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Diffstat (limited to 'libstdc++-v3/testsuite/27_io/istream_extractor_arith/10.cc')
-rw-r--r-- | libstdc++-v3/testsuite/27_io/istream_extractor_arith/10.cc | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/istream_extractor_arith/10.cc b/libstdc++-v3/testsuite/27_io/istream_extractor_arith/10.cc new file mode 100644 index 00000000000..bc67190533f --- /dev/null +++ b/libstdc++-v3/testsuite/27_io/istream_extractor_arith/10.cc @@ -0,0 +1,154 @@ +// 1999-04-12 bkoz + +// Copyright (C) 1999, 2000, 2002, 2003 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. + +// 27.6.1.2.2 arithmetic extractors + +#include <cstdio> // for printf +#include <istream> +#include <ostream> +#include <sstream> +#include <locale> +#include <testsuite_hooks.h> + +std::string str_01; +std::string str_02("true false 0 1 110001"); +std::string str_03("-19999999 777777 -234234 233 -234 33 1 66300.25 .315 1.5"); +std::string str_04("0123"); + +std::stringbuf isbuf_01(std::ios_base::in); +std::stringbuf isbuf_02(str_02, std::ios_base::in); +std::stringbuf isbuf_03(str_03, std::ios_base::in); +std::stringbuf isbuf_04(str_04, std::ios_base::in); + +std::istream is_01(NULL); +std::istream is_02(&isbuf_02); +std::istream is_03(&isbuf_03); +std::istream is_04(&isbuf_04); +std::stringstream ss_01(str_01); + +bool test10() { + std::string str_01("0 00 000 +0 +0 -0"); + std::stringbuf isbuf_01(str_01); + std::istream is_01(&isbuf_01); + + bool test = true; + + int n = 365; + is_01 >> n; + VERIFY( n == 0 ); + n = 364; + is_01 >> n; + VERIFY( n == 0 ); + n = 363; + is_01 >> n; + VERIFY( n == 0 ); + n = 362; + is_01 >> n; + VERIFY( n == 0 ); + n = 361; + is_01 >> n; + VERIFY( n == 0 ); + n = 360; + is_01 >> n; + VERIFY( n == 0 ); + VERIFY( is_01.rdstate() == std::ios_base::eofbit ); + + std::string str_02("0x32 0X33 033 33"); + std::stringbuf isbuf_02(str_02); + std::istream is_02(&isbuf_02); + is_02.unsetf(std::ios_base::basefield); + is_02 >> n; + VERIFY( n == 50 ); + is_02 >> n; + VERIFY( n == 51 ); + is_02 >> n; + VERIFY( n == 27 ); + is_02 >> n; + VERIFY( n == 33 ); + VERIFY( is_02.rdstate() == std::ios_base::eofbit ); + + std::stringbuf isbuf_03(str_02); + std::istream is_03(&isbuf_03); + char c; + int m; + + is_03 >> std::dec >> n >> c >> m; + VERIFY( n == 0 ); + VERIFY( c == 'x' ); + VERIFY( m == 32 ); + + is_03 >> std::oct >> m >> c >> n; + VERIFY( m == 0 ); + VERIFY( c == 'X' ); + VERIFY( n == 27 ); + + is_03 >> std::dec >> m >> n; + VERIFY( m == 33 ); + VERIFY( n == 33 ); + VERIFY( is_03.rdstate() == std::ios_base::eofbit ); + + std::string str_04("3. 4.5E+2a5E-3 .6E1"); + std::stringbuf isbuf_04(str_04); + std::istream is_04(&isbuf_04); + + double f; + is_04 >> f; + VERIFY( f == 3.0 ); + is_04 >> f; + VERIFY( f == 450.0 ); + is_04.ignore(); + is_04 >> f; + VERIFY( f == 0.005 ); + is_04 >> f; + VERIFY( f == 6 ); + VERIFY( is_03.rdstate() == std::ios_base::eofbit ); + + std::string str_05("0E20 5Ea E16"); + std::stringbuf isbuf_05(str_05); + std::istream is_05(&isbuf_05); + + is_05 >> f; + VERIFY( f == 0 ); + is_05 >> f; + VERIFY( f == 0 ); + VERIFY( is_05.rdstate() == std::ios_base::failbit ); + is_05.clear(); + is_05 >> c; + VERIFY( c == 'a' ); + is_05 >> f; + VERIFY( f == 0 ); + VERIFY( is_05.rdstate() == std::ios_base::failbit ); + is_05.clear(); + is_05.ignore(); + is_05 >> n; + VERIFY( n == 16 ); + +#ifdef DEBUG_ASSERT + assert(test); +#endif + + return test; +} + +int main() +{ + test10(); + return 0; +} |