/* GTK - The GIMP Toolkit
* 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 , see < http : //www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdio.h>
#include <string.h>
#include <gtk/gtk.h>
static void
test_empty_search (void )
{
GtkTextBuffer *buffer;
GtkTextIter it, s, e;
gboolean res;
buffer = gtk_text_buffer_new (NULL);
gtk_text_buffer_set_text (buffer, "This is some foo text" , -1 );
/* search from start forward */
gtk_text_buffer_get_start_iter (buffer, &it);
res = gtk_text_iter_forward_search (&it, "" , 0 , &s, &e, NULL);
g_assert_true (res);
g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, gtk_text_iter_get_offset (&e));
g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, 1 );
/* search from end backward */
gtk_text_buffer_get_end_iter (buffer, &it);
res = gtk_text_iter_backward_search (&it, "" , 0 , &s, &e, NULL);
g_assert_true (res);
g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, gtk_text_iter_get_offset (&e));
g_assert_cmpint (gtk_text_iter_get_offset (&s), ==, 20 );
}
static void
check_found_forward (const char *haystack,
const char *needle,
GtkTextSearchFlags flags,
int expected_start,
int expected_end,
const char *expected_string)
{
GtkTextBuffer *buffer;
GtkTextIter i, s, e;
gboolean res;
char *text;
buffer = gtk_text_buffer_new (NULL);
gtk_text_buffer_set_text (buffer, haystack, -1 );
/* TODO: add test with limit before, after and in the middle
of expected start and end */
/* search from start forward */
gtk_text_buffer_get_start_iter (buffer, &i);
res = gtk_text_iter_forward_search (&i, needle, flags, &s, &e, NULL);
g_assert_true (res);
g_assert_cmpint (expected_start, ==, gtk_text_iter_get_offset (&s));
g_assert_cmpint (expected_end, ==, gtk_text_iter_get_offset (&e));
text = gtk_text_iter_get_text (&s, &e);
g_assert_cmpstr (expected_string, ==, text);
g_free (text);
g_object_unref (buffer);
}
static void
check_found_backward (const char *haystack,
const char *needle,
GtkTextSearchFlags flags,
int expected_start,
int expected_end,
const char *expected_string)
{
GtkTextBuffer *buffer;
GtkTextIter i, s, e;
gboolean res;
char *text;
buffer = gtk_text_buffer_new (NULL);
gtk_text_buffer_set_text (buffer, haystack, -1 );
/* search from end backward */
gtk_text_buffer_get_end_iter (buffer, &i);
res = gtk_text_iter_backward_search (&i, needle, flags, &s, &e, NULL);
g_assert_true (res);
g_assert_cmpint (expected_start, ==, gtk_text_iter_get_offset (&s));
g_assert_cmpint (expected_end, ==, gtk_text_iter_get_offset (&e));
text = gtk_text_iter_get_text (&s, &e);
g_assert_cmpstr (expected_string, ==, text);
g_free (text);
g_object_unref (buffer);
}
static void
check_not_found (const char *haystack,
const char *needle,
GtkTextSearchFlags flags)
{
GtkTextBuffer *buffer;
GtkTextIter i, s, e;
gboolean res;
buffer = gtk_text_buffer_new (NULL);
gtk_text_buffer_set_text (buffer, haystack, -1 );
/* search from start forward */
gtk_text_buffer_get_start_iter (buffer, &i);
res = gtk_text_iter_forward_search (&i, needle, flags, &s, &e, NULL);
g_assert_false (res);
/* search from end backward */
gtk_text_buffer_get_end_iter (buffer, &i);
res = gtk_text_iter_backward_search (&i, needle, flags, &s, &e, NULL);
g_assert_false (res);
g_object_unref (buffer);
}
static void
test_search_full_buffer (void )
{
check_found_forward ("foo" , "foo" , 0 , 0 , 3 , "foo" );
check_found_backward ("foo" , "foo" , 0 , 0 , 3 , "foo" );
