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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 // REQUIRES: locale.cs_CZ.ISO8859-2
11 
12 // <regex>
13 
14 // template <class BidirectionalIterator, class Allocator, class charT, class traits>
15 //     bool
16 //     regex_match(BidirectionalIterator first, BidirectionalIterator last,
17 //                  match_results<BidirectionalIterator, Allocator>& m,
18 //                  const basic_regex<charT, traits>& e,
19 //                  regex_constants::match_flag_type flags = regex_constants::match_default);
20 
21 // TODO: investigation needed
22 // XFAIL: linux-gnu
23 
24 #include <regex>
25 #include <cassert>
26 #include "test_macros.h"
27 #include "test_iterators.h"
28 
29 #include "platform_support.h" // locale name macros
30 
main()31 int main()
32 {
33     {
34         std::cmatch m;
35         const char s[] = "a";
36         assert(std::regex_match(s, m, std::regex("a", std::regex_constants::extended)));
37         assert(m.size() == 1);
38         assert(!m.empty());
39         assert(!m.prefix().matched);
40         assert(m.prefix().first == s);
41         assert(m.prefix().second == m[0].first);
42         assert(!m.suffix().matched);
43         assert(m.suffix().first == m[0].second);
44         assert(m.suffix().second == s+1);
45         assert(m.length(0) == 1);
46         assert(m.position(0) == 0);
47         assert(m.str(0) == "a");
48     }
49     {
50         std::cmatch m;
51         const char s[] = "ab";
52         assert(std::regex_match(s, m, std::regex("ab", std::regex_constants::extended)));
53         assert(m.size() == 1);
54         assert(!m.prefix().matched);
55         assert(m.prefix().first == s);
56         assert(m.prefix().second == m[0].first);
57         assert(!m.suffix().matched);
58         assert(m.suffix().first == m[0].second);
59         assert(m.suffix().second == s+2);
60         assert(m.length(0) == 2);
61         assert(m.position(0) == 0);
62         assert(m.str(0) == "ab");
63     }
64     {
65         std::cmatch m;
66         const char s[] = "ab";
67         assert(!std::regex_match(s, m, std::regex("ba", std::regex_constants::extended)));
68         assert(m.size() == 0);
69         assert(m.empty());
70     }
71     {
72         std::cmatch m;
73         const char s[] = "aab";
74         assert(!std::regex_match(s, m, std::regex("ab", std::regex_constants::extended)));
75         assert(m.size() == 0);
76     }
77     {
78         std::cmatch m;
79         const char s[] = "aab";
80         assert(!std::regex_match(s, m, std::regex("ab", std::regex_constants::extended),
81                                             std::regex_constants::match_continuous));
82         assert(m.size() == 0);
83     }
84     {
85         std::cmatch m;
86         const char s[] = "abcd";
87         assert(!std::regex_match(s, m, std::regex("bc", std::regex_constants::extended)));
88         assert(m.size() == 0);
89     }
90     {
91         std::cmatch m;
92         const char s[] = "abbc";
93         assert(std::regex_match(s, m, std::regex("ab*c", std::regex_constants::extended)));
94         assert(m.size() == 1);
95         assert(!m.prefix().matched);
96         assert(m.prefix().first == s);
97         assert(m.prefix().second == m[0].first);
98         assert(!m.suffix().matched);
99         assert(m.suffix().first == m[0].second);
100         assert(m.suffix().second == s+4);
101         assert(m.length(0) == 4);
102         assert(m.position(0) == 0);
103         assert(m.str(0) == s);
104     }
105     {
106         std::cmatch m;
107         const char s[] = "ababc";
108         assert(std::regex_match(s, m, std::regex("(ab)*c", std::regex_constants::extended)));
109         assert(m.size() == 2);
110         assert(!m.prefix().matched);
111         assert(m.prefix().first == s);
112         assert(m.prefix().second == m[0].first);
113         assert(!m.suffix().matched);
114         assert(m.suffix().first == m[0].second);
115         assert(m.suffix().second == s+5);
116         assert(m.length(0) == 5);
117         assert(m.position(0) == 0);
118         assert(m.str(0) == s);
119         assert(m.length(1) == 2);
120         assert(m.position(1) == 2);
121         assert(m.str(1) == "ab");
122     }
123     {
124         std::cmatch m;
125         const char s[] = "abcdefghijk";
126         assert(!std::regex_match(s, m, std::regex("cd((e)fg)hi",
127                                  std::regex_constants::extended)));
128         assert(m.size() == 0);
129     }
130     {
131         std::cmatch m;
132         const char s[] = "abc";
133         assert(std::regex_match(s, m, std::regex("^abc", std::regex_constants::extended)));
134         assert(m.size() == 1);
135         assert(!m.prefix().matched);
136         assert(m.prefix().first == s);
137         assert(m.prefix().second == m[0].first);
138         assert(!m.suffix().matched);
139         assert(m.suffix().first == m[0].second);
140         assert(m.suffix().second == s+3);
141         assert(m.length(0) == 3);
142         assert(m.position(0) == 0);
143         assert(m.str(0) == s);
144     }
145     {
146         std::cmatch m;
147         const char s[] = "abcd";
148         assert(!std::regex_match(s, m, std::regex("^abc", std::regex_constants::extended)));
149         assert(m.size() == 0);
150     }
151     {
152         std::cmatch m;
153         const char s[] = "aabc";
154         assert(!std::regex_match(s, m, std::regex("^abc", std::regex_constants::extended)));
155         assert(m.size() == 0);
156     }
157     {
158         std::cmatch m;
159         const char s[] = "abc";
160         assert(std::regex_match(s, m, std::regex("abc$", std::regex_constants::extended)));
161         assert(m.size() == 1);
162         assert(!m.prefix().matched);
163         assert(m.prefix().first == s);
164         assert(m.prefix().second == m[0].first);
165         assert(!m.suffix().matched);
166         assert(m.suffix().first == m[0].second);
167         assert(m.suffix().second == s+3);
168         assert(m.length(0) == 3);
169         assert(m.position(0) == 0);
170         assert(m.str(0) == s);
171     }
172     {
173         std::cmatch m;
174         const char s[] = "efabc";
175         assert(!std::regex_match(s, m, std::regex("abc$", std::regex_constants::extended)));
176         assert(m.size() == 0);
177     }
178     {
179         std::cmatch m;
180         const char s[] = "efabcg";
181         assert(!std::regex_match(s, m, std::regex("abc$", std::regex_constants::extended)));
182         assert(m.size() == 0);
183     }
184     {
185         std::cmatch m;
186         const char s[] = "abc";
187         assert(std::regex_match(s, m, std::regex("a.c", std::regex_constants::extended)));
188         assert(m.size() == 1);
189         assert(!m.prefix().matched);
190         assert(m.prefix().first == s);
191         assert(m.prefix().second == m[0].first);
192         assert(!m.suffix().matched);
193         assert(m.suffix().first == m[0].second);
