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glib2.0/gio/tests/glistmodel.c

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/*
* Copyright 2015 Lars Uebernickel
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*
* 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 2.1 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/>.
*
* Authors: Lars Uebernickel <lars@uebernic.de>
*/
#include <gio/gio.h>
#include <string.h>
/* Wrapper around g_list_model_get_item() and g_list_model_get_object() which
* checks they return the same thing. */
static gpointer
list_model_get (GListModel *model,
guint position)
{
GObject *item = g_list_model_get_item (model, position);
GObject *object = g_list_model_get_object (model, position);
g_assert_true (item == object);
g_clear_object (&object);
return g_steal_pointer (&item);
}
#define assert_cmpitems(store, cmp, n_items) G_STMT_START{ \
guint tmp; \
g_assert_cmpuint (g_list_model_get_n_items (G_LIST_MODEL (store)), cmp, n_items); \
g_object_get (store, "n-items", &tmp, NULL); \
g_assert_cmpuint (tmp, cmp, n_items); \
}G_STMT_END
/* Test that constructing/getting/setting properties on a #GListStore works. */
static void
test_store_properties (void)
{
GListStore *store = NULL;
GType item_type;
store = g_list_store_new (G_TYPE_MENU_ITEM);
g_object_get (store, "item-type", &item_type, NULL);
g_assert_cmpint (item_type, ==, G_TYPE_MENU_ITEM);
g_clear_object (&store);
}
/* Test that #GListStore rejects non-GObject item types. */
static void
test_store_non_gobjects (void)
{
if (g_test_subprocess ())
{
/* We have to use g_object_new() since g_list_store_new() checks the item
* type. We want to check the property setter code works properly. */
g_object_new (G_TYPE_LIST_STORE, "item-type", G_TYPE_LONG, NULL);
return;
}
g_test_trap_subprocess (NULL, 0, G_TEST_SUBPROCESS_DEFAULT);
g_test_trap_assert_failed ();
g_test_trap_assert_stderr ("*WARNING*value * of type 'GType' is invalid or "
"out of range for property 'item-type'*");
}
static void
test_store_boundaries (void)
{
GListStore *store;
GMenuItem *item;
store = g_list_store_new (G_TYPE_MENU_ITEM);
item = g_menu_item_new (NULL, NULL);
/* remove an item from an empty list */
g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, "*g_sequence*");
g_list_store_remove (store, 0);
g_test_assert_expected_messages ();
/* don't allow inserting an item past the end ... */
g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, "*g_sequence*");
g_list_store_insert (store, 1, item);
assert_cmpitems (store, ==, 0);
g_test_assert_expected_messages ();
/* ... except exactly at the end */
g_list_store_insert (store, 0, item);
assert_cmpitems (store, ==, 1);
/* remove a non-existing item at exactly the end of the list */
g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, "*g_sequence*");
g_list_store_remove (store, 1);
g_test_assert_expected_messages ();
g_list_store_remove (store, 0);
assert_cmpitems (store, ==, 0);
/* splice beyond the end of the list */
g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, "*position*");
g_list_store_splice (store, 1, 0, NULL, 0);
g_test_assert_expected_messages ();
/* remove items from an empty list */
g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, "*position*");
g_list_store_splice (store, 0, 1, NULL, 0);
g_test_assert_expected_messages ();
g_list_store_append (store, item);
g_list_store_splice (store, 0, 1, (gpointer *) &item, 1);
assert_cmpitems (store, ==, 1);
/* remove more items than exist */
g_test_expect_message (G_LOG_DOMAIN, G_LOG_LEVEL_CRITICAL, "*position*");
