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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [21_strings/] [basic_string/] [compare/] [wchar_t/] [1.cc] - Blame information for rev 19

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1 19 jlechner
// 980930 bkoz work with libstdc++v3
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// Copyright (C) 1998, 1999, 2003, 2004 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 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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// 21.3.6.8 basic_string::compare
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// int compare(const basic_string& str) const;
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// int compare(size_type pos1, size_type n1, const basic_string& str) const;
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// int compare(size_type pos1, size_type n1, const basic_string& str,
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//             size_type pos2, size_type n2) const;
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// int compare(const charT* s) const;
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// int compare(size_type pos1, size_type n1,
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//             const charT* s, size_type n2 = npos) const;
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// NB compare should be thought of as a lexographical compare, ie how
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// things would be sorted in a dictionary.
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#include <string>
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#include <testsuite_hooks.h>
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enum want_value {lt=0, z=1, gt=2};
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int
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test_value(int result, want_value expected);
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int
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test_value(int result, want_value expected)
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{
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  bool test __attribute__((unused)) = true;
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  bool pass = false;
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  switch (expected) {
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  case lt:
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    if (result < 0)
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      pass = true;
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    break;
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  case z:
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    if (!result)
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      pass = true;
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    break;
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  case gt:
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    if (result > 0)
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      pass = true;
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    break;
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  default:
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    pass = false; //should not get here
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  }
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  VERIFY(pass);
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  return 0;
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}
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int
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test01()
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{
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  using namespace std;
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  wstring       str_0(L"costa rica");
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  wstring       str_1(L"costa marbella");
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  wstring       str_2;
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  //sanity check
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  test_value(wcscmp(L"costa marbella", L"costa rica"), lt);
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  test_value(wcscmp(L"costa rica", L"costa rica"), z);
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  test_value(wcscmp(str_1.data(), str_0.data()), lt);
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  test_value(wcscmp(str_0.data(), str_1.data()), gt);
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  test_value(wcsncmp(str_1.data(), str_0.data(), 6), z);
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  test_value(wcsncmp(str_1.data(), str_0.data(), 14), lt);
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  test_value(wmemcmp(str_1.data(), str_0.data(), 6), z);
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  test_value(wmemcmp(str_1.data(), str_0.data(), 14), lt);
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  test_value(wmemcmp(L"costa marbella", L"costa rica", 14), lt);
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  // int compare(const basic_string& str) const;
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  test_value(str_0.compare(str_1), gt); //because r>m
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  test_value(str_1.compare(str_0), lt); //because m<r
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  str_2 = str_0;
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  test_value(str_2.compare(str_0), z);
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  str_2 = L"cost";
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  test_value(str_2.compare(str_0), lt);
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  str_2 = L"costa ricans";
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  test_value(str_2.compare(str_0), gt);
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  // int compare(size_type pos1, size_type n1, const basic_string& str) const;
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  test_value(str_1.compare(0, 6, str_0), lt);
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  str_2 = L"cost";
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  test_value(str_1.compare(0, 4, str_2), z);
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  test_value(str_1.compare(0, 5, str_2), gt);
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  // int compare(size_type pos1, size_type n1, const basic_string& str, 
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  //             size_type pos2, size_type n2) const;   
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  test_value(str_1.compare(0, 6, str_0, 0, 6), z);
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  test_value(str_1.compare(0, 7, str_0, 0, 7), lt);
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  test_value(str_0.compare(0, 7, str_1, 0, 7), gt);
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  // int compare(const charT* s) const;
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  test_value(str_0.compare(L"costa marbella"), gt);
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  test_value(str_1.compare(L"costa rica"), lt);
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  str_2 = str_0;
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  test_value(str_2.compare(L"costa rica"), z);
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  test_value(str_2.compare(L"cost"), gt);
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  test_value(str_2.compare(L"costa ricans"), lt);
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  // int compare(size_type pos, size_type n1, const charT* str,
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  //             size_type n2 = npos) const;
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  test_value(str_1.compare(0, 6, L"costa rica", 0, 6), z);
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  test_value(str_1.compare(0, 7, L"costa rica", 0, 7), lt);
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  test_value(str_0.compare(0, 7, L"costa marbella", 0, 7), gt);
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  return 0;
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}
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int
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main()
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{
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  test01();
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  return 0;
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}

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