1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// <regex>
10
11// class regex_token_iterator<BidirectionalIterator, charT, traits>
12
13// regex_token_iterator(BidirectionalIterator a, BidirectionalIterator b,
14// const regex_type& re, int submatch = 0,
15// regex_constants::match_flag_type m =
16// regex_constants::match_default);
17
18#include <regex>
19#include <cassert>
20#include <iterator>
21
22#include "test_macros.h"
23
24int main(int, char**)
25{
26 {
27 std::regex phone_numbers("\\d{3}-\\d{4}");
28 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
29 std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1,
30 phone_numbers, -1);
31 assert(i != std::cregex_token_iterator());
32 assert(i->str() == "start ");
33 ++i;
34 assert(i != std::cregex_token_iterator());
35 assert(i->str() == ", ");
36 ++i;
37 assert(i != std::cregex_token_iterator());
38 assert(i->str() == ", ");
39 ++i;
40 assert(i != std::cregex_token_iterator());
41 assert(i->str() == " end");
42 ++i;
43 assert(i == std::cregex_token_iterator());
44 }
45 {
46 std::regex phone_numbers("\\d{3}-\\d{4}");
47 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
48 std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1,
49 phone_numbers);
50 assert(i != std::cregex_token_iterator());
51 assert(i->str() == "555-1234");
52 ++i;
53 assert(i != std::cregex_token_iterator());
54 assert(i->str() == "555-2345");
55 ++i;
56 assert(i != std::cregex_token_iterator());
57 assert(i->str() == "555-3456");
58 ++i;
59 assert(i == std::cregex_token_iterator());
60 }
61 {
62 std::regex phone_numbers("\\d{3}-(\\d{4})");
63 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
64 std::cregex_token_iterator i(std::begin(phone_book), std::end(phone_book)-1,
65 phone_numbers, 1);
66 assert(i != std::cregex_token_iterator());
67 assert(i->str() == "1234");
68 ++i;
69 assert(i != std::cregex_token_iterator());
70 assert(i->str() == "2345");
71 ++i;
72 assert(i != std::cregex_token_iterator());
73 assert(i->str() == "3456");
74 ++i;
75 assert(i == std::cregex_token_iterator());
76 }
77
78 return 0;
79}
80

source code of libcxx/test/std/re/re.iter/re.tokiter/re.tokiter.cnstr/int.pass.cpp