377 lines
13 KiB
C
377 lines
13 KiB
C
/* Test of conversion of string to 32-bit wide string.
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Copyright (C) 2008-2025 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2008. */
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#include <config.h>
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#include <uchar.h>
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#include "signature.h"
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SIGNATURE_CHECK (mbsrtoc32s, size_t,
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(char32_t *, const char **, size_t, mbstate_t *));
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#include <locale.h>
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#include <stdio.h>
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#include <string.h>
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#include <wchar.h>
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#include "macros.h"
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int
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main (int argc, char *argv[])
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{
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mbstate_t state;
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char32_t wc;
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size_t ret;
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/* configure should already have checked that the locale is supported. */
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if (setlocale (LC_ALL, "") == NULL)
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return 1;
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/* Test NUL byte input. */
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{
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const char *src;
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memset (&state, '\0', sizeof (mbstate_t));
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src = "";
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ret = mbsrtoc32s (NULL, &src, 0, &state);
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ASSERT (ret == 0);
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ASSERT (mbsinit (&state));
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src = "";
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ret = mbsrtoc32s (NULL, &src, 1, &state);
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ASSERT (ret == 0);
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ASSERT (mbsinit (&state));
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wc = (char32_t) 0xBADFACE;
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src = "";
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ret = mbsrtoc32s (&wc, &src, 0, &state);
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ASSERT (ret == 0);
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ASSERT (wc == (char32_t) 0xBADFACE);
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ASSERT (mbsinit (&state));
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wc = (char32_t) 0xBADFACE;
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src = "";
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ret = mbsrtoc32s (&wc, &src, 1, &state);
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ASSERT (ret == 0);
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ASSERT (wc == 0);
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ASSERT (mbsinit (&state));
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}
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#ifdef __ANDROID__
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/* On Android ≥ 5.0, the default locale is the "C.UTF-8" locale, not the
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"C" locale. Furthermore, when you attempt to set the "C" or "POSIX"
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locale via setlocale(), what you get is a "C" locale with UTF-8 encoding,
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that is, effectively the "C.UTF-8" locale. */
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if (argc > 1 && strcmp (argv[1], "1") == 0 && MB_CUR_MAX > 1)
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argv[1] = "3";
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#endif
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if (argc > 1)
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{
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int unlimited;
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for (unlimited = 0; unlimited < 2; unlimited++)
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{
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#define BUFSIZE 10
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char32_t buf[BUFSIZE];
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const char *src;
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mbstate_t temp_state;
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{
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size_t i;
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for (i = 0; i < BUFSIZE; i++)
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buf[i] = (char32_t) 0xBADFACE;
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}
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switch (argv[1][0])
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{
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case '1':
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/* C or POSIX locale. */
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{
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char input[] = "n/a";
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memset (&state, '\0', sizeof (mbstate_t));
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src = input;
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temp_state = state;
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ret = mbsrtoc32s (NULL, &src, unlimited ? BUFSIZE : 1, &temp_state);
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ASSERT (ret == 3);
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ASSERT (src == input);
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ASSERT (mbsinit (&state));
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src = input;
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ret = mbsrtoc32s (buf, &src, unlimited ? BUFSIZE : 1, &state);
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ASSERT (ret == (unlimited ? 3 : 1));
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ASSERT (src == (unlimited ? NULL : input + 1));
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ASSERT (buf[0] == 'n');
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if (unlimited)
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{
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ASSERT (buf[1] == '/');
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ASSERT (buf[2] == 'a');
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ASSERT (buf[3] == 0);
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ASSERT (buf[4] == (char32_t) 0xBADFACE);
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}
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else
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ASSERT (buf[1] == (char32_t) 0xBADFACE);
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ASSERT (mbsinit (&state));
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}
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{
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int c;
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char input[2];
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memset (&state, '\0', sizeof (mbstate_t));
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for (c = 0; c < 0x100; c++)
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if (c != 0)
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{
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/* We are testing all nonnull bytes. */
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input[0] = c;
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input[1] = '\0';
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src = input;
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ret = mbsrtoc32s (NULL, &src, unlimited ? BUFSIZE : 1, &state);
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ASSERT (ret == 1);
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ASSERT (src == input);
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ASSERT (mbsinit (&state));
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buf[0] = buf[1] = (char32_t) 0xBADFACE;
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src = input;
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ret = mbsrtoc32s (buf, &src, unlimited ? BUFSIZE : 1, &state);
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/* POSIX:2018 says regarding mbsrtowcs: "In the POSIX locale an
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[EILSEQ] error cannot occur since all byte values are valid
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characters." It is reasonable to expect mbsrtoc32s to behave
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in the same way. */
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ASSERT (ret == 1);
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ASSERT (src == (unlimited ? NULL : input + 1));
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if (c < 0x80)
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/* c is an ASCII character. */
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ASSERT (buf[0] == c);
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else
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/* On most platforms, the bytes 0x80..0xFF map to U+0080..U+00FF.
