 a6ba8df4b7
			
		
	
	a6ba8df4b7
	
	
	
		
			
			gboolean ret for whether gtk_text_iter_backward_line() moved the iter was declared but not used anywhere. I presume it was meant to be checked, and it passes now, so let’s do it.
		
			
				
	
	
		
			803 lines
		
	
	
		
			31 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			803 lines
		
	
	
		
			31 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GTK - The GIMP Toolkit
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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, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #include "config.h"
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| #include <stdio.h>
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| #include <string.h>
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| 
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| #include <gtk/gtk.h>
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| 
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| static void
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| test_empty_search ()
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| {
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|   GtkTextBuffer *buffer;
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|   GtkTextIter it, s, e;
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|   gboolean res;
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| 
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|   buffer = gtk_text_buffer_new (NULL);
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|   gtk_text_buffer_set_text (buffer, "This is some foo text", -1);
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| 
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|   /* search from start forward */
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|   gtk_text_buffer_get_start_iter (buffer, &it);
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|   res = gtk_text_iter_forward_search (&it, "", 0, &s, &e, NULL);
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|   g_assert (res);
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|   g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, gtk_text_iter_get_offset (&e));
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|   g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, 1);
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| 
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|   /* search from end backward */
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|   gtk_text_buffer_get_end_iter (buffer, &it);
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|   res = gtk_text_iter_backward_search (&it, "", 0, &s, &e, NULL);
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|   g_assert (res);
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|   g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, gtk_text_iter_get_offset (&e));
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|   g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, 20);
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| }
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| 
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| static void
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| check_found_forward (const gchar *haystack,
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|                      const gchar *needle,
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|                      GtkTextSearchFlags flags,
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|                      int expected_start,
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|                      int expected_end,
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|                      const gchar *expected_string)
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| {
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|   GtkTextBuffer *buffer;
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|   GtkTextIter i, s, e;
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|   gboolean res;
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|   gchar *text;
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| 
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|   buffer = gtk_text_buffer_new (NULL);
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| 
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|   gtk_text_buffer_set_text (buffer, haystack, -1);
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| 
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|   /* TODO: add test with limit before, after and in the middle
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|      of expected start and end */
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| 
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|   /* search from start forward */
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|   gtk_text_buffer_get_start_iter (buffer, &i);
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|   res = gtk_text_iter_forward_search (&i, needle, flags, &s, &e, NULL);
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|   g_assert (res);
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|   g_assert_cmpint (expected_start, ==, gtk_text_iter_get_offset (&s));
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|   g_assert_cmpint (expected_end, ==, gtk_text_iter_get_offset (&e));
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|   text = gtk_text_iter_get_text (&s, &e);
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|   g_assert_cmpstr (expected_string, ==, text);
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|   g_free (text);
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| 
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|   g_object_unref (buffer);
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| }
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| 
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| static void
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| check_found_backward (const gchar *haystack,
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|                       const gchar *needle,
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|                       GtkTextSearchFlags flags,
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|                       int expected_start,
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|                       int expected_end,
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|                       const gchar *expected_string)
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| {
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|   GtkTextBuffer *buffer;
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|   GtkTextIter i, s, e;
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|   gboolean res;
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|   gchar *text;
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| 
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|   buffer = gtk_text_buffer_new (NULL);
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| 
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|   gtk_text_buffer_set_text (buffer, haystack, -1);
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| 
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|   /* search from end backward */
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|   gtk_text_buffer_get_end_iter (buffer, &i);
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|   res = gtk_text_iter_backward_search (&i, needle, flags, &s, &e, NULL);
