1// 1999-10-14 bkoz 2 3// Copyright (C) 1999, 2001, 2003, 2005 Free Software Foundation, Inc. 4// 5// This file is part of the GNU ISO C++ Library. This library is free 6// software; you can redistribute it and/or modify it under the 7// terms of the GNU General Public License as published by the 8// Free Software Foundation; either version 2, or (at your option) 9// any later version. 10 11// This library is distributed in the hope that it will be useful, 12// but WITHOUT ANY WARRANTY; without even the implied warranty of 13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14// GNU General Public License for more details. 15 16// You should have received a copy of the GNU General Public License along 17// with this library; see the file COPYING. If not, write to the Free 18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 19// USA. 20 21// As a special exception, you may use this file as part of a free software 22// library without restriction. Specifically, if other files instantiate 23// templates or use macros or inline functions from this file, or you compile 24// this file and link it with other files to produce an executable, this 25// file does not by itself cause the resulting executable to be covered by 26// the GNU General Public License. This exception does not however 27// invalidate any other reasons why the executable file might be covered by 28// the GNU General Public License. 29 30// 27.6.1.1.2 class basic_istream::sentry 31 32#include <ostream> 33#include <sstream> 34#include <ext/pod_char_traits.h> 35#include <testsuite_hooks.h> 36#include <testsuite_character.h> 37 38void test01() 39{ 40 using namespace std; 41 using __gnu_test::pod_ushort; 42 typedef basic_string<pod_ushort> string_type; 43 typedef basic_stringbuf<pod_ushort> stringbuf_type; 44 typedef basic_ostream<pod_ushort> ostream_type; 45 46 bool test __attribute__((unused)) = true; 47 48 49 const string_type str01; 50 stringbuf_type* strbuf01 = NULL; 51 stringbuf_type strbuf02(str01); 52 ostream_type ostr01(strbuf01); 53 ostream_type ostr02(&strbuf02); 54 55 // test negatives 56 try 57 { 58 ostream_type::sentry sentry01(ostr01); 59 } 60 catch (std::bad_cast& obj) 61 { 62 // Not ok, throws bad_cast because locale has no ctype facet, 63 // but none is needed for ostream::sentry. 64 VERIFY( false ); 65 } 66 catch (...) 67 { 68 VERIFY( false ); 69 } 70 71 // imbued. 72 const std::locale loc(std::locale::classic(), new std::ctype<pod_ushort>); 73 ostr01.imbue(loc); 74 try 75 { 76 ostream_type::sentry sentry01(ostr01); 77 VERIFY( bool(sentry01) == false ); 78 } 79 catch (...) 80 { 81 VERIFY( false ); 82 } 83 84 // test positive 85 try 86 { 87 ostream_type::sentry sentry03(ostr02); 88 } 89 catch (std::bad_cast& obj) 90 { 91 // Not ok, throws bad_cast because locale has no ctype facet, 92 // but none is needed for ostream::sentry. 93 VERIFY( false ); 94 } 95 catch (...) 96 { 97 VERIFY( false ); 98 } 99 100 // imbued. 101 ostr02.clear(); 102 ostr02.imbue(loc); 103 try 104 { 105 ostream_type::sentry sentry03(ostr02); 106 VERIFY( bool(sentry03) == true ); 107 } 108 catch (...) 109 { 110 VERIFY( false ); 111 } 112} 113 114#if !__GXX_WEAK__ 115// Explicitly instantiate for systems with no COMDAT or weak support. 116template 117 std::basic_string<__gnu_test::pod_ushort>::size_type 118 std::basic_string<__gnu_test::pod_ushort>::_Rep::_S_max_size; 119 120template 121 __gnu_test::pod_ushort 122 std::basic_string<__gnu_test::pod_ushort>::_Rep::_S_terminal; 123#endif 124 125int main() 126{ 127 test01(); 128 return 0; 129} 130