tests/string-test.c - third_party/glib - Git at Google

 /* GLIB - Library of useful routines for C programming
  * Copyright (C) 1995-1997  Peter Mattis, Spencer Kimball and Josh MacDonald
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library 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
  * Lesser General Public License for more details.
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the
  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  * Boston, MA 02111-1307, USA.
  */

 /*
  * Modified by the GLib Team and others 1997-2000.  See the AUTHORS
  * file for a list of people on the GLib Team.  See the ChangeLog
  * files for a list of changes.  These files are distributed with
  * GLib at ftp://ftp.gtk.org/pub/gtk/.
  */

 #undef G_DISABLE_ASSERT
 #undef G_LOG_DOMAIN

 #include <stdio.h>
 #include <string.h>
 #include "glib.h"
 #include "glib/gprintf.h"

 int array[10000];
 gboolean failed = FALSE;

 #define	TEST(m,cond)	G_STMT_START { failed = !(cond); \
 if (failed) \
   { if (!m) \
       g_print ("\n(%s:%d) failed for: %s\n", __FILE__, __LINE__, ( # cond )); \
     else \
       g_print ("\n(%s:%d) failed for: %s: (%s)\n", __FILE__, __LINE__, ( # cond ), (gchar*)m); \
   } \
 else \
   g_print ("."); fflush (stdout); \
 } G_STMT_END

 #define	C2P(c)		((gpointer) ((long) (c)))
 #define	P2C(p)		((gchar) ((long) (p)))

 #define GLIB_TEST_STRING "el dorado "
 #define GLIB_TEST_STRING_5 "el do"

 typedef struct {
 	guint age;
 	gchar name[40];
 } GlibTestInfo;

 int
 main (int   argc,
       char *argv[])
 {
   GStringChunk *string_chunk;

   gchar *tmp_string = NULL, *tmp_string_2;
   gint i;
   GString *string1, *string2;

   string_chunk = g_string_chunk_new (1024);

   for (i = 0; i < 100000; i ++)
     {
       tmp_string = g_string_chunk_insert (string_chunk, "hi pete");

       if (strcmp ("hi pete", tmp_string) != 0)
 	g_error ("string chunks are broken.\n");
     }

   tmp_string_2 = g_string_chunk_insert_const (string_chunk, tmp_string);

   g_assert (tmp_string_2 != tmp_string &&
 	    strcmp(tmp_string_2, tmp_string) == 0);

   tmp_string = g_string_chunk_insert_const (string_chunk, tmp_string);

   g_assert (tmp_string_2 == tmp_string);

   g_string_chunk_free (string_chunk);

   string1 = g_string_new ("hi pete!");
   string2 = g_string_new (NULL);

   g_assert (string1 != NULL);
   g_assert (string2 != NULL);
   g_assert (strlen (string1->str) == string1->len);
   g_assert (strlen (string2->str) == string2->len);
   g_assert (string2->len == 0);
   g_assert (strcmp ("hi pete!", string1->str) == 0);
   g_assert (strcmp ("", string2->str) == 0);

   for (i = 0; i < 10000; i++)
     g_string_append_c (string1, 'a'+(i%26));

   g_assert((strlen("hi pete!") + 10000) == string1->len);
   g_assert((strlen("hi pete!") + 10000) == strlen(string1->str));

 #ifndef G_OS_WIN32
   /* MSVC and mingw32 use the same run-time C library, which doesn't like
      the %10000.10000f format... */
   g_string_printf (string2, "%s|%0100d|%s|%s|%0*d|%*.*f|%10000.10000f",
 		   "this pete guy sure is a wuss, like he's the number ",
 		   1,
 		   " wuss.  everyone agrees.\n",
 		   string1->str,
 		   10, 666, 15, 15, 666.666666666, 666.666666666);
 #else
   g_string_printf (string2, "%s|%0100d|%s|%s|%0*d|%*.*f|%100.100f",
 		   "this pete guy sure is a wuss, like he's the number ",
 		   1,
 		   " wuss.  everyone agrees.\n",
 		   string1->str,
 		   10, 666, 15, 15, 666.666666666, 666.666666666);
 #endif

   g_string_free (string1, TRUE);
   g_string_free (string2, TRUE);