check_found_forward ("foo" , "foo" , GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0 , 3 , "foo" );
check_found_backward ("foo" , "foo" , GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0 , 3 , "foo" );
check_found_forward ("foo" , "Foo" , GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0 , 3 , "foo" );
check_found_backward ("foo" , "Foo" , GTK_TEXT_SEARCH_CASE_INSENSITIVE, 0 , 3 , "foo" );
}
static void
test_search (void )
{
/* simple match */
check_found_forward ("This is some foo text" , "foo" , 0 , 13 , 16 , "foo" );
check_found_backward ("This is some foo text" , "foo" , 0 , 13 , 16 , "foo" );
check_not_found ("This is some foo text" , "Foo" , 0 );
/* different matches for forward and backward */
check_found_forward ("This is some foo foo text" , "foo" , 0 , 13 , 16 , "foo" );
check_found_backward ("This is some foo foo text" , "foo" , 0 , 17 , 20 , "foo" );
/* new lines in the haystack */
check_found_forward ("This is some\nfoo text" , "foo" , 0 , 13 , 16 , "foo" );
check_found_backward ("This is some\nfoo text" , "foo" , 0 , 13 , 16 , "foo" );
check_found_forward ("This is some foo\nfoo text" , "foo" , 0 , 13 , 16 , "foo" );
check_found_backward ("This is some foo\nfoo text" , "foo" , 0 , 17 , 20 , "foo" );
check_not_found ("This is some\nfoo text" , "Foo" , 0 );
/* end of buffer */
check_found_forward ("This is some\ntext foo" , "foo" , 0 , 18 , 21 , "foo" );
check_found_backward ("This is some\ntext foo" , "foo" , 0 , 18 , 21 , "foo" );
check_not_found ("This is some\ntext foo" , "Foo" , 0 );
/* multiple lines in the needle */
check_found_forward ("This is some foo\nfoo text" , "foo\nfoo" , 0 , 13 , 20 , "foo\nfoo" );
check_found_backward ("This is some foo\nfoo text" , "foo\nfoo" , 0 , 13 , 20 , "foo\nfoo" );
check_not_found ("This is some foo\nfoo text" , "Foo\nfoo" , 0 );
/* check also that different composition of utf8 characters
(e.g. accented letters) match */
check_found_forward ("This is some \303\200 text" , "\303\200" , 0 , 13 , 14 , "\303\200" );
check_found_forward ("This is some \303\200 text" , "some \303\200" , 0 , 8 , 14 , "some \303\200" );
check_found_forward ("This is some \303\200 text" , "\303\200 text" , 0 , 13 , 19 , "\303\200 text" );
check_found_forward ("This is some \303\200 text" , "some \303\200 text" , 0 , 8 , 19 , "some \303\200 text" );
check_found_backward ("This is some \303\240 text" , "\303\240" , 0 , 13 , 14 , "\303\240" );
check_found_backward ("This is some \303\240 text" , "some \303\240" , 0 , 8 , 14 , "some \303\240" );
check_found_backward ("This is some \303\240 text" , "\303\240 text" , 0 , 13 , 19 , "\303\240 text" );
check_found_backward ("This is some \303\240 text" , "some \303\240 text" , 0 , 8 , 19 , "some \303\240 text" );
/* multi-byte characters outside the needle */
check_found_forward ("\303\200 aa" , "aa" , 0 , 2 , 4 , "aa" );
check_found_forward ("aa \303\200" , "aa" , 0 , 0 , 2 , "aa" );
check_found_backward ("\303\200 aa" , "aa" , 0 , 2 , 4 , "aa" );
check_found_backward ("aa \303\200" , "aa" , 0 , 0 , 2 , "aa" );
}
static void
test_search_caseless (void )
{
GtkTextSearchFlags flags;
flags = GTK_TEXT_SEARCH_CASE_INSENSITIVE;
/* simple match */
check_found_forward ("This is some foo text" , "foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some foo text" , "Foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some Foo text" , "foo" , flags, 13 , 16 , "Foo" );