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But on musl libc, the bytes 0x80..0xFF map to U+DF80..U+DFFF. */
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ASSERT (buf[0] == (btoc32 (c) == 0xDF00 + c ? btoc32 (c) : c));
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ASSERT (mbsinit (&state));
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}
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}
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break;
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case '2':
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/* Locale encoding is ISO-8859-1 or ISO-8859-15. */
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{
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char input[] = "B\374\337er"; /* "Büßer" */
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memset (&state, '\0', sizeof (mbstate_t));
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (wc == 'B');
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input + 1, 1, &state);
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ASSERT (ret == 1);
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ASSERT (c32tob (wc) == (unsigned char) '\374');
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ASSERT (mbsinit (&state));
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input[1] = '\0';
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src = input + 2;
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temp_state = state;
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ret = mbsrtoc32s (NULL, &src, unlimited ? BUFSIZE : 1, &temp_state);
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ASSERT (ret == 3);
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ASSERT (src == input + 2);
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ASSERT (mbsinit (&state));
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src = input + 2;
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ret = mbsrtoc32s (buf, &src, unlimited ? BUFSIZE : 1, &state);
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ASSERT (ret == (unlimited ? 3 : 1));
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ASSERT (src == (unlimited ? NULL : input + 3));
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ASSERT (c32tob (buf[0]) == (unsigned char) '\337');
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if (unlimited)
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{
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ASSERT (buf[1] == 'e');
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ASSERT (buf[2] == 'r');
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ASSERT (buf[3] == 0);
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ASSERT (buf[4] == (char32_t) 0xBADFACE);
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}
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else
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ASSERT (buf[1] == (char32_t) 0xBADFACE);
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ASSERT (mbsinit (&state));
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}
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break;
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case '3':
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/* Locale encoding is UTF-8. */
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{
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char input[] = "s\303\274\303\237\360\237\230\213!"; /* "süß😋!" */
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memset (&state, '\0', sizeof (mbstate_t));
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (wc == 's');
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input + 1, 1, &state);
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ASSERT (ret == (size_t)(-2));
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ASSERT (wc == (char32_t) 0xBADFACE);
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ASSERT (!mbsinit (&state));
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input[1] = '\0';
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src = input + 2;
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temp_state = state;
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ret = mbsrtoc32s (NULL, &src, unlimited ? BUFSIZE : 2, &temp_state);
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ASSERT (ret == 4);
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ASSERT (src == input + 2);
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ASSERT (!mbsinit (&state));
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src = input + 2;
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ret = mbsrtoc32s (buf, &src, unlimited ? BUFSIZE : 2, &state);
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ASSERT (ret == (unlimited ? 4 : 2));
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ASSERT (src == (unlimited ? NULL : input + 5));
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ASSERT (c32tob (buf[0]) == EOF);
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ASSERT (c32tob (buf[1]) == EOF);
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if (unlimited)
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{
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ASSERT (buf[2] == 0x1F60B); /* expect Unicode encoding */
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ASSERT (buf[3] == '!');
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ASSERT (buf[4] == 0);
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ASSERT (buf[5] == (char32_t) 0xBADFACE);
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}
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else
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ASSERT (buf[2] == (char32_t) 0xBADFACE);
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ASSERT (mbsinit (&state));
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}
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break;
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case '4':
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/* Locale encoding is EUC-JP. */
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{
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char input[] = "<\306\374\313\334\270\354>"; /* "<日本語>" */
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memset (&state, '\0', sizeof (mbstate_t));
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (wc == '<');
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input + 1, 2, &state);
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ASSERT (ret == 2);
