gtk2/testsuite/gtk/maplistmodel.c
2018-09-16 18:50:17 +02:00

301 lines
7.4 KiB
C

/* GtkRBTree tests.
*
* Copyright (C) 2011, Red Hat, Inc.
* Authors: Benjamin Otte <otte@gnome.org>
*
* 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 <locale.h>
#include <gtk/gtk.h>
static GQuark number_quark;
static GQuark changes_quark;
static guint
get (GListModel *model,
guint position)
{
GObject *object = g_list_model_get_item (model, position);
g_assert (object != NULL);
return GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
}
static char *
model_to_string (GListModel *model)
{
GString *string = g_string_new (NULL);
guint i;
for (i = 0; i < g_list_model_get_n_items (model); i++)
{
if (i > 0)
g_string_append (string, " ");
g_string_append_printf (string, "%u", get (model, i));
}
return g_string_free (string, FALSE);
}
static GListStore *
new_store (guint start,
guint end,
guint step);
#if 0
static void
splice (GListStore *store,
guint pos,
guint removed,
guint *numbers,
guint added)
{
GObject *objects[added];
guint i;
for (i = 0; i < added; i++)
{
/* 0 cannot be differentiated from NULL, so don't use it */
g_assert (numbers[i] != 0);
objects[i] = g_object_new (G_TYPE_OBJECT, NULL);
g_object_set_qdata (objects[i], number_quark, GUINT_TO_POINTER (numbers[i]));
}
g_list_store_splice (store, pos, removed, (gpointer *) objects, added);
for (i = 0; i < added; i++)
g_object_unref (objects[i]);
}
#endif
static void
add (GListStore *store,
guint number)
{
GObject *object;
/* 0 cannot be differentiated from NULL, so don't use it */
g_assert (number != 0);
object = g_object_new (G_TYPE_OBJECT, NULL);
g_object_set_qdata (object, number_quark, GUINT_TO_POINTER (number));
g_list_store_append (store, object);
g_object_unref (object);
}
#define assert_model(model, expected) G_STMT_START{ \
char *s = model_to_string (G_LIST_MODEL (model)); \
if (!g_str_equal (s, expected)) \
g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
#model " == " #expected, s, "==", expected); \
g_free (s); \
}G_STMT_END
#define assert_changes(model, expected) G_STMT_START{ \
GString *changes = g_object_get_qdata (G_OBJECT (model), changes_quark); \
if (!g_str_equal (changes->str, expected)) \
g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
#model " == " #expected, changes->str, "==", expected); \
g_string_set_size (changes, 0); \
}G_STMT_END
static GListStore *
new_empty_store (void)
{
return g_list_store_new (G_TYPE_OBJECT);
}
static GListStore *
new_store (guint start,
guint end,
guint step)
{
GListStore *store = new_empty_store ();
guint i;
for (i = start; i <= end; i += step)
add (store, i);
return store;
}
static void
items_changed (GListModel *model,
guint position,
guint removed,
guint added,
GString *changes)
{
g_assert (removed != 0 || added != 0);
if (changes->len)
g_string_append (changes, ", ");
if (removed == 1 && added == 0)
{
g_string_append_printf (changes, "-%u", position);
}
else if (removed == 0 && added == 1)
{
g_string_append_printf (changes, "+%u", position);
}
else
{
g_string_append_printf (changes, "%u", position);
if (removed > 0)
g_string_append_printf (changes, "-%u", removed);
if (added > 0)
g_string_append_printf (changes, "+%u", added);
}
}
static void
free_changes (gpointer data)
{
GString *changes = data;
/* all changes must have been checked via assert_changes() before */
g_assert_cmpstr (changes->str, ==, "");
g_string_free (changes, TRUE);
}
static gpointer
map_multiply (gpointer item,
gpointer factor)
{
GObject *object;
guint num;
object = g_object_new (G_TYPE_OBJECT, NULL);
num = GPOINTER_TO_UINT (g_object_get_qdata (item, number_quark));
g_object_set_qdata (object, number_quark, GUINT_TO_POINTER (GPOINTER_TO_UINT (factor) * num));
g_object_unref (item);
return object;
}
static GtkMapListModel *
new_model (GListStore *store)
{
GtkMapListModel *result;
GString *changes;
result = gtk_map_list_model_new (G_TYPE_OBJECT, G_LIST_MODEL (store), map_multiply, GUINT_TO_POINTER (2), NULL);
changes = g_string_new ("");
g_object_set_qdata_full (G_OBJECT(result), changes_quark, changes, free_changes);
g_signal_connect (result, "items-changed", G_CALLBACK (items_changed), changes);
return result;
}
static void
test_create_empty (void)
{
GtkMapListModel *map;
map = new_model (NULL);
assert_model (map, "");
assert_changes (map, "");
g_object_unref (map);
}
static void
test_create (void)
{
GtkMapListModel *map;
GListStore *store;
store = new_store (1, 5, 1);
map = new_model (store);
assert_model (map, "2 4 6 8 10");
assert_changes (map, "");
g_object_unref (store);
assert_model (map, "2 4 6 8 10");
assert_changes (map, "");
g_object_unref (map);
}
static void
test_set_model (void)
{
GtkMapListModel *map;
GListStore *store;
map = new_model (NULL);
assert_model (map, "");
assert_changes (map, "");
store = new_store (1, 5, 1);
gtk_map_list_model_set_model (map, G_LIST_MODEL (store));
assert_model (map, "2 4 6 8 10");
assert_changes (map, "0+5");
gtk_map_list_model_set_model (map, NULL);
assert_model (map, "");
assert_changes (map, "0-5");
g_object_unref (store);
g_object_unref (map);
}
static void
test_set_map_func (void)
{
GtkMapListModel *map;
GListStore *store;
store = new_store (1, 5, 1);
map = new_model (store);
assert_model (map, "2 4 6 8 10");
assert_changes (map, "");
gtk_map_list_model_set_map_func (map, map_multiply, GUINT_TO_POINTER (3), NULL);
assert_model (map, "3 6 9 12 15");
assert_changes (map, "0-5+5");
gtk_map_list_model_set_map_func (map, NULL, NULL, NULL);
assert_model (map, "1 2 3 4 5");
assert_changes (map, "0-5+5");
gtk_map_list_model_set_map_func (map, map_multiply, GUINT_TO_POINTER (2), NULL);
assert_model (map, "2 4 6 8 10");
assert_changes (map, "0-5+5");
g_object_unref (store);
g_object_unref (map);
}
int
main (int argc, char *argv[])
{
g_test_init (&argc, &argv, NULL);
setlocale (LC_ALL, "C");
g_test_bug_base ("http://bugzilla.gnome.org/show_bug.cgi?id=%s");
number_quark = g_quark_from_static_string ("Hell and fire was spawned to be released.");
changes_quark = g_quark_from_static_string ("What did I see? Can I believe what I saw?");
g_test_add_func ("/maplistmodel/create_empty", test_create_empty);
g_test_add_func ("/maplistmodel/create", test_create);
g_test_add_func ("/maplistmodel/set-model", test_set_model);
g_test_add_func ("/maplistmodel/set-map-func", test_set_map_func);
return g_test_run ();
}