g_list_store_splice (store, 0, 5, NULL, 0);
g_test_assert_expected_messages ();
assert_cmpitems (store, ==, 1);
g_object_unref (store);
g_assert_finalize_object (item);
}
static void
test_store_refcounts (void)
{
GListStore *store;
GMenuItem *items[10];
GMenuItem *tmp;
guint i;
guint n_items;
store = g_list_store_new (G_TYPE_MENU_ITEM);
assert_cmpitems (store, ==, 0);
g_assert_null (list_model_get (G_LIST_MODEL (store), 0));
n_items = G_N_ELEMENTS (items);
for (i = 0; i < n_items; i++)
{
items[i] = g_menu_item_new (NULL, NULL);
g_object_add_weak_pointer (G_OBJECT (items[i]), (gpointer *) &items[i]);
g_list_store_append (store, items[i]);
g_object_unref (items[i]);
g_assert_nonnull (items[i]);
}
assert_cmpitems (store, ==, n_items);
g_assert_null (list_model_get (G_LIST_MODEL (store), n_items));
tmp = list_model_get (G_LIST_MODEL (store), 3);
g_assert_true (tmp == items[3]);
g_object_unref (tmp);
g_list_store_remove (store, 4);
g_assert_null (items[4]);
n_items--;
assert_cmpitems (store, ==, n_items);
g_assert_null (list_model_get (G_LIST_MODEL (store), n_items));
g_object_unref (store);
for (i = 0; i < G_N_ELEMENTS (items); i++)
g_assert_null (items[i]);
}
static gchar *
make_random_string (void)
{
gchar *str = g_malloc (10);
gint i;
for (i = 0; i < 9; i++)
str[i] = g_test_rand_int_range ('a', 'z');
str[i] = '\0';
return str;
}
static gint
compare_items (gconstpointer a_p,
gconstpointer b_p,
gpointer user_data)
{
GObject *a_o = (GObject *) a_p;
GObject *b_o = (GObject *) b_p;
gchar *a = g_object_get_data (a_o, "key");
gchar *b = g_object_get_data (b_o, "key");
g_assert (user_data == GUINT_TO_POINTER(0x1234u));
return strcmp (a, b);
}
static void
insert_string (GListStore *store,
const gchar *str)
{
GObject *obj;
obj = g_object_new (G_TYPE_OBJECT, NULL);
g_object_set_data_full (obj, "key", g_strdup (str), g_free);
g_list_store_insert_sorted (store, obj, compare_items, GUINT_TO_POINTER(0x1234u));
g_object_unref (obj);
}
static void
test_store_sorted (void)
{
GListStore *store;
guint i;
store = g_list_store_new (G_TYPE_OBJECT);
for (i = 0; i < 1000; i++)
{
gchar *str = make_random_string ();
insert_string (store, str);
insert_string (store, str); /* multiple copies of the same are OK */
g_free (str);
}
assert_cmpitems (store, ==, 2000);
for (i = 0; i < 1000; i++)
{
GObject *a, *b;
/* should see our two copies */
a = list_model_get (G_LIST_MODEL (store), i * 2);
b = list_model_get (G_LIST_MODEL (store), i * 2 + 1);
g_assert (compare_items (a, b, GUINT_TO_POINTER(0x1234)) == 0);
g_assert (a != b);
if (i)
{
GObject *c;
c = list_model_get (G_LIST_MODEL (store), i * 2 - 1);
g_assert (c != a);
g_assert (c != b);
g_assert (compare_items (b, c, GUINT_TO_POINTER(0x1234)) > 0);
g_assert (compare_items (a, c, GUINT_TO_POINTER(0x1234)) > 0);
g_object_unref (c);
}
g_object_unref (a);
g_object_unref (b);
}
g_object_unref (store);
}
/* Test that using splice() to replace the middle element in a list store works. */
static void
test_store_splice_replace_middle (void)
{
GListStore *store;
GListModel *model;
GAction *item;
GPtrArray *array;
g_test_bug ("https://bugzilla.gnome.org/show_bug.cgi?id=795307");
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
array = g_ptr_array_new_full (0, g_object_unref);
g_ptr_array_add (array, g_simple_action_new ("1", NULL));
g_ptr_array_add (array, g_simple_action_new ("2", NULL));
g_ptr_array_add (array, g_simple_action_new ("3", NULL));
g_ptr_array_add (array, g_simple_action_new ("4", NULL));