   /* append */
   string1 = g_string_new ("firsthalf");
   g_string_append (string1, "lasthalf");
   g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
   g_string_free (string1, TRUE);

   /* append_len */
   string1 = g_string_new ("firsthalf");
   g_string_append_len (string1, "lasthalfjunkjunk", strlen ("lasthalf"));
   g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
   g_string_free (string1, TRUE);

   /* prepend */
   string1 = g_string_new ("lasthalf");
   g_string_prepend (string1, "firsthalf");
   g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
   g_string_free (string1, TRUE);

   /* prepend_len */
   string1 = g_string_new ("lasthalf");
   g_string_prepend_len (string1, "firsthalfjunkjunk", strlen ("firsthalf"));
   g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
   g_string_free (string1, TRUE);

   /* insert */
   string1 = g_string_new ("firstlast");
   g_string_insert (string1, 5, "middle");
   g_assert (strcmp (string1->str, "firstmiddlelast") == 0);
   g_string_free (string1, TRUE);

   /* insert with pos == end of the string */
   string1 = g_string_new ("firstmiddle");
   g_string_insert (string1, strlen ("firstmiddle"), "last");
   g_assert (strcmp (string1->str, "firstmiddlelast") == 0);
   g_string_free (string1, TRUE);

   /* insert_len */
   string1 = g_string_new ("firstlast");
   g_string_insert_len (string1, 5, "middlejunkjunk", strlen ("middle"));
   g_assert (strcmp (string1->str, "firstmiddlelast") == 0);
   g_string_free (string1, TRUE);

   /* insert_len with magic -1 pos for append */
   string1 = g_string_new ("first");
   g_string_insert_len (string1, -1, "lastjunkjunk", strlen ("last"));
   g_assert (strcmp (string1->str, "firstlast") == 0);
   g_string_free (string1, TRUE);

   /* insert_len with magic -1 len for strlen-the-string */
   string1 = g_string_new ("first");
   g_string_insert_len (string1, 5, "last", -1);
   g_assert (strcmp (string1->str, "firstlast") == 0);
   g_string_free (string1, TRUE);

   /* insert_len with string overlap */
   string1 = g_string_new ("textbeforetextafter");
   g_string_insert_len (string1, 10, string1->str + 8, 5);
   g_assert (strcmp (string1->str, "textbeforeretextextafter") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("boring text");
   g_string_insert_len (string1, 7, string1->str + 2, 4);
   g_assert (strcmp (string1->str, "boring ringtext") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("boring text");
   g_string_insert_len (string1, 6, string1->str + 7, 4);
   g_assert (strcmp (string1->str, "boringtext text") == 0);
   g_string_free (string1, TRUE);

   /* assign_len with string overlap */
   string1 = g_string_new ("textbeforetextafter");
   g_string_assign (string1, string1->str + 10);
   g_assert (strcmp (string1->str, "textafter") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("boring text");
   g_string_assign (string1, string1->str);
   g_assert (strcmp (string1->str, "boring text") == 0);
   g_string_free (string1, TRUE);

   /* insert_unichar with insertion in middle */
   string1 = g_string_new ("firsthalf");
   g_string_insert_unichar (string1, 5, 0x0041);
   g_assert (strcmp (string1->str, "first\x41half") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("firsthalf");
   g_string_insert_unichar (string1, 5, 0x0298);
   g_assert (strcmp (string1->str, "first\xCA\x98half") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("firsthalf");
   g_string_insert_unichar (string1, 5, 0xFFFD);
   g_assert (strcmp (string1->str, "first\xEF\xBF\xBDhalf") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("firsthalf");
   g_string_insert_unichar (string1, 5, 0x1D100);
   g_assert (strcmp (string1->str, "first\xF0\x9D\x84\x80half") == 0);
   g_string_free (string1, TRUE);

