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filter: backport fixes from dazzle

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This commit is contained in:
Christian Hergert
2018-09-10 17:07:29 -07:00
parent 08a8423c41
commit c8d97eb198
2 changed files with 68 additions and 1 deletions
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67
tests/test-model-filter.c
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@ -171,6 +171,72 @@ test_process (void)
g_object_unref (model);
}
static guint last_n_added = 0;
static guint last_n_removed = 0;
static guint last_changed_position = 0;
static void
model_items_changed_cb (SpModelFilter *filter,
guint position,
guint n_removed,
guint n_added,
GListModel *model)
{
last_n_added = n_added;
last_n_removed = n_removed;
last_changed_position = position;
}
static void
filter_items_changed_cb (SpModelFilter *filter,
guint position,
guint n_removed,
guint n_added,
GListModel *model)
{
g_assert_cmpint (n_added, ==, last_n_added);
g_assert_cmpint (n_removed, ==, last_n_removed);
g_assert_cmpint (position, ==, last_changed_position);
}
static void
test_items_changed (void)
{
SpModelFilter *filter;
GListStore *model;
guint i;
model = g_list_store_new (TEST_TYPE_ITEM);
g_assert (model);
g_signal_connect (model, "items-changed", G_CALLBACK (model_items_changed_cb), NULL);
filter = sp_model_filter_new (G_LIST_MODEL (model));
g_assert (filter);
g_signal_connect_after (filter, "items-changed", G_CALLBACK (filter_items_changed_cb), model);
/* The filter model is not filtered, so it must mirror whatever
* the child model does. In this case, test if the position of
* items-changed match.
*/
for (i = 0; i < 100; i++)
{
g_autoptr (TestItem) val = test_item_new (i);
g_list_store_append (model, val);
}
g_assert_cmpint (100, ==, g_list_model_get_n_items (G_LIST_MODEL (model)));
g_assert_cmpint (100, ==, g_list_model_get_n_items (G_LIST_MODEL (filter)));
for (i = 0; i < 100; i++)
g_list_store_remove (model, 0);
g_clear_object (&model);
g_clear_object (&filter);
}
gint
main (gint argc,
gchar *argv[])
@ -178,5 +244,6 @@ main (gint argc,
g_test_init (&argc, &argv, NULL);
g_test_add_func ("/SpModelFilter/basic", test_basic);
g_test_add_func ("/SpModelFilter/process", test_process);
g_test_add_func ("/SpModelFilter/items-changed", test_items_changed);
return g_test_run ();
}