diff options
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_istream/getline')
12 files changed, 1044 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/1.cc new file mode 100644 index 000000000..48b245f9b --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/1.cc @@ -0,0 +1,120 @@ +// 1999-08-11 bkoz + +// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2009, 2010 +// Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <istream> +#include <sstream> +#include <testsuite_hooks.h> + +void +test02() +{ + typedef std::char_traits<char> traits_type; + + bool test __attribute__((unused)) = true; + const char str_lit01[] = "\t\t\t sun*ra \n" + " " + "and his myth science arkestra present\n" + " " + "angles and demons @ play\n" + " " + "the nubians of plutonia"; + std::string str01(str_lit01); + std::string strtmp; + + std::stringbuf sbuf_04(str01, std::ios_base::in); + + std::istream is_00(0); + std::istream is_04(&sbuf_04); + std::ios_base::iostate state1, state2, statefail, stateeof; + statefail = std::ios_base::failbit; + stateeof = std::ios_base::eofbit; + char carray1[400] = ""; + + // istream& getline(char* s, streamsize n, char delim) + // istream& getline(char* s, streamsize n) + state1 = is_00.rdstate(); + is_00.getline(carray1, 20, '*'); + state2 = is_00.rdstate(); + // make sure failbit was set, since we couldn't extract + // from the null streambuf... + VERIFY( state1 != state2 ); + VERIFY( static_cast<bool>(state2 & statefail) ); + + VERIFY( is_04.gcount() == 0 ); + state1 = is_04.rdstate(); + is_04.getline(carray1, 1, '\t'); // extracts, throws away + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 1 ); + VERIFY( state1 == state2 ); + VERIFY( state1 == 0 ); + VERIFY( !traits_type::compare("", carray1, 1) ); + + state1 = is_04.rdstate(); + is_04.getline(carray1, 20, '*'); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 10 ); + VERIFY( state1 == state2 ); + VERIFY( state1 == 0 ); + VERIFY( !traits_type::compare("\t\t sun", carray1, 10) ); + + state1 = is_04.rdstate(); + is_04.getline(carray1, 20); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 4 ); + VERIFY( state1 == state2 ); + VERIFY( state1 == 0 ); + VERIFY( !traits_type::compare("ra ", carray1, 4) ); + + state1 = is_04.rdstate(); + is_04.getline(carray1, 65); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 64 ); + VERIFY( state1 != state2 ); + VERIFY( state2 == statefail ); + VERIFY( !traits_type::compare( + " and his myth science arkestra presen", + carray1, 65) ); + + is_04.clear(); + state1 = is_04.rdstate(); + is_04.getline(carray1, 120, '|'); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 106 ); + VERIFY( state1 != state2 ); + VERIFY( state2 == stateeof ); + + is_04.clear(); + state1 = is_04.rdstate(); + is_04.getline(carray1, 100, '|'); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 0 ); + VERIFY( state1 != state2 ); + VERIFY( static_cast<bool>(state2 & stateeof) ); + VERIFY( static_cast<bool>(state2 & statefail) ); +} + +int +main() +{ + test02(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/2.cc new file mode 100644 index 000000000..486e0e5fc --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/2.cc @@ -0,0 +1,99 @@ +// 1999-08-11 bkoz + +// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <cstring> // for strlen +#include <istream> +#include <sstream> +#include <testsuite_hooks.h> + +// [patch] bits/istream.tcc - getline(char_type*,streamsize,char_type) +// http://gcc.gnu.org/ml/libstdc++/2000-07/msg00003.html +void +test05() +{ + const char* charray = "\n" +"a\n" +"aa\n" +"aaa\n" +"aaaa\n" +"aaaaa\n" +"aaaaaa\n" +"aaaaaaa\n" +"aaaaaaaa\n" +"aaaaaaaaa\n" +"aaaaaaaaaa\n" +"aaaaaaaaaaa\n" +"aaaaaaaaaaaa\n" +"aaaaaaaaaaaaa\n" +"aaaaaaaaaaaaaa\n"; + + bool test __attribute__((unused)) = true; + const std::streamsize it = 5; + std::streamsize br = 0; + char tmp[it]; + std::stringbuf sb(charray, std::ios_base::in); + std::istream ifs(&sb); + std::streamsize blen = std::strlen(charray); + VERIFY(!