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|   g_assert (res);
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|   g_assert_cmpint (expected_start, ==, gtk_text_iter_get_offset (&s));
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|   g_assert_cmpint (expected_end, ==, gtk_text_iter_get_offset (&e));
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|   text = gtk_text_iter_get_text (&s, &e);
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|   g_assert_cmpstr (expected_string, ==, text);
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|   g_free (text);
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| 
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|   g_object_unref (buffer);
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| }
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| 
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| static void
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| check_not_found (const gchar *haystack,
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|                  const gchar *needle,
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|                  GtkTextSearchFlags flags)
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| {
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|   GtkTextBuffer *buffer;
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|   GtkTextIter i, s, e;
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|   gboolean res;
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| 
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|   buffer = gtk_text_buffer_new (NULL);
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| 
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|   gtk_text_buffer_set_text (buffer, haystack, -1);
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| 
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|   /* search from start forward */
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|   gtk_text_buffer_get_start_iter (buffer, &i);
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|   res = gtk_text_iter_forward_search (&i, needle, flags, &s, &e, NULL);
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|   g_assert (res == FALSE);
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| 
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|   /* search from end backward */
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|   gtk_text_buffer_get_end_iter (buffer, &i);
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|   res = gtk_text_iter_backward_search (&i, needle, flags, &s, &e, NULL);
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|   g_assert (res == FALSE);
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| 
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|   g_object_unref (buffer);
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| }
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| 
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| static void
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| test_search_full_buffer (void)
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| {
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|   check_found_forward ("foo", "foo", 0, 0, 3, "foo");
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|   check_found_backward ("foo", "foo", 0, 0, 3, "foo");
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|   check_found_forward ("foo", "foo", GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0, 3, "foo");
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|   check_found_backward ("foo", "foo", GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0, 3, "foo");
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|   check_found_forward ("foo", "Foo", GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0, 3, "foo");
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|   check_found_backward ("foo", "Foo", GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0, 3, "foo");
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| }
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| 
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| static void
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| test_search (void)
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| {
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|   /* simple match */
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|   check_found_forward ("This is some foo text", "foo", 0, 13, 16, "foo");
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|   check_found_backward ("This is some foo text", "foo", 0, 13, 16, "foo");
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|   check_not_found ("This is some foo text", "Foo", 0);
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| 
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|   /* different matches for forward and backward */
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|   check_found_forward ("This is some foo foo text", "foo", 0, 13, 16, "foo");
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|   check_found_backward ("This is some foo foo text", "foo", 0, 17, 20, "foo");
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| 
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|   /* new lines in the haystack */
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|   check_found_forward ("This is some\nfoo text", "foo", 0, 13, 16, "foo");
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|   check_found_backward ("This is some\nfoo text", "foo", 0, 13, 16, "foo");
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|   check_found_forward ("This is some foo\nfoo text", "foo", 0, 13, 16, "foo");
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|   check_found_backward ("This is some foo\nfoo text", "foo", 0, 17, 20, "foo");
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|   check_not_found ("This is some\nfoo text", "Foo", 0);
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| 
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|   /* end of buffer */
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|   check_found_forward ("This is some\ntext foo", "foo", 0, 18, 21, "foo");
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|   check_found_backward ("This is some\ntext foo", "foo", 0, 18, 21, "foo");
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|   check_not_found ("This is some\ntext foo", "Foo", 0);
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| 
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|   /* multiple lines in the needle */
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|   check_found_forward ("This is some foo\nfoo text", "foo\nfoo", 0, 13, 20, "foo\nfoo");
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|   check_found_backward ("This is some foo\nfoo text", "foo\nfoo", 0, 13, 20, "foo\nfoo");
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|   check_not_found ("This is some foo\nfoo text", "Foo\nfoo", 0);
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| 
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|   /* check also that different composition of utf8 characters
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|      (e.g. accented letters) match */
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| 
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|   check_found_forward ("This is some \303\200 text", "\303\200", 0, 13, 14, "\303\200");
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|   check_found_forward ("This is some \303\200 text", "some \303\200", 0, 8, 14, "some \303\200");
