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// bool operator==(const regex_token_iterator& right) const;
14// bool operator==(default_sentinel_t) const { return *this == regex_token_iterator(); } // since C++20
15// bool operator!=(const regex_token_iterator& right) const; // generated by the compiler in C++20
16
17#include <cassert>
18#include <iterator>
19#include <regex>
20
21#include "test_comparisons.h"
22#include "test_macros.h"
23
24int main(int, char**) {
25#if TEST_STD_VER >= 20
26 AssertEqualityReturnBool<std::cregex_token_iterator>();
27
28 {
29 std::cregex_token_iterator i;
30 assert(testEquality(i, std::default_sentinel, true));
31 }
32
33 AssertEqualityReturnBool<std::sregex_token_iterator>();
34
35 {
36 std::sregex_token_iterator i;
37 assert(testEquality(i, std::default_sentinel, true));
38 }
39#endif
40
41 {
42 std::regex phone_numbers("\\d{3}-\\d{4}");
43 const char phone_book[] = "start 555-1234, 555-2345, 555-3456 end";
44 std::cregex_token_iterator i(std::begin(arr: phone_book), std::end(arr: phone_book) - 1, phone_numbers, -1);
45 assert(i != std::cregex_token_iterator());
46 assert(!(i == std::cregex_token_iterator()));
47 std::cregex_token_iterator i2 = i;
48 assert(i2 == i);
49 assert(!(i2 != i));
50 ++i;
51 assert(!(i2 == i));
52 assert(i2 != i);
53 }
54
55 return 0;
56}
57

source code of libcxx/test/std/re/re.iter/re.tokiter/re.tokiter.comp/equal.pass.cpp