1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <regex>
11
12// template <class charT> struct regex_traits;
13
14// template <class ForwardIterator>
15//   char_class_type
16//   lookup_classname(ForwardIterator first, ForwardIterator last,
17//                    bool icase = false) const;
18
19#include <regex>
20#include <cassert>
21#include "test_iterators.h"
22
23template <class char_type>
24void
25test(const char_type* A, std::ctype_base::mask expected, bool icase = false)
26{
27    std::regex_traits<char_type> t;
28    typedef forward_iterator<const char_type*> F;
29    assert(t.lookup_classname(F(A), F(A + t.length(A)), icase) == expected);
30}
31
32int main()
33{
34    test("d", std::ctype_base::digit);
35    test("D", std::ctype_base::digit);
36    test("d", std::ctype_base::digit, true);
37    test("D", std::ctype_base::digit, true);
38
39    test("w", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
40                      | std::ctype_base::upper | std::ctype_base::lower);
41    test("W", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
42                      | std::ctype_base::upper | std::ctype_base::lower);
43    test("w", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
44                      | std::ctype_base::upper | std::ctype_base::lower, true);
45    test("W", std::regex_traits<char>::__regex_word | std::ctype_base::alnum
46                      | std::ctype_base::upper | std::ctype_base::lower, true);
47
48    test("s", std::ctype_base::space);
49    test("S", std::ctype_base::space);
50    test("s", std::ctype_base::space, true);
51    test("S", std::ctype_base::space, true);
52
53    test("alnum", std::ctype_base::alnum);
54    test("AlNum", std::ctype_base::alnum);
55    test("alnum", std::ctype_base::alnum, true);
56    test("AlNum", std::ctype_base::alnum, true);
57
58    test("alpha", std::ctype_base::alpha);
59    test("Alpha", std::ctype_base::alpha);
60    test("alpha", std::ctype_base::alpha, true);
61    test("Alpha", std::ctype_base::alpha, true);
62
63    test("blank", std::ctype_base::blank);
64    test("Blank", std::ctype_base::blank);
65    test("blank", std::ctype_base::blank, true);
66    test("Blank", std::ctype_base::blank, true);
67
68    test("cntrl", std::ctype_base::cntrl);
69    test("Cntrl", std::ctype_base::cntrl);
70    test("cntrl", std::ctype_base::cntrl, true);
71    test("Cntrl", std::ctype_base::cntrl, true);
72
73    test("digit", std::ctype_base::digit);
74    test("Digit", std::ctype_base::digit);
75    test("digit", std::ctype_base::digit, true);
76    test("Digit", std::ctype_base::digit, true);
77
78    test("digit", std::ctype_base::digit);
79    test("DIGIT", std::ctype_base::digit);
80    test("digit", std::ctype_base::digit, true);
81    test("Digit", std::ctype_base::digit, true);
82
83    test("graph", std::ctype_base::graph);
84    test("GRAPH", std::ctype_base::graph);
85    test("graph", std::ctype_base::graph, true);
86    test("Graph", std::ctype_base::graph, true);
87
88    test("lower", std::ctype_base::lower);
89    test("LOWER", std::ctype_base::lower);
90    test("lower", std::ctype_base::lower | std::ctype_base::alpha, true);
91    test("Lower", std::ctype_base::lower | std::ctype_base::alpha, true);
92
93    test("print", std::ctype_base::print);
94    test("PRINT", std::ctype_base::print);
95    test("print", std::ctype_base::print, true);
96    test("Print", std::ctype_base::print, true);
97
98    test("punct", std::ctype_base::punct);
99    test("PUNCT", std::ctype_base::punct);
100    test("punct", std::ctype_base::punct, true);
101    test("Punct", std::ctype_base::punct, true);
102
103    test("space", std::ctype_base::space);
104    test("SPACE", std::ctype_base::space);
105    test("space", std::ctype_base::space, true);
106    test("Space", std::ctype_base::space, true);
107
108    test("upper", std::ctype_base::upper);
109    test("UPPER", std::ctype_base::upper);
110    test("upper", std::ctype_base::upper | std::ctype_base::alpha, true);
111    test("Upper", std::ctype_base::upper | std::ctype_base::alpha, true);
112
113    test("xdigit", std::ctype_base::xdigit);
114    test("XDIGIT", std::ctype_base::xdigit);