   /* insert_unichar with insertion at end */
   string1 = g_string_new ("start");
   g_string_insert_unichar (string1, -1, 0x0041);
   g_assert (strcmp (string1->str, "start\x41") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("start");
   g_string_insert_unichar (string1, -1, 0x0298);
   g_assert (strcmp (string1->str, "start\xCA\x98") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("start");
   g_string_insert_unichar (string1, -1, 0xFFFD);
   g_assert (strcmp (string1->str, "start\xEF\xBF\xBD") == 0);
   g_string_free (string1, TRUE);

   string1 = g_string_new ("start");
   g_string_insert_unichar (string1, -1, 0x1D100);
   g_assert (strcmp (string1->str, "start\xF0\x9D\x84\x80") == 0);
   g_string_free (string1, TRUE);

   /* g_string_equal */
   string1 = g_string_new ("test");
   string2 = g_string_new ("te");
   g_assert (! g_string_equal(string1, string2));
   g_string_append (string2, "st");
   g_assert (g_string_equal(string1, string2));
   g_string_free (string1, TRUE);
   g_string_free (string2, TRUE);

   /* Check handling of embedded ASCII 0 (NUL) characters in GString. */
   string1 = g_string_new ("fiddle");
   string2 = g_string_new ("fiddle");
   g_assert (g_string_equal(string1, string2));
   g_string_append_c(string1, '\0');
   g_assert (! g_string_equal(string1, string2));
   g_string_append_c(string2, '\0');
   g_assert (g_string_equal(string1, string2));
   g_string_append_c(string1, 'x');
   g_string_append_c(string2, 'y');
   g_assert (! g_string_equal(string1, string2));
   g_assert (string1->len == 8);
   g_string_append(string1, "yzzy");
   g_assert (string1->len == 12);
   g_assert ( memcmp(string1->str, "fiddle\0xyzzy", 13) == 0);
   g_string_insert(string1, 1, "QED");
   g_assert ( memcmp(string1->str, "fQEDiddle\0xyzzy", 16) == 0);
   g_string_printf (string1, "fiddle%cxyzzy", '\0');
   g_assert (string1->len == 12);
   g_assert (memcmp (string1->str, "fiddle\0xyzzy", 13) == 0);

   g_string_free (string1, TRUE);
   g_string_free (string2, TRUE);

   g_assert (g_str_has_prefix("foobar", "gazonk") == FALSE);
   g_assert (g_str_has_prefix("xyzzy", "xyzzy") == TRUE);
   g_assert (g_str_has_prefix("xyzzy", "xy") == TRUE);
   g_assert (g_str_has_prefix("xyzzy", "") == TRUE);
   g_assert (g_str_has_prefix("xyz", "xyzzy") == FALSE);
   g_assert (g_str_has_prefix("", "xyzzy") == FALSE);
   g_assert (g_str_has_prefix("", "") == TRUE);

   g_assert (g_str_has_suffix("foobar", "gazonk") == FALSE);
   g_assert (g_str_has_suffix("xyzzy", "xyzzy") == TRUE);
   g_assert (g_str_has_suffix("xyzzy", "zy") == TRUE);
   g_assert (g_str_has_suffix("xyzzy", "") == TRUE);
   g_assert (g_str_has_suffix("zzy", "xyzzy") == FALSE);
   g_assert (g_str_has_suffix("", "xyzzy") == FALSE);
   g_assert (g_str_has_suffix("", "") == TRUE);

   tmp_string = (gchar *) g_malloc (10);
   g_snprintf (tmp_string, 10, "%2$s %1$s", "a", "b");
   g_assert (strcmp (tmp_string, "b a") == 0);
   g_free (tmp_string);

   return 0;
 }
	/* GLIB - Library of useful routines for C programming
	* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
	*
	* This library is free software; you can redistribute it and/or
	* modify it under the terms of the GNU Lesser General Public
	* License as published by the Free Software Foundation; either
	* version 2 of the License, or (at your option) any later version.
	*
	* This library 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
	* Lesser General Public License for more details.
	*
	* You should have received a copy of the GNU Lesser General Public
	* License along with this library; if not, write to the
	* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
	* Boston, MA 02111-1307, USA.
	*/

