X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-wcrtomb.c;h=a50817ffad5055c495bce15ffec67f3e1378de33;hb=6531b40e89ecb9a18480e87633f61b16286abe7e;hp=3ac33e0f4b557130b13a8980a3bcf0b83e778013;hpb=89ae4589dd58d12e7cbcf0e92c1d828c1e430f97;p=gnulib.git

diff --git a/tests/test-wcrtomb.c b/tests/test-wcrtomb.c
index 3ac33e0f4..a50817ffa 100644
--- a/tests/test-wcrtomb.c
+++ b/tests/test-wcrtomb.c
@@ -1,5 +1,5 @@
 /* Test of conversion of wide character to multibyte character.
-   Copyright (C) 2008, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2008-2011 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
@@ -24,21 +24,10 @@
 SIGNATURE_CHECK (wcrtomb, size_t, (char *, wchar_t, mbstate_t *));
 
 #include <locale.h>
-#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
-#define ASSERT(expr) \
-  do                                                                         \
-    {                                                                        \
-      if (!(expr))                                                           \
-        {                                                                    \
-          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
-          fflush (stderr);                                                   \
-          abort ();                                                          \
-        }                                                                    \
-    }                                                                        \
-  while (0)
+#include "macros.h"
 
 /* Check the multibyte character s[0..n-1].  */
 static void
@@ -116,6 +105,14 @@ main (int argc, char *argv[])
         }
   }
 
+  /* Test special calling convention, passing a NULL pointer.  */
+  {
+    ret = wcrtomb (NULL, '\0', NULL);
+    ASSERT (ret == 1);
+    ret = wcrtomb (NULL, btowc ('x'), NULL);
+    ASSERT (ret == 1);
+  }
+
   if (argc > 1)
     switch (argv[1][0])
       {