gtk2/testsuite/gtk/sorter.c
Matthias Clasen 24389a0ef5 Make sorter constructors return exact types
Make functions like gtk_custom_sorter_new() return
the actual type they construct.

Update all callers.
2020-09-05 21:50:15 -04:00

674 lines
20 KiB
C

/* GtkSorter tests.
*
* Copyright (C) 2019, Red Hat, Inc.
* Authors: Benjamin Otte <otte@gnome.org>
* Matthias Clasen <mclasen@redhat.com>
*
* 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 guint
get_number (GObject *object)
{
return GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
}
static guint
get (GListModel *model,
guint position)
{
GObject *object = g_list_model_get_item (model, position);
guint number;
g_assert (object != NULL);
number = get_number (object);
g_object_unref (object);
return number;
}
static char *
get_string (gpointer object)
{
return g_strdup_printf ("%u", GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark)));
}
static guint
get_number_mod_5 (GObject *object)
{
return get_number (object) % 5;
}
static void
append_digit (GString *s,
guint digit)
{
static const char *names[10] = { NULL, "one", "two", "three", "four", "five", "six", "seven", "eight", "nine" };
if (digit == 0)
return;
g_assert (digit < 10);
if (s->len)
g_string_append_c (s, ' ');
g_string_append (s, names[digit]);
}
static void
append_below_thousand (GString *s,
guint n)
{
if (n >= 100)
{
append_digit (s, n / 100);
g_string_append (s, " hundred");
n %= 100;
}
if (n >= 20)
{
const char *names[10] = { NULL, NULL, "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety" };
if (s->len)
g_string_append_c (s, ' ');
g_string_append (s, names [n / 10]);
n %= 10;
}
if (n >= 10)
{
const char *names[10] = { "ten", "eleven", "twelve", "thirteen", "fourteen",
"fifteen", "sixteen", "seventeen", "eighteen", "nineteen" };
if (s->len)
g_string_append_c (s, ' ');
g_string_append (s, names [n - 10]);
}
else
{
append_digit (s, n);
}
}
static char *
get_spelled_out (gpointer object)
{
guint n = GPOINTER_TO_UINT (g_object_get_qdata (object, number_quark));
GString *s;
g_assert (n < 1000000);
if (n == 0)
return g_strdup ("Zero");
s = g_string_new (NULL);
if (n >= 1000)
{
append_below_thousand (s, n / 1000);
g_string_append (s, " thousand");
n %= 1000;
}
append_below_thousand (s, n);
/* Capitalize first letter so we can do case-sensitive sorting */
s->str[0] = g_ascii_toupper (s->str[0]);
return g_string_free (s, FALSE);
}
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
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_not_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
/* This could be faster by foreach()ing through the models and comparing
* the item pointers */
#define assert_model_equal(model1, model2) G_STMT_START{\
char *s1 = model_to_string (G_LIST_MODEL (model1)); \
char *s2 = model_to_string (G_LIST_MODEL (model2)); \
if (!g_str_equal (s1, s2)) \
g_assertion_message_cmpstr (G_LOG_DOMAIN, __FILE__, __LINE__, G_STRFUNC, \
#model1 " != " #model2, s1, "==", s2); \
g_free (s2); \
g_free (s1); \
}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 GListStore *
fisher_yates_shuffle (GListStore *store)
{
int i, n;
gboolean shuffled = FALSE;
while (!shuffled)
{
n = g_list_model_get_n_items (G_LIST_MODEL (store));
for (i = 0; i < n; i++)
{
int pos = g_random_int_range (0, n - i);
GObject *item;
item = g_list_model_get_item (G_LIST_MODEL (store), pos);
g_list_store_remove (store, pos);
g_list_store_append (store, item);
g_object_unref (item);
shuffled |= pos != 0;
}
}
return store;
}
static GtkSortListModel *
new_model (guint size,
GtkSorter *sorter)
{
GtkSortListModel *result;
if (sorter)
g_object_ref (sorter);
result = gtk_sort_list_model_new (G_LIST_MODEL (fisher_yates_shuffle (new_store (1, size, 1))), sorter);
return result;
}
static int
compare_numbers (gconstpointer item1,
gconstpointer item2,
gpointer data)
{
guint n1 = get_number (G_OBJECT (item1));
guint n2 = get_number (G_OBJECT (item2));
return n1 - n2;
}
static void
test_simple (void)
{
GtkSortListModel *model;
GtkSorter *sorter;
model = new_model (20, NULL);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
sorter = GTK_SORTER (gtk_custom_sorter_new (compare_numbers, NULL, NULL));