194         assert(m.suffix().second == s+3);
195         assert(m.length(0) == 3);
196         assert(m.position(0) == 0);
197         assert(m.str(0) == s);
198     }
199     {
200         std::cmatch m;
201         const char s[] = "acc";
202         assert(std::regex_match(s, m, std::regex("a.c", std::regex_constants::extended)));
203         assert(m.size() == 1);
204         assert(!m.prefix().matched);
205         assert(m.prefix().first == s);
206         assert(m.prefix().second == m[0].first);
207         assert(!m.suffix().matched);
208         assert(m.suffix().first == m[0].second);
209         assert(m.suffix().second == s+3);
210         assert(m.length(0) == 3);
211         assert(m.position(0) == 0);
212         assert(m.str(0) == s);
213     }
214     {
215         std::cmatch m;
216         const char s[] = "acc";
217         assert(std::regex_match(s, m, std::regex("a.c", std::regex_constants::extended)));
218         assert(m.size() == 1);
219         assert(!m.prefix().matched);
220         assert(m.prefix().first == s);
221         assert(m.prefix().second == m[0].first);
222         assert(!m.suffix().matched);
223         assert(m.suffix().first == m[0].second);
224         assert(m.suffix().second == s+3);
225         assert(m.length(0) == 3);
226         assert(m.position(0) == 0);
227         assert(m.str(0) == s);
228     }
229     {
230         std::cmatch m;
231         const char s[] = "abcdef";
232         assert(std::regex_match(s, m, std::regex("(.*).*", std::regex_constants::extended)));
233         assert(m.size() == 2);
234         assert(!m.prefix().matched);
235         assert(m.prefix().first == s);
236         assert(m.prefix().second == m[0].first);
237         assert(!m.suffix().matched);
238         assert(m.suffix().first == m[0].second);
239         assert(m.suffix().second == s+6);
240         assert(m.length(0) == 6);
241         assert(m.position(0) == 0);
242         assert(m.str(0) == s);
243         assert(m.length(1) == 6);
244         assert(m.position(1) == 0);
245         assert(m.str(1) == s);
246     }
247     {
248         std::cmatch m;
249         const char s[] = "bc";
250         assert(!std::regex_match(s, m, std::regex("(a*)*", std::regex_constants::extended)));
251         assert(m.size() == 0);
252     }
253     {
254         std::cmatch m;
255         const char s[] = "abbc";
256         assert(!std::regex_match(s, m, std::regex("ab{3,5}c", std::regex_constants::extended)));
257         assert(m.size() == 0);
258     }
259     {
260         std::cmatch m;
261         const char s[] = "abbbc";
262         assert(std::regex_match(s, m, std::regex("ab{3,5}c", std::regex_constants::extended)));
263         assert(m.size() == 1);
264         assert(!m.prefix().matched);
265         assert(m.prefix().first == s);
266         assert(m.prefix().second == m[0].first);
267         assert(!m.suffix().matched);
268         assert(m.suffix().first == m[0].second);
269         assert(m.suffix().second == m[0].second);
270         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
271         assert(m.position(0) == 0);
272         assert(m.str(0) == s);
273     }
274     {
275         std::cmatch m;
276         const char s[] = "abbbbc";
277         assert(std::regex_match(s, m, std::regex("ab{3,5}c", std::regex_constants::extended)));
278         assert(m.size() == 1);
279         assert(!m.prefix().matched);
280         assert(m.prefix().first == s);
281         assert(m.prefix().second == m[0].first);
282         assert(!m.suffix().matched);
283         assert(m.suffix().first == m[0].second);
284         assert(m.suffix().second == m[0].second);
285         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
286         assert(m.position(0) == 0);
287         assert(m.str(0) == s);
288     }
289     {
290         std::cmatch m;
291         const char s[] = "abbbbbc";
292         assert(std::regex_match(s, m, std::regex("ab{3,5}c", std::regex_constants::extended)));
293         assert(m.size() == 1);
294         assert(!m.prefix().matched);
295         assert(m.prefix().first == s);
296         assert(m.prefix().second == m[0].first);
297         assert(!m.suffix().matched);
298         assert(m.suffix().first == m[0].second);
299         assert(m.suffix().second == m[0].second);
300         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
301         assert(m.position(0) == 0);
302         assert(m.str(0) == s);
303     }
304     {
305         std::cmatch m;
306         const char s[] = "adefc";
307         assert(!std::regex_match(s, m, std::regex("ab{3,5}c", std::regex_constants::extended)));
308         assert(m.size() == 0);
309     }
310     {
311         std::cmatch m;
312         const char s[] = "abbbbbbc";
313         assert(!std::regex_match(s, m, std::regex("ab{3,5}c", std::regex_constants::extended)));
314         assert(m.size() == 0);
315     }
316     {
317         std::cmatch m;
318         const char s[] = "adec";
319         assert(!std::regex_match(s, m, std::regex("a.{3,5}c", std::regex_constants::extended)));
320         assert(m.size() == 0);
321     }
322     {
323         std::cmatch m;
324         const char s[] = "adefc";
325         assert(std::regex_match(s, m, std::regex("a.{3,5}c", std::regex_constants::extended)));
326         assert(m.size() == 1);
327         assert(!m.prefix().matched);
328         assert(m.prefix().first == s);
329         assert(m.prefix().second == m[0].first);
330         assert(!m.suffix().matched);
331         assert(m.suffix().first == m[0].second);
332         assert(m.suffix().second == m[0].second);
333         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
334         assert(m.position(0) == 0);
335         assert(m.str(0) == s);
336     }
337     {
338         std::cmatch m;
339         const char s[] = "adefgc";
340         assert(std::regex_match(s, m, std::regex("a.{3,5}c", std::regex_constants::extended)));
341         assert(m.size() == 1);
342         assert(!m.prefix().matched);
343         assert(m.prefix().first == s);
344         assert(m.prefix().second == m[0].first);
345         assert(!m.suffix().matched);
346         assert(m.suffix().first == m[0].second);
347         assert(m.suffix().second == m[0].second);
348         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
349         assert(m.position(0) == 0);
350         assert(m.str(0) == s);
351     }
352     {
353         std::cmatch m;
354         const char s[] = "adefghc";
355         assert(std::regex_match(s, m, std::regex("a.{3,5}c", std::regex_constants::extended)));
356         assert(m.size() == 1);
357         assert(!m.prefix().matched);
358         assert(m.prefix().first == s);
359         assert(m.prefix().second == m[0].first);
360         assert(!m.suffix().matched);
361         assert(m.suffix().first == m[0].second);
362         assert(m.suffix().second == m[0].second);
363         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
364         assert(m.position(0) == 0);
365         assert(m.str(0) == s);
