/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; coding: utf-8 -*- */
/*
* This file is part of GtkSourceView
*
* Copyright (C) 2010 - Krzesimir Nowak
* Copyright (C) 2012-2015 - Sébastien Wilmet
* Copyright (C) 2013, 2015 - Paolo Borelli
*
* GtkSourceView 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 2.1 of the License, or (at your option) any later version.
*
* GtkSourceView 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdlib.h>
#include <gtksourceview/gtksource.h>
#include "gtksourceview/gtksourcebuffer-private.h"
static const char *c_snippet =
"#include <foo.h>\n"
"\n"
"/* this is a comment */\n"
"int main() {\n"
"}\n";
static void
flush_queue (void)
{
while (gtk_events_pending ())
{
gtk_main_iteration ();
}
}
/* If we are running from the source dir (e.g. during make check)
* we override the path to read from the data dir
*/
static void
init_default_manager (void)
{
gchar *dir;
dir = g_build_filename (TOP_SRCDIR, "data", "language-specs", NULL);
if (g_file_test (dir, G_FILE_TEST_IS_DIR))
{
GtkSourceLanguageManager *lm = gtk_source_language_manager_get_default ();
gchar *lang_dirs[2] = {dir, NULL};
gtk_source_language_manager_set_search_path (lm, lang_dirs);
}
g_free (dir);
}
static void
test_get_buffer (void)
{
GtkWidget *view;
GtkSourceBuffer *buffer;
view = gtk_source_view_new ();
buffer = GTK_SOURCE_BUFFER (gtk_text_view_get_buffer (GTK_TEXT_VIEW (view)));
g_assert (buffer != NULL);
g_assert (GTK_SOURCE_IS_BUFFER (buffer));
if (g_object_is_floating (view))
{
g_object_ref_sink (view);
}
/* Here we check if notify_buffer recreates the buffer while view is being
* destroyed, which causes assertion failure in GtkTextView's finalize ()
* function.
* Please see: https://bugzilla.gnome.org/show_bug.cgi?id=634510 */
g_object_unref (view);
}
static void
test_get_context_classes (void)
{
GtkSourceLanguageManager *lm;
GtkSourceBuffer *buffer;
GtkSourceLanguage *lang;
GtkTextIter start, end, i;
char **classes;
/* test plain text */
buffer = gtk_source_buffer_new (NULL);
gtk_text_buffer_set_text (GTK_TEXT_BUFFER (buffer), "some text", -1);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
gtk_source_buffer_ensure_highlight (buffer, &start, &end);
gtk_text_buffer_get_start_iter (GTK_TEXT_BUFFER (buffer), &i);
classes = gtk_source_buffer_get_context_classes_at_iter (buffer, &i);
g_assert_cmpuint (g_strv_length (classes), ==, 0);
g_strfreev (classes);
g_object_unref (buffer);
/* test C */
lm = gtk_source_language_manager_get_default ();
lang = gtk_source_language_manager_get_language (lm, "c");
g_assert (GTK_SOURCE_IS_LANGUAGE (lang));
buffer = gtk_source_buffer_new_with_language (lang);
gtk_text_buffer_set_text (GTK_TEXT_BUFFER (buffer), c_snippet, -1);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
gtk_source_buffer_ensure_highlight (buffer, &start, &end);
gtk_text_buffer_get_start_iter (GTK_TEXT_BUFFER (buffer), &i);
classes = gtk_source_buffer_get_context_classes_at_iter (buffer, &i);
g_assert_cmpuint (g_strv_length (classes), ==, 1);
g_assert_cmpstr (classes[0], ==, "no-spell-check");
g_strfreev (classes);
gtk_text_buffer_get_iter_at_line_offset (GTK_TEXT_BUFFER (buffer), &i, 2, 5);
classes = gtk_source_buffer_get_context_classes_at_iter (buffer, &i);
g_assert_cmpuint (g_strv_length (classes), ==, 1);
g_assert_cmpstr (classes[0], ==, "comment");