g_ptr_array_add (array, g_simple_action_new ("5", NULL));
/* Add three items through splice */
g_list_store_splice (store, 0, 0, array->pdata, 3);
assert_cmpitems (store, ==, 3);
item = list_model_get (model, 0);
g_assert_cmpstr (g_action_get_name (item), ==, "1");
g_object_unref (item);
item = list_model_get (model, 1);
g_assert_cmpstr (g_action_get_name (item), ==, "2");
g_object_unref (item);
item = list_model_get (model, 2);
g_assert_cmpstr (g_action_get_name (item), ==, "3");
g_object_unref (item);
/* Replace the middle one with two new items */
g_list_store_splice (store, 1, 1, array->pdata + 3, 2);
assert_cmpitems (store, ==, 4);
item = list_model_get (model, 0);
g_assert_cmpstr (g_action_get_name (item), ==, "1");
g_object_unref (item);
item = list_model_get (model, 1);
g_assert_cmpstr (g_action_get_name (item), ==, "4");
g_object_unref (item);
item = list_model_get (model, 2);
g_assert_cmpstr (g_action_get_name (item), ==, "5");
g_object_unref (item);
item = list_model_get (model, 3);
g_assert_cmpstr (g_action_get_name (item), ==, "3");
g_object_unref (item);
g_ptr_array_unref (array);
g_object_unref (store);
}
/* Test that using splice() to replace the whole list store works. */
static void
test_store_splice_replace_all (void)
{
GListStore *store;
GListModel *model;
GPtrArray *array;
GAction *item;
g_test_bug ("https://bugzilla.gnome.org/show_bug.cgi?id=795307");
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
array = g_ptr_array_new_full (0, g_object_unref);
g_ptr_array_add (array, g_simple_action_new ("1", NULL));
g_ptr_array_add (array, g_simple_action_new ("2", NULL));
g_ptr_array_add (array, g_simple_action_new ("3", NULL));
g_ptr_array_add (array, g_simple_action_new ("4", NULL));
/* Add the first two */
g_list_store_splice (store, 0, 0, array->pdata, 2);
assert_cmpitems (store, ==, 2);
item = list_model_get (model, 0);
g_assert_cmpstr (g_action_get_name (item), ==, "1");
g_object_unref (item);
item = list_model_get (model, 1);
g_assert_cmpstr (g_action_get_name (item), ==, "2");
g_object_unref (item);
/* Replace all with the last two */
g_list_store_splice (store, 0, 2, array->pdata + 2, 2);
assert_cmpitems (store, ==, 2);
item = list_model_get (model, 0);
g_assert_cmpstr (g_action_get_name (item), ==, "3");
g_object_unref (item);
item = list_model_get (model, 1);
g_assert_cmpstr (g_action_get_name (item), ==, "4");
g_object_unref (item);
g_ptr_array_unref (array);
g_object_unref (store);
}
/* Test that using splice() without removing or adding anything works */
static void
test_store_splice_noop (void)
{
GListStore *store;
GListModel *model;
GAction *item;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
/* splice noop with an empty list */
g_list_store_splice (store, 0, 0, NULL, 0);
assert_cmpitems (store, ==, 0);
/* splice noop with a non-empty list */
item = G_ACTION (g_simple_action_new ("1", NULL));
g_list_store_append (store, item);
g_object_unref (item);
g_list_store_splice (store, 0, 0, NULL, 0);
assert_cmpitems (store, ==, 1);
g_list_store_splice (store, 1, 0, NULL, 0);
assert_cmpitems (store, ==, 1);
item = list_model_get (model, 0);
g_assert_cmpstr (g_action_get_name (item), ==, "1");
g_object_unref (item);
g_object_unref (store);
}
static gboolean
model_array_equal (GListModel *model, GPtrArray *array)
{
guint i;
if (g_list_model_get_n_items (model) != array->len)
return FALSE;
for (i = 0; i < array->len; i++)
{
GObject *ptr;
gboolean ptrs_equal;
ptr = list_model_get (model, i);
ptrs_equal = (g_ptr_array_index (array, i) == ptr);
g_object_unref (ptr);