gtk_sort_list_model_set_sorter (model, sorter);
g_object_unref (sorter);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
gtk_sort_list_model_set_sorter (model, NULL);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
g_object_unref (model);
}
static void
test_string (void)
{
GtkSortListModel *model;
GtkSorter *sorter;
GtkExpression *expression;
model = new_model (20, NULL);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
sorter = GTK_SORTER (gtk_string_sorter_new (gtk_cclosure_expression_new (G_TYPE_STRING, NULL, 0, NULL, (GCallback)get_string, NULL, NULL)));
gtk_sort_list_model_set_sorter (model, sorter);
g_object_unref (sorter);
assert_model (model, "1 10 11 12 13 14 15 16 17 18 19 2 20 3 4 5 6 7 8 9");
expression = gtk_cclosure_expression_new (G_TYPE_STRING, NULL, 0, NULL, (GCallback)get_spelled_out, NULL, NULL);
gtk_string_sorter_set_expression (GTK_STRING_SORTER (sorter), expression);
gtk_expression_unref (expression);
assert_model (model, "8 18 11 15 5 4 14 9 19 1 7 17 6 16 10 13 3 12 20 2");
gtk_string_sorter_set_expression (GTK_STRING_SORTER (sorter), NULL);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
g_object_unref (model);
}
static void
inc_counter (GtkSorter *sorter, int change, gpointer data)
{
int *counter = data;
(*counter)++;
}
static void
test_change (void)
{
GtkSorter *sorter;
GtkExpression *expression;
int counter = 0;
sorter = GTK_SORTER (gtk_string_sorter_new (NULL));
g_signal_connect (sorter, "changed", G_CALLBACK (inc_counter), &counter);
expression = gtk_cclosure_expression_new (G_TYPE_STRING, NULL, 0, NULL, (GCallback)get_string, NULL, NULL);
gtk_string_sorter_set_expression (GTK_STRING_SORTER (sorter), expression);
g_assert_cmpint (counter, ==, 1);
gtk_string_sorter_set_expression (GTK_STRING_SORTER (sorter), expression);
g_assert_cmpint (counter, ==, 1);
gtk_expression_unref (expression);
gtk_string_sorter_set_ignore_case (GTK_STRING_SORTER (sorter), FALSE);
g_assert_cmpint (counter, ==, 2);
gtk_string_sorter_set_ignore_case (GTK_STRING_SORTER (sorter), FALSE);
g_assert_cmpint (counter, ==, 2);
g_object_unref (sorter);
}
static void
test_numeric (void)
{
GtkSortListModel *model;
GtkSorter *sorter;
model = new_model (20, NULL);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
sorter = GTK_SORTER (gtk_numeric_sorter_new (gtk_cclosure_expression_new (G_TYPE_UINT, NULL, 0, NULL, (GCallback)get_number, NULL, NULL)));
gtk_sort_list_model_set_sorter (model, sorter);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_DESCENDING);
assert_model (model, "20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1");
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_ASCENDING);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
gtk_numeric_sorter_set_expression (GTK_NUMERIC_SORTER (sorter), NULL);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
g_object_unref (sorter);
g_object_unref (model);
}
/* sort even numbers before odd, don't care about anything else */
static int
compare_even (gconstpointer item1,
gconstpointer item2,
gpointer data)
{
guint n1 = get_number (G_OBJECT (item1));
guint n2 = get_number (G_OBJECT (item2));
int r1 = n1 % 2;
int r2 = n2 % 2;
if (r1 == r2)
return 0;
if (r1 == 1)
return 1;
return -1;
}
static void
test_multi (void)
{
GtkSortListModel *model;
GtkSorter *sorter;
GtkSorter *sorter1;
GtkSorter *sorter2;
GtkExpression *expression;
model = new_model (20, NULL);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
sorter2 = GTK_SORTER (gtk_numeric_sorter_new (NULL));
gtk_sort_list_model_set_sorter (model, sorter2);
expression = gtk_cclosure_expression_new (G_TYPE_UINT, NULL, 0, NULL, (GCallback)get_number, NULL, NULL);
gtk_numeric_sorter_set_expression (GTK_NUMERIC_SORTER (sorter2), expression);
gtk_expression_unref (expression);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
sorter = GTK_SORTER (gtk_multi_sorter_new ());
gtk_sort_list_model_set_sorter (model, sorter);
sorter1 = GTK_SORTER (gtk_custom_sorter_new (compare_even, NULL, NULL));
gtk_multi_sorter_append (GTK_MULTI_SORTER (sorter), sorter1);
gtk_multi_sorter_append (GTK_MULTI_SORTER (sorter), sorter2);
