--- /dev/null
+// Copyright (C) 2004, 2005, 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/>.
+
+// 27.6.1.2.2 arithmetic extractors
+
+#include <istream>
+#include <sstream>
+#include <locale>
+#include <testsuite_hooks.h>
+
+namespace std {
+ class test_numpunct1 : public numpunct<wchar_t>
+ {
+ protected:
+ string
+ do_grouping() const
+ { return string(1, '\003'); }
+ };
+} // namespace std
+
+void test07()
+{
+ // manufactured locale, grouping is turned on
+ bool test __attribute__((unused)) = true;
+ unsigned int h4 = 0, h3 = 0, h2 = 0;
+ float f1 = 0.0;
+ const std::wstring s1(L"205,199 23,445.25 1,024,365 123,22,24");
+ std::wistringstream is(s1);
+ is.imbue(std::locale(std::locale(), new std::test_numpunct1));
+
+ // Basic operation.
+ is >> h4;
+ VERIFY( h4 == 205199 );
+ VERIFY( is.good() );
+
+ is.clear();
+ is >> f1;
+ VERIFY( f1 == 23445.25 );
+ VERIFY( is.good() );
+
+ is.clear();
+ is >> h3;
+ VERIFY( h3 == 1024365 );
+ VERIFY( is.good() );
+
+ is.clear();
+ is >> h2;
+ VERIFY( h2 == 1232224 );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::failbit) );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::eofbit) );
+
+ // Stress tests for explicit errors in grouping corner cases. The
+ // validity of these tests and results have been hammered out in
+ // private email between bkoz and ncm between Jan 25 and Jan 27, 2000.
+ // Thanks nate -- benjamin
+ const std::wstring s2(L",111 4,,4 0.25,345 5..25 156,, 1,000000 1000000 1234,567");
+ h3 = h4 = h2 = 0;
+ f1 = 0.0;
+ const wchar_t c_control = L'?';
+ wchar_t c = c_control;
+ is.clear();
+ is.str(s2);
+
+ is >> h4;
+ VERIFY( h4 == 0 );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::failbit) );
+ is.clear();
+ is >> c;
+ VERIFY( c == L',' );
+ VERIFY( is.good() );
+
+ is.ignore(3);
+ is >> f1;
+ VERIFY( f1 == 0.0 );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::failbit) );
+ is.clear();
+ is >> c;
+ VERIFY( c == L',' );
+ is >> c;
+ VERIFY( c == L'4' );
+ VERIFY( is.good() );
+
+ is >> f1;
+ VERIFY( f1 == 0.25 );
+ VERIFY( is.good() );
+ is >> c;
+ VERIFY( c == L',' );
+ is >> h2;
+ VERIFY( h2 == 345 );
+ VERIFY( is.good() );
+ f1 = 0.0;
+ h2 = 0;
+
+ is >> f1;
+ VERIFY( f1 == 5.0 );
+ VERIFY( is.good() );
+ is >> f1;
+ VERIFY( f1 == .25 );
+ VERIFY( is.good() );
+
+ is >> h3;
+ VERIFY( h3 == 0 );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::failbit) );
+ is.clear();
+ is >> c;
+ VERIFY( c == L',' ); // second one
+ VERIFY( is.good() );
+
+ is >> h2;
+ VERIFY( h2 == 1000000 );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::failbit) );
+ h2 = 0;
+ is.clear();
+
+ is >> h2;
+ VERIFY( h2 == 1000000 );
+ VERIFY( is.good() );
+ h2 = 0;
+
+ is >> h2;
+ VERIFY( h2 == 1234567 );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::failbit) );
+ VERIFY( static_cast<bool>(is.rdstate() & std::ios_base::eofbit) );
+ is.clear();
+}
+
+int main()
+{
+ test07();
+ return 0;
+}