdef DEBUG_ASSERT
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assert(test);
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#endif
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return test;
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}
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// based vaguely on this:
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// http://sourceware.cygnus.com/ml/libstdc++/2000-q2/msg00109.html
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bool test02()
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{
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using namespace std;
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typedef ostringstream::int_type int_type;
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bool test = true;
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ostringstream osst_01;
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const string str_00("herbie_hancock");
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int_type len1 = str_00.size();
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osst_01 << str_00;
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test &= osst_01.str().size() == len1;
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osst_01 << ends;
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const string str_01("speak like a child");
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int_type len2 = str_01.size();
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osst_01 << str_01;
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int_type len3 = osst_01.str().size();
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test &= len1 < len3;
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test &= len3 == len1 + len2 + 1;
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osst_01 << ends;
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const string str_02("+ inventions and dimensions");
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int_type len4 = str_02.size();
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osst_01 << str_02;
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int_type len5 = osst_01.str().size();
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test &= len3 < len5;
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test &= len5 == len3 + len4 + 1;
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#ifdef DEBUG_ASSERT
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assert(test);
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#endif
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return test;
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}
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int main()
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{
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test01();
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}
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