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88 lines
2.7 KiB
C
88 lines
2.7 KiB
C
/* Verify that using C.UTF-8 works.
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Copyright (C) 2021-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <iconv.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <support/support.h>
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#include <support/check.h>
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/* This test does two things:
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(1) Verify that we have likely included translit_combining in C.UTF-8.
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(2) Verify default_missing is '?' as expected. */
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/* ISO-8859-1 encoding of "für". */
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char iso88591_in[] = { 0x66, 0xfc, 0x72, 0x0 };
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/* ASCII transliteration is "fur" with C.UTF-8 translit_combining. */
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char ascii_exp[] = { 0x66, 0x75, 0x72, 0x0 };
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/* First 3-byte UTF-8 code point. */
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char utf8_in[] = { 0xe0, 0xa0, 0x80, 0x0 };
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/* There is no ASCII transliteration for SAMARITAN LETTER ALAF
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so we get default_missing used which is '?'. */
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char default_missing_exp[] = { 0x3f, 0x0 };
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static int
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do_test (void)
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{
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char ascii_out[5];
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iconv_t cd;
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char *inbuf;
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char *outbuf;
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size_t inbytes;
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size_t outbytes;
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size_t n;
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/* The C.UTF-8 locale should include translit_combining, which provides
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the transliteration for "LATIN SMALL LETTER U WITH DIAERESIS" which
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is not provided by locale/C-translit.h.in. */
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xsetlocale (LC_ALL, "C.UTF-8");
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/* From ISO-8859-1 to ASCII. */
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cd = iconv_open ("ASCII//TRANSLIT,IGNORE", "ISO-8859-1");
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TEST_VERIFY (cd != (iconv_t) -1);
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inbuf = iso88591_in;
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inbytes = 3;
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outbuf = ascii_out;
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outbytes = 3;
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n = iconv (cd, &inbuf, &inbytes, &outbuf, &outbytes);
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TEST_VERIFY (n != -1);
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*outbuf = '\0';
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TEST_COMPARE_BLOB (ascii_out, 3, ascii_exp, 3);
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TEST_VERIFY (iconv_close (cd) == 0);
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/* From UTF-8 to ASCII. */
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cd = iconv_open ("ASCII//TRANSLIT,IGNORE", "UTF-8");
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TEST_VERIFY (cd != (iconv_t) -1);
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inbuf = utf8_in;
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inbytes = 3;
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outbuf = ascii_out;
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outbytes = 3;
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n = iconv (cd, &inbuf, &inbytes, &outbuf, &outbytes);
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TEST_VERIFY (n != -1);
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*outbuf = '\0';
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TEST_COMPARE_BLOB (ascii_out, 1, default_missing_exp, 1);
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TEST_VERIFY (iconv_close (cd) == 0);
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return 0;
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}
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#include <support/test-driver.c>
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