check_found_backward ("This is some foo text" , "foo" , flags, 13 , 16 , "foo" );
check_found_backward ("This is some foo text" , "Foo" , flags, 13 , 16 , "foo" );
check_found_backward ("This is some Foo text" , "foo" , flags, 13 , 16 , "Foo" );
/* check also that different composition of utf8 characters
(e.g. accented letters) match */
/* different matches for forward and backward */
check_found_forward ("This is some foo foo text" , "foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some foo foo text" , "Foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some Foo foo text" , "foo" , flags, 13 , 16 , "Foo" );
check_found_forward ("This is some \303\200 \303\240 text" , "\303\240" , flags, 13 , 14 , "\303\200" );
check_found_forward ("This is some \303\200 \303\240 text" , "\303\200" , flags, 13 , 14 , "\303\200" );
check_found_forward ("This is some \303\200 \303\240 text" , "a\314\200" , flags, 13 , 14 , "\303\200" );
check_found_backward ("This is some foo foo text" , "foo" , flags, 17 , 20 , "foo" );
check_found_backward ("This is some foo foo text" , "Foo" , flags, 17 , 20 , "foo" );
check_found_backward ("This is some foo Foo text" , "foo" , flags, 17 , 20 , "Foo" );
check_found_backward ("This is some \303\200 \303\240 text" , "\303\240" , flags, 15 , 16 , "\303\240" );
check_found_backward ("This is some \303\200 \303\240 text" , "\303\200" , flags, 15 , 16 , "\303\240" );
check_found_backward ("This is some \303\200 \303\240 text" , "a\314\200" , flags, 15 , 16 , "\303\240" );
/* new lines in the haystack */
check_found_forward ("This is some\nfoo text" , "foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some\nfoo text" , "Foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some\nFoo text" , "foo" , flags, 13 , 16 , "Foo" );
check_found_forward ("This is some\n\303\200 text" , "\303\240" , flags, 13 , 14 , "\303\200" );
check_found_forward ("This is some\n\303\200 text" , "a\314\200" , flags, 13 , 14 , "\303\200" );
check_found_backward ("This is some\nfoo text" , "foo" , flags, 13 , 16 , "foo" );
check_found_backward ("This is some\nfoo text" , "Foo" , flags, 13 , 16 , "foo" );
check_found_backward ("This is some\nFoo text" , "foo" , flags, 13 , 16 , "Foo" );
check_found_backward ("This is some\n\303\200 text" , "\303\240" , flags, 13 , 14 , "\303\200" );
check_found_backward ("This is some\n\303\200 text" , "a\314\200" , flags, 13 , 14 , "\303\200" );
check_found_forward ("This is some foo\nfoo text" , "foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some foo\nfoo text" , "Foo" , flags, 13 , 16 , "foo" );
check_found_forward ("This is some Foo\nfoo text" , "foo" , flags, 13 , 16 , "Foo" );
check_found_forward ("This is some \303\200\n\303\200 text" , "\303\240" , flags, 13 , 14 , "\303\200" );
check_found_forward ("This is some \303\200\n\303\200 text" , "a\314\200" , flags, 13 , 14 , "\303\200" );
check_found_backward ("This is some foo\nfoo text" , "foo" , flags, 17 , 20 , "foo" );
check_found_backward ("This is some foo\nfoo text" , "Foo" , flags, 17 , 20 , "foo" );
check_found_backward ("This is some foo\nFoo text" , "foo" , flags, 17 , 20 , "Foo" );
check_found_backward ("This is some \303\200\n\303\200 text" , "\303\240" , flags, 15 , 16 , "\303\200" );
check_found_backward ("This is some \303\200\n\303\200 text" , "a\314\200" , flags, 15 , 16 , "\303\200" );
/* end of buffer */
check_found_forward ("This is some\ntext foo" , "foo" , flags, 18 , 21 , "foo" );
