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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libstdc++-v3/] [testsuite/] [21_strings/] [basic_string/] [capacity/] [1.cc] - Rev 565
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// 1999-05-11 bkoz // Copyright (C) 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/>. // 21.3.3 string capacity #include <string> #include <cstring> #include <testsuite_hooks.h> template<typename T> struct A { }; template<typename T> bool operator==(const A<T>&, const A<T>&) { return true; } template<typename T> bool operator<(const A<T>&, const A<T>&) { return true; } struct B { }; // char_traits specialization namespace std { template<> struct char_traits<A<B> > { typedef A<B> char_type; // Unsigned as wint_t in unsigned. typedef unsigned long int_type; typedef streampos pos_type; typedef streamoff off_type; typedef mbstate_t state_type; static void assign(char_type& __c1, const char_type& __c2) { __c1 = __c2; } static bool eq(const char_type& __c1, const char_type& __c2) { return __c1 == __c2; } static bool lt(const char_type& __c1, const char_type& __c2) { return __c1 < __c2; } static int compare(const char_type* __s1, const char_type* __s2, size_t __n) { for (size_t __i = 0; __i < __n; ++__i) if (!eq(__s1[__i], __s2[__i])) return lt(__s1[__i], __s2[__i]) ? -1 : 1; return 0; } static size_t length(const char_type* __s) { const char_type* __p = __s; while (__p) ++__p; return (__p - __s); } static const char_type* find(const char_type* __s, size_t __n, const char_type& __a) { for (const char_type* __p = __s; size_t(__p - __s) < __n; ++__p) if (*__p == __a) return __p; return 0; } static char_type* move(char_type* __s1, const char_type* __s2, size_t __n) { return (char_type*) memmove(__s1, __s2, __n * sizeof(char_type)); } static char_type* copy(char_type* __s1, const char_type* __s2, size_t __n) { return (char_type*) memcpy(__s1, __s2, __n * sizeof(char_type)); } static char_type* assign(char_type* __s, size_t __n, char_type __a) { for (char_type* __p = __s; __p < __s + __n; ++__p) assign(*__p, __a); return __s; } static char_type to_char_type(const int_type&) { return char_type(); } static int_type to_int_type(const char_type&) { return int_type(); } static bool eq_int_type(const int_type& __c1, const int_type& __c2) { return __c1 == __c2; } static int_type eof() { return static_cast<int_type>(-1); } static int_type not_eof(const int_type& __c) { return eq_int_type(__c, eof()) ? int_type(0) : __c; } }; } // namespace std void test01() { bool test __attribute__((unused)) = true; // non POD types : resize, capacity, reserve std::basic_string< A<B> > str02; typedef std::basic_string< A<B> >::size_type size_type_o; size_type_o sz03; size_type_o sz04; sz03 = str02.capacity(); str02.reserve(100); sz04 = str02.capacity(); VERIFY( sz04 >= sz03 ); VERIFY( sz04 >= 100 ); str02.reserve(); sz03 = str02.capacity(); VERIFY( sz03 == 0 ); sz03 = str02.size() + 5; str02.resize(sz03); sz04 = str02.size(); VERIFY( sz03 == sz04 ); sz03 = str02.size() - 5; str02.resize(sz03); sz04 = str02.size(); VERIFY( sz03 == sz04 ); A<B> inst_obj; std::basic_string<A<B> > str07(30, inst_obj); std::basic_string<A<B> > str08 = str07; str07 = str08 + str07; VERIFY( str07.capacity() >= str07.size() ); VERIFY( str08.capacity() >= str08.size() ); // non-POD types: size, length, max_size, clear(), empty() bool b01 = str02.empty(); VERIFY( b01 == true ); sz03 = str02.size(); sz04 = str02.length(); VERIFY( sz03 == sz04 ); str02.c_str(); sz03 = str02.size(); sz04 = str02.length(); VERIFY( sz03 == sz04 ); sz03 = str02.max_size(); VERIFY( sz03 >= sz04 ); sz03 = str02.size(); str02.clear(); b01 = str02.empty(); VERIFY( b01 == true ); sz04 = str02.size(); VERIFY( sz03 >= sz04 ); } #if !__GXX_WEAK__ // Explicitly instantiate for systems with no COMDAT or weak support. template const std::basic_string< A<B> >::size_type std::basic_string< A<B> >::_Rep::_S_max_size; template const A<B> std::basic_string< A<B> >::_Rep::_S_terminal; #endif int main() { test01(); return 0; }
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