[gtk+] tests textiter: unit tests for cursor positions
- From: Sébastien Wilmet <swilmet src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+] tests textiter: unit tests for cursor positions
- Date: Sun, 13 Jul 2014 15:10:09 +0000 (UTC)
commit 923642454f8610070573df3516f8627459735756
Author: Sébastien Wilmet <swilmet gnome org>
Date: Tue Apr 15 22:11:29 2014 +0200
tests textiter: unit tests for cursor positions
See the FIXME comment.
https://bugzilla.gnome.org/show_bug.cgi?id=618852
testsuite/gtk/textiter.c | 100 ++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 100 insertions(+), 0 deletions(-)
---
diff --git a/testsuite/gtk/textiter.c b/testsuite/gtk/textiter.c
index 57593c6..fce1828 100644
--- a/testsuite/gtk/textiter.c
+++ b/testsuite/gtk/textiter.c
@@ -405,6 +405,104 @@ test_word_boundaries (void)
check_backward_word_start ("ab", 2, 0, TRUE);
}
+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)
+{
+ /* 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);
+
+ /* 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, 3, FALSE); /* FIXME result offset should be 4, not 3 */
+ 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);
+}
+
int
main (int argc, char** argv)
{
@@ -416,6 +514,8 @@ main (int argc, char** argv)
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/Word Boundaries", test_word_boundaries);
+ g_test_add_func ("/TextIter/Cursor Positions", test_cursor_positions);
+ g_test_add_func ("/TextIter/Visible Cursor Positions", test_visible_cursor_positions);
return g_test_run();
}
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