+++ /dev/null
-// 1999-07-01 bkoz
-
-// Copyright (C) 1999, 2000, 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.
-
-// 21.3.7.9 inserters and extractors
-
-// NB: This file is predicated on sstreams, istreams, and ostreams
-// working, not to mention other major details like char_traits, and
-// all of the string class.
-
-#include <string>
-#include <stdexcept>
-#include <sstream>
-#include <fstream>
-#include <iostream>
-#include <iomanip>
-#include <testsuite_hooks.h>
-
-bool test01(void)
-{
- bool test = true;
- typedef std::string::size_type csize_type;
- typedef std::string::const_reference cref;
- typedef std::string::reference ref;
- csize_type npos = std::string::npos;
- csize_type csz01, csz02;
-
- const std::string str01("sailing grand traverse bay\n"
- "\t\t\t from Elk Rapids to the point reminds me of miles");
- const std::string str02("sailing");
- const std::string str03("grand");
- const std::string str04("traverse");
- const std::string str05;
- std::string str10;
-
- // istream& operator>>(istream&, string&)
- std::istringstream istrs01(str01);
- istrs01 >> str10;
- VERIFY( str10 == str02 );
- try
- {
- std::istringstream::int_type i01 = istrs01.peek(); //a-boo
- VERIFY( std::istringstream::traits_type::to_char_type(i01) == ' ' );
- }
- catch(std::exception& fail)
- {
- VERIFY( false ); // shouldn't throw
- }
-
- istrs01.clear();
- istrs01 >> str10;
- VERIFY( str10 == str03 );
- istrs01.clear();
- istrs01 >> str10;
- VERIFY( str10 == str04 ); // sentry picks out the white spaces. .
-
- std::istringstream istrs02(str05); // empty
- istrs02 >> str10;
- VERIFY( str10 == str04 );
-
- // istream& getline(istream&, string&, char)
- // istream& getline(istream&, string&)
- try
- {
- istrs01.clear();
- getline(istrs01, str10);
- VERIFY( !istrs01.fail() );
- VERIFY( !istrs01.eof() );
- VERIFY( istrs01.good() );
- VERIFY( str10 == " bay" );
- }
- catch(std::exception& fail)
- {
- VERIFY( false ); // shouldn't throw
- }
-
- try
- {
- istrs01.clear();
- getline(istrs01, str10,'\t');
- VERIFY( !istrs01.fail() );
- VERIFY( !istrs01.eof() );
- VERIFY( istrs01.good() );
- VERIFY( str10 == str05 );
- }
- catch(std::exception& fail)
- {
- VERIFY( false ); // shouldn't throw
- }
-
- try
- {
- istrs01.clear();
- getline(istrs01, str10,'\t');
- VERIFY( !istrs01.fail() );
- VERIFY( !istrs01.eof() );
- VERIFY( istrs01.good() );
- VERIFY( str10 == str05 );
- }
- catch(std::exception& fail)
- {
- VERIFY( false ); // shouldn't throw
- }
-
- try
- {
- istrs01.clear();
- getline(istrs01, str10, '.');
- VERIFY( !istrs01.fail() );
- VERIFY( istrs01.eof() );
- VERIFY( !istrs01.good() );
- VERIFY( str10 == "\t from Elk Rapids to the point reminds me of miles" );
- }
- catch(std::exception& fail)
- {
- VERIFY( false ); // shouldn't throw
- }
-
- try
- {
- getline(istrs02, str10);
- VERIFY( istrs02.fail() );
- VERIFY( istrs02.eof() );
- VERIFY( str10 =="\t from Elk Rapids to the point reminds me of miles" );
- }
- catch(std::exception& fail)
- {
- VERIFY( false ); // shouldn't throw
- }
-
- // ostream& operator<<(ostream&, const basic_string&)
- std::ostringstream ostrs01;
- try
- {
- ostrs01 << str01;
- VERIFY( ostrs01.str() == str01 );
- }
- catch(std::exception& fail)
- {
- VERIFY( false );
- }
-
- std::string hello_world;
- std::cout << hello_world;
-
-#ifdef DEBUG_ASSERT
- assert(test);
-#endif
- return test;
-}
-
-
-// testing basic_stringbuf::xsputn via stress testing with large strings
-// based on a bug report libstdc++ 9
-void test04(int size)
-{
- bool test = true;
- std::string str(size, 's');
- int expected_size = 2 * (size + 1);