	/*
	* Modified by the GLib Team and others 1997-2000. See the AUTHORS
	* file for a list of people on the GLib Team. See the ChangeLog
	* files for a list of changes. These files are distributed with
	* GLib at ftp://ftp.gtk.org/pub/gtk/.
	*/

	#undef G_DISABLE_ASSERT
	#undef G_LOG_DOMAIN

	#include <stdio.h>
	#include <string.h>
	#include "glib.h"
	#include "glib/gprintf.h"

	int array[10000];
	gboolean failed = FALSE;

	#define TEST(m,cond) G_STMT_START { failed = !(cond); \
	if (failed) \
	{ if (!m) \
	g_print ("\n(%s:%d) failed for: %s\n", __FILE__, __LINE__, ( # cond )); \
	else \
	g_print ("\n(%s:%d) failed for: %s: (%s)\n", __FILE__, __LINE__, ( # cond ), (gchar*)m); \
	} \
	else \
	g_print ("."); fflush (stdout); \
	} G_STMT_END

	#define C2P(c) ((gpointer) ((long) (c)))
	#define P2C(p) ((gchar) ((long) (p)))

	#define GLIB_TEST_STRING "el dorado "
	#define GLIB_TEST_STRING_5 "el do"

	typedef struct {
	guint age;
	gchar name[40];
	} GlibTestInfo;

	int
	main (int argc,
	char *argv[])
	{
	GStringChunk *string_chunk;

	gchar tmp_string = NULL, tmp_string_2;
	gint i;
	GString string1, string2;

	string_chunk = g_string_chunk_new (1024);

	for (i = 0; i < 100000; i ++)
	{
	tmp_string = g_string_chunk_insert (string_chunk, "hi pete");

	if (strcmp ("hi pete", tmp_string) != 0)
	g_error ("string chunks are broken.\n");
	}

	tmp_string_2 = g_string_chunk_insert_const (string_chunk, tmp_string);

	g_assert (tmp_string_2 != tmp_string &&
	strcmp(tmp_string_2, tmp_string) == 0);

	tmp_string = g_string_chunk_insert_const (string_chunk, tmp_string);

	g_assert (tmp_string_2 == tmp_string);

	g_string_chunk_free (string_chunk);

	string1 = g_string_new ("hi pete!");
	string2 = g_string_new (NULL);

	g_assert (string1 != NULL);
	g_assert (string2 != NULL);
	g_assert (strlen (string1->str) == string1->len);
	g_assert (strlen (string2->str) == string2->len);
	g_assert (string2->len == 0);
	g_assert (strcmp ("hi pete!", string1->str) == 0);
	g_assert (strcmp ("", string2->str) == 0);

	for (i = 0; i < 10000; i++)
	g_string_append_c (string1, 'a'+(i%26));

	g_assert((strlen("hi pete!") + 10000) == string1->len);
	g_assert((strlen("hi pete!") + 10000) == strlen(string1->str));

	#ifndef G_OS_WIN32
	/* MSVC and mingw32 use the same run-time C library, which doesn't like
	the %10000.10000f format... */
	g_string_printf (string2, "%s\|%0100d\|%s\|%s\|%0d\|%.*f\|%10000.10000f",
	"this pete guy sure is a wuss, like he's the number ",
	1,
	" wuss. everyone agrees.\n",
	string1->str,
	10, 666, 15, 15, 666.666666666, 666.666666666);
	#else
	g_string_printf (string2, "%s\|%0100d\|%s\|%s\|%0d\|%.*f\|%100.100f",
	"this pete guy sure is a wuss, like he's the number ",
	1,
	" wuss. everyone agrees.\n",
	string1->str,
	10, 666, 15, 15, 666.666666666, 666.666666666);
	#endif

	g_string_free (string1, TRUE);
	g_string_free (string2, TRUE);