if (!ptrs_equal)
return FALSE;
}
return TRUE;
}
/* Test that using splice() to remove multiple items at different
* positions works */
static void
test_store_splice_remove_multiple (void)
{
GListStore *store;
GListModel *model;
GPtrArray *array;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
array = g_ptr_array_new_full (0, g_object_unref);
g_ptr_array_add (array, g_simple_action_new ("1", NULL));
g_ptr_array_add (array, g_simple_action_new ("2", NULL));
g_ptr_array_add (array, g_simple_action_new ("3", NULL));
g_ptr_array_add (array, g_simple_action_new ("4", NULL));
g_ptr_array_add (array, g_simple_action_new ("5", NULL));
g_ptr_array_add (array, g_simple_action_new ("6", NULL));
g_ptr_array_add (array, g_simple_action_new ("7", NULL));
g_ptr_array_add (array, g_simple_action_new ("8", NULL));
g_ptr_array_add (array, g_simple_action_new ("9", NULL));
g_ptr_array_add (array, g_simple_action_new ("10", NULL));
/* Add all */
g_list_store_splice (store, 0, 0, array->pdata, array->len);
g_assert_true (model_array_equal (model, array));
/* Remove the first two */
g_list_store_splice (store, 0, 2, NULL, 0);
g_assert_false (model_array_equal (model, array));
g_ptr_array_remove_range (array, 0, 2);
g_assert_true (model_array_equal (model, array));
assert_cmpitems (store, ==, 8);
/* Remove two in the middle */
g_list_store_splice (store, 2, 2, NULL, 0);
g_assert_false (model_array_equal (model, array));
g_ptr_array_remove_range (array, 2, 2);
g_assert_true (model_array_equal (model, array));
assert_cmpitems (store, ==, 6);
/* Remove two at the end */
g_list_store_splice (store, 4, 2, NULL, 0);
g_assert_false (model_array_equal (model, array));
g_ptr_array_remove_range (array, 4, 2);
g_assert_true (model_array_equal (model, array));
assert_cmpitems (store, ==, 4);
g_ptr_array_unref (array);
g_object_unref (store);
}
/* Test that using splice() to add multiple items at different
* positions works */
static void
test_store_splice_add_multiple (void)
{
GListStore *store;
GListModel *model;
GPtrArray *array;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
array = g_ptr_array_new_full (0, g_object_unref);
g_ptr_array_add (array, g_simple_action_new ("1", NULL));
g_ptr_array_add (array, g_simple_action_new ("2", NULL));
g_ptr_array_add (array, g_simple_action_new ("3", NULL));
g_ptr_array_add (array, g_simple_action_new ("4", NULL));
g_ptr_array_add (array, g_simple_action_new ("5", NULL));
g_ptr_array_add (array, g_simple_action_new ("6", NULL));
/* Add two at the beginning */
g_list_store_splice (store, 0, 0, array->pdata, 2);
/* Add two at the end */
g_list_store_splice (store, 2, 0, array->pdata + 4, 2);
/* Add two in the middle */
g_list_store_splice (store, 2, 0, array->pdata + 2, 2);
g_assert_true (model_array_equal (model, array));
g_ptr_array_unref (array);
g_object_unref (store);
}
/* Test that get_item_type() returns the right type */
static void
test_store_item_type (void)
{
GListStore *store;
GType gtype;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
gtype = g_list_model_get_item_type (G_LIST_MODEL (store));
g_assert (gtype == G_TYPE_SIMPLE_ACTION);
g_object_unref (store);
}
/* Test that remove_all() removes all items */
static void
test_store_remove_all (void)
{
GListStore *store;
GSimpleAction *item;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
/* Test with an empty list */
g_list_store_remove_all (store);
assert_cmpitems (store, ==, 0);
/* Test with a non-empty list */
item = g_simple_action_new ("42", NULL);
g_list_store_append (store, item);