g_strfreev (classes);
g_object_unref (buffer);
}
static void
do_test_change_case (GtkSourceBuffer *buffer,
GtkSourceChangeCaseType case_type,
const gchar *text,
const gchar *expected)
{
GtkTextIter start;
GtkTextIter end;
gchar *changed;
gchar *changed_normalized;
gchar *expected_normalized;
gtk_text_buffer_set_text (GTK_TEXT_BUFFER (buffer), text, -1);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
gtk_source_buffer_change_case (buffer, case_type, &start, &end);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
changed = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (buffer), &start, &end, TRUE);
changed_normalized = g_utf8_normalize (changed, -1, G_NORMALIZE_DEFAULT);
expected_normalized = g_utf8_normalize (expected, -1, G_NORMALIZE_DEFAULT);
g_assert_cmpstr (changed_normalized, ==, expected_normalized);
g_free (changed);
g_free (changed_normalized);
g_free (expected_normalized);
}
static void
test_change_case (void)
{
GtkSourceBuffer *buffer;
buffer = gtk_source_buffer_new (NULL);
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_LOWER, "some TEXT", "some text");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_UPPER, "some TEXT", "SOME TEXT");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TOGGLE, "some TEXT", "SOME text");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TITLE, "some TEXT", "Some Text");
/* https://bugzilla.gnome.org/show_bug.cgi?id=416390 */
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_LOWER, "T̈OME", "ẗome");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_UPPER, "ẗome", "T̈OME");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TOGGLE, "ẗome", "T̈OME");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TOGGLE, "T̈OME", "ẗome");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TITLE, "ẗome", "T̈ome");
/* test g_unichar_totitle */
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_LOWER, "\307\261adzíki", "\307\263adzíki");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_LOWER, "\307\262adzíki", "\307\263adzíki");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_LOWER, "\307\263adzíki", "\307\263adzíki");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_UPPER, "\307\263adzíki", "\307\261ADZÍKI");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_UPPER, "\307\262adzíki", "\307\261ADZÍKI");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TOGGLE, "\307\263adzíki", "\307\261ADZÍKI");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TITLE, "\307\263adzíki", "\307\262adzíki");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TITLE, "\307\261ADZÍKI", "\307\262adzíki");
do_test_change_case (buffer, GTK_SOURCE_CHANGE_CASE_TITLE, "\307\262ADZÍKI", "\307\262adzíki");
g_object_unref (buffer);
}
static void
do_test_join_lines (GtkSourceBuffer *buffer,
const gchar *text,
const gchar *expected,
gint start_offset,
gint end_offset)
{
GtkTextIter start;
GtkTextIter end;
gchar *changed;
gtk_text_buffer_set_text (GTK_TEXT_BUFFER (buffer), text, -1);
gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (buffer), &start, start_offset);
gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (buffer), &end, end_offset);
gtk_source_buffer_join_lines (buffer, &start, &end);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
changed = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (buffer), &start, &end, TRUE);
