+++ /dev/null
-// 2001-05-24 Benjamin Kosnik <bkoz@redhat.com>
-
-// Copyright (C) 2001, 2002 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.
-
-// 27.7.6 member functions (stringstream_members)
-
-#include <sstream>
-#include <testsuite_hooks.h>
-
-void test01()
-{
- bool test = true;
- std::stringstream is01;
- const std::string str00;
- 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;
-
- // string str() const
- str02 = is01.str();
- VERIFY( str00 == str02 );
-
- // void str(const basic_string&)
- is01.str(str01);
- str02 = is01.str();
- VERIFY( str01 == str02 );
- 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 );
-
- #ifdef DEBUG_ASSERT
- assert(test);
-#endif
-}
-
-void
-redirect_buffer(std::ios& stream, std::streambuf* new_buf)
-{ stream.rdbuf(new_buf); }
-
-std::streambuf*
-active_buffer(std::ios& stream)
-{ return stream.rdbuf(); }
-
-// libstdc++/2832
-void test02()
-{
- bool test = true;
- const char* strlit01 = "fuck war";
- const char* strlit02 = "two less cars abstract riot crew, critical mass/SF";
- const std::string str00;
- const std::string str01(strlit01);
- std::string str02;
- std::stringbuf sbuf(str01);
- std::streambuf* pbasebuf0 = &sbuf;
-
- std::stringstream sstrm1;
- VERIFY( sstrm1.str() == str00 );
- // derived rdbuf() always returns original streambuf, even though
- // it's no longer associated with the stream.
- std::stringbuf* const buf1 = sstrm1.rdbuf();
- // base rdbuf() returns the currently associated streambuf
- std::streambuf* pbasebuf1 = active_buffer(sstrm1);
- redirect_buffer(sstrm1, &sbuf);
- std::stringbuf* const buf2 = sstrm1.rdbuf();
- std::streambuf* pbasebuf2 = active_buffer(sstrm1);
- VERIFY( buf1 == buf2 );
- VERIFY( pbasebuf1 != pbasebuf2 );
- VERIFY( pbasebuf2 == pbasebuf0 );
-
- // derived rdbuf() returns the original buf, so str() doesn't change.
- VERIFY( sstrm1.str() != str01 );
- VERIFY( sstrm1.str() == str00 );
- // however, casting the active streambuf to a stringbuf shows what's up:
- std::stringbuf* psbuf = dynamic_cast<std::stringbuf*>(pbasebuf2);
- str02 = psbuf->str();
- VERIFY( str02 == str01 );
-
- // How confusing and non-intuitive is this?
- // These semantics are a joke, a serious defect, and incredibly lame.
-}
-
-void
-test03()
-{
- bool test = true;
-
- //
- // 1: Automatic formatting of a compound string
- //
- int i = 1024;
- int *pi = &i;
- double d = 3.14159;
- double *pd = &d;
- std::string blank;
- std::ostringstream ostrst01;
- std::ostringstream ostrst02(blank);
-
- // No buffer, so should be created.
- ostrst01 << "i: " << i << " i's address: " << pi << "\n"
- << "d: " << d << " d's address: " << pd << std::endl;
- // Buffer, so existing buffer should be overwritten.
- ostrst02 << "i: " << i << " i's address: " << pi << "\n"
- << "d: " << d << " d's address: " << pd << std::endl;
-
- std::string msg01 = ostrst01.str();
- std::string msg02 = ostrst02.str();
- VERIFY( msg01 == msg02 );
- VERIFY( msg02 != blank );
-
- //
- // 2: istringstream
- //
- // extracts the stored ascii values, placing them in turn in the four vars
-#if 0
- int i2 = 0;
- //int* pi2 = &i2;
- void* pi2 = &i2;
- double d2 = 0.0;
- // double* pd2 = &d2;
- void* pd2 = &d2;
- std::istringstream istrst01(ostrst02.str());
-
- istrst01 >> i2 >> pi2 >> d2 >> pd2;
- //istrst01 >> i2;
- //istrst01 >> pi2;
- VERIFY( i2 == i );
- VERIFY( d2 == d );
- VERIFY( pd2 == pd );
- VERIFY( pi2 == pi );
-#endif
-
- // stringstream
- std::string str1("");
- std::string str3("this is a somewhat string");
- std::stringstream ss1(str1, std::ios_base::in|std::ios_base::out);
- std::stringstream ss2(str3, std::ios_base::in|std::ios_base::out);
-}
-
-// libstdc++/8466
-void test04()
-{
- bool test = true;
-
- const char* strlit00 = "orvieto";
- const std::string str00 = strlit00;
-
- std::ostringstream oss;
-
- oss.str(str00);
- oss << "cortona";
- VERIFY( str00 == strlit00 );
-}
-
-int main()
-{
- test01();
- test02();
- test03();
- test04();
- return 0;
-}
projects / msp430-gcc.git / blobdiff