(!ifs)); + while(ifs.getline(tmp, it) || ifs.gcount()) + { + br += ifs.gcount(); + if(ifs.eof()) + { + // Just sanity checks to make sure we've extracted the same + // number of chars that were in the streambuf + VERIFY(br == blen); + // Also, we should only set the failbit if we could + // _extract_ no chars from the stream, i.e. the first read + // returned EOF. + VERIFY(ifs.fail() && ifs.gcount() == 0); + } + else if(ifs.fail()) + { + // delimiter not read + // + // either + // -> extracted no characters + // or + // -> n - 1 characters are stored + ifs.clear(ifs.rdstate() & ~std::ios::failbit); + VERIFY((ifs.gcount() == 0) || (std::strlen(tmp) == it - 1)); + VERIFY(!(!ifs)); + continue; + } + else + { + // delimiter was read. + // + // -> strlen(__s) < n - 1 + // -> delimiter was seen -> gcount() > strlen(__s) + VERIFY(ifs.gcount() == static_cast<std::streamsize>(std::strlen(tmp) + 1) ); + continue; + } + } +} + +int +main() +{ + test05(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/3.cc new file mode 100644 index 000000000..f71e1ca16 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/3.cc @@ -0,0 +1,60 @@ +// 1999-08-11 bkoz + +// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <cstring> // for strlen +#include <istream> +#include <sstream> +#include <testsuite_hooks.h> + +// [bug] istream::getline(char*,streamsize) still broken +// http://gcc.gnu.org/ml/libstdc++/2000-07/msg00126.html +// brent verner <brent at rcfile dot org +void +test06() +{ + using namespace std; + + bool test __attribute__((unused)) = true; + const streamsize it = 5; + char tmp[it]; + const char* str_lit = "abcd\n"; + + stringbuf strbuf(str_lit, std::ios_base::in); + istream istr(&strbuf); + + istr.getline(tmp,it); + VERIFY( istr.gcount() == it ); // extracted whole string + VERIFY( strlen(tmp) == 4 ); // stored all but '\n' + VERIFY( !istr.eof() ); // extracted up to but not eof + VERIFY( !istr.fail() ); // failbit not set + + char c = 'z'; + istr.get(c); + VERIFY( c == 'z' ); + VERIFY( istr.eof() ); +} + +int +main() +{ + test06(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/4.cc new file mode 100644 index 000000000..4f2909232 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/4.cc @@ -0,0 +1,99 @@ +// Copyright (C) 2004, 2009 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 +// <http://www.gnu.org/licenses/>. + + +// 27.6.1.3 unformatted input functions + +#include <cstring> // for strlen +#include <istream> +#include <testsuite_hooks.h> + +class Inbuf : public std::streambuf +{ + static const char buf[]; + const char* current; + int size; + +public: + Inbuf() + { + current = buf; + size = std::strlen(buf); + } + + int_type underflow() + { + if (current < buf + size) + return traits_type::to_int_type(*current); + return traits_type::eof(); + } + + int_type uflow() + { + if (current < buf + size) + return traits_type::to_int_type(*current++); + return traits_type::eof(); + } +}; + +const char Inbuf::buf[] = "1234567890abcdefghij"; + +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + typedef char_traits<char> traits_type; + + Inbuf inbuf1; + istream is(&inbuf1); + + char buffer[10]; + traits_type::assign(buffer, sizeof(buffer), 'X'); + + is.getline(buffer, sizeof(buffer), '0'); + VERIFY( is.rdstate() == ios_base::goodbit ); + VERIFY( !traits_type::compare(buffer, "123456789\0", sizeof(buffer)) ); + VERIFY( is.gcount() == 10 ); + + is.clear(); + traits_type::assign(buffer, sizeof(buffer), 