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https://gitlab.gnome.org/GNOME/glib.git
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8b3b3adb6d
2006-02-24 Matthias Clasen <mclasen@redhat.com>
* tests/utf8-pointer.c: Add tests for g_utf8_strlen().
* glib/gutf8.c: Fix boundary cases in g_utf8_strlen().
(#332435)
99 lines
3.6 KiB
C
99 lines
3.6 KiB
C
/* GLIB - Library of useful routines for C programming
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GLib Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GLib Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GLib at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#include <glib.h>
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/* Test conversions between offsets and pointers */
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static void test_utf8 (gchar *string)
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{
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gint num_chars;
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gchar **p;
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gint i, j;
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g_assert (g_utf8_validate (string, -1, NULL));
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num_chars = g_utf8_strlen (string, -1);
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p = (gchar **) g_malloc (num_chars * sizeof (gchar *));
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p[0] = string;
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for (i = 1; i < num_chars; i++)
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p[i] = g_utf8_next_char (p[i-1]);
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for (i = 0; i < num_chars; i++)
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for (j = 0; j < num_chars; j++)
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{
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g_assert (g_utf8_offset_to_pointer (p[i], j - i) == p[j]);
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g_assert (g_utf8_pointer_to_offset (p[i], p[j]) == j - i);
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}
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g_free (p);
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}
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gchar *longline = "asdasdas dsaf asfd as fdasdf asfd asdf as dfas dfasdf a"
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"asd fasdf asdf asdf asd fasfd as fdasfd asdf as fdççççççççças ffsd asfd as fdASASASAs As"
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"Asfdsf sdfg sdfg dsfg dfg sdfgsdfgsdfgsdfg sdfgsdfg sdfg sdfg sdf gsdfg sdfg sd"
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"asd fasdf asdf asdf asd fasfd as fdaèèèèèèè òòòòòòòòòòòòsfd asdf as fdas ffsd asfd as fdASASASAs D"
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"Asfdsf sdfg sdfg dsfg dfg sdfgsdfgsdfgsdfg sdfgsdfg sdfgùùùùùùùùùùùùùù sdfg sdf gsdfg sdfg sd"
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"asd fasdf asdf asdf asd fasfd as fdasfd asd@@@@@@@f as fdas ffsd asfd as fdASASASAs D "
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"Asfdsf sdfg sdfg dsfg dfg sdfgsdfgsdfgsdfg sdfgsdf€€€€€€€€€€€€€€€€€€g sdfg sdfg sdf gsdfg sdfg sd"
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"asd fasdf asdf asdf asd fasfd as fdasfd asdf as fdas ffsd asfd as fdASASASAs D"
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"Asfdsf sdfg sdfg dsfg dfg sdfgsdfgsdfgsdfg sdfgsdfg sdfg sdfg sdf gsdfg sdfg sd\n\nlalala\n";
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static void
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test_length (void)
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{
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g_assert (g_utf8_strlen ("1234", -1) == 4);
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g_assert (g_utf8_strlen ("1234", 0) == 0);
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g_assert (g_utf8_strlen ("1234", 1) == 1);
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g_assert (g_utf8_strlen ("1234", 2) == 2);
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g_assert (g_utf8_strlen ("1234", 3) == 3);
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g_assert (g_utf8_strlen ("1234", 4) == 4);
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g_assert (g_utf8_strlen ("1234", 5) == 4);
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g_assert (g_utf8_strlen (longline, -1) == 762);
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g_assert (g_utf8_strlen (longline, strlen (longline)) == 762);
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g_assert (g_utf8_strlen (longline, 1024) == 762);
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g_assert (g_utf8_strlen (NULL, 0) == 0);
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g_assert (g_utf8_strlen ("a\340\250\201c", -1) == 3);
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g_assert (g_utf8_strlen ("a\340\250\201c", 1) == 1);
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g_assert (g_utf8_strlen ("a\340\250\201c", 2) == 1);
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g_assert (g_utf8_strlen ("a\340\250\201c", 3) == 1);
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g_assert (g_utf8_strlen ("a\340\250\201c", 4) == 2);
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g_assert (g_utf8_strlen ("a\340\250\201c", 5) == 3);
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}
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int main (int argc, char *argv[])
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{
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test_utf8 (longline);
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test_length ();
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return 0;
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}
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