1// 980930 bkoz work with libstdc++v3
2
3// Copyright (C) 1998, 1999, 2003, 2004 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// 21.3.6.8 basic_string::compare
22// int compare(const basic_string& str) const;
23// int compare(size_type pos1, size_type n1, const basic_string& str) const;
24// int compare(size_type pos1, size_type n1, const basic_string& str,
25//             size_type pos2, size_type n2) const;
26// int compare(const charT* s) const;
27// int compare(size_type pos1, size_type n1,
28//             const charT* s, size_type n2 = npos) const;
29
30// NB compare should be thought of as a lexographical compare, ie how
31// things would be sorted in a dictionary.
32
33#include <string>
34#include <testsuite_hooks.h>
35
36enum want_value {lt=0, z=1, gt=2};
37
38int
39test_value(int result, want_value expected);
40
41int
42test_value(int result, want_value expected)
43{
44  bool test __attribute__((unused)) = true;
45  bool pass = false;
46
47  switch (expected) {
48  case lt:
49    if (result < 0)
50      pass = true;
51    break;
52  case z:
53    if (!result)
54      pass = true;
55    break;
56  case gt:
57    if (result > 0)
58      pass = true;
59    break;
60  default:
61    pass = false; //should not get here
62  }
63
64  VERIFY(pass);
65  return 0;
66}
67
68
69int
70test01()
71{
72  using namespace std;
73
74  wstring 	str_0(L"costa rica");
75  wstring 	str_1(L"costa marbella");
76  wstring 	str_2;
77
78  //sanity check
79  test_value(wcscmp(L"costa marbella", L"costa rica"), lt);
80  test_value(wcscmp(L"costa rica", L"costa rica"), z);
81  test_value(wcscmp(str_1.data(), str_0.data()), lt);
82  test_value(wcscmp(str_0.data(), str_1.data()), gt);
83  test_value(wcsncmp(str_1.data(), str_0.data(), 6), z);
84  test_value(wcsncmp(str_1.data(), str_0.data(), 14), lt);
85  test_value(wmemcmp(str_1.data(), str_0.data(), 6), z);
86  test_value(wmemcmp(str_1.data(), str_0.data(), 14), lt);
87  test_value(wmemcmp(L"costa marbella", L"costa rica", 14), lt);
88
89  // int compare(const basic_string& str) const;
90  test_value(str_0.compare(str_1), gt); //because r>m
91  test_value(str_1.compare(str_0), lt); //because m<r
92  str_2 = str_0;
93  test_value(str_2.compare(str_0), z);
94  str_2 = L"cost";
95  test_value(str_2.compare(str_0), lt);
96  str_2 = L"costa ricans";
97  test_value(str_2.compare(str_0), gt);
98
99  // int compare(size_type pos1, size_type n1, const basic_string& str) const;
100  test_value(str_1.compare(0, 6, str_0), lt);
101  str_2 = L"cost";
102  test_value(str_1.compare(0, 4, str_2), z);
103  test_value(str_1.compare(0, 5, str_2), gt);
104
105  // int compare(size_type pos1, size_type n1, const basic_string& str,
106  //		 size_type pos2, size_type n2) const;
107  test_value(str_1.compare(0, 6, str_0, 0, 6), z);
108  test_value(str_1.compare(0, 7, str_0, 0, 7), lt);
109  test_value(str_0.compare(0, 7, str_1, 0, 7), gt);
110
111  // int compare(const charT* s) const;
112  test_value(str_0.compare(L"costa marbella"), gt);
113  test_value(str_1.compare(L"costa rica"), lt);
114  str_2 = str_0;
115  test_value(str_2.compare(L"costa rica"), z);
116  test_value(str_2.compare(L"cost"), gt);
117  test_value(str_2.compare(L"costa ricans"), lt);
118
119  // int compare(size_type pos, size_type n1, const charT* str,
120  //             size_type n2 = npos) const;
121  test_value(str_1.compare(0, 6, L"costa rica", 0, 6), z);
122  test_value(str_1.compare(0, 7, L"costa rica", 0, 7), lt);
123  test_value(str_0.compare(0, 7, L"costa marbella", 0, 7), gt);
124
125  return 0;
126}
127
128
129int
130main()
131{
132  test01();
133  return 0;
134}
135