assert_model (model, "2 4 6 8 10 12 14 16 18 20 1 3 5 7 9 11 13 15 17 19");
/* This doesn't do anything */
gtk_multi_sorter_remove (GTK_MULTI_SORTER (sorter), 12345);
assert_model (model, "2 4 6 8 10 12 14 16 18 20 1 3 5 7 9 11 13 15 17 19");
gtk_multi_sorter_remove (GTK_MULTI_SORTER (sorter), 0);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
gtk_multi_sorter_remove (GTK_MULTI_SORTER (sorter), 0);
assert_not_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
g_object_unref (model);
g_object_unref (sorter);
}
/* Check that the multi sorter properly disconnects its changed signal */
static void
test_multi_destruct (void)
{
GtkSorter *multi, *sorter;
multi = GTK_SORTER (gtk_multi_sorter_new ());
sorter = GTK_SORTER (gtk_numeric_sorter_new (gtk_cclosure_expression_new (G_TYPE_UINT, NULL, 0, NULL, (GCallback)get_number, NULL, NULL)));
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi), g_object_ref (sorter));
g_object_unref (multi);
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_DESCENDING);
g_object_unref (sorter);
}
static void
test_multi_changes (void)
{
GtkSortListModel *model;
GtkSorter *multi;
GtkSorter *sorter1;
GtkSorter *sorter2;
GtkSorter *sorter3;
GtkExpression *expression;
int counter = 0;
/* We want a sorted model, so that we can be sure partial sorts do the right thing */
model = gtk_sort_list_model_new (G_LIST_MODEL (new_store (1, 20, 1)), NULL);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
multi = GTK_SORTER (gtk_multi_sorter_new ());
g_signal_connect (multi, "changed", G_CALLBACK (inc_counter), &counter);
gtk_sort_list_model_set_sorter (model, multi);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
g_assert_cmpint (counter, ==, 0);
sorter1 = GTK_SORTER (gtk_numeric_sorter_new (NULL));
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi), sorter1);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
g_assert_cmpint (counter, ==, 1);
expression = gtk_cclosure_expression_new (G_TYPE_UINT, NULL, 0, NULL, (GCallback)get_number_mod_5, NULL, NULL);
gtk_numeric_sorter_set_expression (GTK_NUMERIC_SORTER (sorter1), expression);
gtk_expression_unref (expression);
assert_model (model, "5 10 15 20 1 6 11 16 2 7 12 17 3 8 13 18 4 9 14 19");
g_assert_cmpint (counter, ==, 2);
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter1), GTK_SORT_DESCENDING);
assert_model (model, "4 9 14 19 3 8 13 18 2 7 12 17 1 6 11 16 5 10 15 20");
g_assert_cmpint (counter, ==, 3);
sorter2 = GTK_SORTER (gtk_custom_sorter_new (compare_even, NULL, NULL));
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi), sorter2);
assert_model (model, "4 14 9 19 8 18 3 13 2 12 7 17 6 16 1 11 10 20 5 15");
g_assert_cmpint (counter, ==, 4);
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter1), GTK_SORT_ASCENDING);
assert_model (model, "10 20 5 15 6 16 1 11 2 12 7 17 8 18 3 13 4 14 9 19");
g_assert_cmpint (counter, ==, 5);
sorter3 = GTK_SORTER (gtk_string_sorter_new (gtk_cclosure_expression_new (G_TYPE_STRING, NULL, 0, NULL, (GCallback)get_spelled_out, NULL, NULL)));
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi), sorter3);
assert_model (model, "10 20 15 5 6 16 11 1 12 2 7 17 8 18 13 3 4 14 9 19");
g_assert_cmpint (counter, ==, 6);
gtk_multi_sorter_remove (GTK_MULTI_SORTER (multi), 1);
assert_model (model, "15 5 10 20 11 1 6 16 7 17 12 2 8 18 13 3 4 14 9 19");
g_assert_cmpint (counter, ==, 7);
gtk_multi_sorter_remove (GTK_MULTI_SORTER (multi), 1);
assert_model (model, "5 10 15 20 1 6 11 16 2 7 12 17 3 8 13 18 4 9 14 19");
g_assert_cmpint (counter, ==, 8);
gtk_multi_sorter_remove (GTK_MULTI_SORTER (multi), 0);
assert_model (model, "1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20");
g_assert_cmpint (counter, ==, 9);
g_object_unref (multi);
g_object_unref (model);
}
static GtkSorter *
even_odd_sorter_new (void)
{
return GTK_SORTER (gtk_custom_sorter_new (compare_even, NULL, NULL));
}
static GtkSorter *
numeric_sorter_new (void)
{
return GTK_SORTER (gtk_numeric_sorter_new (gtk_cclosure_expression_new (G_TYPE_UINT, NULL, 0, NULL, (GCallback)get_number, NULL, NULL)));
}
static void
switch_order (GtkSorter *sorter)
{
