297 lines
8.6 KiB
C
297 lines
8.6 KiB
C
/* Test of conversion of multibyte character to wide character.
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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>, 2023. */
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#include <config.h>
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#include <wchar.h>
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#include "signature.h"
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SIGNATURE_CHECK (mbrlen, size_t, (char const *, size_t, mbstate_t *));
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#include <locale.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.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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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 zero-length input. */
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{
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memset (&state, '\0', sizeof (mbstate_t));
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ret = mbrlen ("x", 0, &state);
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ASSERT (ret == (size_t)(-2));
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ASSERT (mbsinit (&state));
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}
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/* Test NUL byte input. */
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{
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memset (&state, '\0', sizeof (mbstate_t));
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ret = mbrlen ("", 1, &state);
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ASSERT (ret == 0);
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ASSERT (mbsinit (&state));
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}
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/* Test single-byte input. */
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{
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int c;
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char buf[1];
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memset (&state, '\0', sizeof (mbstate_t));
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for (c = 0; c < 0x100; c++)
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switch (c)
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{
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case '\t': case '\v': case '\f':
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case ' ': case '!': case '"': case '#': case '%':
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case '&': case '\'': case '(': case ')': case '*':
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case '+': case ',': case '-': case '.': case '/':
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case '0': case '1': case '2': case '3': case '4':
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case '5': case '6': case '7': case '8': case '9':
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case ':': case ';': case '<': case '=': case '>':
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case '?':
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case 'A': case 'B': case 'C': case 'D': case 'E':
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case 'F': case 'G': case 'H': case 'I': case 'J':
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case 'K': case 'L': case 'M': case 'N': case 'O':
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case 'P': case 'Q': case 'R': case 'S': case 'T':
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case 'U': case 'V': case 'W': case 'X': case 'Y':
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case 'Z':
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case '[': case '\\': case ']': case '^': case '_':
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case 'a': case 'b': case 'c': case 'd': case 'e':
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case 'f': case 'g': case 'h': case 'i': case 'j':
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case 'k': case 'l': case 'm': case 'n': case 'o':
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case 'p': case 'q': case 'r': case 's': case 't':
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case 'u': case 'v': case 'w': case 'x': case 'y':
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case 'z': case '{': case '|': case '}': case '~':
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/* c is in the ISO C "basic character set". */
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ASSERT (c < 0x80);
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/* c is an ASCII character. */
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buf[0] = c;
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ret = mbrlen (buf, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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break;
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default:
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break;
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}
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}
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/* Test special calling convention, passing a NULL pointer. */
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{
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memset (&state, '\0', sizeof (mbstate_t));
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ret = mbrlen (NULL, 5, &state);
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ASSERT (ret == 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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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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int c;
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char buf[1];
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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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buf[0] = c;
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ret = mbrlen (buf, 1, &state);
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/* POSIX:2018 says: "In the POSIX locale an [EILSEQ] error
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cannot occur since all byte values are valid characters." */
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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}
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}
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return test_exit_status;
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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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ret = mbrlen (input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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ret = mbrlen (input + 1, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[1] = '\0';
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ret = mbrlen (input + 2, 3, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[2] = '\0';
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ret = mbrlen (input + 3, 2, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[3] = '\0';
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ret = mbrlen (input + 4, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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}
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return test_exit_status;
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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[] = "B\303\274\303\237er"; /* "Büßer" */
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memset (&state, '\0', sizeof (mbstate_t));
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ret = mbrlen (input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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ret = mbrlen (input + 1, 1, &state);
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ASSERT (ret == (size_t)(-2));
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ASSERT (!mbsinit (&state));
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input[1] = '\0';
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ret = mbrlen (input + 2, 5, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[2] = '\0';
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ret = mbrlen (input + 3, 4, &state);
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ASSERT (ret == 2);
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ASSERT (mbsinit (&state));
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input[3] = '\0';
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input[4] = '\0';
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ret = mbrlen (input + 5, 2, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[5] = '\0';
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ret = mbrlen (input + 6, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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}
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return test_exit_status;
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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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ret = mbrlen (input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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ret = mbrlen (input + 1, 2, &state);
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ASSERT (ret == 2);
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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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ret = mbrlen (input + 3, 1, &state);
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ASSERT (ret == (size_t)(-2));
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ASSERT (!mbsinit (&state));
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input[3] = '\0';
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ret = mbrlen (input + 4, 4, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[4] = '\0';
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ret = mbrlen (input + 5, 3, &state);
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ASSERT (ret == 2);
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ASSERT (mbsinit (&state));
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input[5] = '\0';
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input[6] = '\0';
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ret = mbrlen (input + 7, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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}
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return test_exit_status;
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case '5':
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/* Locale encoding is GB18030. */
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{
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char input[] = "B\250\271\201\060\211\070er"; /* "Büßer" */
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memset (&state, '\0', sizeof (mbstate_t));
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ret = mbrlen (input, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[0] = '\0';
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ret = mbrlen (input + 1, 1, &state);
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ASSERT (ret == (size_t)(-2));
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ASSERT (!mbsinit (&state));
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input[1] = '\0';
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ret = mbrlen (input + 2, 7, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[2] = '\0';
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ret = mbrlen (input + 3, 6, &state);
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ASSERT (ret == 4);
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ASSERT (mbsinit (&state));
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input[3] = '\0';
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input[4] = '\0';
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input[5] = '\0';
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input[6] = '\0';
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ret = mbrlen (input + 7, 2, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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input[7] = '\0';
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ret = mbrlen (input + 8, 1, &state);
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ASSERT (ret == 1);
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ASSERT (mbsinit (&state));
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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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