Merge branch 'feature/upstream' into develop

1 files changed, 349 insertions, 0 deletions

diff --git a/tests/test-c32rtomb-w32.c b/tests/test-c32rtomb-w32.c
new file mode 100644
index 00000000..3e089d11
--- /dev/null
+++ b/tests/test-c32rtomb-w32.c
@@ -0,0 +1,349 @@
+/* Test of conversion of wide character to multibyte character.
+   Copyright (C) 2008-2024 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