summaryrefslogtreecommitdiff
path: root/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
diff options
context:
space:
mode:
Diffstat (limited to 'libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc')
-rw-r--r--libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc87
1 files changed, 87 insertions, 0 deletions
diff --git a/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
new file mode 100644
index 000000000..8a2421041
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_istream/ignore/wchar_t/2.cc
@@ -0,0 +1,87 @@
+// 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 <limits>
+#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;
+
+ wstring::size_type index = 0, index_new = 0;
+ unsigned n = 0;
+
+ while (stream.ignore(numeric_limits<streamsize>::max(), delim).good())
+ {
+ index_new = str.find(delim, index);
+ VERIFY( static_cast<string::size_type>(stream.gcount()) ==
+ index_new - index + 1 );
+ index = index_new + 1;
+ ++n;
+ }
+ VERIFY( stream.gcount() == 0 );
+ VERIFY( !stream.fail() );
+ VERIFY( n == nchunks );
+}
+
+void test01()
+{
+ const char filename[] = "wistream_ignore.txt";
+
+ const wchar_t delim = L'|';
+ const unsigned nchunks = 10;
+ const wstring data = prepare(555, 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;
+}