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 // template <class charT> struct regex_traits;
12
13 // int value(charT ch, int radix) const;
14
15 #include <regex>
16 #include <cassert>
17 #include "test_macros.h"
18
main(int,char **)19 int main(int, char**)
20 {
21 {
22 std::regex_traits<char> t;
23
24 for (char c = 0; c < '0'; ++c)
25 {
26 assert(t.value(c, 8) == -1);
27 assert(t.value(c, 10) == -1);
28 assert(t.value(c, 16) == -1);
29 }
30 for (char c = '0'; c < '8'; ++c)
31 {
32 assert(t.value(c, 8) == c - '0');
33 assert(t.value(c, 10) == c - '0');
34 assert(t.value(c, 16) == c - '0');
35 }
36 for (char c = '8'; c < ':'; ++c)
37 {
38 assert(t.value(c, 8) == -1);
39 assert(t.value(c, 10) == c - '0');
40 assert(t.value(c, 16) == c - '0');
41 }
42 for (char c = ':'; c < 'A'; ++c)
43 {
44 assert(t.value(c, 8) == -1);
45 assert(t.value(c, 10) == -1);
46 assert(t.value(c, 16) == -1);
47 }
48 for (char c = 'A'; c < 'G'; ++c)
49 {
50 assert(t.value(c, 8) == -1);
51 assert(t.value(c, 10) == -1);
52 assert(t.value(c, 16) == c - 'A' +10);
53 }
54 for (char c = 'G'; c < 'a'; ++c)
55 {
56 assert(t.value(c, 8) == -1);
57 assert(t.value(c, 10) == -1);
58 assert(t.value(c, 16) == -1);
59 }
60 for (char c = 'a'; c < 'g'; ++c)
61 {
62 assert(t.value(c, 8) == -1);
63 assert(t.value(c, 10) == -1);
64 assert(t.value(c, 16) == c - 'a' +10);
65 }
66 for (int c = 'g'; c < 256; ++c)
67 {
68 assert(t.value(char(c), 8) == -1);
69 assert(t.value(char(c), 10) == -1);
70 assert(t.value(char(c), 16) == -1);
71 }
72 }
73 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
74 {
75 std::regex_traits<wchar_t> t;
76
77 for (wchar_t c = 0; c < '0'; ++c)
78 {
79 assert(t.value(c, 8) == -1);
80 assert(t.value(c, 10) == -1);
81 assert(t.value(c, 16) == -1);
82 }
83 for (wchar_t c = '0'; c < '8'; ++c)
84 {
85 assert(t.value(c, 8) == static_cast<int>(c - '0'));
86 assert(t.value(c, 10) == static_cast<int>(c - '0'));
87 assert(t.value(c, 16) == static_cast<int>(c - '0'));
88 }
89 for (wchar_t c = '8'; c < ':'; ++c)
90 {
91 assert(t.value(c, 8) == -1);
92 assert(t.value(c, 10) == static_cast<int>(c - '0'));
93 assert(t.value(c, 16) == static_cast<int>(c - '0'));
94 }
95 for (wchar_t c = ':'; c < 'A'; ++c)
96 {
97 assert(t.value(c, 8) == -1);
98 assert(t.value(c, 10) == -1);
99 assert(t.value(c, 16) == -1);
100 }
101 for (wchar_t c = 'A'; c < 'G'; ++c)
102 {
103 assert(t.value(c, 8) == -1);
104 assert(t.value(c, 10) == -1);
105 assert(t.value(c, 16) == static_cast<int>(c - 'A' +10));
106 }
107 for (wchar_t c = 'G'; c < 'a'; ++c)
108 {
109 assert(t.value(c, 8) == -1);
110 assert(t.value(c, 10) == -1);
111 assert(t.value(c, 16) == -1);
112 }
113 for (wchar_t c = 'a'; c < 'g'; ++c)
114 {
115 assert(t.value(c, 8) == -1);
116 assert(t.value(c, 10) == -1);
117 assert(t.value(c, 16) == static_cast<int>(c - 'a' +10));
118 }
119 for (wchar_t c = 'g'; c < 0xFFFF; ++c)
120 {
121 assert(t.value(c, 8) == -1);
122 assert(t.value(c, 10) == -1);
123 assert(t.value(c, 16) == -1);
124 }
125 }
126 #endif
127
128 return 0;
129 }
130