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|   check_found_forward ("This is some \303\200 text", "\303\200 text", 0, 13, 19, "\303\200 text");
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|   check_found_forward ("This is some \303\200 text", "some \303\200 text", 0, 8, 19, "some \303\200 text");
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|   check_found_backward ("This is some \303\240 text", "\303\240", 0, 13, 14, "\303\240");
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|   check_found_backward ("This is some \303\240 text", "some \303\240", 0, 8, 14, "some \303\240");
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|   check_found_backward ("This is some \303\240 text", "\303\240 text", 0, 13, 19, "\303\240 text");
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|   check_found_backward ("This is some \303\240 text", "some \303\240 text", 0, 8, 19, "some \303\240 text");
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| 
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|   /* multi-byte characters outside the needle */
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|   check_found_forward ("\303\200 aa", "aa", 0, 2, 4, "aa");
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|   check_found_forward ("aa \303\200", "aa", 0, 0, 2, "aa");
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|   check_found_backward ("\303\200 aa", "aa", 0, 2, 4, "aa");
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|   check_found_backward ("aa \303\200", "aa", 0, 0, 2, "aa");
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| }
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| 
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| static void
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| test_search_caseless (void)
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| {
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|   GtkTextSearchFlags flags;
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| 
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|   flags = GTK_TEXT_SEARCH_CASE_INSENSITIVE;
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| 
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|   /* simple match */
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|   check_found_forward ("This is some foo text", "foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some foo text", "Foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some Foo text", "foo", flags, 13, 16, "Foo");
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|   check_found_backward ("This is some foo text", "foo", flags, 13, 16, "foo");
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|   check_found_backward ("This is some foo text", "Foo", flags, 13, 16, "foo");
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|   check_found_backward ("This is some Foo text", "foo", flags, 13, 16, "Foo");
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| 
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|   /* check also that different composition of utf8 characters
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|      (e.g. accented letters) match */
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| 
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|   /* different matches for forward and backward */
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|   check_found_forward ("This is some foo foo text", "foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some foo foo text", "Foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some Foo foo text", "foo", flags, 13, 16, "Foo");
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|   check_found_forward ("This is some \303\200 \303\240 text", "\303\240", flags, 13, 14, "\303\200");
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|   check_found_forward ("This is some \303\200 \303\240 text", "\303\200", flags, 13, 14, "\303\200");
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|   check_found_forward ("This is some \303\200 \303\240 text", "a\314\200", flags, 13, 14, "\303\200");
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|   check_found_backward ("This is some foo foo text", "foo", flags, 17, 20, "foo");
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|   check_found_backward ("This is some foo foo text", "Foo", flags, 17, 20, "foo");
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|   check_found_backward ("This is some foo Foo text", "foo", flags, 17, 20, "Foo");
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|   check_found_backward ("This is some \303\200 \303\240 text", "\303\240", flags, 15, 16, "\303\240");
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|   check_found_backward ("This is some \303\200 \303\240 text", "\303\200", flags, 15, 16, "\303\240");
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|   check_found_backward ("This is some \303\200 \303\240 text", "a\314\200", flags, 15, 16, "\303\240");
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| 
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|   /* new lines in the haystack */
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|   check_found_forward ("This is some\nfoo text", "foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some\nfoo text", "Foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some\nFoo text", "foo", flags, 13, 16, "Foo");
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|   check_found_forward ("This is some\n\303\200 text", "\303\240", flags, 13, 14, "\303\200");
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|   check_found_forward ("This is some\n\303\200 text", "a\314\200", flags, 13, 14, "\303\200");
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|   check_found_backward ("This is some\nfoo text", "foo", flags, 13, 16, "foo");
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|   check_found_backward ("This is some\nfoo text", "Foo", flags, 13, 16, "foo");
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|   check_found_backward ("This is some\nFoo text", "foo", flags, 13, 16, "Foo");
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|   check_found_backward ("This is some\n\303\200 text", "\303\240", flags, 13, 14, "\303\200");
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|   check_found_backward ("This is some\n\303\200 text", "a\314\200", flags, 13, 14, "\303\200");
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|   check_found_forward ("This is some foo\nfoo text", "foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some foo\nfoo text", "Foo", flags, 13, 16, "foo");
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|   check_found_forward ("This is some Foo\nfoo text", "foo", flags, 13, 16, "Foo");
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|   check_found_forward ("This is some \303\200\n\303\200 text", "\303\240", flags, 13, 14, "\303\200");
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|   check_found_forward ("This is some \303\200\n\303\200 text", "a\314\200", flags, 13, 14, "\303\200");
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|   check_found_backward ("This is some foo\nfoo text", "foo", flags, 17, 20, "foo");
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|   check_found_backward ("This is some foo\nfoo text", "Foo", flags, 17, 20, "foo");
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|   check_found_backward ("This is some foo\nFoo text", "foo", flags, 17, 20, "Foo");
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|   check_found_backward ("This is some \303\200\n\303\200 text", "\303\240", flags, 15, 16, "\303\200");