g_assert_cmpstr (changed, ==, expected);
g_free (changed);
}
static void
test_join_lines (void)
{
GtkSourceBuffer *buffer;
buffer = gtk_source_buffer_new (NULL);
do_test_join_lines (buffer, "some text", "some text", 0, -1);
do_test_join_lines (buffer, "some\ntext", "some text", 0, -1);
do_test_join_lines (buffer, "some\t \n\t text", "some text", 0, -1);
do_test_join_lines (buffer, "some\n\n\ntext", "some text", 0, -1);
do_test_join_lines (buffer, "some\ntext", "some\ntext", 0, 1);
do_test_join_lines (buffer, "some\ntext", "some\ntext", 6, -1);
do_test_join_lines (buffer, "some\ntext\nmore", "some text\nmore", 0, 6);
do_test_join_lines (buffer, "some\ntext\nmore", "some\ntext more", 6, -1);
do_test_join_lines (buffer, "some\n text\nmore", "some text\nmore", 0, 5);
do_test_join_lines (buffer, "some\ntext\n\n\nmore", "some text\n\nmore", 0, 10);
g_object_unref (buffer);
}
static void
do_test_sort_lines (GtkSourceBuffer *buffer,
const gchar *text,
const gchar *expected,
gint start_offset,
gint end_offset,
GtkSourceSortFlags flags,
gint column)
{
GtkTextIter start;
GtkTextIter end;
gchar *changed;
gtk_text_buffer_set_text (GTK_TEXT_BUFFER (buffer), text, -1);
gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (buffer), &start, start_offset);
gtk_text_buffer_get_iter_at_offset (GTK_TEXT_BUFFER (buffer), &end, end_offset);
gtk_source_buffer_sort_lines (buffer, &start, &end, flags, column);
gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
changed = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (buffer), &start, &end, TRUE);
g_assert_cmpstr (changed, ==, expected);
g_free (changed);
}
static void
test_sort_lines (void)
{
GtkSourceBuffer *buffer;
buffer = gtk_source_buffer_new (NULL);
do_test_sort_lines (buffer, "aaa\nbbb\n", "aaa\nbbb\n", 0, -1, 0, 0);
do_test_sort_lines (buffer, "bbb\naaa\n", "aaa\nbbb\n", 0, -1, 0, 0);
do_test_sort_lines (buffer, "bbb\naaa\n", "aaa\nbbb\n", 1, -1, 0, 0);
do_test_sort_lines (buffer, "bbb\naaa\n", "aaa\nbbb\n", 0, 5, 0, 0);
do_test_sort_lines (buffer, "ccc\nbbb\naaa\n", "bbb\nccc\naaa\n", 0, 7, 0, 0);
do_test_sort_lines (buffer, "ccc\nbbb\naaa\n", "bbb\nccc\naaa\n", 0, 8, 0, 0);
do_test_sort_lines (buffer, "ccc\nbbb\naaa\n", "aaa\nbbb\nccc\n", 0, 9, 0, 0);
do_test_sort_lines (buffer, "aaa\nbbb\n", "bbb\naaa\n", 0, -1, GTK_SOURCE_SORT_FLAGS_REVERSE_ORDER, 0);
do_test_sort_lines (buffer, "aaa\nbbb\naaa\n", "aaa\nbbb\n", 0, -1, GTK_SOURCE_SORT_FLAGS_REMOVE_DUPLICATES, 0);
do_test_sort_lines (buffer, "bbb\naaa\nCCC\n", "CCC\naaa\nbbb\n", 0, -1, GTK_SOURCE_SORT_FLAGS_CASE_SENSITIVE, 0);
do_test_sort_lines (buffer, "aaabbb\nbbbaaa\n", "bbbaaa\naaabbb\n", 0, -1, 0, 3);
do_test_sort_lines (buffer, "abcdefghijk\n", "abcdefghijk\n", 2, 6, 0, 0);
g_object_unref (buffer);
}
static void
do_test_bracket_matching (GtkSourceBuffer *source_buffer,
const gchar *text,
gint offset,
gint expected_offset_bracket,
gint expected_offset_match,
GtkSourceBracketMatchType expected_result)
{
GtkTextBuffer *text_buffer = GTK_TEXT_BUFFER (source_buffer);
GtkTextIter iter;
GtkTextIter bracket;
GtkTextIter bracket_match;
GtkSourceBracketMatchType result;
gtk_text_buffer_set_text (text_buffer, text, -1);
/* Ensure that the syntax highlighting engine has finished, and that
* context classes are correctly defined.
