Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_istream / getline / wchar_t / 4.cc

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 (file)
index 0000000..1e147c7
--- /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;
+}