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Diffstat (limited to 'gnulib-tests/test-c-ctype.c')
| -rw-r--r-- | gnulib-tests/test-c-ctype.c | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/gnulib-tests/test-c-ctype.c b/gnulib-tests/test-c-ctype.c new file mode 100644 index 0000000..184cdec --- /dev/null +++ b/gnulib-tests/test-c-ctype.c @@ -0,0 +1,228 @@ +/* Test of character handling in C locale. + Copyright (C) 2005, 2007-2016 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +/* Written by Bruno Haible <bruno@clisp.org>, 2005. */ + +#include <config.h> + +#include "c-ctype.h" + +#include <ctype.h> +#include <limits.h> +#include <locale.h> + +#include "macros.h" + +static void +test_agree_with_C_locale (void) +{ + int c; + + for (c = 0; c <= UCHAR_MAX; c++) + { + ASSERT (c_isascii (c) == (isascii (c) != 0)); + if (c_isascii (c)) + { + ASSERT (c_isalnum (c) == (isalnum (c) != 0)); + ASSERT (c_isalpha (c) == (isalpha (c) != 0)); + ASSERT (c_isblank (c) == (isblank (c) != 0)); + ASSERT (c_iscntrl (c) == (iscntrl (c) != 0)); + ASSERT (c_isdigit (c) == (isdigit (c) != 0)); + ASSERT (c_islower (c) == (islower (c) != 0)); + ASSERT (c_isgraph (c) == (isgraph (c) != 0)); + ASSERT (c_isprint (c) == (isprint (c) != 0)); + ASSERT (c_ispunct (c) == (ispunct (c) != 0)); + ASSERT (c_isspace (c) == (isspace (c) != 0)); + ASSERT (c_isupper (c) == (isupper (c) != 0)); + ASSERT (c_isxdigit (c) == (isxdigit (c) != 0)); + ASSERT (c_tolower (c) == tolower (c)); + ASSERT (c_toupper (c) == toupper (c)); + } + } +} + +static void +test_all (void) +{ + int c; + int n_isascii = 0; + + for (c = CHAR_MIN; c <= UCHAR_MAX; c++) + { + if (! (0 <= c && c <= CHAR_MAX)) + { + ASSERT (! c_isascii (c)); + ASSERT (! c_isalnum (c)); + ASSERT (! c_isalpha (c)); + ASSERT (! c_isblank (c)); + ASSERT (! c_iscntrl (c)); + ASSERT (! c_isdigit (c)); + ASSERT (! c_islower (c)); + ASSERT (! c_isgraph (c)); + ASSERT (! c_isprint (c)); + ASSERT (! c_ispunct (c)); + ASSERT (! c_isspace (c)); + ASSERT (! c_isupper (c)); + ASSERT (! c_isxdigit (c)); + ASSERT (c_tolower (c) == c); + ASSERT (c_toupper (c) == c); + } + + n_isascii += c_isascii (c); + +#ifdef C_CTYPE_ASCII + ASSERT (c_isascii (c) == (0 <= c && c <= 0x7f)); +#endif + + ASSERT (c_isascii (c) == (c_isprint (c) || c_iscntrl (c))); + + ASSERT (c_isalnum (c) == (c_isalpha (c) || c_isdigit (c))); + + ASSERT (c_isalpha (c) == (c_islower (c) || c_isupper (c))); + + switch (c) + { + case '\t': case ' ': + ASSERT (c_isblank (c) == 1); + break; + default: + ASSERT (c_isblank (c) == 0); + break; + } + +#ifdef C_CTYPE_ASCII + ASSERT (c_iscntrl (c) == ((c >= 0 && c < 0x20) || c == 0x7f)); +#endif + + switch (c) + { + case '\a': case '\b': case '\f': case '\n': + case '\r': case '\t': case '\v': + ASSERT (c_iscntrl (c)); + break; + } + + ASSERT (! (c_iscntrl (c) && c_isprint (c))); + + switch (c) + { + case '0': case '1': case '2': case '3': case '4': case '5': + case '6': case '7': case '8': case '9': + ASSERT (c_isdigit (c) == 1); + break; + default: + ASSERT (c_isdigit (c) == 0); + break; + } + + switch (c) + { + case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': + case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': + case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': + case 's': case 't': case 'u': case 'v': case 'w': case 'x': + case 'y': case 'z': + ASSERT (c_islower (c) == 1); + ASSERT (c_toupper (c) == c - 'a' + 'A'); + break; + default: + ASSERT (c_islower (c) == 0); + ASSERT (c_toupper (c) == c); + break; + } + +#ifdef C_CTYPE_ASCII + ASSERT (c_isgraph (c) == ((c >= 0x20 && c < 0x7f) && c != ' ')); + + ASSERT (c_isprint (c) == (c >= 0x20 && c < 0x7f)); +#endif + + ASSERT (c_isgraph (c) == (c_isalnum (c) || c_ispunct (c))); + + ASSERT (c_isprint (c) == (c_isgraph (c) || c == ' ')); + + switch (c) + { + case '!': case '"': case '#': case '$': case '%': case '&': case '\'': + case '(': case ')': case '*': case '+': case ',': case '-': case '.': + case '/': case ':': case ';': case '<': case '=': case '>': case '?': + case '@': case '[': case'\\': case ']': case '^': case '_': case '`': + case '{': case '|': case '}': case '~': + ASSERT (c_ispunct (c) == 1); + break; + default: + ASSERT (c_ispunct (c) == 0); + break; + } + + switch (c) + { + case ' ': case '\t': case '\n': case '\v': case '\f': case '\r': + ASSERT (c_isspace (c) == 1); + break; + default: + ASSERT (c_isspace (c) == 0); + break; + } + + switch (c) + { + case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': + case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': + case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': + case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': + case 'Y': case 'Z': + ASSERT (c_isupper (c) == 1); + ASSERT (c_tolower (c) == c - 'A' + 'a'); + break; + default: + ASSERT (c_isupper (c) == 0); + ASSERT (c_tolower (c) == c); + break; + } + + switch (c) + { + case '0': case '1': case '2': case '3': case '4': case '5': + case '6': case '7': case '8': case '9': + case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': + case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': + ASSERT (c_isxdigit (c) == 1); + break; + default: + ASSERT (c_isxdigit (c) == 0); + break; + } + } + + ASSERT (n_isascii == 128); +} + +int +main () +{ + test_agree_with_C_locale (); + + test_all (); + + setlocale (LC_ALL, "de_DE"); + test_all (); + + setlocale (LC_ALL, "ja_JP.EUC-JP"); + test_all (); + + return 0; +} |