if (gtk_numeric_sorter_get_sort_order (GTK_NUMERIC_SORTER (sorter)) == GTK_SORT_ASCENDING)
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_DESCENDING);
else
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_ASCENDING);
}
static void
set_order_ascending (GtkSorter *sorter)
{
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_ASCENDING);
}
static void
set_order_descending (GtkSorter *sorter)
{
gtk_numeric_sorter_set_sort_order (GTK_NUMERIC_SORTER (sorter), GTK_SORT_DESCENDING);
}
static void
set_expression_get_number (GtkSorter *sorter)
{
GtkExpression *expression = gtk_cclosure_expression_new (G_TYPE_UINT, NULL, 0, NULL, (GCallback)get_number, NULL, NULL);
gtk_numeric_sorter_set_expression (GTK_NUMERIC_SORTER (sorter), expression);
gtk_expression_unref (expression);
}
static void
set_expression_get_number_mod_5 (GtkSorter *sorter)
{
GtkExpression *expression = gtk_cclosure_expression_new (G_TYPE_UINT, NULL, 0, NULL, (GCallback)get_number, NULL, NULL);
gtk_numeric_sorter_set_expression (GTK_NUMERIC_SORTER (sorter), expression);
gtk_expression_unref (expression);
}
static void
modify_sorter (GtkSorter *multi)
{
struct {
GType type;
GtkSorter * (* create_func) (void);
void (* modify_func) (GtkSorter *);
} options[] = {
{ GTK_TYPE_CUSTOM_SORTER, even_odd_sorter_new, NULL },
{ GTK_TYPE_NUMERIC_SORTER, numeric_sorter_new, switch_order },
{ GTK_TYPE_NUMERIC_SORTER, numeric_sorter_new, set_order_ascending },
{ GTK_TYPE_NUMERIC_SORTER, numeric_sorter_new, set_order_descending },
{ GTK_TYPE_NUMERIC_SORTER, numeric_sorter_new, set_expression_get_number, },
{ GTK_TYPE_NUMERIC_SORTER, numeric_sorter_new, set_expression_get_number_mod_5, }
};
GtkSorter *current;
guint option;
current = g_list_model_get_item (G_LIST_MODEL (multi), 0);
option = g_random_int_range (0, G_N_ELEMENTS (options));
if (current == NULL || options[option].type != G_OBJECT_TYPE (current) || options[option].modify_func == NULL)
{
g_clear_object (&current);
gtk_multi_sorter_remove (GTK_MULTI_SORTER (multi), 0);
current = options[option].create_func ();
if (options[option].modify_func)
options[option].modify_func (current);
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi), current);
}
else
{
options[option].modify_func (current);
}
}
static void
test_stable (void)
{
GtkSortListModel *model1, *model2, *model2b;
GtkSorter *multi, *a, *b;
guint i;
a = GTK_SORTER (gtk_multi_sorter_new ());
b = GTK_SORTER (gtk_multi_sorter_new ());
/* We create 2 setups:
* 1. sortmodel (multisorter [a, b])
* 2. sortmodel (b) => sortmodel (a)
* Given stability of the sort, these 2 setups should always produce the
* same results, namely the list should be sorter by a before it's sorted
* by b.
*
* All we do is make a and b random sorters and assert that the 2 setups
* produce the same order every time.
*/
multi = GTK_SORTER (gtk_multi_sorter_new ());
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi), a);
gtk_multi_sorter_append (GTK_MULTI_SORTER (multi), b);
model1 = new_model (20, multi);
g_object_unref (multi);
model2b = gtk_sort_list_model_new (g_object_ref (gtk_sort_list_model_get_model (model1)), g_object_ref (b));
model2 = gtk_sort_list_model_new (g_object_ref (G_LIST_MODEL (model2b)), g_object_ref (a));
assert_model_equal (model1, model2);
modify_sorter (a);
assert_model_equal (model1, model2);
modify_sorter (b);
assert_model_equal (model1, model2);
for (i = 0; i < 100; i++)
{
modify_sorter (g_random_boolean () ? a : b);
assert_model_equal (model1, model2);
}
g_object_unref (model1);
g_object_unref (model2);
g_object_unref (model2b);
}
int
main (int argc, char *argv[])
{
g_test_init (&argc, &argv, NULL);
setlocale (LC_ALL, "C");
number_quark = g_quark_from_static_string ("Like a trashcan fire in a prison cell");
g_test_add_func ("/sorter/simple", test_simple);
g_test_add_func ("/sorter/string", test_string);
g_test_add_func ("/sorter/change", test_change);
g_test_add_func ("/sorter/numeric", test_numeric);
g_test_add_func ("/sorter/multi", test_multi);
g_test_add_func ("/sorter/multi-destruct", test_multi_destruct);
g_test_add_func ("/sorter/multi-changes", test_multi_changes);
g_test_add_func ("/sorter/stable", test_stable);
return g_test_run ();
}