- std::ostringstream oss(str);
-
- // sanity checks
- VERIFY( str.size() == size );
- VERIFY( oss.good() );
-
- // stress test
- oss << str << std::endl;
- if (!oss.good())
- test = false;
-
- oss << str << std::endl;
- if (!oss.good())
- test = false;
-
- VERIFY( str.size() == size );
- VERIFY( oss.good() );
- std::string str_tmp = oss.str();
- VERIFY( str_tmp.size() == expected_size );
-
-#ifdef DEBUG_ASSERT
- assert(test);
-#endif
-}
-
-
-// testing basic_filebuf::xsputn via stress testing with large strings
-// based on a bug report libstdc++ 9
-// mode == out
-void test05(int size)
-{
- bool test = true;
- const char filename[] = "inserters_extractors-1.txt";
- const char fillc = 'f';
- std::ofstream ofs(filename);
- std::string str(size, fillc);
-
- // sanity checks
- VERIFY( str.size() == size );
- VERIFY( ofs.good() );
-
- // stress test
- ofs << str << std::endl;
- if (!ofs.good())
- test = false;
-
- ofs << str << std::endl;
- if (!ofs.good())
- test = false;
-
- VERIFY( str.size() == size );
- VERIFY( ofs.good() );
-
- ofs.close();
-
- // sanity check on the written file
- std::ifstream ifs(filename);
- int count = 0;
- char c;
- while (count <= (2 * size) + 4)
- {
- ifs >> c;
- if (ifs.good() && c == fillc)
- {
- ++count;
- c = '0';
- }
- else
- break;
- }
-
- VERIFY( count == 2 * size );
-
-#ifdef DEBUG_ASSERT
- assert(test);
-#endif
-}
-
-
-// istringstream/stringbuf extractor properly size buffer based on
-// actual, not allocated contents (string.size() vs. string.capacity()).
-// http://gcc.gnu.org/ml/libstdc++/1999-q4/msg00049.html
-void test06(void)
-{
- bool test = true;
-
- typedef std::string::size_type size_type;
- std::string str01("@silent");
- size_type i01 = str01.size();
- size_type i02 = str01.capacity();
- str01.erase(0, 1);
- size_type i03 = str01.size();
- size_type i04 = str01.capacity();
- VERIFY( i01 - 1 == i03 );
- VERIFY( i02 >= i04 );
-
- std::istringstream is(str01);
- std::string str02;
- is >> str02 >> std::ws;
- size_type i05 = str02.size();
- size_type i06 = str02.capacity();
- VERIFY( i05 == i03 );
- VERIFY( i06 <= i04 );
-
-#ifdef DEBUG_ASSERT
- assert(test);
-#endif
-}
-
-// http://gcc.gnu.org/ml/libstdc++/2000-q1/msg00085.html
-// istream::operator>>(string)
-// sets failbit
-// NB: this is a defect in the standard.
-void test07(void)
-{
- bool test = true;
- const std::string name("z6.cc");
- std::istringstream iss (name);
- int i = 0;
- std::string s;
- while (iss >> s)
- ++i;
-
- VERIFY( i < 3 );
- VERIFY( static_cast<bool>(iss.rdstate() & std::ios_base::failbit) );
-
-#ifdef DEBUG_ASSERT
- assert(test);
-#endif
-}
-
-// libstdc++/1019
-void test08()
-{
- using namespace std;
-
- bool test = true;
- istringstream istrm("enero:2001");
- int year;
- char sep;
- string month;
-
- istrm >> setw(5) >> month >> sep >> year;
- VERIFY( month.size() == 5 );
- VERIFY( sep == ':' );
- VERIFY( year == 2001 );
-}
-
-// libstdc++/2830
-void test09()
-{
- bool test = true;
- std::string blanks( 3, '\0');
- std::string foo = "peace";
- foo += blanks;
- foo += "& love";
-
- std::ostringstream oss1;
- oss1 << foo;
- VERIFY( oss1.str() == foo );
-
- std::ostringstream oss2;
- oss2.width(20);
- oss2 << foo;
- VERIFY( oss2.str() != foo );
- VERIFY( oss2.str().size() == 20 );
-}
-
-int main()
-{
- test01();
-
- test04(1); // expected_size == 4
- test04(1000); // expected_size == 2002
- test04(10000); // expected_size == 20002
-
- test05(1);
- test05(1000);
- test05(10000);
-
- test06();
- test07();
-
- test08();
-
- test09();
- return 0;
-}
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