check_found_forward ("This is some\ntext foo" , "Foo" , flags, 18 , 21 , "foo" );
check_found_forward ("This is some\ntext Foo" , "foo" , flags, 18 , 21 , "Foo" );
check_found_forward ("This is some\ntext \303\200" , "\303\240" , flags, 18 , 19 , "\303\200" );
check_found_forward ("This is some\ntext \303\200" , "a\314\200" , flags, 18 , 19 , "\303\200" );
check_found_backward ("This is some\ntext foo" , "foo" , flags, 18 , 21 , "foo" );
check_found_backward ("This is some\ntext foo" , "Foo" , flags, 18 , 21 , "foo" );
check_found_backward ("This is some\ntext Foo" , "foo" , flags, 18 , 21 , "Foo" );
check_found_backward ("This is some\ntext \303\200" , "\303\240" , flags, 18 , 19 , "\303\200" );
check_found_backward ("This is some\ntext \303\200" , "a\314\200" , flags, 18 , 19 , "\303\200" );
/* multiple lines in the needle */
check_found_forward ("This is some foo\nfoo text" , "foo\nfoo" , flags, 13 , 20 , "foo\nfoo" );
check_found_forward ("This is some foo\nfoo text" , "Foo\nFoo" , flags, 13 , 20 , "foo\nfoo" );
check_found_forward ("This is some Foo\nFoo text" , "foo\nfoo" , flags, 13 , 20 , "Foo\nFoo" );
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" );
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" );
check_found_backward ("This is some foo\nfoo text" , "foo\nfoo" , flags, 13 , 20 , "foo\nfoo" );
check_found_backward ("This is some foo\nfoo text" , "Foo\nFoo" , flags, 13 , 20 , "foo\nfoo" );
check_found_backward ("This is some Foo\nFoo text" , "foo\nfoo" , flags, 13 , 20 , "Foo\nFoo" );
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" );
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" );
/* multi-byte characters outside the needle */
check_found_forward ("\303\200 aa" , "aa" , flags, 2 , 4 , "aa" );
check_found_forward ("aa \303\200" , "aa" , flags, 0 , 2 , "aa" );
check_found_backward ("\303\200 aa" , "aa" , flags, 2 , 4 , "aa" );
check_found_backward ("aa \303\200" , "aa" , flags, 0 , 2 , "aa" );
}
static void
test_forward_to_tag_toggle (void )
{
GtkTextBuffer *buffer;
GtkTextTag *bold_tag;
GtkTextTag *editable_tag;
GtkTextIter iter;
int offset;
gboolean ret;
buffer = gtk_text_buffer_new (NULL);
bold_tag = gtk_text_buffer_create_tag (buffer, "bold" ,
"weight" , PANGO_WEIGHT_BOLD,
NULL);
editable_tag = gtk_text_buffer_create_tag (buffer, "not-editable" ,
"editable" , FALSE ,
NULL);
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 , bold_tag, NULL);
gtk_text_buffer_insert_with_tags (buffer, &iter, "c" , -1 , editable_tag, NULL);
/* Go to the first "on" toggle */
gtk_text_buffer_get_start_iter (buffer, &iter);
ret = gtk_text_iter_forward_to_tag_toggle (&iter, NULL);
g_assert_true (ret);
offset = gtk_text_iter_get_offset (&iter);
g_assert_cmpint (offset, ==, 1 );
/* Go to the last "off" toggle for the bold tag */
ret = gtk_text_iter_forward_to_tag_toggle (&iter, bold_tag);
g_assert_true (ret);
offset = gtk_text_iter_get_offset (&iter);
g_assert_cmpint (offset, ==, 2 );
ret = gtk_text_iter_forward_to_tag_toggle (&iter, bold_tag);
g_assert_false (ret);
/* Go to the first "on" toggle for the editable tag */
gtk_text_buffer_get_start_iter (buffer, &iter);
ret = gtk_text_iter_forward_to_tag_toggle (&iter, editable_tag);
g_assert_true (ret);
offset = gtk_text_iter_get_offset (&iter);
g_assert_cmpint (offset, ==, 2 );
/* Test with the end iter */
gtk_text_buffer_get_end_iter (buffer, &iter);
