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-rw-r--r--gnulib-tests/test-c32rtomb-w32.c349
1 files changed, 349 insertions, 0 deletions
diff --git a/gnulib-tests/test-c32rtomb-w32.c b/gnulib-tests/test-c32rtomb-w32.c
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+++ b/gnulib-tests/test-c32rtomb-w32.c
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+/* Test of conversion of wide character to multibyte character.
+ Copyright (C) 2008-2023 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/>. */
+
+#include <config.h>
+
+#include <uchar.h>
+
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "localcharset.h"
+#include "macros.h"
+
+#if defined _WIN32 && !defined __CYGWIN__
+
+static int
+test_one_locale (const char *name, int codepage)
+{
+ char buf[64];
+ size_t ret;
+
+# if 1
+ /* Portable code to set the locale. */
+ {
+ char name_with_codepage[1024];
+
+ sprintf (name_with_codepage, "%s.%d", name, codepage);
+
+ /* Set the locale. */
+ if (setlocale (LC_ALL, name_with_codepage) == NULL)
+ return 77;
+ }
+# else
+ /* Hacky way to set a locale.codepage combination that setlocale() refuses
+ to set. */
+ {
+ /* Codepage of the current locale, set with setlocale().
+ Not necessarily the same as GetACP(). */
+ extern __declspec(dllimport) unsigned int __lc_codepage;
+
+ /* Set the locale. */
+ if (setlocale (LC_ALL, name) == NULL)
+ return 77;
+
+ /* Clobber the codepage and MB_CUR_MAX, both set by setlocale(). */
+ __lc_codepage = codepage;
+ switch (codepage)
+ {
+ case 1252:
+ case 1256:
+ MB_CUR_MAX = 1;
+ break;
+ case 932:
+ case 950:
+ case 936:
+ MB_CUR_MAX = 2;
+ break;
+ case 54936:
+ case 65001:
+ MB_CUR_MAX = 4;
+ break;
+ }
+
+ /* Test whether the codepage is really available. */
+ {
+ mbstate_t state;
+ wchar_t wc;
+
+ memset (&state, '\0', sizeof (mbstate_t));
+ if (mbrtowc (&wc, " ", 1, &state) == (size_t)(-1))
+ return 77;
+ }
+ }
+# endif
+
+ /* Test NUL character. */
+ {
+ buf[0] = 'x';
+ ret = c32rtomb (buf, 0, NULL);
+ ASSERT (ret == 1);
+ ASSERT (buf[0] == '\0');
+ }
+
+ /* Test single bytes. */
+ {
+ int c;
+
+ for (c = 0; c < 0x100; c++)
+ switch (c)
+ {
+ case '\t': case '\v': case '\f':
+ case ' ': case '!': case '"': case '#': case '%':
+ case '&': case '\'': case '(': case ')': case '*':
+ case '+': case ',': case '-': case '.': case '/':
+ case '0': case '1': case '2': case '3': case '4':
+ case '5': case '6': case '7': case '8': case '9':
+ case ':': case ';': case '<': case '=': case '>':
+ case '?':
+ case 'A': case 'B': case 'C': case 'D': case 'E':
+ case 'F': case 'G': case 'H': case 'I': case 'J':
+ case 'K': case 'L': case 'M': case 'N': case 'O':
+ case 'P': case 'Q': case 'R': case 'S': case 'T':
+ case 'U': case 'V': case 'W': case 'X': case 'Y':
+ case 'Z':
+ case '[': case '\\': case ']': case '^': case '_':
+ case 'a': case 'b': case 'c': case 'd': case 'e':
+ case 'f': case 'g': case 'h': case 'i': case 'j':
+ case 'k': case 'l': case 'm': case 'n': case 'o':
+ case 'p': case 'q': case 'r': case 's': case 't':
+ case 'u': case 'v': case 'w': case 'x': case 'y':
+ case 'z': case '{': case '|': case '}': case '~':
+ /* c is in the ISO C "basic character set". */
+ ret = c32rtomb (buf, btoc32 (c), NULL);
+ ASSERT (ret == 1);
+ ASSERT (buf[0] == (char) c);
+ break;
+ }
+ }
+
+ /* Test special calling convention, passing a NULL pointer. */
+ {
+ ret = c32rtomb (NULL, '\0', NULL);
+ ASSERT (ret == 1);
+ ret = c32rtomb (NULL, btoc32 ('x'), NULL);
+ ASSERT (ret == 1);
+ }
+
+ switch (codepage)
+ {
+ case 1252:
+ /* Locale encoding is CP1252, an extension of ISO-8859-1. */
+ {
+ /* Convert "B\374\337er": "Büßer" */
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x00FC, NULL);
+ ASSERT (ret == 1);
+ ASSERT (memcmp (buf, "\374", 1) == 0);
+ ASSERT (buf[1] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x00DF, NULL);
+ ASSERT (ret == 1);
+ ASSERT (memcmp (buf, "\337", 1) == 0);
+ ASSERT (buf[1] == 'x');
+ }
+ return 0;
+
+ case 1256:
+ /* Locale encoding is CP1256, not the same as ISO-8859-6. */
+ {