366     }
367     {
368         std::cmatch m;
369         const char s[] = "adefghic";
370         assert(!std::regex_match(s, m, std::regex("a.{3,5}c", std::regex_constants::extended)));
371         assert(m.size() == 0);
372     }
373     {
374         std::cmatch m;
375         const char s[] = "tournament";
376         assert(std::regex_match(s, m, std::regex("tour|to|tournament",
377                                               std::regex_constants::extended)));
378         assert(m.size() == 1);
379         assert(!m.prefix().matched);
380         assert(m.prefix().first == s);
381         assert(m.prefix().second == m[0].first);
382         assert(!m.suffix().matched);
383         assert(m.suffix().first == m[0].second);
384         assert(m.suffix().second == m[0].second);
385         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
386         assert(m.position(0) == 0);
387         assert(m.str(0) == s);
388     }
389     {
390         std::cmatch m;
391         const char s[] = "tournamenttotour";
392         assert(std::regex_match(s, m, std::regex("(tour|to|tournament)+",
393                std::regex_constants::extended | std::regex_constants::nosubs)));
394         assert(m.size() == 1);
395         assert(!m.prefix().matched);
396         assert(m.prefix().first == s);
397         assert(m.prefix().second == m[0].first);
398         assert(!m.suffix().matched);
399         assert(m.suffix().first == m[0].second);
400         assert(m.suffix().second == m[0].second);
401         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
402         assert(m.position(0) == 0);
403         assert(m.str(0) == s);
404     }
405     {
406         std::cmatch m;
407         const char s[] = "ttotour";
408         assert(std::regex_match(s, m, std::regex("(tour|to|t)+",
409                                               std::regex_constants::extended)));
410         assert(m.size() == 2);
411         assert(!m.prefix().matched);
412         assert(m.prefix().first == s);
413         assert(m.prefix().second == m[0].first);
414         assert(!m.suffix().matched);
415         assert(m.suffix().first == m[0].second);
416         assert(m.suffix().second == m[0].second);
417         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
418         assert(m.position(0) == 0);
419         assert(m.str(0) == s);
420         assert(m.length(1) == 4);
421         assert(m.position(1) == 3);
422         assert(m.str(1) == "tour");
423     }
424     {
425         std::cmatch m;
426         const char s[] = "-ab,ab-";
427         assert(!std::regex_match(s, m, std::regex("-(.*),\1-", std::regex_constants::extended)));
428         assert(m.size() == 0);
429     }
430     {
431         std::cmatch m;
432         const char s[] = "-ab,ab-";
433         assert(std::regex_match(s, m, std::regex("-.*,.*-", std::regex_constants::extended)));
434         assert(m.size() == 1);
435         assert(!m.prefix().matched);
436         assert(m.prefix().first == s);
437         assert(m.prefix().second == m[0].first);
438         assert(!m.suffix().matched);
439         assert(m.suffix().first == m[0].second);
440         assert(m.suffix().second == m[0].second);
441         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
442         assert(m.position(0) == 0);
443         assert(m.str(0) == s);
444     }
445     {
446         std::cmatch m;
447         const char s[] = "a";
448         assert(std::regex_match(s, m, std::regex("^[a]$",
449                                                  std::regex_constants::extended)));
450         assert(m.size() == 1);
451         assert(!m.prefix().matched);
452         assert(m.prefix().first == s);
453         assert(m.prefix().second == m[0].first);
454         assert(!m.suffix().matched);
455         assert(m.suffix().first == m[0].second);
456         assert(m.suffix().second == m[0].second);
457         assert(m.length(0) == 1);
458         assert(m.position(0) == 0);
459         assert(m.str(0) == "a");
460     }
461     {
462         std::cmatch m;
463         const char s[] = "a";
464         assert(std::regex_match(s, m, std::regex("^[ab]$",
465                                                  std::regex_constants::extended)));
466         assert(m.size() == 1);
467         assert(!m.prefix().matched);
468         assert(m.prefix().first == s);
469         assert(m.prefix().second == m[0].first);
470         assert(!m.suffix().matched);
471         assert(m.suffix().first == m[0].second);
472         assert(m.suffix().second == m[0].second);
473         assert(m.length(0) == 1);
474         assert(m.position(0) == 0);
475         assert(m.str(0) == "a");
476     }
477     {
478         std::cmatch m;
479         const char s[] = "c";
480         assert(std::regex_match(s, m, std::regex("^[a-f]$",
481                                                  std::regex_constants::extended)));
482         assert(m.size() == 1);
483         assert(!m.prefix().matched);
484         assert(m.prefix().first == s);
485         assert(m.prefix().second == m[0].first);
486         assert(!m.suffix().matched);
487         assert(m.suffix().first == m[0].second);
488         assert(m.suffix().second == m[0].second);
489         assert(m.length(0) == 1);
490         assert(m.position(0) == 0);
491         assert(m.str(0) == s);
492     }
493     {
494         std::cmatch m;
495         const char s[] = "g";
496         assert(!std::regex_match(s, m, std::regex("^[a-f]$",
497                                                  std::regex_constants::extended)));
498         assert(m.size() == 0);
499     }
500     {
501         std::cmatch m;
502         const char s[] = "Iraqi";
503         assert(!std::regex_match(s, m, std::regex("q[^u]",
504                                                  std::regex_constants::extended)));
505         assert(m.size() == 0);
506     }
507     {
508         std::cmatch m;
509         const char s[] = "Iraq";
510         assert(!std::regex_match(s, m, std::regex("q[^u]",
511                                                  std::regex_constants::extended)));
512         assert(m.size() == 0);
513     }
514     {
515         std::cmatch m;
516         const char s[] = "AmB";
517         assert(std::regex_match(s, m, std::regex("A[[:lower:]]B",
518                                                  std::regex_constants::extended)));
519         assert(m.size() == 1);
520         assert(!m.prefix().matched);
521         assert(m.prefix().first == s);
522         assert(m.prefix().second == m[0].first);
523         assert(!m.suffix().matched);
524         assert(m.suffix().first == m[0].second);
525         assert(m.suffix().second == m[0].second);
526         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
527         assert(m.position(0) == 0);
528         assert(m.str(0) == s);
529     }
530     {
531         std::cmatch m;
532         const char s[] = "AMB";
533         assert(!std::regex_match(s, m, std::regex("A[[:lower:]]B",
534                                                  std::regex_constants::extended)));
