/* Flattenlistmodel 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 GListStore *
new_store (guint start,
guint end,
guint step);
static void
splice (GListStore *store,
guint pos,
guint removed,
guint *numbers,
guint added)
{
GObject **objects = g_newa (GObject *, added);
guint i;
for (i = 0 ; i < added; i++)
{
/* 0 cannot be differentiated from NULL, so don't use it */
g_assert_cmpint (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
insert (GListStore *store,
guint pos,
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_insert (store, pos, object);
g_object_unref (object);
}
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);
}
static GListStore *
add_store (GListStore *store,
guint start,
guint end,
guint step)
{
GListStore *child;
child = new_store (start, end, step);
g_list_store_append (store, child);
g_object_unref (child);
return child;
}
#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_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
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 GtkFlattenListModel *
new_model (GListStore *store)
{
GtkFlattenListModel *result;
GString *changes;
if (store)
g_object_ref (store);
result = gtk_flatten_list_model_new (G_LIST_MODEL (store));
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, "notify::n-items" , G_CALLBACK (notify_n_items), changes);
return result;
}
static void
test_create_empty (void )
{
GtkFlattenListModel *flat;
flat = new_model (NULL);
assert_model (flat, "" );
assert_changes (flat, "" );
g_object_unref (flat);
}
static void
test_create (void )
{
GtkFlattenListModel *flat;
GListStore *model;
model = g_list_store_new (G_TYPE_LIST_MODEL);
add_store (model, 1 , 3 , 1 );
add_store (model, 4 , 4 , 1 );
add_store (model, 5 , 7 , 1 );
add_store (model, 8 , 10 , 1 );
flat = new_model (model);
assert_model (flat, "1 2 3 4 5 6 7 8 9 10" );
assert_changes (flat, "" );
g_object_unref (model);
assert_model (flat, "1 2 3 4 5 6 7 8 9 10" );
assert_changes (flat, "" );
g_object_unref (flat);
}
static void
test_model_add (void )
{
GtkFlattenListModel *flat;
GListStore *model;
model = g_list_store_new (G_TYPE_LIST_MODEL);
flat = new_model (model);
assert_model (flat, "" );
assert_changes (flat, "" );
add_store (model, 1 , 3 , 1 );
add_store (model, 4 , 4 , 1 );
add_store (model, 5 , 7 , 1 );
add_store (model, 8 , 10 , 1 );
assert_model (flat, "1 2 3 4 5 6 7 8 9 10" );
assert_changes (flat, "0+3*, +3*, 4+3*, 7+3*" );
g_object_unref (model);
g_object_unref (flat);
}
static void
test_submodel_add (void )
{
GtkFlattenListModel *flat;
GListStore *model, *store[4 ];
model = g_list_store_new (G_TYPE_LIST_MODEL);
flat = new_model (model);
assert_model (flat, "" );
assert_changes (flat, "" );
store[0 ] = add_store (model, 2 , 3 , 1 );
store[1 ] = add_store (model, 4 , 4 , 1 );
store[2 ] = add_store (model, 5 , 4 , 1 );
store[3 ] = add_store (model, 8 , 8 , 1 );
assert_model (flat, "2 3 4 8" );
assert_changes (flat, "0+2*, +2*, +3*" );
insert (store[0 ], 0 , 1 );
splice (store[2 ], 0 , 0 , (guint[3 ]) { 5 , 6 , 7 }, 3 );
splice (store[3 ], 1 , 0 , (guint[2 ]) { 9 , 10 }, 2 );
assert_model (flat, "1 2 3 4 5 6 7 8 9 10" );
assert_changes (flat, "+0*, 4+3*, 8+2*" );
g_object_unref (model);
g_object_unref (flat);
}
static void
test_submodel_add2 (void )
{
GtkFlattenListModel *flat;
GListStore *model, *store[3 ];
model = g_list_store_new (G_TYPE_LIST_MODEL);
flat = new_model (model);
assert_model (flat, "" );
assert_changes (flat, "" );
store[0 ] = add_store (model, 1 , 0 , 0 );
store[1 ] = add_store (model, 1 , 0 , 0 );
store[2 ] = add_store (model, 1 , 0 , 0 );
assert_model (flat, "" );
assert_changes (flat, "" );
add (store[0 ], 1 );
assert_model (flat, "1" );
assert_changes (flat, "+0*" );
add (store[1 ], 3 );
assert_model (flat, "1 3" );
assert_changes (flat, "+1*" );
add (store[0 ], 2 );
assert_model (flat, "1 2 3" );
assert_changes (flat, "+1*" );
add (store[1 ], 4 );
assert_model (flat, "1 2 3 4" );
assert_changes (flat, "+3*" );
g_object_unref (model);
g_object_unref (flat);
}
static void
test_model_remove (void )
{
GtkFlattenListModel *flat;
GListStore *model;
model = g_list_store_new (G_TYPE_LIST_MODEL);
add_store (model, 1 , 3 , 1 );
add_store (model, 4 , 4 , 1 );
add_store (model, 5 , 7 , 1 );
add_store (model, 8 , 10 , 1 );
flat = new_model (model);
assert_model (flat, "1 2 3 4 5 6 7 8 9 10" );
assert_changes (flat, "" );
splice (model, 1 , 2 , NULL, 0 );
g_list_store_remove (model, 1 );
g_list_store_remove (model, 0 );
g_object_unref (model);
assert_model (flat, "" );
assert_changes (flat, "3-4*, 3-3*, 0-3*" );
g_object_unref (flat);
}
static void
test_submodel_remove (void )
{
GtkFlattenListModel *flat;
GListStore *model, *store[4 ];
model = g_list_store_new (G_TYPE_LIST_MODEL);
store[0 ] = add_store (model, 1 , 3 , 1 );
store[1 ] = add_store (model, 4 , 4 , 1 );
store[2 ] = add_store (model, 5 , 7 , 1 );
store[3 ] = add_store (model, 8 , 10 , 1 );
flat = new_model (model);
assert_model (flat, "1 2 3 4 5 6 7 8 9 10" );
assert_changes (flat, "" );
g_list_store_remove (store[0 ], 0 );
splice (store[2 ], 0 , 3 , NULL, 0 );
splice (store[3 ], 1 , 2 , NULL, 0 );
g_object_unref (model);
assert_model (flat, "2 3 4 8" );
assert_changes (flat, "-0*, 3-3*, 4-2*" );
g_object_unref (flat);
}
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 ("/flattenlistmodel/create_empty" , test_create_empty);
g_test_add_func ("/flattenlistmodel/create" , test_create);
g_test_add_func ("/flattenlistmodel/model/add" , test_model_add);
g_test_add_func ("/flattenlistmodel/submodel/add" , test_submodel_add);
g_test_add_func ("/flattenlistmodel/submodel/add2" , test_submodel_add2);
g_test_add_func ("/flattenlistmodel/model/remove" , test_model_remove);
g_test_add_func ("/flattenlistmodel/submodel/remove" , test_submodel_remove);
return g_test_run ();
}
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