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|   check_found_backward ("This is some \303\200\n\303\200 text", "a\314\200", flags, 15, 16, "\303\200");
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| 
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|   /* end of buffer */
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|   check_found_forward ("This is some\ntext foo", "foo", flags, 18, 21, "foo");
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|   check_found_forward ("This is some\ntext foo", "Foo", flags, 18, 21, "foo");
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|   check_found_forward ("This is some\ntext Foo", "foo", flags, 18, 21, "Foo");
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|   check_found_forward ("This is some\ntext \303\200", "\303\240", flags, 18, 19, "\303\200");
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|   check_found_forward ("This is some\ntext \303\200", "a\314\200", flags, 18, 19, "\303\200");
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|   check_found_backward ("This is some\ntext foo", "foo", flags, 18, 21, "foo");
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|   check_found_backward ("This is some\ntext foo", "Foo", flags, 18, 21, "foo");
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|   check_found_backward ("This is some\ntext Foo", "foo", flags, 18, 21, "Foo");
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|   check_found_backward ("This is some\ntext \303\200", "\303\240", flags, 18, 19, "\303\200");
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|   check_found_backward ("This is some\ntext \303\200", "a\314\200", flags, 18, 19, "\303\200");
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| 
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|   /* multiple lines in the needle */
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|   check_found_forward ("This is some foo\nfoo text", "foo\nfoo", flags, 13, 20, "foo\nfoo");
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|   check_found_forward ("This is some foo\nfoo text", "Foo\nFoo", flags, 13, 20, "foo\nfoo");
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|   check_found_forward ("This is some Foo\nFoo text", "foo\nfoo", flags, 13, 20, "Foo\nFoo");
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|   check_found_forward ("This is some \303\200\n\303\200 text", "\303\240\n\303\240", flags, 13, 16, "\303\200\n\303\200");
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|   check_found_forward ("This is some \303\200\n\303\200 text", "a\314\200\na\314\200", flags, 13, 16, "\303\200\n\303\200");
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|   check_found_backward ("This is some foo\nfoo text", "foo\nfoo", flags, 13, 20, "foo\nfoo");
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|   check_found_backward ("This is some foo\nfoo text", "Foo\nFoo", flags, 13, 20, "foo\nfoo");
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|   check_found_backward ("This is some Foo\nFoo text", "foo\nfoo", flags, 13, 20, "Foo\nFoo");
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|   check_found_backward ("This is some \303\200\n\303\200 text", "\303\240\n\303\240", flags, 13, 16, "\303\200\n\303\200");
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|   check_found_backward ("This is some \303\200\n\303\200 text", "a\314\200\na\314\200", flags, 13, 16, "\303\200\n\303\200");
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| 
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|   /* multi-byte characters outside the needle */
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|   check_found_forward ("\303\200 aa", "aa", flags, 2, 4, "aa");
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|   check_found_forward ("aa \303\200", "aa", flags, 0, 2, "aa");
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|   check_found_backward ("\303\200 aa", "aa", flags, 2, 4, "aa");
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|   check_found_backward ("aa \303\200", "aa", flags, 0, 2, "aa");
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| }
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| 
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| static void
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| test_forward_to_tag_toggle (void)
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| {
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|   GtkTextBuffer *buffer;
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|   GtkTextTag *bold_tag;
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|   GtkTextTag *editable_tag;
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|   GtkTextIter iter;
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|   gint offset;
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| 
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|   buffer = gtk_text_buffer_new (NULL);
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| 
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|   bold_tag = gtk_text_buffer_create_tag (buffer, "bold",
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|                                          "weight", PANGO_WEIGHT_BOLD,
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|                                          NULL);
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| 
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|   editable_tag = gtk_text_buffer_create_tag (buffer, "not-editable",
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|                                              "editable", FALSE,
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|                                              NULL);
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| 
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|   gtk_text_buffer_get_start_iter (buffer, &iter);
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| 
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|   gtk_text_buffer_insert (buffer, &iter, "a", -1);
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|   gtk_text_buffer_insert_with_tags (buffer, &iter, "b", -1, bold_tag, NULL);
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|   gtk_text_buffer_insert_with_tags (buffer, &iter, "c", -1, editable_tag, NULL);
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| 
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|   /* Go to the first "on" toggle */
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|   gtk_text_buffer_get_start_iter (buffer, &iter);
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|   g_assert (gtk_text_iter_forward_to_tag_toggle (&iter, NULL));
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|   offset = gtk_text_iter_get_offset (&iter);
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|   g_assert_cmpint (offset, ==, 1);
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| 
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|   /* Go to the last "off" toggle for the bold tag */
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|   g_assert (gtk_text_iter_forward_to_tag_toggle (&iter, bold_tag));
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|   offset = gtk_text_iter_get_offset (&iter);
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|   g_assert_cmpint (offset, ==, 2);
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| 
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|   g_assert (!gtk_text_iter_forward_to_tag_toggle (&iter, bold_tag));
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| 