g_list_store_append (store, item);
g_object_unref (item);
assert_cmpitems (store, ==, 2);
g_list_store_remove_all (store);
assert_cmpitems (store, ==, 0);
g_object_unref (store);
}
/* Test that splice() logs an error when passed the wrong item type */
static void
test_store_splice_wrong_type (void)
{
GListStore *store;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
g_test_expect_message (G_LOG_DOMAIN,
G_LOG_LEVEL_CRITICAL,
"*GListStore instead of a GSimpleAction*");
g_list_store_splice (store, 0, 0, (gpointer)&store, 1);
g_object_unref (store);
}
static gint
ptr_array_cmp_action_by_name (GAction **a, GAction **b)
{
return g_strcmp0 (g_action_get_name (*a), g_action_get_name (*b));
}
static gint
list_model_cmp_action_by_name (GAction *a, GAction *b, gpointer user_data)
{
return g_strcmp0 (g_action_get_name (a), g_action_get_name (b));
}
/* Test if sort() works */
static void
test_store_sort (void)
{
GListStore *store;
GListModel *model;
GPtrArray *array;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
array = g_ptr_array_new_full (0, g_object_unref);
g_ptr_array_add (array, g_simple_action_new ("2", NULL));
g_ptr_array_add (array, g_simple_action_new ("3", NULL));
g_ptr_array_add (array, g_simple_action_new ("9", NULL));
g_ptr_array_add (array, g_simple_action_new ("4", NULL));
g_ptr_array_add (array, g_simple_action_new ("5", NULL));
g_ptr_array_add (array, g_simple_action_new ("8", NULL));
g_ptr_array_add (array, g_simple_action_new ("6", NULL));
g_ptr_array_add (array, g_simple_action_new ("7", NULL));
g_ptr_array_add (array, g_simple_action_new ("1", NULL));
/* Sort an empty list */
g_list_store_sort (store, (GCompareDataFunc)list_model_cmp_action_by_name, NULL);
/* Add all */
g_list_store_splice (store, 0, 0, array->pdata, array->len);
g_assert_true (model_array_equal (model, array));
/* Sort both and check if the result is the same */
g_ptr_array_sort (array, (GCompareFunc)ptr_array_cmp_action_by_name);
g_assert_false (model_array_equal (model, array));
g_list_store_sort (store, (GCompareDataFunc)list_model_cmp_action_by_name, NULL);
g_assert_true (model_array_equal (model, array));
g_ptr_array_unref (array);
g_object_unref (store);
}
/* Test the cases where the item store tries to speed up item access by caching
* the last iter/position */
static void
test_store_get_item_cache (void)
{
GListStore *store;
GListModel *model;
GSimpleAction *item1, *item2, *temp;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
/* Add two */
item1 = g_simple_action_new ("1", NULL);
g_list_store_append (store, item1);
item2 = g_simple_action_new ("2", NULL);
g_list_store_append (store, item2);
/* Clear the cache */
g_assert_null (list_model_get (model, 42));
/* Access the same position twice */
temp = list_model_get (model, 1);
g_assert (temp == item2);
g_object_unref (temp);
temp = list_model_get (model, 1);
g_assert (temp == item2);
g_object_unref (temp);
g_assert_null (list_model_get (model, 42));
/* Access forwards */
temp = list_model_get (model, 0);
g_assert (temp == item1);
g_object_unref (temp);
temp = list_model_get (model, 1);
g_assert (temp == item2);
g_object_unref (temp);
g_assert_null (list_model_get (model, 42));
/* Access backwards */
temp = list_model_get (model, 1);
g_assert (temp == item2);
g_object_unref (temp);
temp = list_model_get (model, 0);
g_assert (temp == item1);
g_object_unref (temp);
g_object_unref (item1);
g_object_unref (item2);
g_object_unref (store);
}
struct ItemsChangedData
{
guint position;
guint removed;
guint added;
gboolean called;