535         assert(m.size() == 0);
536     }
537     {
538         std::cmatch m;
539         const char s[] = "AMB";
540         assert(std::regex_match(s, m, std::regex("A[^[:lower:]]B",
541                                                  std::regex_constants::extended)));
542         assert(m.size() == 1);
543         assert(!m.prefix().matched);
544         assert(m.prefix().first == s);
545         assert(m.prefix().second == m[0].first);
546         assert(!m.suffix().matched);
547         assert(m.suffix().first == m[0].second);
548         assert(m.suffix().second == m[0].second);
549         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
550         assert(m.position(0) == 0);
551         assert(m.str(0) == s);
552     }
553     {
554         std::cmatch m;
555         const char s[] = "AmB";
556         assert(!std::regex_match(s, m, std::regex("A[^[:lower:]]B",
557                                                  std::regex_constants::extended)));
558         assert(m.size() == 0);
559     }
560     {
561         std::cmatch m;
562         const char s[] = "A5B";
563         assert(!std::regex_match(s, m, std::regex("A[^[:lower:]0-9]B",
564                                                  std::regex_constants::extended)));
565         assert(m.size() == 0);
566     }
567     {
568         std::cmatch m;
569         const char s[] = "A?B";
570         assert(std::regex_match(s, m, std::regex("A[^[:lower:]0-9]B",
571                                                  std::regex_constants::extended)));
572         assert(m.size() == 1);
573         assert(!m.prefix().matched);
574         assert(m.prefix().first == s);
575         assert(m.prefix().second == m[0].first);
576         assert(!m.suffix().matched);
577         assert(m.suffix().first == m[0].second);
578         assert(m.suffix().second == m[0].second);
579         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
580         assert(m.position(0) == 0);
581         assert(m.str(0) == s);
582     }
583     {
584         std::cmatch m;
585         const char s[] = "-";
586         assert(std::regex_match(s, m, std::regex("[a[.hyphen.]z]",
587                                                  std::regex_constants::extended)));
588         assert(m.size() == 1);
589         assert(!m.prefix().matched);
590         assert(m.prefix().first == s);
591         assert(m.prefix().second == m[0].first);
592         assert(!m.suffix().matched);
593         assert(m.suffix().first == m[0].second);
594         assert(m.suffix().second == m[0].second);
595         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
596         assert(m.position(0) == 0);
597         assert(m.str(0) == s);
598     }
599     {
600         std::cmatch m;
601         const char s[] = "z";
602         assert(std::regex_match(s, m, std::regex("[a[.hyphen.]z]",
603                                                  std::regex_constants::extended)));
604         assert(m.size() == 1);
605         assert(!m.prefix().matched);
606         assert(m.prefix().first == s);
607         assert(m.prefix().second == m[0].first);
608         assert(!m.suffix().matched);
609         assert(m.suffix().first == m[0].second);
610         assert(m.suffix().second == m[0].second);
611         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
612         assert(m.position(0) == 0);
613         assert(m.str(0) == s);
614     }
615     {
616         std::cmatch m;
617         const char s[] = "m";
618         assert(!std::regex_match(s, m, std::regex("[a[.hyphen.]z]",
619                                                  std::regex_constants::extended)));
620         assert(m.size() == 0);
621     }
622     std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
623     {
624         std::cmatch m;
625         const char s[] = "m";
626         assert(std::regex_match(s, m, std::regex("[a[=M=]z]",
627                                                  std::regex_constants::extended)));
628         assert(m.size() == 1);
629         assert(!m.prefix().matched);
630         assert(m.prefix().first == s);
631         assert(m.prefix().second == m[0].first);
632         assert(!m.suffix().matched);
633         assert(m.suffix().first == m[0].second);
634         assert(m.suffix().second == m[0].second);
635         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
636         assert(m.position(0) == 0);
637         assert(m.str(0) == s);
638     }
639     {
640         std::cmatch m;
641         const char s[] = "Ch";
642         assert(std::regex_match(s, m, std::regex("[a[.ch.]z]",
643                    std::regex_constants::extended | std::regex_constants::icase)));
644         assert(m.size() == 1);
645         assert(!m.prefix().matched);
646         assert(m.prefix().first == s);
647         assert(m.prefix().second == m[0].first);
648         assert(!m.suffix().matched);
649         assert(m.suffix().first == m[0].second);
650         assert(m.suffix().second == m[0].second);
651         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<char>::length(s));
652         assert(m.position(0) == 0);
653         assert(m.str(0) == s);
654     }
655     std::locale::global(std::locale("C"));
656     {
657         std::cmatch m;
658         const char s[] = "m";
659         assert(!std::regex_match(s, m, std::regex("[a[=M=]z]",
660                                                  std::regex_constants::extended)));
661         assert(m.size() == 0);
662     }
663     {
664         std::cmatch m;
665         const char s[] = "01a45cef9";
666         assert(!std::regex_match(s, m, std::regex("[ace1-9]*",
667                                                  std::regex_constants::extended)));
668         assert(m.size() == 0);
669     }
670     {
671         std::cmatch m;
672         const char s[] = "01a45cef9";
673         assert(!std::regex_match(s, m, std::regex("[ace1-9]+",
674                                                  std::regex_constants::extended)));
675         assert(m.size() == 0);
676     }
677     {
678         const char r[] = "^[-+]?[0-9]+[CF]$";
679         std::ptrdiff_t sr = std::char_traits<char>::length(r);
680         typedef forward_iterator<const char*> FI;
681         typedef bidirectional_iterator<const char*> BI;
682         std::regex regex(FI(r), FI(r+sr), std::regex_constants::extended);
683         std::match_results<BI> m;
684         const char s[] = "-40C";
685         std::ptrdiff_t ss = std::char_traits<char>::length(s);
686         assert(std::regex_match(BI(s), BI(s+ss), m, regex));
687         assert(m.size() == 1);
688         assert(!m.prefix().matched);
689         assert(m.prefix().first == BI(s));
690         assert(m.prefix().second == m[0].first);
691         assert(!m.suffix().matched);
692         assert(m.suffix().first == m[0].second);
693         assert(m.suffix().second == m[0].second);
694         assert(m.length(0) == 4);
695         assert(m.position(0) == 0);
696         assert(m.str(0) == s);
697     }
698 
699     {