'X'); + is.getline(buffer, sizeof(buffer)); + VERIFY( is.rdstate() == ios_base::failbit ); + VERIFY( !traits_type::compare(buffer, "abcdefghi\0", sizeof(buffer)) ); + VERIFY( is.gcount() == 9 ); + + is.clear(); + traits_type::assign(buffer, sizeof(buffer), 'X'); + is.getline(buffer, sizeof(buffer)); + VERIFY( is.rdstate() == ios_base::eofbit ); + VERIFY( !traits_type::compare(buffer, "j\0XXXXXXXX", sizeof(buffer)) ); + VERIFY( is.gcount() == 1 ); + + is.clear(); + traits_type::assign(buffer, sizeof(buffer), 'X'); + is.getline(buffer, sizeof(buffer)); + VERIFY( is.rdstate() == (ios_base::eofbit | ios_base::failbit) ); + VERIFY( !traits_type::compare(buffer, "\0XXXXXXXXX", sizeof(buffer)) ); + VERIFY( is.gcount() == 0 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/5.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/5.cc new file mode 100644 index 000000000..310f637f9 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/5.cc @@ -0,0 +1,88 @@ +// Copyright (C) 2004, 2005, 2006, 2007, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +// { dg-require-fileio "" } + +#include <istream> +#include <string> +#include <fstream> +#include <cstdlib> +#include <testsuite_hooks.h> + +using namespace std; + +string prepare(string::size_type len, unsigned nchunks, char delim) +{ + string ret; + for (unsigned i = 0; i < nchunks; ++i) + { + for (string::size_type j = 0; j < len; ++j) + ret.push_back('a' + rand() % 26); + len *= 2; + ret.push_back(delim); + } + return ret; +} + +void check(istream& stream, const string& str, unsigned nchunks, char delim) +{ + bool test __attribute__((unused)) = true; + + char buf[1000000]; + string::size_type index = 0, index_new = 0; + unsigned n = 0; + + while (stream.getline(buf, sizeof(buf), delim)) + { + index_new = str.find(delim, index); + VERIFY( static_cast<string::size_type>(stream.gcount()) == + index_new - index + 1 ); + VERIFY( !str.compare(index, index_new - index, buf) ); + index = index_new + 1; + ++n; + } + VERIFY( stream.gcount() == 0 ); + VERIFY( stream.eof() ); + VERIFY( n == nchunks ); +} + +void test01() +{ + const char filename[] = "istream_getline.txt"; + + const char delim = '|'; + const unsigned nchunks = 10; + const string data = prepare(777, nchunks, delim); + + ofstream ofstrm; + ofstrm.open(filename); + ofstrm.write(data.data(), data.size()); + ofstrm.close(); + + ifstream ifstrm; + ifstrm.open(filename); + check(ifstrm, data, nchunks, delim); + ifstrm.close(); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/6.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/6.cc new file mode 100644 index 000000000..0a129ecbf --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/char/6.cc @@ -0,0 +1,57 @@ +// 2004-11-26 Paolo Carlini <pcarlini@suse.de> + +// Copyright (C) 2004, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <sstream> +#include <testsuite_hooks.h> + +// DR 243. get and getline when sentry reports failure. +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + stringbuf strbuf01; + stringbuf strbuf02; + istream istr01(&strbuf01); + istream istr02(&strbuf02); + char buf02[2] = "*" ; + + istr01.peek(); + VERIFY( istr01.eof() ); + + istr01.getline(0, 0); + VERIFY( istr01.gcount() == 0 ); + VERIFY( istr01.fail() ); + + istr02.peek(); + VERIFY( istr02.eof() ); + + istr02.getline(buf02, 1); + VERIFY( istr02.gcount() == 0 ); + VERIFY( istr02.fail() ); + VERIFY( buf02[0] == char() ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/1.cc new file mode 100644 index 000000000..2445dd4f7 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/1.cc @@ -0,0 +1,117 @@ +// Copyright (C) 2004, 2009, 2010 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <istream> +#include <sstream> +#include <testsuite_hooks.h> + +void +test02() +{ + typedef std::char_traits<wchar_t> traits_type; + + bool test __attribute__((unused)) = true; + const wchar_t str_lit01[] = L"\t\t\t sun*ra \n" + L" " + L"and his myth science arkestra present\n" + L" " + L"angles and demons @ play\n" + L" " + L"the nubians of plutonia"; + std::wstring str01(str_lit01); + std::wstring strtmp; + + std::wstringbuf sbuf_04(str01, std::ios_base::in); + + std::wistream is_00(0); + std::wistream is_04(&sbuf_04); + std::ios_base::iostate state1, state2, statefail, stateeof; + statefail = std::ios_base::failbit; + stateeof = std::ios_base::eofbit; + wchar_t carray1[400] = L""; + + // istream& getline(wchar_t* s, streamsize n, wchar_t delim) + // istream& getline(wchar_t* s, streamsize n) + state1 = is_00.rdstate(); + is_00.getline(carray1, 20, L'*'); + state2 = is_00.rdstate(); + // make sure failbit was set, since we couldn't extract + // from the null streambuf... + VERIFY( state1 != state2 ); + VERIFY( static_cast<bool>(state2 & statefail) ); + + VERIFY( is_04.gcount() == 0 ); + state1 = is_04.rdstate(); + is_04.getline(carray1, 1, L'\t'); // extracts, throws away + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 1 ); + VERIFY( state1 == state2 ); + VERIFY( state1 == 0 ); + VERIFY( !traits_type::compare(L"", carray1, 1) ); + + state1 = is_04.rdstate(); + is_04.getline(carray1, 20, L'*'); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 10 ); + VERIFY( state1 == state2 ); + VERIFY( state1 == 0 ); + VERIFY( !traits_type::compare(L"\t\t sun", carray1, 10) ); + + state1 = is_04.rdstate(); + is_04.getline(carray1, 20); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 4 ); + VERIFY( state1 == state2 ); + VERIFY( state1 == 0 ); + VERIFY( !traits_type::compare(L"ra ", carray1, 4) ); + + state1 = is_04.rdstate(); + is_04.getline(carray1, 65); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 64 ); + VERIFY( state1 != state2 ); + VERIFY( state2 == statefail ); + VERIFY( !traits_type::compare( + L" and his myth science arkestra presen", + carray1, 65) ); + + is_04.clear(); + state1 = is_04.rdstate(); + is_04.getline(carray1, 120, L'|'); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 106 ); + VERIFY( state1 != state2 ); + VERIFY( state2 == stateeof ); + + is_04.clear(); + state1 = is_04.rdstate(); + is_04.getline(carray1, 100, L'|'); + state2 = is_04.rdstate(); + VERIFY( is_04.gcount() == 0 ); + VERIFY( state1 != state2 ); + VERIFY( static_cast<bool>(state2 & stateeof) ); + VERIFY( static_cast<bool>(state2 & statefail) ); +} + +int +main() +{ + test02(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/2.cc new file mode 100644 index 000000000..192de56a2 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/2.cc @@ -0,0 +1,98 @@ +// Copyright (C) 2004, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <cwchar> // for wcslen +#include <istream> +#include <sstream> +#include <testsuite_hooks.h> + +// [patch] bits/istream.tcc - getline(char_type*,streamsize,char_type) +// http://gcc.gnu.org/ml/libstdc++/2000-07/msg00003.html +void +test05() +{ + const wchar_t* charray = L"\n" +L"a\n" +L"aa\n" +L"aaa\n" +L"aaaa\n" +L"aaaaa\n" +L"aaaaaa\n" +L"aaaaaaa\n" +L"aaaaaaaa\n" +L"aaaaaaaaa\n" +L"aaaaaaaaaa\n" +L"aaaaaaaaaaa\n" +L"aaaaaaaaaaaa\n" +L"aaaaaaaaaaaaa\n" +L"aaaaaaaaaaaaaa\n"; + + bool test __attribute__((unused)) = true; + const std::streamsize it = 5; + std::streamsize br = 0; + wchar_t tmp[it]; + std::wstringbuf sb(charray, std::ios_base::in); + std::wistream ifs(&sb); + std::streamsize blen = std::wcslen(charray); + VERIFY(!