ret = gtk_text_iter_forward_to_tag_toggle (&iter, editable_tag);
g_assert_false (ret);
g_object_unref (buffer);
}
static void
check_forward_line_end (const char *buffer_text,
int initial_offset,
int 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_to_line_end (&iter));
g_assert_cmpint (result_offset, ==, gtk_text_iter_get_offset (&iter));
g_object_unref (buffer);
}
static void
test_forward_to_line_end (void )
{
check_forward_line_end("a" , 0 , 1 , FALSE );
check_forward_line_end("a\n" , 0 , 1 , TRUE );
check_forward_line_end("a\r\n" , 0 , 1 , TRUE );
check_forward_line_end("a\na\n" , 1 , 3 , TRUE );
check_forward_line_end("a\na\n\n" , 1 , 3 , TRUE );
check_forward_line_end("a\r\na\n" , 1 , 4 , TRUE );
check_forward_line_end("a\r\na\r\n\r\n" , 1 , 4 , TRUE );
}
static void
check_word_boundaries (const char *buffer_text,
int 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 char *buffer_text,
int initial_offset,
int 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 char *buffer_text,
int initial_offset,
int 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,
int initial_offset,
int 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,
int initial_offset,
int 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 char *buffer_text,
int 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 char *buffer_text,
gboolean forward,
int initial_offset,
int 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,
int initial_offset,
int 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 char *buffer_text,
int 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 char *buffer_text,
int initial_offset,
int 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 char *buffer_text,
int initial_offset,
int 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;
int 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);
}
static void
test_invisible_text (void )
{
GtkTextBuffer *buffer;
GtkTextIter iter, end;
GtkTextTag *tag;
GtkTextTagTable *tags;
char *text;
buffer = gtk_text_buffer_new (NULL);
tag = gtk_text_tag_new ("invisible" );
tags = gtk_text_buffer_get_tag_table (buffer);
g_object_set (tag, "invisible" , TRUE , NULL);
gtk_text_tag_table_add (tags, tag);
gtk_text_buffer_get_start_iter (buffer, &iter);
gtk_text_buffer_insert (buffer, &iter, "one " , -1 );
gtk_text_buffer_insert_with_tags_by_name (buffer, &iter, "two three" , -1 , "invisible" , NULL);
gtk_text_buffer_insert (buffer, &iter, " four" , -1 );
gtk_text_buffer_get_start_iter (buffer, &iter);
gtk_text_buffer_get_end_iter (buffer, &end);
gtk_text_iter_forward_visible_word_end (&iter);
text = gtk_text_buffer_get_text (buffer, &iter, &end, TRUE );
g_assert_cmpstr (text, ==, " two three four" );
g_free (text);
gtk_text_iter_forward_word_end (&iter);
text = gtk_text_buffer_get_text (buffer, &iter, &end, TRUE );
g_assert_cmpstr (text, ==, " three four" );
g_free (text);
gtk_text_iter_forward_visible_word_end (&iter);
text = gtk_text_buffer_get_text (buffer, &iter, &end, TRUE );
g_assert_cmpstr (text, ==, " four" );
g_free (text);
gtk_text_iter_forward_visible_word_end (&iter);
g_assert_true (gtk_text_iter_equal (&iter, &end));
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);
g_test_add_func ("/TextIter/Invisible text" , test_invisible_text);
return g_test_run();
}
Messung V0.5 in Prozent C=100 H=92 G=95
¤ Dauer der Verarbeitung: 0.17 Sekunden
(vorverarbeitet am 2026-07-02)
¤
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