700         std::wcmatch m;
701         const wchar_t s[] = L"a";
702         assert(std::regex_match(s, m, std::wregex(L"a", std::regex_constants::extended)));
703         assert(m.size() == 1);
704         assert(!m.empty());
705         assert(!m.prefix().matched);
706         assert(m.prefix().first == s);
707         assert(m.prefix().second == m[0].first);
708         assert(!m.suffix().matched);
709         assert(m.suffix().first == m[0].second);
710         assert(m.suffix().second == s+1);
711         assert(m.length(0) == 1);
712         assert(m.position(0) == 0);
713         assert(m.str(0) == L"a");
714     }
715     {
716         std::wcmatch m;
717         const wchar_t s[] = L"ab";
718         assert(std::regex_match(s, m, std::wregex(L"ab", std::regex_constants::extended)));
719         assert(m.size() == 1);
720         assert(!m.prefix().matched);
721         assert(m.prefix().first == s);
722         assert(m.prefix().second == m[0].first);
723         assert(!m.suffix().matched);
724         assert(m.suffix().first == m[0].second);
725         assert(m.suffix().second == s+2);
726         assert(m.length(0) == 2);
727         assert(m.position(0) == 0);
728         assert(m.str(0) == L"ab");
729     }
730     {
731         std::wcmatch m;
732         const wchar_t s[] = L"ab";
733         assert(!std::regex_match(s, m, std::wregex(L"ba", std::regex_constants::extended)));
734         assert(m.size() == 0);
735         assert(m.empty());
736     }
737     {
738         std::wcmatch m;
739         const wchar_t s[] = L"aab";
740         assert(!std::regex_match(s, m, std::wregex(L"ab", std::regex_constants::extended)));
741         assert(m.size() == 0);
742     }
743     {
744         std::wcmatch m;
745         const wchar_t s[] = L"aab";
746         assert(!std::regex_match(s, m, std::wregex(L"ab", std::regex_constants::extended),
747                                             std::regex_constants::match_continuous));
748         assert(m.size() == 0);
749     }
750     {
751         std::wcmatch m;
752         const wchar_t s[] = L"abcd";
753         assert(!std::regex_match(s, m, std::wregex(L"bc", std::regex_constants::extended)));
754         assert(m.size() == 0);
755     }
756     {
757         std::wcmatch m;
758         const wchar_t s[] = L"abbc";
759         assert(std::regex_match(s, m, std::wregex(L"ab*c", std::regex_constants::extended)));
760         assert(m.size() == 1);
761         assert(!m.prefix().matched);
762         assert(m.prefix().first == s);
763         assert(m.prefix().second == m[0].first);
764         assert(!m.suffix().matched);
765         assert(m.suffix().first == m[0].second);
766         assert(m.suffix().second == s+4);
767         assert(m.length(0) == 4);
768         assert(m.position(0) == 0);
769         assert(m.str(0) == s);
770     }
771     {
772         std::wcmatch m;
773         const wchar_t s[] = L"ababc";
774         assert(std::regex_match(s, m, std::wregex(L"(ab)*c", std::regex_constants::extended)));
775         assert(m.size() == 2);
776         assert(!m.prefix().matched);
777         assert(m.prefix().first == s);
778         assert(m.prefix().second == m[0].first);
779         assert(!m.suffix().matched);
780         assert(m.suffix().first == m[0].second);
781         assert(m.suffix().second == s+5);
782         assert(m.length(0) == 5);
783         assert(m.position(0) == 0);
784         assert(m.str(0) == s);
785         assert(m.length(1) == 2);
786         assert(m.position(1) == 2);
787         assert(m.str(1) == L"ab");
788     }
789     {
790         std::wcmatch m;
791         const wchar_t s[] = L"abcdefghijk";
792         assert(!std::regex_match(s, m, std::wregex(L"cd((e)fg)hi",
793                                  std::regex_constants::extended)));
794         assert(m.size() == 0);
795     }
796     {
797         std::wcmatch m;
798         const wchar_t s[] = L"abc";
799         assert(std::regex_match(s, m, std::wregex(L"^abc", std::regex_constants::extended)));
800         assert(m.size() == 1);
801         assert(!m.prefix().matched);
802         assert(m.prefix().first == s);
803         assert(m.prefix().second == m[0].first);
804         assert(!m.suffix().matched);
805         assert(m.suffix().first == m[0].second);
806         assert(m.suffix().second == s+3);
807         assert(m.length(0) == 3);
808         assert(m.position(0) == 0);
809         assert(m.str(0) == s);
810     }
811     {
812         std::wcmatch m;
813         const wchar_t s[] = L"abcd";
814         assert(!std::regex_match(s, m, std::wregex(L"^abc", std::regex_constants::extended)));
815         assert(m.size() == 0);
816     }
817     {
818         std::wcmatch m;
819         const wchar_t s[] = L"aabc";
820         assert(!std::regex_match(s, m, std::wregex(L"^abc", std::regex_constants::extended)));
821         assert(m.size() == 0);
822     }
823     {
824         std::wcmatch m;
825         const wchar_t s[] = L"abc";
826         assert(std::regex_match(s, m, std::wregex(L"abc$", std::regex_constants::extended)));
827         assert(m.size() == 1);
828         assert(!m.prefix().matched);
829         assert(m.prefix().first == s);
830         assert(m.prefix().second == m[0].first);
831         assert(!m.suffix().matched);
832         assert(m.suffix().first == m[0].second);
833         assert(m.suffix().second == s+3);
834         assert(m.length(0) == 3);
835         assert(m.position(0) == 0);
836         assert(m.str(0) == s);
837     }
838     {
839         std::wcmatch m;
840         const wchar_t s[] = L"efabc";
841         assert(!std::regex_match(s, m, std::wregex(L"abc$", std::regex_constants::extended)));
842         assert(m.size() == 0);
843     }
844     {
845         std::wcmatch m;
846         const wchar_t s[] = L"efabcg";
847         assert(!std::regex_match(s, m, std::wregex(L"abc$", std::regex_constants::extended)));
848         assert(m.size() == 0);
849     }
850     {
851         std::wcmatch m;
852         const wchar_t s[] = L"abc";
853         assert(std::regex_match(s, m, std::wregex(L"a.c", std::regex_constants::extended)));
854         assert(m.size() == 1);
855         assert(!m.prefix().matched);
856         assert(m.prefix().first == s);
857         assert(m.prefix().second == m[0].first);
858         assert(!m.suffix().matched);
859         assert(m.suffix().first == m[0].second);
860         assert(m.suffix().second == s+3);
861         assert(m.length(0) == 3);
862         assert(m.position(0) == 0);
863         assert(m.str(0) == s);
864     }
865     {
866         std::wcmatch m;
867         const wchar_t s[] = L"acc";
868         assert(std::regex_match(s, m, std::wregex(L"a.c", std::regex_constants::extended)));
869         assert(m.size() == 1);
870         assert(!m.prefix().matched);
871         assert(m.prefix().first == s);
872         assert(m.prefix().second == m[0].first);
873         assert(!m.suffix().matched);
874         assert(m.suffix().first == m[0].second);
875         assert(m.suffix().second == s+3);