gboolean notified;
};
static void
expect_items_changed (struct ItemsChangedData *expected,
guint position,
guint removed,
guint added)
{
expected->position = position;
expected->removed = removed;
expected->added = added;
expected->called = FALSE;
expected->notified = FALSE;
}
static void
on_items_changed (GListModel *model,
guint position,
guint removed,
guint added,
struct ItemsChangedData *expected)
{
g_assert_false (expected->called);
g_assert_cmpuint (expected->position, ==, position);
g_assert_cmpuint (expected->removed, ==, removed);
g_assert_cmpuint (expected->added, ==, added);
expected->called = TRUE;
}
static void
on_notify_n_items (GListModel *model,
GParamSpec *pspec,
struct ItemsChangedData *expected)
{
g_assert_false (expected->notified);
expected->notified = TRUE;
}
/* Test that all operations on the list emit the items-changed signal */
static void
test_store_signal_items_changed (void)
{
GListStore *store;
GListModel *model;
GSimpleAction *item;
struct ItemsChangedData expected = {0};
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
g_object_connect (model, "signal::items-changed",
on_items_changed, &expected, NULL);
g_object_connect (model, "signal::notify::n-items",
on_notify_n_items, &expected, NULL);
/* Emit the signal manually */
expect_items_changed (&expected, 0, 0, 0);
g_list_model_items_changed (model, 0, 0, 0);
g_assert_true (expected.called);
g_assert_false (expected.notified);
/* Append an item */
expect_items_changed (&expected, 0, 0, 1);
item = g_simple_action_new ("2", NULL);
g_list_store_append (store, item);
g_object_unref (item);
g_assert_true (expected.called);
g_assert_true (expected.notified);
/* Insert an item */
expect_items_changed (&expected, 1, 0, 1);
item = g_simple_action_new ("1", NULL);
g_list_store_insert (store, 1, item);
g_object_unref (item);
g_assert_true (expected.called);
g_assert_true (expected.notified);
/* Sort the list */
expect_items_changed (&expected, 0, 2, 2);
g_list_store_sort (store,
(GCompareDataFunc)list_model_cmp_action_by_name,
NULL);
g_assert_true (expected.called);
g_assert_false (expected.notified);
/* Insert sorted */
expect_items_changed (&expected, 2, 0, 1);
item = g_simple_action_new ("3", NULL);
g_list_store_insert_sorted (store,
item,
(GCompareDataFunc)list_model_cmp_action_by_name,
NULL);
g_object_unref (item);
g_assert_true (expected.called);
g_assert_true (expected.notified);
/* Remove an item */
expect_items_changed (&expected, 1, 1, 0);
g_list_store_remove (store, 1);
g_assert_true (expected.called);
g_assert_true (expected.notified);
/* Splice */
expect_items_changed (&expected, 0, 2, 1);
item = g_simple_action_new ("4", NULL);
assert_cmpitems (store, >=, 2);
g_list_store_splice (store, 0, 2, (gpointer)&item, 1);
g_object_unref (item);
g_assert_true (expected.called);
g_assert_true (expected.notified);
/* Splice to replace */
expect_items_changed (&expected, 0, 1, 1);
item = g_simple_action_new ("5", NULL);
assert_cmpitems (store, >=, 1);
g_list_store_splice (store, 0, 1, (gpointer)&item, 1);
g_object_unref (item);
g_assert_true (expected.called);
g_assert_false (expected.notified);
/* Remove all */
expect_items_changed (&expected, 0, 1, 0);
assert_cmpitems (store, ==, 1);
g_list_store_remove_all (store);
g_assert_true (expected.called);
g_assert_true (expected.notified);
g_object_unref (store);
}
/* Due to an overflow in the list store last-iter optimization,
* the sequence 'lookup 0; lookup MAXUINT' was returning the
* same item twice, and not NULL for the second lookup.
* See #1639.
