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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [21_strings/] [char_traits/] [requirements/] [short/] [1.cc] - Rev 19
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// 1999-06-03 bkoz // 2003-07-22 Matt Austern // Copyright (C) 1999, 2000, 2001, 2003, 2004 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 2, 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 COPYING. If not, write to the Free // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, // USA. // 21.1.1 Character traits requirements // Make sure we can instantiate char_traits and basic_string for // charT = 'short', and make sure the char_traits memeber functions // satisfy the requirements of 21.1.1. #include <string> #include <testsuite_hooks.h> void test02(void) { bool test __attribute__((unused)) = true; // 21.1.1 character traits requirements // Key for decoding what function signatures really mean: // X == char_traits<_CharT> // [c,d] == _CharT // [p,q] == const _CharT* // s == _CharT* // [n,i,j] == size_t // f == X::int_type // pos == X::pos_type // state == X::state_type // void X::assign(short c, short d) // assigns c = d; short c1 = 'z'; short c2 = 'u'; VERIFY( c1 != c2 ); std::char_traits<short>::assign(c1,c2); VERIFY( c1 == 'u' ); // bool X::eq(short c, short d) c1 = 'z'; c2 = 'u'; VERIFY ( !std::char_traits<short>::eq(c1, c2) ); VERIFY ( std::char_traits<short>::eq(c1, c1) ); VERIFY ( std::char_traits<short>::eq(c2, c2) ); // bool X::lt(short c, short d) c1 = 'z'; c2 = 'u'; VERIFY ( std::char_traits<short>::lt(c2, c1) ); VERIFY ( !std::char_traits<short>::lt(c1, c2) ); VERIFY ( !std::char_traits<short>::lt(c1, c1) ); VERIFY ( !std::char_traits<short>::lt(c2, c2) ); // short* X::move(short* s, const short* p, size_t n) // for each i in [0,n) performs X::assign(s[i], p[i]). Copies // correctly even where p is in [s, s + n), and yields s. short array1[] = {'z', 'u', 'm', 'a', ' ', 'b', 'e', 'a', 'c', 'h', 0}; const std::basic_string<short> str_01(array1 + 0, array1 + 10); const short str_lit1[] = {'m', 'o', 'n', 't', 'a', 'r', 'a', ' ', 'a', 'n', 'd', ' ', 'o', 'c', 'e', 'a', 'n', ' ', 'b', 'e', 'a', 'c', 'h', 0}; int len = sizeof(str_lit1)/sizeof(short) + sizeof(array1)/sizeof(short) - 1; // two terminating chars short array3[] = {'b', 'o', 'r', 'a', 'c', 'a', 'y', ',', ' ', 'p', 'h', 'i', 'l', 'i', 'p', 'p', 'i', 'n', 'e', 's', 0}; short array2[len]; std::char_traits<short>::copy(array2, array3, len); VERIFY( str_lit1[0] == 'm' ); c1 = array2[0]; c2 = str_lit1[0]; short c3 = array2[1]; short c4 = str_lit1[1]; std::char_traits<short>::move(array2, str_lit1, 0); VERIFY( array2[0] == c1 ); VERIFY( str_lit1[0] == c2 ); std::char_traits<short>::move(array2, str_lit1, 1); VERIFY( array2[0] == c2 ); VERIFY( str_lit1[0] == c2 ); VERIFY( array2[1] == c3 ); VERIFY( str_lit1[1] == c4 ); std::char_traits<short>::move(array2, str_lit1, 2); VERIFY( array2[0] == c2 ); VERIFY( str_lit1[0] == c2 ); VERIFY( array2[1] == c4 ); VERIFY( str_lit1[1] == c4 ); short* pc1 = array1 + 1; c1 = pc1[0]; c2 = array1[0]; VERIFY( c1 != c2 ); short* pc2 = std::char_traits<short>::move(array1, pc1, 0); c3 = pc1[0]; c4 = array1[0]; VERIFY( c1 == c3 ); VERIFY( c2 == c4 ); VERIFY( pc2 == array1 ); c1 = pc1[0]; c2 = array1[0]; short* pc3 = pc1; pc2 = std::char_traits<short>::move(array1, pc1, 10); c3 = pc1[0]; c4 = array1[0]; VERIFY( c1 != c3 ); // underlying short array changed. VERIFY( c4 != c3 ); VERIFY( pc2 == array1 ); VERIFY( pc3 == pc1 ); // but pointers o-tay c1 = *(str_01.data()); c2 = array1[0]; VERIFY( c1 != c2 ); // size_t X::length(const short* p) len = std::char_traits<short>::length(str_lit1); VERIFY( len == sizeof(str_lit1) / sizeof(short) - 1 ); // const short* X::find(const short* s, size_t n, short c) const int N4 = sizeof(str_lit1) / sizeof(short); const short* pc4 = std::char_traits<short>::find(str_lit1, N4, 'a'); VERIFY( pc4 != 0 ); VERIFY( *pc4 == 'a' ); pc4 = std::char_traits<short>::find(str_lit1, N4, 0x0a73); VERIFY( pc4 == 0 ); // short* X::assign(short* s, size_t n, short c) len = sizeof(array2) / sizeof(short); memset(array2, 0xaf, len * sizeof(short)); VERIFY( array2[0] != 0x15a8 ); pc1 = std::char_traits<short>::assign (array2, len, 0x15a8); VERIFY( pc1 == array2 ); for (int i = 0; i < len; ++i) VERIFY( array2[i] == 0x15a8 ); // short* X::copy(short* s, const short* p, size_t n) int n1 = sizeof(str_lit1) / sizeof(short); pc1 = std::char_traits<short>::copy(array2, str_lit1, n1); len = std::char_traits<short>::length(array2); VERIFY( len == n1 - 1 ); for (int i = 0; i < len; ++i) VERIFY( str_lit1[i] == array2[i] ); // int X::compare(const short* p, const short* q, size_t n) const short* pconst1 = str_01.data(); const short* pconst2 = str_lit1; VERIFY( std::char_traits<short>::compare(pconst1, pconst2, 10) > 0 ); VERIFY( std::char_traits<short>::compare(pconst2, pconst1, 10) < 0 ); VERIFY( std::char_traits<short>::compare(pconst1, pconst1, 10) == 0 ); VERIFY( std::char_traits<short>::compare(pconst2, pconst2, 10) == 0 ); } int main() { test02(); return 0; }