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|   /* Go to the first "on" toggle for the editable tag */
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|   gtk_text_buffer_get_start_iter (buffer, &iter);
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|   g_assert (gtk_text_iter_forward_to_tag_toggle (&iter, editable_tag));
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|   offset = gtk_text_iter_get_offset (&iter);
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|   g_assert_cmpint (offset, ==, 2);
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| 
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|   /* Test with the end iter */
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|   gtk_text_buffer_get_end_iter (buffer, &iter);
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|   g_assert (!gtk_text_iter_forward_to_tag_toggle (&iter, editable_tag));
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| 
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|   g_object_unref (buffer);
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| }
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| 
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| static void
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| check_forward_line_end (const gchar *buffer_text,
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|                         gint         initial_offset,
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|                         gint         result_offset,
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|                         gboolean     ret)
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| {
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|   GtkTextBuffer *buffer;
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|   GtkTextIter iter;
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| 
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|   buffer = gtk_text_buffer_new (NULL);
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|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
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| 
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|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
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| 
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|   g_assert_cmpint (ret, ==, gtk_text_iter_forward_to_line_end (&iter));
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|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
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| 
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|   g_object_unref (buffer);
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| }
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| 
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| static void
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| test_forward_to_line_end (void)
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| {
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|   check_forward_line_end("a", 0, 1, FALSE);
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|   check_forward_line_end("a\n", 0, 1, TRUE);
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|   check_forward_line_end("a\r\n", 0, 1, TRUE);
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|   check_forward_line_end("a\na\n", 1, 3, TRUE);
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|   check_forward_line_end("a\na\n\n", 1, 3, TRUE);
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|   check_forward_line_end("a\r\na\n", 1, 4, TRUE);
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|   check_forward_line_end("a\r\na\r\n\r\n", 1, 4, TRUE);
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| }
 | |
| 
 | |
| static void
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| check_word_boundaries (const gchar *buffer_text,
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|                        gint         offset,
 | |
|                        gboolean     starts_word,
 | |
|                        gboolean     ends_word,
 | |
|                        gboolean     inside_word)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, offset);
 | |
| 
 | |
|   g_assert_cmpint (starts_word, ==, gtk_text_iter_starts_word (&iter));
 | |
|   g_assert_cmpint (ends_word, ==, gtk_text_iter_ends_word (&iter));
 | |
|   g_assert_cmpint (inside_word, ==, gtk_text_iter_inside_word (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_forward_word_end (const gchar *buffer_text,
 | |
|                         gint         initial_offset,
 | |
|                         gint         result_offset,
 | |
|                         gboolean     ret)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   g_assert_cmpint (ret, ==, gtk_text_iter_forward_word_end (&iter));
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_backward_word_start (const gchar *buffer_text,
 | |
|                            gint         initial_offset,
 | |
|                            gint         result_offset,
 | |
|                            gboolean     ret)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   g_assert_cmpint (ret, ==, gtk_text_iter_backward_word_start (&iter));
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| test_word_boundaries (void)
 | |
| {
 | |
|   /* Test with trivial content. The word boundaries are anyway determined by
 | |
|    * Pango and can change in the future for corner cases.
 | |
|    */
 | |
| 
 | |
|   check_word_boundaries ("ab ", 0, TRUE, FALSE, TRUE);
 | |
|   check_word_boundaries ("ab ", 1, FALSE, FALSE, TRUE);
 | |
|   check_word_boundaries ("ab ", 2, FALSE, TRUE, FALSE);
 | |
|   check_word_boundaries ("ab ", 3, FALSE, FALSE, FALSE);
 | |
|   check_word_boundaries ("", 0, FALSE, FALSE, FALSE);
 | |
| 
 | |
|   check_forward_word_end ("ab ", 0, 2, TRUE);
 | |
|   check_forward_word_end ("ab ", 1, 2, TRUE);
 | |
|   check_forward_word_end ("ab ", 2, 2, FALSE);
 | |
|   check_forward_word_end ("ab ", 3, 3, FALSE);
 | |
|   check_forward_word_end ("ab", 0, 2, FALSE);
 | |
|   check_forward_word_end ("ab\n", 2, 2, FALSE);
 | |
| 
 | |
|   check_backward_word_start (" ab", 3, 1, TRUE);
 | |
|   check_backward_word_start (" ab", 2, 1, TRUE);
 | |
|   check_backward_word_start (" ab", 1, 1, FALSE);
 | |
|   check_backward_word_start (" ab", 0, 0, FALSE);
 | |
|   check_backward_word_start ("ab", 2, 0, TRUE);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_forward_visible_word_end (GtkTextBuffer *buffer,
 | |
|                                 gint           initial_offset,
 | |
|                                 gint           result_offset,
 | |
|                                 gboolean       ret)
 | |
| {
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   g_assert_cmpint (ret, ==, gtk_text_iter_forward_visible_word_end (&iter));
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_backward_visible_word_start (GtkTextBuffer *buffer,
 | |
|                                    gint           initial_offset,
 | |
|                                    gint           result_offset,
 | |
|                                    gboolean       ret)
 | |
| {
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   g_assert_cmpint (ret, ==, gtk_text_iter_backward_visible_word_start (&iter));
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| }
 | |
| 
 | |
| static void
 | |
| test_visible_word_boundaries (void)
 | |
| {
 | |
|   /* Test with trivial content. The word boundaries are anyway determined by
 | |
|    * Pango and can change in the future for corner cases.