115    test("xdigit", std::ctype_base::xdigit, true);
116    test("Xdigit", std::ctype_base::xdigit, true);
117
118    test("dig", std::ctype_base::mask());
119    test("", std::ctype_base::mask());
120    test("digits", std::ctype_base::mask());
121
122    test(L"d", std::ctype_base::digit);
123    test(L"D", std::ctype_base::digit);
124    test(L"d", std::ctype_base::digit, true);
125    test(L"D", std::ctype_base::digit, true);
126
127    test(L"w", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
128                      | std::ctype_base::upper | std::ctype_base::lower);
129    test(L"W", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
130                      | std::ctype_base::upper | std::ctype_base::lower);
131    test(L"w", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
132                      | std::ctype_base::upper | std::ctype_base::lower, true);
133    test(L"W", std::regex_traits<wchar_t>::__regex_word | std::ctype_base::alnum
134                      | std::ctype_base::upper | std::ctype_base::lower, true);
135
136    test(L"s", std::ctype_base::space);
137    test(L"S", std::ctype_base::space);
138    test(L"s", std::ctype_base::space, true);
139    test(L"S", std::ctype_base::space, true);
140
141    test(L"alnum", std::ctype_base::alnum);
142    test(L"AlNum", std::ctype_base::alnum);
143    test(L"alnum", std::ctype_base::alnum, true);
144    test(L"AlNum", std::ctype_base::alnum, true);
145
146    test(L"alpha", std::ctype_base::alpha);
147    test(L"Alpha", std::ctype_base::alpha);
148    test(L"alpha", std::ctype_base::alpha, true);
149    test(L"Alpha", std::ctype_base::alpha, true);
150
151    test(L"blank", std::ctype_base::blank);
152    test(L"Blank", std::ctype_base::blank);
153    test(L"blank", std::ctype_base::blank, true);
154    test(L"Blank", std::ctype_base::blank, true);
155
156    test(L"cntrl", std::ctype_base::cntrl);
157    test(L"Cntrl", std::ctype_base::cntrl);
158    test(L"cntrl", std::ctype_base::cntrl, true);
159    test(L"Cntrl", std::ctype_base::cntrl, true);
160
161    test(L"digit", std::ctype_base::digit);
162    test(L"Digit", std::ctype_base::digit);
163    test(L"digit", std::ctype_base::digit, true);
164    test(L"Digit", std::ctype_base::digit, true);
165
166    test(L"digit", std::ctype_base::digit);
167    test(L"DIGIT", std::ctype_base::digit);
168    test(L"digit", std::ctype_base::digit, true);
169    test(L"Digit", std::ctype_base::digit, true);
170
171    test(L"graph", std::ctype_base::graph);
172    test(L"GRAPH", std::ctype_base::graph);
173    test(L"graph", std::ctype_base::graph, true);
174    test(L"Graph", std::ctype_base::graph, true);
175
176    test(L"lower", std::ctype_base::lower);
177    test(L"LOWER", std::ctype_base::lower);
178    test(L"lower", std::ctype_base::lower | std::ctype_base::alpha, true);
179    test(L"Lower", std::ctype_base::lower | std::ctype_base::alpha, true);
180
181    test(L"print", std::ctype_base::print);
182    test(L"PRINT", std::ctype_base::print);
183    test(L"print", std::ctype_base::print, true);
184    test(L"Print", std::ctype_base::print, true);
185
186    test(L"punct", std::ctype_base::punct);
187    test(L"PUNCT", std::ctype_base::punct);
188    test(L"punct", std::ctype_base::punct, true);
189    test(L"Punct", std::ctype_base::punct, true);
190
191    test(L"space", std::ctype_base::space);
192    test(L"SPACE", std::ctype_base::space);
193    test(L"space", std::ctype_base::space, true);
194    test(L"Space", std::ctype_base::space, true);
195
196    test(L"upper", std::ctype_base::upper);
197    test(L"UPPER", std::ctype_base::upper);
198    test(L"upper", std::ctype_base::upper | std::ctype_base::alpha, true);
199    test(L"Upper", std::ctype_base::upper | std::ctype_base::alpha, true);
200
201    test(L"xdigit", std::ctype_base::xdigit);
202    test(L"XDIGIT", std::ctype_base::xdigit);
203    test(L"xdigit", std::ctype_base::xdigit, true);
204    test(L"Xdigit", std::ctype_base::xdigit, true);
205
206    test(L"dig", std::ctype_base::mask());
207    test(L"", std::ctype_base::mask());
208    test(L"digits", std::ctype_base::mask());
209}
210