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 match_results<BidirectionalIterator, Allocator>
13
14 // template <class OutputIter, class ST, class SA>
15 // OutputIter
16 // format(OutputIter out, const basic_string<char_type, ST, SA>& fmt,
17 // regex_constants::match_flag_type flags = regex_constants::format_default) const;
18
19 #include <iostream>
20
21 #include <regex>
22 #include <cassert>
23
24 #include "test_macros.h"
25 #include "test_iterators.h"
26 #include "test_allocator.h"
27
main()28 int main()
29 {
30 typedef std::basic_string<char, std::char_traits<char>, test_allocator<char> > nstr;
31 typedef std::basic_string<wchar_t, std::char_traits<wchar_t>, test_allocator<wchar_t> > wstr;
32 {
33 std::match_results<const char*> m;
34 const char s[] = "abcdefghijk";
35 assert(std::regex_search(s, m, std::regex("cd((e)fg)hi")));
36
37 char out[100] = {0};
38 nstr fmt("prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2");
39 char* r = m.format(output_iterator<char*>(out), fmt).base();
40 assert(r == out + 58);
41 assert(std::string(out) == "prefix: ab, match: cdefghi, suffix: jk, m[1]: efg, m[2]: e");
42 }
43 {
44 std::match_results<const char*> m;
45 const char s[] = "abcdefghijk";
46 assert(std::regex_search(s, m, std::regex("cd((e)fg)hi")));
47
48 char out[100] = {0};
49 nstr fmt("prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2");
50 char* r = m.format(output_iterator<char*>(out),
51 fmt, std::regex_constants::format_sed).base();
52 assert(r == out + 59);
53 assert(std::string(out) == "prefix: $`, match: $cdefghi, suffix: $', m[1]: $1, m[2]: $2");
54 }
55 {
56 std::match_results<const char*> m;
57 const char s[] = "abcdefghijk";
58 assert(std::regex_search(s, m, std::regex("cd((e)fg)hi")));
59
60 char out[100] = {0};
61 nstr fmt("match: &, m[1]: \\1, m[2]: \\2");
62 char* r = m.format(output_iterator<char*>(out),
63 fmt, std::regex_constants::format_sed).base();
64 assert(r == out + 34);
65 assert(std::string(out) == "match: cdefghi, m[1]: efg, m[2]: e");
66 }
67
68 {
69 std::match_results<const wchar_t*> m;
70 const wchar_t s[] = L"abcdefghijk";
71 assert(std::regex_search(s, m, std::wregex(L"cd((e)fg)hi")));
72
73 wchar_t out[100] = {0};
74 wstr fmt(L"prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2");
75 wchar_t* r = m.format(output_iterator<wchar_t*>(out), fmt).base();
76 assert(r == out + 58);
77 assert(std::wstring(out) == L"prefix: ab, match: cdefghi, suffix: jk, m[1]: efg, m[2]: e");
78 }
79 {
80 std::match_results<const wchar_t*> m;
81 const wchar_t s[] = L"abcdefghijk";
82 assert(std::regex_search(s, m, std::wregex(L"cd((e)fg)hi")));
83
84 wchar_t out[100] = {0};
85 wstr fmt(L"prefix: $`, match: $&, suffix: $', m[1]: $1, m[2]: $2");
86 wchar_t* r = m.format(output_iterator<wchar_t*>(out),
87 fmt, std::regex_constants::format_sed).base();
88 assert(r == out + 59);
89 assert(std::wstring(out) == L"prefix: $`, match: $cdefghi, suffix: $', m[1]: $1, m[2]: $2");
90 }
91 {
92 std::match_results<const wchar_t*> m;
93 const wchar_t s[] = L"abcdefghijk";
94 assert(std::regex_search(s, m, std::wregex(L"cd((e)fg)hi")));
95
96 wchar_t out[100] = {0};
97 wstr fmt(L"match: &, m[1]: \\1, m[2]: \\2");
98 wchar_t* r = m.format(output_iterator<wchar_t*>(out),
99 fmt, std::regex_constants::format_sed).base();
100 assert(r == out + 34);
101 assert(std::wstring(out) == L"match: cdefghi, m[1]: efg, m[2]: e");
102 }
103 }
104