 | |
|    */
 | |
| 
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextTag *invisible_tag;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
| 
 | |
|   invisible_tag = gtk_text_buffer_create_tag (buffer, NULL,
 | |
|                                               "invisible", TRUE,
 | |
|                                               NULL);
 | |
| 
 | |
|   /* Buffer contents: " a b c " with " b " invisible */
 | |
|   gtk_text_buffer_get_start_iter (buffer, &iter);
 | |
|   gtk_text_buffer_insert (buffer, &iter, " a", -1);
 | |
|   gtk_text_buffer_insert_with_tags (buffer, &iter, " b ", -1, invisible_tag, NULL);
 | |
|   gtk_text_buffer_insert (buffer, &iter, "c ", -1);
 | |
| 
 | |
|   check_forward_visible_word_end (buffer, 0, 6, TRUE);
 | |
|   check_forward_visible_word_end (buffer, 1, 6, TRUE);
 | |
|   check_forward_visible_word_end (buffer, 2, 6, TRUE);
 | |
|   check_forward_visible_word_end (buffer, 3, 6, TRUE);
 | |
|   check_forward_visible_word_end (buffer, 4, 6, TRUE);
 | |
|   check_forward_visible_word_end (buffer, 5, 6, TRUE);
 | |
|   check_forward_visible_word_end (buffer, 6, 6, FALSE);
 | |
|   check_forward_visible_word_end (buffer, 7, 7, FALSE);
 | |
| 
 | |
|   check_backward_visible_word_start (buffer, 7, 5, TRUE); /* FIXME result_offset should be 1 */
 | |
|   check_backward_visible_word_start (buffer, 6, 5, TRUE); /* FIXME result_offset should be 1 */
 | |
|   check_backward_visible_word_start (buffer, 5, 1, TRUE);
 | |
|   check_backward_visible_word_start (buffer, 4, 1, TRUE);
 | |
|   check_backward_visible_word_start (buffer, 3, 1, TRUE);
 | |
|   check_backward_visible_word_start (buffer, 2, 1, TRUE);
 | |
|   check_backward_visible_word_start (buffer, 1, 1, FALSE);
 | |
|   check_backward_visible_word_start (buffer, 0, 0, FALSE);
 | |
| 
 | |
|   gtk_text_buffer_set_text (buffer, "ab", -1);
 | |
|   check_forward_visible_word_end (buffer, 0, 2, FALSE);
 | |
| 
 | |
|   /* Buffer contents: "b c " with "b" invisible */
 | |
|   gtk_text_buffer_set_text (buffer, "", -1);
 | |
|   gtk_text_buffer_get_start_iter (buffer, &iter);
 | |
|   gtk_text_buffer_insert_with_tags (buffer, &iter, "b", -1, invisible_tag, NULL);
 | |
|   gtk_text_buffer_insert (buffer, &iter, " c ", -1);
 | |
| 
 | |
|   check_forward_visible_word_end (buffer, 0, 1, TRUE); /* FIXME result_offset should be 3 */
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_is_cursor_position (const gchar *buffer_text,
 | |
|                           gint         offset,
 | |
|                           gboolean     ret)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, offset);
 | |
|   g_assert_cmpint (ret, ==, gtk_text_iter_is_cursor_position (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_cursor_position (const gchar *buffer_text,
 | |
|                        gboolean     forward,
 | |
|                        gint         initial_offset,
 | |
|                        gint         result_offset,
 | |
|                        gboolean     ret)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   if (forward)
 | |
|     g_assert_cmpint (ret, ==, gtk_text_iter_forward_cursor_position (&iter));
 | |
|   else
 | |
|     g_assert_cmpint (ret, ==, gtk_text_iter_backward_cursor_position (&iter));
 | |
| 
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| test_cursor_positions (void)
 | |
| {
 | |
|   check_is_cursor_position ("a\r\n", 0, TRUE);
 | |
|   check_is_cursor_position ("a\r\n", 1, TRUE);
 | |
|   check_is_cursor_position ("a\r\n", 2, FALSE);
 | |
|   check_is_cursor_position ("a\r\n", 3, TRUE);
 | |
|   check_is_cursor_position ("", 0, TRUE);
 | |
| 
 | |
|   /* forward */
 | |
|   check_cursor_position ("a\r\nb", TRUE, 0, 1, TRUE);
 | |
|   check_cursor_position ("a\r\nb", TRUE, 1, 3, TRUE);
 | |
|   check_cursor_position ("a\r\nb", TRUE, 2, 3, TRUE);
 | |
|   check_cursor_position ("a\r\nb", TRUE, 3, 4, FALSE);
 | |
|   check_cursor_position ("a\r\nb", TRUE, 4, 4, FALSE);
 | |
|   check_cursor_position ("a\n", TRUE, 1, 2, FALSE);