(!ifs)); + while(ifs.getline(tmp, it) || ifs.gcount()) + { + br += ifs.gcount(); + if(ifs.eof()) + { + // Just sanity checks to make sure we've extracted the same + // number of chars that were in the streambuf + VERIFY( br == blen ); + // Also, we should only set the failbit if we could + // _extract_ no chars from the stream, i.e. the first read + // returned EOF. + VERIFY( ifs.fail() && ifs.gcount() == 0 ); + } + else if(ifs.fail()) + { + // delimiter not read + // + // either + // -> extracted no characters + // or + // -> n - 1 characters are stored + ifs.clear(ifs.rdstate() & ~std::ios::failbit); + VERIFY( (ifs.gcount() == 0) || (std::wcslen(tmp) == it - 1) ); + VERIFY( !(!ifs) ); + continue; + } + else + { + // delimiter was read. + // + // -> wcslen(__s) < n - 1 + // -> delimiter was seen -> gcount() > wcslen(__s) + VERIFY( ifs.gcount() == static_cast<std::streamsize>(std::wcslen(tmp) + + 1) ); + continue; + } + } +} + +int +main() +{ + test05(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/3.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/3.cc new file mode 100644 index 000000000..af7033ddd --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/3.cc @@ -0,0 +1,58 @@ +// Copyright (C) 2004, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <cwchar> // for wcslen +#include <istream> +#include <sstream> +#include <testsuite_hooks.h> + +// [bug] istream::getline(char*,streamsize) still broken +// http://gcc.gnu.org/ml/libstdc++/2000-07/msg00126.html +// brent verner <brent at rcfile dot org +void +test06() +{ + using namespace std; + + bool test __attribute__((unused)) = true; + const streamsize it = 5; + wchar_t tmp[it]; + const wchar_t* str_lit = L"abcd\n"; + + wstringbuf strbuf(str_lit, std::ios_base::in); + wistream istr(&strbuf); + + istr.getline(tmp,it); + VERIFY( istr.gcount() == it ); // extracted whole string + VERIFY( wcslen(tmp) == 4 ); // stored all but '\n' + VERIFY( !istr.eof() ); // extracted up to but not eof + VERIFY( !istr.fail() ); // failbit not set + + wchar_t c = L'z'; + istr.get(c); + VERIFY( c == L'z' ); + VERIFY( istr.eof() ); +} + +int +main() +{ + test06(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/4.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/4.cc new file mode 100644 index 000000000..1e147c748 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/4.cc @@ -0,0 +1,103 @@ +// Copyright (C) 2004, 2009 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 +// <http://www.gnu.org/licenses/>. + + +// 27.6.1.3 unformatted input functions + +#include <cwchar> // for wcslen +#include <istream> +#include <testsuite_hooks.h> + +class Inbuf : public std::wstreambuf +{ + static const wchar_t buf[]; + const wchar_t* current; + int size; + +public: + Inbuf() + { + current = buf; + size = std::wcslen(buf); + } + + int_type underflow() + { + if (current < buf + size) + return traits_type::to_int_type(*current); + return traits_type::eof(); + } + + int_type uflow() + { + if (current < buf + size) + return traits_type::to_int_type(*current++); + return traits_type::eof(); + } +}; + +const wchar_t Inbuf::buf[] = L"1234567890abcdefghij"; + +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + typedef char_traits<wchar_t> traits_type; + + Inbuf inbuf1; + wistream is(&inbuf1); + + wchar_t buffer[10]; + traits_type::assign(buffer, sizeof(buffer) / sizeof(wchar_t), L'X'); + + is.getline(buffer, sizeof(buffer) / sizeof(wchar_t), L'0'); + VERIFY( is.rdstate() == ios_base::goodbit ); + VERIFY( !traits_type::compare(buffer, L"123456789\0", + sizeof(buffer) / sizeof(wchar_t)) ); + VERIFY( is.gcount() == 10 ); + + is.clear(); + traits_type::assign(buffer, sizeof(buffer) / sizeof(wchar_t), L'X'); + is.getline(buffer, sizeof(buffer) / sizeof(wchar_t)); + VERIFY( is.rdstate() == ios_base::failbit ); + VERIFY( !traits_type::compare(buffer, L"abcdefghi\0", + sizeof(buffer) / sizeof(wchar_t)) ); + VERIFY( is.gcount() == 9 ); + + is.clear(); + traits_type::assign(buffer, sizeof(buffer) / sizeof(wchar_t), L'X'); + is.getline(buffer, sizeof(buffer) / sizeof(wchar_t)); + VERIFY( is.rdstate() == ios_base::eofbit ); + VERIFY( !traits_type::compare(buffer, L"j\0XXXXXXXX", + sizeof(buffer) / sizeof(wchar_t)) ); + VERIFY( is.gcount() == 1 ); + + is.clear(); + traits_type::assign(buffer, sizeof(buffer) / sizeof(wchar_t), L'X'); + is.getline(buffer, sizeof(buffer) / sizeof(wchar_t)); + VERIFY( is.rdstate() == (ios_base::eofbit | ios_base::failbit) ); + VERIFY( !traits_type::compare(buffer, L"\0XXXXXXXXX", + sizeof(buffer) / sizeof(wchar_t)) ); + VERIFY( is.gcount() == 0 ); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc new file mode 100644 index 000000000..39fb59572 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/5.cc @@ -0,0 +1,88 @@ +// Copyright (C) 2004, 2005, 2006, 2007, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <istream> +#include <string> +#include <fstream> +#include <cstdlib> +#include <testsuite_hooks.h> + +using namespace std; + +wstring +prepare(wstring::size_type len, unsigned nchunks, wchar_t delim) +{ + wstring ret; + for (unsigned i = 0; i < nchunks; ++i) + { + for (wstring::size_type j = 0; j < len; ++j) + ret.push_back(L'a' + rand() % 26); + len *= 2; + ret.push_back(delim); + } + return ret; +} + +void +check(wistream& stream, const wstring& str, unsigned nchunks, wchar_t delim) +{ + bool test __attribute__((unused)) = true; + + static wchar_t buf[1000000]; + wstring::size_type index = 0, index_new = 0; + unsigned n = 0; + + while (stream.getline(buf, sizeof(buf) / sizeof(wchar_t), delim)) + { + index_new = str.find(delim, index); + VERIFY( static_cast<string::size_type>(stream.gcount()) == + index_new - index + 1 ); + VERIFY( !str.compare(index, index_new - index, buf) ); + index = index_new + 1; + ++n; + } + VERIFY( stream.gcount() == 0 ); + VERIFY( stream.eof() ); + VERIFY( n == nchunks ); +} + +void test01() +{ + const char filename[] = "wistream_getline.txt"; + + const wchar_t delim = L'|'; + const unsigned nchunks = 10; + const wstring data = prepare(777, nchunks, delim); + + wofstream ofstrm; + ofstrm.open(filename); + ofstrm.write(data.data(), data.size()); + ofstrm.close(); + + wifstream ifstrm; + ifstrm.open(filename); + check(ifstrm, data, nchunks, delim); + ifstrm.close(); +} + +int main() +{ + test01(); + return 0; +} diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/6.cc b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/6.cc new file mode 100644 index 000000000..0a4376c88 --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/basic_istream/getline/wchar_t/6.cc @@ -0,0 +1,57 @@ +// 2004-11-26 Paolo Carlini <pcarlini@suse.de> + +// Copyright (C) 2004, 2009 Free Software Foundation +// +// 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 +// <http://www.gnu.org/licenses/>. + +// 27.6.1.3 unformatted input functions + +#include <sstream> +#include <testsuite_hooks.h> + +// DR 243. get and getline when sentry reports failure. +void test01() +{ + using namespace std; + bool test __attribute__((unused)) = true; + + wstringbuf strbuf01; + wstringbuf strbuf02; + wistream istr01(&strbuf01); + wistream istr02(&strbuf02); + wchar_t buf02[2] = L"*" ; + + istr01.peek(); + VERIFY( istr01.eof() ); + + istr01.getline(0, 0); + VERIFY( istr01.gcount() == 0 ); + VERIFY( istr01.fail() ); + + istr02.peek(); + VERIFY( istr02.eof() ); + + istr02.getline(buf02, 1); + VERIFY( istr02.gcount() == 0 ); + VERIFY( istr02.fail() ); + VERIFY( buf02[0] == wchar_t() ); +} + +int main() +{ + test01(); + return 0; +} |