*/
flush_queue ();
gtk_text_buffer_get_iter_at_offset (text_buffer, &iter, offset);
result = _gtk_source_buffer_find_bracket_match (source_buffer,
&iter,
&bracket,
&bracket_match);
g_assert_cmpint (result, ==, expected_result);
if (result == GTK_SOURCE_BRACKET_MATCH_FOUND)
{
gint offset_bracket;
gint offset_match;
offset_bracket = gtk_text_iter_get_offset (&bracket);
offset_match = gtk_text_iter_get_offset (&bracket_match);
g_assert_cmpint (offset_bracket, ==, expected_offset_bracket);
g_assert_cmpint (offset_match, ==, expected_offset_match);
}
}
static void
test_bracket_matching (void)
{
GtkSourceBuffer *buffer;
GtkSourceLanguageManager *language_manager;
GtkSourceLanguage *c_language;
GtkTextTagTable *table;
buffer = gtk_source_buffer_new (NULL);
language_manager = gtk_source_language_manager_get_default ();
c_language = gtk_source_language_manager_get_language (language_manager, "c");
g_assert (c_language != NULL);
gtk_source_buffer_set_language (buffer, c_language);
/* Basics */
do_test_bracket_matching (buffer, "(ab)", 0, 0, 3, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab)", 1, 0, 3, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab)", 2, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
do_test_bracket_matching (buffer, "(ab)", 3, 3, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab)", 4, 3, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab))", 0, 0, 3, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab))", 1, 0, 3, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab))", 2, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
do_test_bracket_matching (buffer, "(ab))", 3, 3, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab))", 4, 3, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(ab))", 5, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "((ab)", 0, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "((ab)", 1, 1, 4, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "((ab)", 2, 1, 4, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "((ab)", 3, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
do_test_bracket_matching (buffer, "((ab)", 4, 4, 1, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "((ab)", 5, 4, 1, GTK_SOURCE_BRACKET_MATCH_FOUND);
/* String context class */
do_test_bracket_matching (buffer, "(\"(ab))\")", 0, 0, 8, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 1, 0, 8, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 2, 2, 5, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 3, 2, 5, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 4, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
do_test_bracket_matching (buffer, "(\"(ab))\")", 5, 5, 2, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 6, 5, 2, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 7, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 8, 8, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "(\"(ab))\")", 9, 8, 0, GTK_SOURCE_BRACKET_MATCH_FOUND);
do_test_bracket_matching (buffer, "((\"(ab))\")", 0, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 0, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 1, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 2, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 3, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 4, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 5, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 6, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "\"(\"a\")\"", 7, -1, -1, GTK_SOURCE_BRACKET_MATCH_NONE);
/* Comment context class */
do_test_bracket_matching (buffer, "/*(*/ /*)*/", 2, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "/*(*/ /*)*/", 8, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
/* Direct changes: string -> comment -> string */
do_test_bracket_matching (buffer, "\"(\"/*a*/\")\"", 1, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "\"(\"/*a*/\")\"", 9, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
/* Direct changes: comment -> string -> comment */
do_test_bracket_matching (buffer, "/*(*/\"a\"/*)*/", 2, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "/*(*/\"a\"/*)*/", 10, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
/* Single char in C */
do_test_bracket_matching (buffer, "'(' ')'", 1, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
do_test_bracket_matching (buffer, "'(' ')'", 5, -1, -1, GTK_SOURCE_BRACKET_MATCH_NOT_FOUND);
g_object_unref (buffer);
/* Test setting the property and a specific tag table. There was a
* hack in the implementation to avoid trying to match brackets before
* the tag-table property is set. But now the hack is no longer needed.
*/
table = gtk_text_tag_table_new ();
buffer = g_object_new (GTK_SOURCE_TYPE_BUFFER,
"highlight-matching-brackets", FALSE,
"tag-table", table,
NULL);
g_object_unref (buffer);
buffer = g_object_new (GTK_SOURCE_TYPE_BUFFER,
"highlight-matching-brackets", TRUE,
"tag-table", table,
NULL);
g_object_unref (buffer);
g_object_unref (table);
}
int
main (int argc, char** argv)
{
gtk_test_init (&argc, &argv);
init_default_manager ();
g_test_add_func ("/Buffer/bug-634510", test_get_buffer);
g_test_add_func ("/Buffer/get-context-classes", test_get_context_classes);
g_test_add_func ("/Buffer/change-case", test_change_case);
g_test_add_func ("/Buffer/join-lines", test_join_lines);
g_test_add_func ("/Buffer/sort-lines", test_sort_lines);
g_test_add_func ("/Buffer/bracket-matching", test_bracket_matching);
return g_test_run();
}