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169 lines
4.3 KiB
C++
169 lines
4.3 KiB
C++
// 2001-06-05 Benjamin Kosnik <bkoz@redhat.com>
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// Copyright (C) 2001-2017 Free Software Foundation, Inc.
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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 3, 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 COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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// 27.4.2.1.6 class ios_base::init
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#include <sstream>
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#include <typeinfo>
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#include <cstring>
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#include <testsuite_hooks.h>
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// char_traits specialization
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namespace std
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{
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template<>
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struct char_traits<unsigned short>
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{
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typedef unsigned short char_type;
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// Unsigned as wint_t in unsigned.
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typedef unsigned long int_type;
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typedef streampos pos_type;
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typedef streamoff off_type;
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typedef mbstate_t state_type;
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static void
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assign(char_type& __c1, const char_type& __c2)
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{ __c1 = __c2; }
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static bool
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eq(const char_type& __c1, const char_type& __c2)
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{ return __c1 == __c2; }
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static bool
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lt(const char_type& __c1, const char_type& __c2)
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{ return __c1 < __c2; }
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static int
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compare(const char_type* __s1, const char_type* __s2, size_t __n)
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{
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for (size_t __i = 0; __i < __n; ++__i)
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if (!eq(__s1[__i], __s2[__i]))
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return lt(__s1[__i], __s2[__i]) ? -1 : 1;
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return 0;
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}
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static size_t
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length(const char_type* __s)
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{
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const char_type* __p = __s;
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while (__p)
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++__p;
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return (__p - __s);
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}
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static const char_type*
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find(const char_type* __s, size_t __n, const char_type& __a)
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{
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for (const char_type* __p = __s; size_t(__p - __s) < __n; ++__p)
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if (*__p == __a) return __p;
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return 0;
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}
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static char_type*
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move(char_type* __s1, const char_type* __s2, size_t __n)
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{ return (char_type*) memmove(__s1, __s2, __n * sizeof(char_type)); }
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static char_type*
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copy(char_type* __s1, const char_type* __s2, size_t __n)
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{ return (char_type*) memcpy(__s1, __s2, __n * sizeof(char_type)); }
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static char_type*
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assign(char_type* __s, size_t __n, char_type __a)
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{
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for (char_type* __p = __s; __p < __s + __n; ++__p)
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assign(*__p, __a);
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return __s;
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}
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static char_type
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to_char_type(const int_type&)
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{ return char_type(); }
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static int_type
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to_int_type(const char_type&) { return int_type(); }
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static bool
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eq_int_type(const int_type& __c1, const int_type& __c2)
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{ return __c1 == __c2; }
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static int_type
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eof() { return static_cast<int_type>(-1); }
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static int_type
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not_eof(const int_type& __c)
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{ return eq_int_type(__c, eof()) ? int_type(0) : __c; }
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};
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} // namespace std
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// Non-required instantiations don't have the required facets inbued,
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// by default, into the locale object.
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// See 27.4.4.1
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void test02()
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{
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bool test = true;
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// 02: Calls basic_ios::init, which may call ctype<char_type>...
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try
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{
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std::basic_string<unsigned short> str;
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std::basic_ostringstream<unsigned short> oss(str);
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// Try each member functions for unformatted io.
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// put
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oss.put(324);
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// write
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const unsigned short us[4] = {1246, 433, 520, 0};
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oss.write(us, 4);
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// flush
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oss.flush();
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}
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catch(const std::bad_cast& obj)
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{
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// Should be able to do the above without calling fill() and
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// forcing a call to widen...
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test = false;
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}
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catch(...)
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{
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test = false;
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}
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VERIFY( test );
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}
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#if !__GXX_WEAK__
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// Explicitly instantiate for systems with no COMDAT or weak support.
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template
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const std::basic_string<unsigned short>::size_type
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std::basic_string<unsigned short>::_Rep::_S_max_size;
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template
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const unsigned short
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std::basic_string<unsigned short>::_Rep::_S_terminal;
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#endif
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int main()
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{
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test02();
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return 0;
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}
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