 | |
| 
 | |
|   /* backward */
 | |
|   check_cursor_position ("a\r\nb", FALSE, 4, 3, TRUE);
 | |
|   check_cursor_position ("a\r\nb", FALSE, 3, 1, TRUE);
 | |
|   check_cursor_position ("a\r\nb", FALSE, 2, 1, TRUE);
 | |
|   check_cursor_position ("a\r\nb", FALSE, 1, 0, TRUE);
 | |
|   check_cursor_position ("a\r\nb", FALSE, 0, 0, FALSE);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_visible_cursor_position (GtkTextBuffer *buffer,
 | |
|                                gboolean       forward,
 | |
|                                gint           initial_offset,
 | |
|                                gint           result_offset,
 | |
|                                gboolean       ret)
 | |
| {
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   if (forward)
 | |
|     g_assert_cmpint (ret, ==, gtk_text_iter_forward_visible_cursor_position (&iter));
 | |
|   else
 | |
|     g_assert_cmpint (ret, ==, gtk_text_iter_backward_visible_cursor_position (&iter));
 | |
| 
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| }
 | |
| 
 | |
| static void
 | |
| test_visible_cursor_positions (void)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextTag *invisible_tag;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
| 
 | |
|   invisible_tag = gtk_text_buffer_create_tag (buffer, NULL,
 | |
|                                               "invisible", TRUE,
 | |
|                                               NULL);
 | |
| 
 | |
|   /* Buffer contents: "abcd" with 'bc' invisible */
 | |
|   gtk_text_buffer_get_start_iter (buffer, &iter);
 | |
|   gtk_text_buffer_insert (buffer, &iter, "a", -1);
 | |
|   gtk_text_buffer_insert_with_tags (buffer, &iter, "bc", -1, invisible_tag, NULL);
 | |
|   gtk_text_buffer_insert (buffer, &iter, "d", -1);
 | |
| 
 | |
|   /* forward */
 | |
|   check_visible_cursor_position (buffer, TRUE, 0, 3, TRUE);
 | |
|   check_visible_cursor_position (buffer, TRUE, 1, 3, TRUE);
 | |
|   check_visible_cursor_position (buffer, TRUE, 2, 3, TRUE);
 | |
|   check_visible_cursor_position (buffer, TRUE, 3, 4, FALSE);
 | |
|   check_visible_cursor_position (buffer, TRUE, 4, 4, FALSE);
 | |
| 
 | |
|   /* backward */
 | |
|   check_visible_cursor_position (buffer, FALSE, 4, 3, TRUE);
 | |
|   check_visible_cursor_position (buffer, FALSE, 3, 0, TRUE);
 | |
|   check_visible_cursor_position (buffer, FALSE, 2, 0, TRUE);
 | |
|   check_visible_cursor_position (buffer, FALSE, 1, 0, TRUE);
 | |
|   check_visible_cursor_position (buffer, FALSE, 0, 0, FALSE);
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_sentence_boundaries (const gchar *buffer_text,
 | |
|                            gint         offset,
 | |
|                            gboolean     starts_sentence,
 | |
|                            gboolean     ends_sentence,
 | |
|                            gboolean     inside_sentence)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, offset);
 | |
| 
 | |
|   g_assert_cmpint (starts_sentence, ==, gtk_text_iter_starts_sentence (&iter));
 | |
|   g_assert_cmpint (ends_sentence, ==, gtk_text_iter_ends_sentence (&iter));
 | |
|   g_assert_cmpint (inside_sentence, ==, gtk_text_iter_inside_sentence (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_forward_sentence_end (const gchar *buffer_text,
 | |
|                             gint         initial_offset,
 | |
|                             gint         result_offset,
 | |
|                             gboolean     ret)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   g_assert_cmpint (ret, ==, gtk_text_iter_forward_sentence_end (&iter));
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| check_backward_sentence_start (const gchar *buffer_text,
 | |
|                                gint         initial_offset,
 | |
|                                gint         result_offset,
 | |
|                                gboolean     ret)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_set_text (buffer, buffer_text, -1);
 | |
| 
 | |
