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 // class regex_iterator<BidirectionalIterator, charT, traits>
13
14 // regex_iterator operator++(int);
15
16 #include <regex>
17 #include <cassert>
18
main()19 int main()
20 {
21 {
22 std::regex phone_numbers("\\d{3}-\\d{4}");
23 const char phone_book[] = "555-1234, 555-2345, 555-3456";
24 std::cregex_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers);
25 std::cregex_iterator i2 = i;
26 assert(i != std::cregex_iterator());
27 assert(i2!= std::cregex_iterator());
28 assert((*i).size() == 1);
29 assert((*i).position() == 0);
30 assert((*i).str() == "555-1234");
31 assert((*i2).size() == 1);
32 assert((*i2).position() == 0);
33 assert((*i2).str() == "555-1234");
34 i++;
35 assert(i != std::cregex_iterator());
36 assert(i2!= std::cregex_iterator());
37 assert((*i).size() == 1);
38 assert((*i).position() == 10);
39 assert((*i).str() == "555-2345");
40 assert((*i2).size() == 1);
41 assert((*i2).position() == 0);
42 assert((*i2).str() == "555-1234");
43 i++;
44 assert(i != std::cregex_iterator());
45 assert(i2!= std::cregex_iterator());
46 assert((*i).size() == 1);
47 assert((*i).position() == 20);
48 assert((*i).str() == "555-3456");
49 assert((*i2).size() == 1);
50 assert((*i2).position() == 0);
51 assert((*i2).str() == "555-1234");
52 i++;
53 assert(i == std::cregex_iterator());
54 assert(i2!= std::cregex_iterator());
55 assert((*i2).size() == 1);
56 assert((*i2).position() == 0);
57 assert((*i2).str() == "555-1234");
58 }
59 {
60 std::regex phone_numbers("\\d{3}-\\d{4}");
61 const char phone_book[] = "555-1234, 555-2345, 555-3456";
62 std::cregex_iterator i(std::begin(phone_book), std::end(phone_book), phone_numbers);
63 std::cregex_iterator i2 = i;
64 assert(i != std::cregex_iterator());
65 assert(i2!= std::cregex_iterator());
66 assert((*i).size() == 1);
67 assert((*i).position() == 0);
68 assert((*i).str() == "555-1234");
69 assert((*i2).size() == 1);
70 assert((*i2).position() == 0);
71 assert((*i2).str() == "555-1234");
72 ++i;
73 assert(i != std::cregex_iterator());
74 assert(i2!= std::cregex_iterator());
75 assert((*i).size() == 1);
76 assert((*i).position() == 10);
77 assert((*i).str() == "555-2345");
78 assert((*i2).size() == 1);
79 assert((*i2).position() == 0);
80 assert((*i2).str() == "555-1234");
81 ++i;
82 assert(i != std::cregex_iterator());
83 assert(i2!= std::cregex_iterator());
84 assert((*i).size() == 1);
85 assert((*i).position() == 20);
86 assert((*i).str() == "555-3456");
87 assert((*i2).size() == 1);
88 assert((*i2).position() == 0);
89 assert((*i2).str() == "555-1234");
90 ++i;
91 assert(i == std::cregex_iterator());
92 assert(i2!= std::cregex_iterator());
93 assert((*i2).size() == 1);
94 assert((*i2).position() == 0);
95 assert((*i2).str() == "555-1234");
96 }
97 }
98