Branch
Hash :
7b089321
Author :
Date :
2025-01-01T09:24:36
maint: run 'make update-copyright'
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166
/* Test of conversion of multibyte character to wide character
on native Windows in the UTF-8 environment.
Copyright (C) 2024-2025 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 <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2024. */
#include <config.h>
#include <wchar.h>
#include <errno.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "macros.h"
int
main (void)
{
#ifdef _UCRT
/* Test that MB_CUR_MAX and mbrtowc() work as expected in a UTF-8 locale. */
mbstate_t state;
wchar_t wc;
size_t ret;
if (setlocale (LC_ALL, "") == NULL)
return 1;
ASSERT (MB_CUR_MAX >= 4);
{
char input[] = "B\303\274\303\237er"; /* "Büßer" */
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, input, 1, &state);
ASSERT (ret == 1);
ASSERT (wc == 'B');
ASSERT (mbsinit (&state));
input[0] = '\0';
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, input + 1, 1, &state);
ASSERT (ret == (size_t)(-2));
ASSERT (wc == (wchar_t) 0xBADFACE);
ASSERT (!mbsinit (&state));
input[1] = '\0';
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, input + 2, 5, &state);
ASSERT (ret == 1);
ASSERT (wctob (wc) == EOF);
ASSERT (wc == 0x00FC);
ASSERT (mbsinit (&state));
input[2] = '\0';
/* Test support of NULL first argument. */
ret = mbrtowc (NULL, input + 3, 4, &state);
ASSERT (ret == 2);
ASSERT (mbsinit (&state));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, input + 3, 4, &state);
ASSERT (ret == 2);
ASSERT (wctob (wc) == EOF);
ASSERT (wc == 0x00DF);
ASSERT (mbsinit (&state));
input[3] = '\0';
input[4] = '\0';
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, input + 5, 2, &state);
ASSERT (ret == 1);
ASSERT (wc == 'e');
ASSERT (mbsinit (&state));
input[5] = '\0';
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, input + 6, 1, &state);
ASSERT (ret == 1);
ASSERT (wc == 'r');
ASSERT (mbsinit (&state));
/* Test some invalid input. */
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\377", 1, &state); /* 0xFF */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\303\300", 2, &state); /* 0xC3 0xC0 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\343\300", 2, &state); /* 0xE3 0xC0 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\343\300\200", 3, &state); /* 0xE3 0xC0 0x80 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\343\200\300", 3, &state); /* 0xE3 0x80 0xC0 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\363\300", 2, &state); /* 0xF3 0xC0 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\363\300\200\200", 4, &state); /* 0xF3 0xC0 0x80 0x80 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\363\200\300", 3, &state); /* 0xF3 0x80 0xC0 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\363\200\300\200", 4, &state); /* 0xF3 0x80 0xC0 0x80 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
memset (&state, '\0', sizeof (mbstate_t));
wc = (wchar_t) 0xBADFACE;
ret = mbrtowc (&wc, "\363\200\200\300", 4, &state); /* 0xF3 0x80 0x80 0xC0 */
ASSERT (ret == (size_t)-1);
ASSERT (errno == EILSEQ);
}
return test_exit_status;
#else
fputs ("Skipping test: not using the UCRT runtime\n", stderr);
return 77;
#endif
}