876         assert(m.length(0) == 3);
877         assert(m.position(0) == 0);
878         assert(m.str(0) == s);
879     }
880     {
881         std::wcmatch m;
882         const wchar_t s[] = L"acc";
883         assert(std::regex_match(s, m, std::wregex(L"a.c", std::regex_constants::extended)));
884         assert(m.size() == 1);
885         assert(!m.prefix().matched);
886         assert(m.prefix().first == s);
887         assert(m.prefix().second == m[0].first);
888         assert(!m.suffix().matched);
889         assert(m.suffix().first == m[0].second);
890         assert(m.suffix().second == s+3);
891         assert(m.length(0) == 3);
892         assert(m.position(0) == 0);
893         assert(m.str(0) == s);
894     }
895     {
896         std::wcmatch m;
897         const wchar_t s[] = L"abcdef";
898         assert(std::regex_match(s, m, std::wregex(L"(.*).*", std::regex_constants::extended)));
899         assert(m.size() == 2);
900         assert(!m.prefix().matched);
901         assert(m.prefix().first == s);
902         assert(m.prefix().second == m[0].first);
903         assert(!m.suffix().matched);
904         assert(m.suffix().first == m[0].second);
905         assert(m.suffix().second == s+6);
906         assert(m.length(0) == 6);
907         assert(m.position(0) == 0);
908         assert(m.str(0) == s);
909         assert(m.length(1) == 6);
910         assert(m.position(1) == 0);
911         assert(m.str(1) == s);
912     }
913     {
914         std::wcmatch m;
915         const wchar_t s[] = L"bc";
916         assert(!std::regex_match(s, m, std::wregex(L"(a*)*", std::regex_constants::extended)));
917         assert(m.size() == 0);
918     }
919     {
920         std::wcmatch m;
921         const wchar_t s[] = L"abbc";
922         assert(!std::regex_match(s, m, std::wregex(L"ab{3,5}c", std::regex_constants::extended)));
923         assert(m.size() == 0);
924     }
925     {
926         std::wcmatch m;
927         const wchar_t s[] = L"abbbc";
928         assert(std::regex_match(s, m, std::wregex(L"ab{3,5}c", std::regex_constants::extended)));
929         assert(m.size() == 1);
930         assert(!m.prefix().matched);
931         assert(m.prefix().first == s);
932         assert(m.prefix().second == m[0].first);
933         assert(!m.suffix().matched);
934         assert(m.suffix().first == m[0].second);
935         assert(m.suffix().second == m[0].second);
936         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
937         assert(m.position(0) == 0);
938         assert(m.str(0) == s);
939     }
940     {
941         std::wcmatch m;
942         const wchar_t s[] = L"abbbbc";
943         assert(std::regex_match(s, m, std::wregex(L"ab{3,5}c", std::regex_constants::extended)));
944         assert(m.size() == 1);
945         assert(!m.prefix().matched);
946         assert(m.prefix().first == s);
947         assert(m.prefix().second == m[0].first);
948         assert(!m.suffix().matched);
949         assert(m.suffix().first == m[0].second);
950         assert(m.suffix().second == m[0].second);
951         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
952         assert(m.position(0) == 0);
953         assert(m.str(0) == s);
954     }
955     {
956         std::wcmatch m;
957         const wchar_t s[] = L"abbbbbc";
958         assert(std::regex_match(s, m, std::wregex(L"ab{3,5}c", std::regex_constants::extended)));
959         assert(m.size() == 1);
960         assert(!m.prefix().matched);
961         assert(m.prefix().first == s);
962         assert(m.prefix().second == m[0].first);
963         assert(!m.suffix().matched);
964         assert(m.suffix().first == m[0].second);
965         assert(m.suffix().second == m[0].second);
966         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
967         assert(m.position(0) == 0);
968         assert(m.str(0) == s);
969     }
970     {
971         std::wcmatch m;
972         const wchar_t s[] = L"adefc";
973         assert(!std::regex_match(s, m, std::wregex(L"ab{3,5}c", std::regex_constants::extended)));
974         assert(m.size() == 0);
975     }
976     {
977         std::wcmatch m;
978         const wchar_t s[] = L"abbbbbbc";
979         assert(!std::regex_match(s, m, std::wregex(L"ab{3,5}c", std::regex_constants::extended)));
980         assert(m.size() == 0);
981     }
982     {
983         std::wcmatch m;
984         const wchar_t s[] = L"adec";
985         assert(!std::regex_match(s, m, std::wregex(L"a.{3,5}c", std::regex_constants::extended)));
986         assert(m.size() == 0);
987     }
988     {
989         std::wcmatch m;
990         const wchar_t s[] = L"adefc";
991         assert(std::regex_match(s, m, std::wregex(L"a.{3,5}c", std::regex_constants::extended)));
992         assert(m.size() == 1);
993         assert(!m.prefix().matched);
994         assert(m.prefix().first == s);
995         assert(m.prefix().second == m[0].first);
996         assert(!m.suffix().matched);
997         assert(m.suffix().first == m[0].second);
998         assert(m.suffix().second == m[0].second);
999         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1000         assert(m.position(0) == 0);
1001         assert(m.str(0) == s);
1002     }
1003     {
1004         std::wcmatch m;
1005         const wchar_t s[] = L"adefgc";
1006         assert(std::regex_match(s, m, std::wregex(L"a.{3,5}c", std::regex_constants::extended)));
1007         assert(m.size() == 1);
1008         assert(!m.prefix().matched);
1009         assert(m.prefix().first == s);
1010         assert(m.prefix().second == m[0].first);
1011         assert(!m.suffix().matched);
1012         assert(m.suffix().first == m[0].second);
1013         assert(m.suffix().second == m[0].second);
1014         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1015         assert(m.position(0) == 0);
1016         assert(m.str(0) == s);
1017     }
1018     {
1019         std::wcmatch m;
1020         const wchar_t s[] = L"adefghc";
1021         assert(std::regex_match(s, m, std::wregex(L"a.{3,5}c", std::regex_constants::extended)));
1022         assert(m.size() == 1);
1023         assert(!m.prefix().matched);
1024         assert(m.prefix().first == s);
1025         assert(m.prefix().second == m[0].first);
1026         assert(!m.suffix().matched);
1027         assert(m.suffix().first == m[0].second);
1028         assert(m.suffix().second == m[0].second);
1029         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1030         assert(m.position(0) == 0);
1031         assert(m.str(0) == s);
1032     }
1033     {
1034         std::wcmatch m;
1035         const wchar_t s[] = L"adefghic";
1036         assert(!std::regex_match(s, m, std::wregex(L"a.{3,5}c", std::regex_constants::extended)));
1037         assert(m.size() == 0);
1038     }
1039     {
1040         std::wcmatch m;
1041         const wchar_t s[] = L"tournament";
1042         assert(std::regex_match(s, m, std::wregex(L"tour|to|tournament",
1043                                               std::regex_constants::extended)));
1044         assert(m.size() == 1);