*/
static void
test_store_past_end (void)
{
GListStore *store;
GListModel *model;
GSimpleAction *item;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
model = G_LIST_MODEL (store);
item = g_simple_action_new ("2", NULL);
g_list_store_append (store, item);
g_object_unref (item);
assert_cmpitems (store, ==, 1);
item = g_list_model_get_item (model, 0);
g_assert_nonnull (item);
g_object_unref (item);
item = g_list_model_get_item (model, G_MAXUINT);
g_assert_null (item);
g_object_unref (store);
}
static gboolean
list_model_casecmp_action_by_name (gconstpointer a,
gconstpointer b)
{
return g_ascii_strcasecmp (g_action_get_name (G_ACTION (a)),
g_action_get_name (G_ACTION (b))) == 0;
}
static gboolean
list_model_casecmp_action_by_name_full (gconstpointer a,
gconstpointer b,
gpointer user_data)
{
char buf[4];
const char *suffix = user_data;
g_snprintf (buf, sizeof buf, "%s%s", g_action_get_name (G_ACTION (b)), suffix);
return g_strcmp0 (g_action_get_name (G_ACTION (a)), buf) == 0;
}
/* Test if find() and find_with_equal_func() works */
static void
test_store_find (void)
{
GListStore *store;
guint position = 100;
const gchar *item_strs[4] = { "aaa", "bbb", "xxx", "ccc" };
GSimpleAction *items[4] = { NULL, };
GSimpleAction *other_item;
guint i;
store = g_list_store_new (G_TYPE_SIMPLE_ACTION);
for (i = 0; i < G_N_ELEMENTS (item_strs); i++)
items[i] = g_simple_action_new (item_strs[i], NULL);
/* Shouldn't crash on an empty list, or change the position pointer */
g_assert_false (g_list_store_find (store, items[0], NULL));
g_assert_false (g_list_store_find (store, items[0], &position));
g_assert_cmpint (position, ==, 100);
for (i = 0; i < G_N_ELEMENTS (item_strs); i++)
g_list_store_append (store, items[i]);
/* Check whether it could still find the the elements */
for (i = 0; i < G_N_ELEMENTS (item_strs); i++)
{
g_assert_true (g_list_store_find (store, items[i], &position));
g_assert_cmpint (position, ==, i);
/* Shouldn't try to write to position pointer if NULL given */
g_assert_true (g_list_store_find (store, items[i], NULL));
}
/* try to find element not part of the list */
other_item = g_simple_action_new ("111", NULL);
g_assert_false (g_list_store_find (store, other_item, NULL));
g_clear_object (&other_item);
/* Re-add item; find() should only return the first position */
g_list_store_append (store, items[0]);
g_assert_true (g_list_store_find (store, items[0], &position));
g_assert_cmpint (position, ==, 0);
/* try to find element which should only work with custom equality check */
other_item = g_simple_action_new ("XXX", NULL);
g_assert_false (g_list_store_find (store, other_item, NULL));
g_assert_true (g_list_store_find_with_equal_func (store,
other_item,
list_model_casecmp_action_by_name,
&position));
g_assert_cmpint (position, ==, 2);
g_clear_object (&other_item);
/* try to find element which should only work with custom equality check and string concat */
other_item = g_simple_action_new ("c", NULL);
g_assert_false (g_list_store_find (store, other_item, NULL));
g_assert_true (g_list_store_find_with_equal_func_full (store,
other_item,
list_model_casecmp_action_by_name_full,
"cc",
&position));
g_assert_cmpint (position, ==, 3);
g_clear_object (&other_item);
for (i = 0; i < G_N_ELEMENTS (item_strs); i++)
g_clear_object(&items[i]);
g_clear_object (&store);
}
int main (int argc, char *argv[])
{
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/glistmodel/store/properties", test_store_properties);
g_test_add_func ("/glistmodel/store/non-gobjects", test_store_non_gobjects);
g_test_add_func ("/glistmodel/store/boundaries", test_store_boundaries);
g_test_add_func ("/glistmodel/store/refcounts", test_store_refcounts);
g_test_add_func ("/glistmodel/store/sorted", test_store_sorted);
g_test_add_func ("/glistmodel/store/splice-replace-middle",
test_store_splice_replace_middle);
g_test_add_func ("/glistmodel/store/splice-replace-all",
test_store_splice_replace_all);
g_test_add_func ("/glistmodel/store/splice-noop", test_store_splice_noop);
g_test_add_func ("/glistmodel/store/splice-remove-multiple",
test_store_splice_remove_multiple);
g_test_add_func ("/glistmodel/store/splice-add-multiple",
test_store_splice_add_multiple);
g_test_add_func ("/glistmodel/store/splice-wrong-type",
test_store_splice_wrong_type);
g_test_add_func ("/glistmodel/store/item-type",
test_store_item_type);
g_test_add_func ("/glistmodel/store/remove-all",
test_store_remove_all);
g_test_add_func ("/glistmodel/store/sort",
test_store_sort);
g_test_add_func ("/glistmodel/store/get-item-cache",
test_store_get_item_cache);
g_test_add_func ("/glistmodel/store/items-changed",
test_store_signal_items_changed);
g_test_add_func ("/glistmodel/store/past-end", test_store_past_end);
g_test_add_func ("/glistmodel/store/find", test_store_find);
return g_test_run ();
}
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