	/* append */
	string1 = g_string_new ("firsthalf");
	g_string_append (string1, "lasthalf");
	g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
	g_string_free (string1, TRUE);

	/* append_len */
	string1 = g_string_new ("firsthalf");
	g_string_append_len (string1, "lasthalfjunkjunk", strlen ("lasthalf"));
	g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
	g_string_free (string1, TRUE);

	/* prepend */
	string1 = g_string_new ("lasthalf");
	g_string_prepend (string1, "firsthalf");
	g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
	g_string_free (string1, TRUE);

	/* prepend_len */
	string1 = g_string_new ("lasthalf");
	g_string_prepend_len (string1, "firsthalfjunkjunk", strlen ("firsthalf"));
	g_assert (strcmp (string1->str, "firsthalflasthalf") == 0);
	g_string_free (string1, TRUE);

	/* insert */
	string1 = g_string_new ("firstlast");
	g_string_insert (string1, 5, "middle");
	g_assert (strcmp (string1->str, "firstmiddlelast") == 0);
	g_string_free (string1, TRUE);

	/* insert with pos == end of the string */
	string1 = g_string_new ("firstmiddle");
	g_string_insert (string1, strlen ("firstmiddle"), "last");
	g_assert (strcmp (string1->str, "firstmiddlelast") == 0);
	g_string_free (string1, TRUE);

	/* insert_len */
	string1 = g_string_new ("firstlast");
	g_string_insert_len (string1, 5, "middlejunkjunk", strlen ("middle"));
	g_assert (strcmp (string1->str, "firstmiddlelast") == 0);
	g_string_free (string1, TRUE);

	/* insert_len with magic -1 pos for append */
	string1 = g_string_new ("first");
	g_string_insert_len (string1, -1, "lastjunkjunk", strlen ("last"));
	g_assert (strcmp (string1->str, "firstlast") == 0);
	g_string_free (string1, TRUE);

	/* insert_len with magic -1 len for strlen-the-string */
	string1 = g_string_new ("first");
	g_string_insert_len (string1, 5, "last", -1);
	g_assert (strcmp (string1->str, "firstlast") == 0);
	g_string_free (string1, TRUE);

	/* insert_len with string overlap */
	string1 = g_string_new ("textbeforetextafter");
	g_string_insert_len (string1, 10, string1->str + 8, 5);
	g_assert (strcmp (string1->str, "textbeforeretextextafter") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("boring text");
	g_string_insert_len (string1, 7, string1->str + 2, 4);
	g_assert (strcmp (string1->str, "boring ringtext") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("boring text");
	g_string_insert_len (string1, 6, string1->str + 7, 4);
	g_assert (strcmp (string1->str, "boringtext text") == 0);
	g_string_free (string1, TRUE);

	/* assign_len with string overlap */
	string1 = g_string_new ("textbeforetextafter");
	g_string_assign (string1, string1->str + 10);
	g_assert (strcmp (string1->str, "textafter") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("boring text");
	g_string_assign (string1, string1->str);
	g_assert (strcmp (string1->str, "boring text") == 0);
	g_string_free (string1, TRUE);

	/* insert_unichar with insertion in middle */
	string1 = g_string_new ("firsthalf");
	g_string_insert_unichar (string1, 5, 0x0041);
	g_assert (strcmp (string1->str, "first\x41half") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("firsthalf");
	g_string_insert_unichar (string1, 5, 0x0298);
	g_assert (strcmp (string1->str, "first\xCA\x98half") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("firsthalf");
	g_string_insert_unichar (string1, 5, 0xFFFD);
	g_assert (strcmp (string1->str, "first\xEF\xBF\xBDhalf") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("firsthalf");
	g_string_insert_unichar (string1, 5, 0x1D100);
	g_assert (strcmp (string1->str, "first\xF0\x9D\x84\x80half") == 0);
	g_string_free (string1, TRUE);