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ASSERT (c32tob (wc) == EOF);
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ASSERT (mbsinit (&state));
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input[1] = '\0';
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input[2] = '\0';
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input + 3, 1, &state);
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ASSERT (ret == (size_t)(-2));
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ASSERT (wc == (char32_t) 0xBADFACE);
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ASSERT (!mbsinit (&state));
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input[3] = '\0';
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src = input + 4;
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temp_state = state;
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ret = mbsrtoc32s (NULL, &src, unlimited ? BUFSIZE : 2, &temp_state);
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ASSERT (ret == 3);
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ASSERT (src == input + 4);
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ASSERT (!mbsinit (&state));
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src = input + 4;
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ret = mbsrtoc32s (buf, &src, unlimited ? BUFSIZE : 2, &state);
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ASSERT (ret == (unlimited ? 3 : 2));
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ASSERT (src == (unlimited ? NULL : input + 7));
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ASSERT (c32tob (buf[0]) == EOF);
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ASSERT (c32tob (buf[1]) == EOF);
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if (unlimited)
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{
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ASSERT (buf[2] == '>');
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ASSERT (buf[3] == 0);
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ASSERT (buf[4] == (char32_t) 0xBADFACE);
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}
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else
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ASSERT (buf[2] == (char32_t) 0xBADFACE);
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ASSERT (mbsinit (&state));
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}
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break;
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case '5':
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/* Locale encoding is GB18030. */
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#if (defined __GLIBC__ && __GLIBC__ == 2 && __GLIBC_MINOR__ >= 13 && __GLIBC_MINOR__ <= 15) || (GL_CHAR32_T_IS_UNICODE && (defined __FreeBSD__ || defined __NetBSD__ || defined __sun))
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if (test_exit_status != EXIT_SUCCESS)
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return test_exit_status;
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fputs ("Skipping test: The GB18030 converter in this system's iconv is broken.\n", stderr);
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return 77;
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#endif
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{
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char input[] = "s\250\271\201\060\211\070\224\071\375\067!"; /* "süß😋!" */
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memset (&state, '\0', sizeof (mbstate_t));
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (wc == 's');
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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wc = (char32_t) 0xBADFACE;
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ret = mbrtoc32 (&wc, input + 1, 1, &state);
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ASSERT (ret == (size_t)(-2));
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ASSERT (wc == (char32_t) 0xBADFACE);
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ASSERT (!mbsinit (&state));
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input[1] = '\0';
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src = input + 2;
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temp_state = state;
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ret = mbsrtoc32s (NULL, &src, unlimited ? BUFSIZE : 2, &temp_state);
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ASSERT (ret == 4);
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ASSERT (src == input + 2);
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ASSERT (!mbsinit (&state));
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src = input + 2;
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ret = mbsrtoc32s (buf, &src, unlimited ? BUFSIZE : 2, &state);
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ASSERT (ret == (unlimited ? 4 : 2));
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ASSERT (src == (unlimited ? NULL : input + 7));
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ASSERT (c32tob (buf[0]) == EOF);
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ASSERT (c32tob (buf[1]) == EOF);
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if (unlimited)
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{
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ASSERT (c32tob (buf[2]) == EOF);
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ASSERT (buf[3] == '!');
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ASSERT (buf[4] == 0);
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ASSERT (buf[5] == (char32_t) 0xBADFACE);
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}
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else
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ASSERT (buf[2] == (char32_t) 0xBADFACE);
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ASSERT (mbsinit (&state));
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}
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break;
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default:
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return 1;
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}
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}
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return test_exit_status;
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}
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return 1;
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}
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