1 /* Test of character handling in C locale. 2 Copyright (C) 2005, 2007-2020 Free Software Foundation, Inc. 3 4 This program is free software: you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; either version 3 of the License, or 7 (at your option) any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 16 17 /* Written by Bruno Haible <bruno@clisp.org>, 2005. */ 18 19 #include <config.h> 20 21 #include "c-ctype.h" 22 23 #include <ctype.h> 24 #include <limits.h> 25 #include <locale.h> 26 27 #include "macros.h" 28 29 static void test_agree_with_C_locale(void)30test_agree_with_C_locale (void) 31 { 32 int c; 33 34 for (c = 0; c <= UCHAR_MAX; c++) 35 { 36 ASSERT (c_isascii (c) == (isascii (c) != 0)); 37 if (c_isascii (c)) 38 { 39 ASSERT (c_isalnum (c) == (isalnum (c) != 0)); 40 ASSERT (c_isalpha (c) == (isalpha (c) != 0)); 41 ASSERT (c_isblank (c) == (isblank (c) != 0)); 42 ASSERT (c_iscntrl (c) == (iscntrl (c) != 0)); 43 ASSERT (c_isdigit (c) == (isdigit (c) != 0)); 44 ASSERT (c_islower (c) == (islower (c) != 0)); 45 ASSERT (c_isgraph (c) == (isgraph (c) != 0)); 46 ASSERT (c_isprint (c) == (isprint (c) != 0)); 47 ASSERT (c_ispunct (c) == (ispunct (c) != 0)); 48 ASSERT (c_isspace (c) == (isspace (c) != 0)); 49 ASSERT (c_isupper (c) == (isupper (c) != 0)); 50 ASSERT (c_isxdigit (c) == (isxdigit (c) != 0)); 51 ASSERT (c_tolower (c) == tolower (c)); 52 ASSERT (c_toupper (c) == toupper (c)); 53 } 54 } 55 } 56 57 static void test_all(void)58test_all (void) 59 { 60 int c; 61 int n_isascii = 0; 62 63 for (c = CHAR_MIN; c <= UCHAR_MAX; c++) 64 { 65 if (! (0 <= c && c <= CHAR_MAX)) 66 { 67 ASSERT (! c_isascii (c)); 68 ASSERT (! c_isalnum (c)); 69 ASSERT (! c_isalpha (c)); 70 ASSERT (! c_isblank (c)); 71 ASSERT (! c_iscntrl (c)); 72 ASSERT (! c_isdigit (c)); 73 ASSERT (! c_islower (c)); 74 ASSERT (! c_isgraph (c)); 75 ASSERT (! c_isprint (c)); 76 ASSERT (! c_ispunct (c)); 77 ASSERT (! c_isspace (c)); 78 ASSERT (! c_isupper (c)); 79 ASSERT (! c_isxdigit (c)); 80 ASSERT (c_tolower (c) == c); 81 ASSERT (c_toupper (c) == c); 82 } 83 84 n_isascii += c_isascii (c); 85 86 #ifdef C_CTYPE_ASCII 87 ASSERT (c_isascii (c) == (0 <= c && c <= 0x7f)); 88 #endif 89 90 ASSERT (c_isascii (c) == (c_isprint (c) || c_iscntrl (c))); 91 92 ASSERT (c_isalnum (c) == (c_isalpha (c) || c_isdigit (c))); 93 94 ASSERT (c_isalpha (c) == (c_islower (c) || c_isupper (c))); 95 96 switch (c) 97 { 98 case '\t': case ' ': 99 ASSERT (c_isblank (c) == 1); 100 break; 101 default: 102 ASSERT (c_isblank (c) == 0); 103 break; 104 } 105 106 #ifdef C_CTYPE_ASCII 107 ASSERT (c_iscntrl (c) == ((c >= 0 && c < 0x20) || c == 0x7f)); 108 #endif 109 110 switch (c) 111 { 112 case '\a': case '\b': case '\f': case '\n': 113 case '\r': case '\t': case '\v': 114 ASSERT (c_iscntrl (c)); 115 break; 116 } 117 118 ASSERT (! (c_iscntrl (c) && c_isprint (c))); 119 120 switch (c) 121 { 122 case '0': case '1': case '2': case '3': case '4': case '5': 123 case '6': case '7': case '8': case '9': 124 ASSERT (c_isdigit (c) == 1); 125 break; 126 default: 127 ASSERT (c_isdigit (c) == 0); 128 break; 129 } 130 131 switch (c) 132 { 133 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': 134 case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': 135 case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': 136 case 's': case 't': case 'u': case 'v': case 'w': case 'x': 137 case 'y': case 'z': 138 ASSERT (c_islower (c) == 1); 139 ASSERT (c_toupper (c) == c - 'a' + 'A'); 140 break; 141 default: 142 ASSERT (c_islower (c) == 0); 143 ASSERT (c_toupper (c) == c); 144 break; 145 } 146 147 #ifdef C_CTYPE_ASCII 148 ASSERT (c_isgraph (c) == ((c >= 0x20 && c < 0x7f) && c != ' ')); 149 150 ASSERT (c_isprint (c) == (c >= 0x20 && c < 0x7f)); 151 #endif 152 153 ASSERT (c_isgraph (c) == (c_isalnum (c) || c_ispunct (c))); 154 155 ASSERT (c_isprint (c) == (c_isgraph (c) || c == ' ')); 156 157 switch (c) 158 { 159 case '!': case '"': case '#': case '$': case '%': case '&': case '\'': 160 case '(': case ')': case '*': case '+': case ',': case '-': case '.': 161 case '/': case ':': case ';': case '<': case '=': case '>': case '?': 162 case '@': case '[': case'\\': case ']': case '^': case '_': case '`': 163 case '{': case '|': case '}': case '~': 164 ASSERT (c_ispunct (c) == 1); 165 break; 166 default: 167 ASSERT (c_ispunct (c) == 0); 168 break; 169 } 170 171 switch (c) 172 { 173 case ' ': case '\t': case '\n': case '\v': case '\f': case '\r': 174 ASSERT (c_isspace (c) == 1); 175 break; 176 default: 177 ASSERT (c_isspace (c) == 0); 178 break; 179 } 180 181 switch (c) 182 { 183 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': 184 case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': 185 case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': 186 case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': 187 case 'Y': case 'Z': 188 ASSERT (c_isupper (c) == 1); 189 ASSERT (c_tolower (c) == c - 'A' + 'a'); 190 break; 191 default: 192 ASSERT (c_isupper (c) == 0); 193 ASSERT (c_tolower (c) == c); 194 break; 195 } 196 197 switch (c) 198 { 199 case '0': case '1': case '2': case '3': case '4': case '5': 200 case '6': case '7': case '8': case '9': 201 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': 202 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': 203 ASSERT (c_isxdigit (c) == 1); 204 break; 205 default: 206 ASSERT (c_isxdigit (c) == 0); 207 break; 208 } 209 } 210 211 ASSERT (n_isascii == 128); 212 } 213 214 int 215 main () 216 { 217 test_agree_with_C_locale (); 218 219 test_all (); 220 221 setlocale (LC_ALL, "de_DE"); 222 test_all (); 223 224 setlocale (LC_ALL, "ja_JP.EUC-JP"); 225 test_all (); 226 227 return 0; 228 } 229