	/* insert_unichar with insertion at end */
	string1 = g_string_new ("start");
	g_string_insert_unichar (string1, -1, 0x0041);
	g_assert (strcmp (string1->str, "start\x41") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("start");
	g_string_insert_unichar (string1, -1, 0x0298);
	g_assert (strcmp (string1->str, "start\xCA\x98") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("start");
	g_string_insert_unichar (string1, -1, 0xFFFD);
	g_assert (strcmp (string1->str, "start\xEF\xBF\xBD") == 0);
	g_string_free (string1, TRUE);

	string1 = g_string_new ("start");
	g_string_insert_unichar (string1, -1, 0x1D100);
	g_assert (strcmp (string1->str, "start\xF0\x9D\x84\x80") == 0);
	g_string_free (string1, TRUE);

	/* g_string_equal */
	string1 = g_string_new ("test");
	string2 = g_string_new ("te");
	g_assert (! g_string_equal(string1, string2));
	g_string_append (string2, "st");
	g_assert (g_string_equal(string1, string2));
	g_string_free (string1, TRUE);
	g_string_free (string2, TRUE);

	/* Check handling of embedded ASCII 0 (NUL) characters in GString. */
	string1 = g_string_new ("fiddle");
	string2 = g_string_new ("fiddle");
	g_assert (g_string_equal(string1, string2));
	g_string_append_c(string1, '\0');
	g_assert (! g_string_equal(string1, string2));
	g_string_append_c(string2, '\0');
	g_assert (g_string_equal(string1, string2));
	g_string_append_c(string1, 'x');
	g_string_append_c(string2, 'y');
	g_assert (! g_string_equal(string1, string2));
	g_assert (string1->len == 8);
	g_string_append(string1, "yzzy");
	g_assert (string1->len == 12);
	g_assert ( memcmp(string1->str, "fiddle\0xyzzy", 13) == 0);
	g_string_insert(string1, 1, "QED");
	g_assert ( memcmp(string1->str, "fQEDiddle\0xyzzy", 16) == 0);
	g_string_printf (string1, "fiddle%cxyzzy", '\0');
	g_assert (string1->len == 12);
	g_assert (memcmp (string1->str, "fiddle\0xyzzy", 13) == 0);

	g_string_free (string1, TRUE);
	g_string_free (string2, TRUE);

	g_assert (g_str_has_prefix("foobar", "gazonk") == FALSE);
	g_assert (g_str_has_prefix("xyzzy", "xyzzy") == TRUE);
	g_assert (g_str_has_prefix("xyzzy", "xy") == TRUE);
	g_assert (g_str_has_prefix("xyzzy", "") == TRUE);
	g_assert (g_str_has_prefix("xyz", "xyzzy") == FALSE);
	g_assert (g_str_has_prefix("", "xyzzy") == FALSE);
	g_assert (g_str_has_prefix("", "") == TRUE);

	g_assert (g_str_has_suffix("foobar", "gazonk") == FALSE);
	g_assert (g_str_has_suffix("xyzzy", "xyzzy") == TRUE);
	g_assert (g_str_has_suffix("xyzzy", "zy") == TRUE);
	g_assert (g_str_has_suffix("xyzzy", "") == TRUE);
	g_assert (g_str_has_suffix("zzy", "xyzzy") == FALSE);
	g_assert (g_str_has_suffix("", "xyzzy") == FALSE);
	g_assert (g_str_has_suffix("", "") == TRUE);

	tmp_string = (gchar *) g_malloc (10);
	g_snprintf (tmp_string, 10, "%2$s %1$s", "a", "b");
	g_assert (strcmp (tmp_string, "b a") == 0);
	g_free (tmp_string);

	return 0;
	}