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tests textiter: test word boundaries

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- As the tests show, some of the functions have a strange and
inconsistent behavior for corner cases.

- Rename test_full_buffer() -> test_search_full_buffer() because
textiter.c is used for other GtkTextIter unit tests.

https://bugzilla.gnome.org/show_bug.cgi?id=727908
This commit is contained in:
Sébastien Wilmet
2014-04-08 21:36:45 +02:00
committed by Matthias Clasen
parent 14ce8025ca
commit 704a178abb
1 changed files with 90 additions and 2 deletions
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92
testsuite/gtk/textiter.c
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@ -136,7 +136,7 @@ check_not_found (const gchar *haystack,
}
static void
test_full_buffer (void)
test_search_full_buffer (void)
{
check_found_forward ("foo", "foo", 0, 0, 3, "foo");
check_found_backward ("foo", "foo", 0, 0, 3, "foo");
@ -318,16 +318,104 @@ test_forward_to_tag_toggle (void)
g_object_unref (buffer);
}
static void
check_word_boundaries (const gchar *buffer_text,
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_forward_word_end ("ab ", 0, 2, TRUE);
check_forward_word_end ("ab ", 1, 2, TRUE);
check_forward_word_end ("ab ", 2, 3, FALSE); /* FIXME bug? */
check_forward_word_end ("ab ", 3, 3, FALSE);
check_forward_word_end ("ab", 0, 2, FALSE); /* the FALSE is strange here */
check_backward_word_start (" ab", 3, 1, TRUE);
check_backward_word_start (" ab", 2, 1, TRUE);
check_backward_word_start (" ab", 1, 1, FALSE); /* FIXME Inconsistent with the equivalent for forward_word_end() */
check_backward_word_start (" ab", 0, 0, FALSE);
check_backward_word_start ("ab", 2, 0, TRUE);
}
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_full_buffer);
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/Word Boundaries", test_word_boundaries);
return g_test_run();
}