kc3-lang/gnulib/tests/test-iconv-utf.c
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Hash : 7b089321
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Date : 2025-01-01T09:24:36
maint: run 'make update-copyright'
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tests/test-iconv-utf.c
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/* Test of character set conversion. Copyright (C) 2007-2025 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>, 2007. */ #include <config.h> #if HAVE_ICONV # include <iconv.h> #endif #include <errno.h> #include <string.h> #include "macros.h" /* If compiling on an EBCDIC system, keep the test strings in ASCII. */ #if defined __IBMC__ && 'A' != 0x41 # pragma convert("ISO8859-1") # define CONVERT_ENABLED #endif /* The text is "Japanese (日本語) [\U0001D50D\U0001D51E\U0001D52D]". */ const char test_utf8_string[] = "Japanese (\346\227\245\346\234\254\350\252\236) [\360\235\224\215\360\235\224\236\360\235\224\255]"; const char test_utf16be_string[] = "\000J\000a\000p\000a\000n\000e\000s\000e\000 \000(\145\345\147\054\212\236\000)\000 \000[\330\065\335\015\330\065\335\036\330\065\335\055\000]"; const char test_utf16le_string[] = "J\000a\000p\000a\000n\000e\000s\000e\000 \000(\000\345\145\054\147\236\212)\000 \000[\000\065\330\015\335\065\330\036\335\065\330\055\335]\000"; const char test_utf32be_string[] = "\000\000\000J\000\000\000a\000\000\000p\000\000\000a\000\000\000n\000\000\000e\000\000\000s\000\000\000e\000\000\000 \000\000\000(\000\000\145\345\000\000\147\054\000\000\212\236\000\000\000)\000\000\000 \000\000\000[\000\001\325\015\000\001\325\036\000\001\325\055\000\000\000]"; const char test_utf32le_string[] = "J\000\000\000a\000\000\000p\000\000\000a\000\000\000n\000\000\000e\000\000\000s\000\000\000e\000\000\000 \000\000\000(\000\000\000\345\145\000\000\054\147\000\000\236\212\000\000)\000\000\000 \000\000\000[\000\000\000\015\325\001\000\036\325\001\000\055\325\001\000]\000\000\000"; #ifdef CONVERT_ENABLED # pragma convert(pop) #endif int main () { #if HAVE_ICONV /* Assume that iconv() supports at least the encoding UTF-8. */ /* Test conversion from UTF-8 to UTF-16BE with no errors. */ { #define input test_utf8_string #define expected test_utf16be_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-16BE", "UTF-8"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } /* Test conversion from UTF-8 to UTF-16LE with no errors. */ { #define input test_utf8_string #define expected test_utf16le_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-16LE", "UTF-8"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } /* Test conversion from UTF-8 to UTF-32BE with no errors. */ { #define input test_utf8_string #define expected test_utf32be_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-32BE", "UTF-8"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } /* Test conversion from UTF-8 to UTF-32LE with no errors. */ { #define input test_utf8_string #define expected test_utf32le_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-32LE", "UTF-8"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } /* Test conversion from UTF-16BE to UTF-8 with no errors. */ { #define input test_utf16be_string #define expected test_utf8_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-8", "UTF-16BE"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } /* Test conversion from UTF-16LE to UTF-8 with no errors. */ { #define input test_utf16le_string #define expected test_utf8_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-8", "UTF-16LE"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } /* Test conversion from UTF-32BE to UTF-8 with no errors. */ { #define input test_utf32be_string #define expected test_utf8_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-8", "UTF-32BE"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } /* Test conversion from UTF-32LE to UTF-8 with no errors. */ { #define input test_utf32le_string #define expected test_utf8_string iconv_t cd; char buf[100]; const char *inptr; size_t inbytesleft; char *outptr; size_t outbytesleft; size_t res; cd = iconv_open ("UTF-8", "UTF-32LE"); ASSERT (cd != (iconv_t)(-1)); inptr = input; inbytesleft = sizeof (input) - 1; outptr = buf; outbytesleft = sizeof (buf); res = iconv (cd, (ICONV_CONST char **) &inptr, &inbytesleft, &outptr, &outbytesleft); ASSERT (res == 0 && inbytesleft == 0); ASSERT (outptr == buf + (sizeof (expected) - 1)); ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0); ASSERT (iconv_close (cd) == 0); #undef input #undef expected } #endif return test_exit_status; }