1045         assert(!m.prefix().matched);
1046         assert(m.prefix().first == s);
1047         assert(m.prefix().second == m[0].first);
1048         assert(!m.suffix().matched);
1049         assert(m.suffix().first == m[0].second);
1050         assert(m.suffix().second == m[0].second);
1051         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1052         assert(m.position(0) == 0);
1053         assert(m.str(0) == s);
1054     }
1055     {
1056         std::wcmatch m;
1057         const wchar_t s[] = L"tournamenttotour";
1058         assert(std::regex_match(s, m, std::wregex(L"(tour|to|tournament)+",
1059                std::regex_constants::extended | std::regex_constants::nosubs)));
1060         assert(m.size() == 1);
1061         assert(!m.prefix().matched);
1062         assert(m.prefix().first == s);
1063         assert(m.prefix().second == m[0].first);
1064         assert(!m.suffix().matched);
1065         assert(m.suffix().first == m[0].second);
1066         assert(m.suffix().second == m[0].second);
1067         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1068         assert(m.position(0) == 0);
1069         assert(m.str(0) == s);
1070     }
1071     {
1072         std::wcmatch m;
1073         const wchar_t s[] = L"ttotour";
1074         assert(std::regex_match(s, m, std::wregex(L"(tour|to|t)+",
1075                                               std::regex_constants::extended)));
1076         assert(m.size() == 2);
1077         assert(!m.prefix().matched);
1078         assert(m.prefix().first == s);
1079         assert(m.prefix().second == m[0].first);
1080         assert(!m.suffix().matched);
1081         assert(m.suffix().first == m[0].second);
1082         assert(m.suffix().second == m[0].second);
1083         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1084         assert(m.position(0) == 0);
1085         assert(m.str(0) == s);
1086         assert(m.length(1) == 4);
1087         assert(m.position(1) == 3);
1088         assert(m.str(1) == L"tour");
1089     }
1090     {
1091         std::wcmatch m;
1092         const wchar_t s[] = L"-ab,ab-";
1093         assert(!std::regex_match(s, m, std::wregex(L"-(.*),\1-", std::regex_constants::extended)));
1094         assert(m.size() == 0);
1095     }
1096     {
1097         std::wcmatch m;
1098         const wchar_t s[] = L"-ab,ab-";
1099         assert(std::regex_match(s, m, std::wregex(L"-.*,.*-", std::regex_constants::extended)));
1100         assert(m.size() == 1);
1101         assert(!m.prefix().matched);
1102         assert(m.prefix().first == s);
1103         assert(m.prefix().second == m[0].first);
1104         assert(!m.suffix().matched);
1105         assert(m.suffix().first == m[0].second);
1106         assert(m.suffix().second == m[0].second);
1107         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1108         assert(m.position(0) == 0);
1109         assert(m.str(0) == s);
1110     }
1111     {
1112         std::wcmatch m;
1113         const wchar_t s[] = L"a";
1114         assert(std::regex_match(s, m, std::wregex(L"^[a]$",
1115                                                  std::regex_constants::extended)));
1116         assert(m.size() == 1);
1117         assert(!m.prefix().matched);
1118         assert(m.prefix().first == s);
1119         assert(m.prefix().second == m[0].first);
1120         assert(!m.suffix().matched);
1121         assert(m.suffix().first == m[0].second);
1122         assert(m.suffix().second == m[0].second);
1123         assert(m.length(0) == 1);
1124         assert(m.position(0) == 0);
1125         assert(m.str(0) == L"a");
1126     }
1127     {
1128         std::wcmatch m;
1129         const wchar_t s[] = L"a";
1130         assert(std::regex_match(s, m, std::wregex(L"^[ab]$",
1131                                                  std::regex_constants::extended)));
1132         assert(m.size() == 1);
1133         assert(!m.prefix().matched);
1134         assert(m.prefix().first == s);
1135         assert(m.prefix().second == m[0].first);
1136         assert(!m.suffix().matched);
1137         assert(m.suffix().first == m[0].second);
1138         assert(m.suffix().second == m[0].second);
1139         assert(m.length(0) == 1);
1140         assert(m.position(0) == 0);
1141         assert(m.str(0) == L"a");
1142     }
1143     {
1144         std::wcmatch m;
1145         const wchar_t s[] = L"c";
1146         assert(std::regex_match(s, m, std::wregex(L"^[a-f]$",
1147                                                  std::regex_constants::extended)));
1148         assert(m.size() == 1);
1149         assert(!m.prefix().matched);
1150         assert(m.prefix().first == s);
1151         assert(m.prefix().second == m[0].first);
1152         assert(!m.suffix().matched);
1153         assert(m.suffix().first == m[0].second);
1154         assert(m.suffix().second == m[0].second);
1155         assert(m.length(0) == 1);
1156         assert(m.position(0) == 0);
1157         assert(m.str(0) == s);
1158     }
1159     {
1160         std::wcmatch m;
1161         const wchar_t s[] = L"g";
1162         assert(!std::regex_match(s, m, std::wregex(L"^[a-f]$",
1163                                                  std::regex_constants::extended)));
1164         assert(m.size() == 0);
1165     }
1166     {
1167         std::wcmatch m;
1168         const wchar_t s[] = L"Iraqi";
1169         assert(!std::regex_match(s, m, std::wregex(L"q[^u]",
1170                                                  std::regex_constants::extended)));
1171         assert(m.size() == 0);
1172     }
1173     {
1174         std::wcmatch m;
1175         const wchar_t s[] = L"Iraq";
1176         assert(!std::regex_match(s, m, std::wregex(L"q[^u]",
1177                                                  std::regex_constants::extended)));
1178         assert(m.size() == 0);
1179     }
1180     {
1181         std::wcmatch m;
1182         const wchar_t s[] = L"AmB";
1183         assert(std::regex_match(s, m, std::wregex(L"A[[:lower:]]B",
1184                                                  std::regex_constants::extended)));
1185         assert(m.size() == 1);
1186         assert(!m.prefix().matched);
1187         assert(m.prefix().first == s);
1188         assert(m.prefix().second == m[0].first);
1189         assert(!m.suffix().matched);
1190         assert(m.suffix().first == m[0].second);
1191         assert(m.suffix().second == m[0].second);
1192         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1193         assert(m.position(0) == 0);
1194         assert(m.str(0) == s);
1195     }
1196     {
1197         std::wcmatch m;
1198         const wchar_t s[] = L"AMB";
1199         assert(!std::regex_match(s, m, std::wregex(L"A[[:lower:]]B",
1200                                                  std::regex_constants::extended)));
1201         assert(m.size() == 0);
1202     }
1203     {
1204         std::wcmatch m;
1205         const wchar_t s[] = L"AMB";
1206         assert(std::regex_match(s, m, std::wregex(L"A[^[:lower:]]B",
1207                                                  std::regex_constants::extended)));