+ /* Convert "x\302\341\346y": "xآلوy" */
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x0622, NULL);
+ ASSERT (ret == 1);
+ ASSERT (memcmp (buf, "\302", 1) == 0);
+ ASSERT (buf[1] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x0644, NULL);
+ ASSERT (ret == 1);
+ ASSERT (memcmp (buf, "\341", 1) == 0);
+ ASSERT (buf[1] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x0648, NULL);
+ ASSERT (ret == 1);
+ ASSERT (memcmp (buf, "\346", 1) == 0);
+ ASSERT (buf[1] == 'x');
+ }
+ return 0;
+
+ case 65001:
+ /* Locale encoding is CP65001 = UTF-8. */
+ if (strcmp (locale_charset (), "UTF-8") != 0)
+ return 77;
+ {
+ /* Convert "s\303\274\303\237\360\237\230\213!"; "süß😋!" */
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x00FC, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\303\274", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x00DF, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\303\237", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x1F60B, NULL);
+ ASSERT (ret == 4);
+ ASSERT (memcmp (buf, "\360\237\230\213", 4) == 0);
+ ASSERT (buf[4] == 'x');
+ }
+ return 0;
+
+ case 932:
+ /* Locale encoding is CP932, similar to Shift_JIS. */
+ {
+ /* Convert "<\223\372\226\173\214\352>": "<日本語>" */
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x65E5, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\223\372", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x672C, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\226\173", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x8A9E, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\214\352", 2) == 0);
+ ASSERT (buf[2] == 'x');
+ }
+ return 0;
+
+ case 950:
+ /* Locale encoding is CP950, similar to Big5. */
+ {
+ /* Convert "<\244\351\245\273\273\171>": "<日本語>" */
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x65E5, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\244\351", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x672C, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\245\273", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x8A9E, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\273\171", 2) == 0);
+ ASSERT (buf[2] == 'x');
+ }
+ return 0;
+
+ case 936:
+ /* Locale encoding is CP936 = GBK, an extension of GB2312. */
+ {
+ /* Convert "<\310\325\261\276\325\132>": "<日本語>" */
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x65E5, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\310\325", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x672C, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\261\276", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x8A9E, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\325\132", 2) == 0);
+ ASSERT (buf[2] == 'x');
+ }
+ return 0;
+
+ case 54936:
+ /* Locale encoding is CP54936 = GB18030. */
+ if (strcmp (locale_charset (), "GB18030") != 0)
+ return 77;
+ {
+ /* Convert "s\250\271\201\060\211\070\224\071\375\067!"; "süß😋!" */
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x00FC, NULL);
+ ASSERT (ret == 2);
+ ASSERT (memcmp (buf, "\250\271", 2) == 0);
+ ASSERT (buf[2] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x00DF, NULL);
+ ASSERT (ret == 4);
+ ASSERT (memcmp (buf, "\201\060\211\070", 4) == 0);
+ ASSERT (buf[4] == 'x');
+
+ memset (buf, 'x', 8);
+ ret = c32rtomb (buf, 0x1F60B, NULL);
+ ASSERT (ret == 4);
+ ASSERT (memcmp (buf, "\224\071\375\067", 4) == 0);
+ ASSERT (buf[4] == 'x');
+ }
+ return 0;
+
+ default:
+ return 1;
+ }
+}
+
+int
+main (int argc, char *argv[])
+{
+ int codepage = atoi (argv[argc - 1]);
+ int result;
+ int i;
+
+ result = 77;
+ for (i = 1; i < argc - 1; i++)
+ {
+ int ret = test_one_locale (argv[i], codepage);
+
+ if (ret != 77)
+ result = ret;
+ }
+
+ if (result == 77)
+ {
+ fprintf (stderr, "Skipping test: found no locale with codepage %d\n",
+ codepage);
+ }
+ return result;
+}
+
+#else
+
+int
+main (int argc, char *argv[])
+{
+ fputs ("Skipping test: not a native Windows system\n", stderr);
+ return 77;
+}
+
+#endif
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