76 lines
1.8 KiB
C++
76 lines
1.8 KiB
C++
// { dg-require-namedlocale "" }
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// 2003-09-04 Petur Runolfsson <peturr02@ru.is>
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// Copyright (C) 2003, 2005 Free Software Foundation
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// 27.8.1.4 Overridden virtual functions
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#include <locale>
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#include <fstream>
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#include <cstdio>
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#include <testsuite_hooks.h>
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// Test that unbuffered really means unbuffered for UTF-8
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void test05()
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{
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using namespace std;
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bool test __attribute__((unused)) = true;
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const char* name = "tmp_underflow-5";
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wfilebuf fb;
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fb.pubsetbuf(0, 0);
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fb.pubimbue(locale("se_NO.UTF-8"));
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FILE* file = fopen(name, "w");
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setvbuf(file, 0, _IONBF, 0);
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fputs("abcde", file);
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fb.open(name, ios_base::in);
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VERIFY( fb.sbumpc() == L'a' );
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fseek(file, 1, SEEK_SET);
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fputc('0', file);
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VERIFY( fb.sbumpc() == L'0' );
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VERIFY( fb.sbumpc() == L'c' );
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fputc('1', file);
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fputc('2', file);
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VERIFY( fb.sbumpc() == L'2' );
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VERIFY( fb.sbumpc() == L'e' );
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VERIFY( fb.sbumpc() == WEOF );
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fputc('3', file);
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fputc('4', file);
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VERIFY( fb.sbumpc() == L'4' );
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VERIFY( fb.sbumpc() == WEOF );
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fb.close();
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fclose(file);
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}
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int main()
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{
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test05();
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return 0;
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}
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