1208         assert(m.size() == 1);
1209         assert(!m.prefix().matched);
1210         assert(m.prefix().first == s);
1211         assert(m.prefix().second == m[0].first);
1212         assert(!m.suffix().matched);
1213         assert(m.suffix().first == m[0].second);
1214         assert(m.suffix().second == m[0].second);
1215         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1216         assert(m.position(0) == 0);
1217         assert(m.str(0) == s);
1218     }
1219     {
1220         std::wcmatch m;
1221         const wchar_t s[] = L"AmB";
1222         assert(!std::regex_match(s, m, std::wregex(L"A[^[:lower:]]B",
1223                                                  std::regex_constants::extended)));
1224         assert(m.size() == 0);
1225     }
1226     {
1227         std::wcmatch m;
1228         const wchar_t s[] = L"A5B";
1229         assert(!std::regex_match(s, m, std::wregex(L"A[^[:lower:]0-9]B",
1230                                                  std::regex_constants::extended)));
1231         assert(m.size() == 0);
1232     }
1233     {
1234         std::wcmatch m;
1235         const wchar_t s[] = L"A?B";
1236         assert(std::regex_match(s, m, std::wregex(L"A[^[:lower:]0-9]B",
1237                                                  std::regex_constants::extended)));
1238         assert(m.size() == 1);
1239         assert(!m.prefix().matched);
1240         assert(m.prefix().first == s);
1241         assert(m.prefix().second == m[0].first);
1242         assert(!m.suffix().matched);
1243         assert(m.suffix().first == m[0].second);
1244         assert(m.suffix().second == m[0].second);
1245         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1246         assert(m.position(0) == 0);
1247         assert(m.str(0) == s);
1248     }
1249     {
1250         std::wcmatch m;
1251         const wchar_t s[] = L"-";
1252         assert(std::regex_match(s, m, std::wregex(L"[a[.hyphen.]z]",
1253                                                  std::regex_constants::extended)));
1254         assert(m.size() == 1);
1255         assert(!m.prefix().matched);
1256         assert(m.prefix().first == s);
1257         assert(m.prefix().second == m[0].first);
1258         assert(!m.suffix().matched);
1259         assert(m.suffix().first == m[0].second);
1260         assert(m.suffix().second == m[0].second);
1261         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1262         assert(m.position(0) == 0);
1263         assert(m.str(0) == s);
1264     }
1265     {
1266         std::wcmatch m;
1267         const wchar_t s[] = L"z";
1268         assert(std::regex_match(s, m, std::wregex(L"[a[.hyphen.]z]",
1269                                                  std::regex_constants::extended)));
1270         assert(m.size() == 1);
1271         assert(!m.prefix().matched);
1272         assert(m.prefix().first == s);
1273         assert(m.prefix().second == m[0].first);
1274         assert(!m.suffix().matched);
1275         assert(m.suffix().first == m[0].second);
1276         assert(m.suffix().second == m[0].second);
1277         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1278         assert(m.position(0) == 0);
1279         assert(m.str(0) == s);
1280     }
1281     {
1282         std::wcmatch m;
1283         const wchar_t s[] = L"m";
1284         assert(!std::regex_match(s, m, std::wregex(L"[a[.hyphen.]z]",
1285                                                  std::regex_constants::extended)));
1286         assert(m.size() == 0);
1287     }
1288     std::locale::global(std::locale(LOCALE_cs_CZ_ISO8859_2));
1289     {
1290         std::wcmatch m;
1291         const wchar_t s[] = L"m";
1292         assert(std::regex_match(s, m, std::wregex(L"[a[=M=]z]",
1293                                                  std::regex_constants::extended)));
1294         assert(m.size() == 1);
1295         assert(!m.prefix().matched);
1296         assert(m.prefix().first == s);
1297         assert(m.prefix().second == m[0].first);
1298         assert(!m.suffix().matched);
1299         assert(m.suffix().first == m[0].second);
1300         assert(m.suffix().second == m[0].second);
1301         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1302         assert(m.position(0) == 0);
1303         assert(m.str(0) == s);
1304     }
1305     {
1306         std::wcmatch m;
1307         const wchar_t s[] = L"Ch";
1308         assert(std::regex_match(s, m, std::wregex(L"[a[.ch.]z]",
1309                    std::regex_constants::extended | std::regex_constants::icase)));
1310         assert(m.size() == 1);
1311         assert(!m.prefix().matched);
1312         assert(m.prefix().first == s);
1313         assert(m.prefix().second == m[0].first);
1314         assert(!m.suffix().matched);
1315         assert(m.suffix().first == m[0].second);
1316         assert(m.suffix().second == m[0].second);
1317         assert(m.length(0) >= 0 && static_cast<size_t>(m.length(0)) == std::char_traits<wchar_t>::length(s));
1318         assert(m.position(0) == 0);
1319         assert(m.str(0) == s);
1320     }
1321     std::locale::global(std::locale("C"));
1322     {
1323         std::wcmatch m;
1324         const wchar_t s[] = L"m";
1325         assert(!std::regex_match(s, m, std::wregex(L"[a[=M=]z]",
1326                                                  std::regex_constants::extended)));
1327         assert(m.size() == 0);
1328     }
1329     {
1330         std::wcmatch m;
1331         const wchar_t s[] = L"01a45cef9";
1332         assert(!std::regex_match(s, m, std::wregex(L"[ace1-9]*",
1333                                                  std::regex_constants::extended)));
1334         assert(m.size() == 0);
1335     }
1336     {
1337         std::wcmatch m;
1338         const wchar_t s[] = L"01a45cef9";
1339         assert(!std::regex_match(s, m, std::wregex(L"[ace1-9]+",
1340                                                  std::regex_constants::extended)));
1341         assert(m.size() == 0);
1342     }
1343     {
1344         const wchar_t r[] = L"^[-+]?[0-9]+[CF]$";
1345         std::ptrdiff_t sr = std::char_traits<wchar_t>::length(r);
1346         typedef forward_iterator<const wchar_t*> FI;
1347         typedef bidirectional_iterator<const wchar_t*> BI;
1348         std::wregex regex(FI(r), FI(r+sr), std::regex_constants::extended);
1349         std::match_results<BI> m;
1350         const wchar_t s[] = L"-40C";
1351         std::ptrdiff_t ss = std::char_traits<wchar_t>::length(s);
1352         assert(std::regex_match(BI(s), BI(s+ss), m, regex));
1353         assert(m.size() == 1);
1354         assert(!m.prefix().matched);
1355         assert(m.prefix().first == BI(s));
1356         assert(m.prefix().second == m[0].first);
1357         assert(!m.suffix().matched);
1358         assert(m.suffix().first == m[0].second);
1359         assert(m.suffix().second == m[0].second);
1360         assert(m.length(0) == 4);
1361         assert(m.position(0) == 0);
1362         assert(m.str(0) == s);
1363     }
1364 }
1365