Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_stringbuf / sgetn / wchar_t / 1.cc

diff --git a/libstdc++-v3/testsuite/27_io/basic_stringbuf/sgetn/wchar_t/1.cc b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sgetn/wchar_t/1.cc
new file mode 100644 (file)
index 0000000..01a149e
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_stringbuf/sgetn/wchar_t/1.cc
@@ -0,0 +1,105 @@
+// 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t
+
+// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
+// 2006, 2007, 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/>.
+
+#include <sstream>
+#include <testsuite_hooks.h>
+
+std::wstring str_01(L"mykonos. . . or what?");
+std::wstring str_02(L"paris, or sainte-maxime?");
+std::wstring str_03;
+std::wstringbuf strb_01(str_01);
+std::wstringbuf strb_02(str_02, std::ios_base::in);
+std::wstringbuf strb_03(str_03, std::ios_base::out);
+
+// test overloaded virtual functions
+void test04() 
+{
+  bool test __attribute__((unused)) = true;
+  std::streamsize              strmsz_1, strmsz_2;
+  std::streamoff               strmof_1(-1), strmof_2;
+  typedef std::wstringbuf::int_type int_type;
+  typedef std::wstringbuf::traits_type traits_type;
+
+  // GET
+  strmof_1 = strb_01.in_avail();
+  strmof_2 = strb_02.in_avail();
+  strmof_1 = strb_03.in_avail(); 
+
+  int_type c1 = strb_01.sbumpc();
+  int_type c2 = strb_02.sbumpc();
+  strb_01.sbumpc();
+  int_type c4 = strb_02.sbumpc();
+  int_type c5 = strb_03.sbumpc();
+
+  // int_type sgetc()
+  // if read_cur not avail, return uflow(), else return *read_cur  
+  int_type c6 = strb_01.sgetc();
+  int_type c7 = strb_02.sgetc();
+  strb_01.sgetc();
+  strb_02.sgetc();
+   c5 = strb_03.sgetc();
+
+  // int_type snextc()
+  // calls sbumpc and if sbumpc != eof, return sgetc
+  c6 = strb_01.snextc();
+  c7 = strb_02.snextc();
+  c5 = strb_03.snextc();
+
+  // streamsize sgetn(char_type *s, streamsize n)
+  // streamsize xsgetn(char_type *s, streamsize n)
+  // assign up to n chars to s from input sequence, indexing in_cur as
+  // approp and returning the number of chars assigned
+  strmsz_1 = strb_01.in_avail();
+  strmsz_2 = strb_02.in_avail();
+  test = strmsz_1 != strmsz_2;
+  VERIFY( strmsz_1 != static_cast<std::streamsize>(str_01.length()) );
+  // because now we've moved into string
+  VERIFY( strmsz_2 != static_cast<std::streamsize>(str_02.length()) ); 
+  wchar_t carray1[11] = L"";
+  strmsz_1 = strb_01.sgetn(carray1, 10);
+  wchar_t carray2[20] = L"";
+  strmsz_2 = strb_02.sgetn(carray2, 10);
+  VERIFY( strmsz_1 == strmsz_2 );
+  VERIFY( strmsz_1 == 10 );
+  c1 = strb_01.sgetc();
+  c2 = strb_02.sgetc();
+  VERIFY( c6 == c1 ); //just by co-incidence both o's
+  VERIFY( c7 != c2 ); // n != i
+  VERIFY( c1 == traits_type::to_int_type(str_01[13]) );
+  VERIFY( c2 == traits_type::to_int_type(str_02[13]) ); //should equal fourteenth letter at this point
+  strmsz_1 = strb_03.sgetn(carray1, 10);
+  VERIFY( !strmsz_1 ); //zero
+  strmsz_1 = strb_02.in_avail();
+  strmsz_2 = strb_02.sgetn(carray2, strmsz_1 + 5);
+  VERIFY( strmsz_1 == strmsz_2 ); //write off the end
+  c4 = strb_02.sgetc(); // should be EOF
+  VERIFY( c4 == traits_type::eof() );
+}
+
+int main()
+{
+  test04();
+  return 0;
+}
+
+
+
+// more candy!!!