|   gtk_text_buffer_get_iter_at_offset (buffer, &iter, initial_offset);
 | |
| 
 | |
|   g_assert_cmpint (ret, ==, gtk_text_iter_backward_sentence_start (&iter));
 | |
|   g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| static void
 | |
| test_sentence_boundaries (void)
 | |
| {
 | |
|   check_sentence_boundaries ("Hi. ", 0, TRUE, FALSE, TRUE);
 | |
|   check_sentence_boundaries ("Hi. ", 1, FALSE, FALSE, TRUE);
 | |
|   check_sentence_boundaries ("Hi. ", 2, FALSE, FALSE, TRUE);
 | |
|   check_sentence_boundaries ("Hi. ", 3, FALSE, TRUE, FALSE);
 | |
|   check_sentence_boundaries ("Hi. ", 4, FALSE, FALSE, FALSE);
 | |
|   check_sentence_boundaries ("", 0, FALSE, FALSE, FALSE);
 | |
| 
 | |
|   check_forward_sentence_end ("Hi. ", 0, 3, TRUE);
 | |
|   check_forward_sentence_end ("Hi. ", 1, 3, TRUE);
 | |
|   check_forward_sentence_end ("Hi. ", 2, 3, TRUE);
 | |
|   check_forward_sentence_end ("Hi. ", 3, 3, FALSE);
 | |
|   check_forward_sentence_end ("Hi. ", 4, 4, FALSE);
 | |
|   check_forward_sentence_end ("Hi.", 0, 3, FALSE);
 | |
|   check_forward_sentence_end ("Hi.\n", 3, 3, FALSE);
 | |
| 
 | |
|   check_backward_sentence_start (" Hi.", 4, 1, TRUE);
 | |
|   check_backward_sentence_start (" Hi.", 3, 1, TRUE);
 | |
|   check_backward_sentence_start (" Hi.", 2, 1, TRUE);
 | |
|   check_backward_sentence_start (" Hi.", 1, 1, FALSE);
 | |
|   check_backward_sentence_start (" Hi.", 0, 0, FALSE);
 | |
| }
 | |
| 
 | |
| static void
 | |
| test_backward_line (void)
 | |
| {
 | |
|   GtkTextBuffer *buffer;
 | |
|   GtkTextIter iter, start, end;
 | |
|   gboolean ret;
 | |
|   gint offset;
 | |
| 
 | |
|   buffer = gtk_text_buffer_new (NULL);
 | |
|   gtk_text_buffer_get_start_iter (buffer, &iter);
 | |
|   gtk_text_buffer_insert (buffer, &iter, "Hi line 1\nHi line 2", -1);
 | |
| 
 | |
|   /* Go to middle of first line */
 | |
|   gtk_text_iter_backward_line (&iter);
 | |
|   gtk_text_iter_set_line_offset (&iter, 4);
 | |
| 
 | |
|   /* Now insert some chars with gtk_text_buffer_insert_range() */
 | |
|   gtk_text_buffer_get_end_iter (buffer, &end);
 | |
|   start = end;
 | |
|   gtk_text_iter_backward_cursor_positions (&start, 5);
 | |
|   gtk_text_buffer_insert_range (buffer, &iter, &start, &end);
 | |
| 
 | |
|   /* Check we are still at the first line */
 | |
|   g_assert_cmpint (gtk_text_iter_get_line (&iter), ==, 0);
 | |
| 
 | |
|   /* Now a call to gtk_text_iter_backward_line() should return TRUE
 | |
|      and move &iter to start of the line, or return FALSE if &iter
 | |
|      was already at start of the line, so in both cases &iter should
 | |
|      be at the start of the line, so check that */
 | |
|   ret = gtk_text_iter_backward_line (&iter);
 | |
|   g_assert_true (ret);
 | |
|   offset = gtk_text_iter_get_line_offset (&iter);
 | |
|   g_assert_cmpint (offset, ==, 0);
 | |
| 
 | |
|   g_object_unref (buffer);
 | |
| }
 | |
| 
 | |
| int
 | |
| main (int argc, char** argv)
 | |
| {
 | |
|   gtk_test_init (&argc, &argv);
 | |
| 
 | |
|   g_test_add_func ("/TextIter/Search Empty", test_empty_search);
 | |
|   g_test_add_func ("/TextIter/Search Full Buffer", test_search_full_buffer);
 | |
|   g_test_add_func ("/TextIter/Search", test_search);
 | |
|   g_test_add_func ("/TextIter/Search Caseless", test_search_caseless);
 | |
|   g_test_add_func ("/TextIter/Forward To Tag Toggle", test_forward_to_tag_toggle);
 | |
|   g_test_add_func ("/TextIter/Forward To Line End", test_forward_to_line_end);
 | |
|   g_test_add_func ("/TextIter/Word Boundaries", test_word_boundaries);
 | |
|   g_test_add_func ("/TextIter/Visible Word Boundaries", test_visible_word_boundaries);
 | |
|   g_test_add_func ("/TextIter/Cursor Positions", test_cursor_positions);
 | |
|   g_test_add_func ("/TextIter/Visible Cursor Positions", test_visible_cursor_positions);
 | |
|   g_test_add_func ("/TextIter/Sentence Boundaries", test_sentence_boundaries);
 | |
|   g_test_add_func ("/TextIter/Backward line", test_backward_line);
 | |
| 
 | |
|   return g_test_run();
 | |
| }
 |