Learning_GTK4_tree/testsuite/gtk/maplistmodel.c

482 lines
12 KiB
C

/* Maplistmodel 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);
guint number;
g_assert_nonnull (object);
number = GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
g_object_unref (object);
return number;
}
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 char *
section_model_to_string (GListModel *model)
{
GString *string;
guint i, s, e;
if (!GTK_IS_SECTION_MODEL (model))
return model_to_string (model);
string = g_string_new (NULL);
i = 0;
while (i < g_list_model_get_n_items (model))
{
gtk_section_model_get_section (GTK_SECTION_MODEL (model), i, &s, &e);
g_assert (s == i);
if (i > 0)
g_string_append (string, " ");
g_string_append (string, "[");
for (; i < e; i++)
{
if (i > s)
g_string_append (string, " ");
g_string_append_printf (string, "%u", get (model, i));
}
g_string_append (string, "]");
i = e;
}
return g_string_free (string, FALSE);
}
static GListStore *
new_store (guint start,
guint end,
guint step);
static void
splice (GListStore *store,
guint pos,
guint removed,
guint *numbers,
guint added)
{
GObject **objects;
guint i;
objects = g_newa (GObject*, added);
for (i = 0; i < added; i++)
{
/* 0 cannot be differentiated from NULL, so don't use it */
g_assert_true (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]);
}
static void
add (GListStore *store,
guint number)
{
GObject *object;
/* 0 cannot be differentiated from NULL, so don't use it */
g_assert_cmpint (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_section_model(model, expected) G_STMT_START{ \
char *s = section_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_true (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
sections_changed (GListModel *model,
guint position,
guint n_items,
GString *changes)
{
g_assert_true (n_items != 0);
if (changes->len)
g_string_append (changes, ", ");
g_string_append_printf (changes, "s%u:%u", position, n_items);
}
static void
notify_n_items (GObject *object,
GParamSpec *pspec,
GString *changes)
{
g_string_append_c (changes, '*');
}
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 (GListModel *store)
{
GtkMapListModel *result;
GString *changes;
if (store)
g_object_ref (store);
result = gtk_map_list_model_new (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);
g_signal_connect (result, "sections-changed", G_CALLBACK (sections_changed), changes);
g_signal_connect (result, "notify::n-items", G_CALLBACK (notify_n_items), 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 (G_LIST_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 (G_LIST_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);
}
static void
test_add_items (void)
{
GtkMapListModel *map;
GListStore *store;
store = new_store (1, 5, 1);
map = new_model (G_LIST_MODEL (store));
assert_model (map, "2 4 6 8 10");
assert_changes (map, "");
add (store, 6);
assert_model (map, "2 4 6 8 10 12");
assert_changes (map, "+5*");
}
static void
test_remove_items (void)
{
GtkMapListModel *map;
GListStore *store;
store = new_store (1, 5, 1);
map = new_model (G_LIST_MODEL (store));
assert_model (map, "2 4 6 8 10");
assert_changes (map, "");
g_list_store_remove (store, 2);
assert_model (map, "2 4 8 10");
assert_changes (map, "-2*");
}
static void
test_splice (void)
{
GtkMapListModel *map;
GListStore *store;
store = new_store (1, 5, 1);
map = new_model (G_LIST_MODEL (store));
assert_model (map, "2 4 6 8 10");
assert_changes (map, "");
splice (store, 2, 2, (guint[]){ 4, 3 }, 2);
assert_model (map, "2 4 8 6 10");
assert_changes (map, "2-2+2");
}
static int
by_n (gconstpointer p1,
gconstpointer p2,
gpointer data)
{
guint n1 = GPOINTER_TO_UINT (g_object_get_qdata (G_OBJECT (p1), number_quark));
guint n2 = GPOINTER_TO_UINT (g_object_get_qdata (G_OBJECT (p2), number_quark));
unsigned int n = GPOINTER_TO_UINT (data);
n1 = n1 / n;
n2 = n2 / n;
if (n1 < n2)
return -1;
else if (n1 > n2)
return 1;
else
return 0;
}
static int
compare (gconstpointer first,
gconstpointer second,
gpointer unused)
{
return GPOINTER_TO_UINT (g_object_get_qdata (G_OBJECT (first), number_quark))
- GPOINTER_TO_UINT (g_object_get_qdata (G_OBJECT (second), number_quark));
}
static void
test_sections (void)
{
GtkMapListModel *map;
GListStore *store;
GtkSortListModel *sorted;
GtkSorter *sorter;
store = new_store (1, 10, 1);
sorted = gtk_sort_list_model_new (G_LIST_MODEL (store),
GTK_SORTER (gtk_custom_sorter_new (compare, NULL, NULL)));
map = new_model (G_LIST_MODEL (sorted));
assert_model (map, "2 4 6 8 10 12 14 16 18 20");
assert_section_model (map, "[2 4 6 8 10 12 14 16 18 20]");
assert_changes (map, "");
sorter = GTK_SORTER (gtk_custom_sorter_new (by_n, GUINT_TO_POINTER (3), NULL));
gtk_sort_list_model_set_section_sorter (sorted, sorter);
g_object_unref (sorter);
assert_section_model (map, "[2 4] [6 8 10] [12 14 16] [18 20]");
assert_changes (map, "s0:10");
g_object_unref (map);
}
int
main (int argc, char *argv[])
{
(g_test_init) (&argc, &argv, NULL);
setlocale (LC_ALL, "C");
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);
g_test_add_func ("/maplistmodel/add_items", test_add_items);
g_test_add_func ("/maplistmodel/remove_items", test_remove_items);
g_test_add_func ("/maplistmodel/splice", test_splice);
g_test_add_func ("/maplistmodel/sections", test_sections);
return g_test_run ();
}