gtk/testsuite/gsk/boundingbox.c
2023-08-06 17:16:46 -04:00

93 lines
2.5 KiB
C

/*
* Copyright © 2023 Red Hat, Inc.
*
* 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: Matthias Clasen <mclasen@redhat.com>
*/
#include <gtk/gtk.h>
#include <gsk/gskboundingboxprivate.h>
static void
init_random_rect (graphene_rect_t *r)
{
r->origin.x = g_test_rand_double_range (0, 1000);
r->origin.y = g_test_rand_double_range (0, 1000);
r->size.width = g_test_rand_double_range (0, 1000);
r->size.height = g_test_rand_double_range (0, 1000);
}
static void
test_to_rect (void)
{
graphene_rect_t rect, rect2;
GskBoundingBox bb;
graphene_point_t p, p2;
for (unsigned int i = 0; i < 100; i++)
{
init_random_rect (&rect);
gsk_bounding_box_init_from_rect (&bb, &rect);
gsk_bounding_box_to_rect (&bb, &rect2);
graphene_rect_get_top_left (&rect, &p);
graphene_rect_get_top_left (&rect2, &p2);
/* Note: that we can't assert equality here is the reason
* GskBoundingBox exists.
*/
g_assert_true (graphene_point_near (&p, &p2, 0.001));
graphene_rect_get_bottom_right (&rect, &p);
graphene_rect_get_bottom_right (&rect2, &p2);
g_assert_true (graphene_point_near (&p, &p2, 0.001));
}
}
static void
test_contains (void)
{
graphene_rect_t rect;
GskBoundingBox bb;
graphene_point_t p;
for (unsigned int i = 0; i < 100; i++)
{
init_random_rect (&rect);
gsk_bounding_box_init_from_rect (&bb, &rect);
g_assert_true (gsk_bounding_box_contains_point (&bb, &bb.min));
g_assert_true (gsk_bounding_box_contains_point (&bb, &bb.max));
graphene_point_interpolate (&bb.min, &bb.max, 0.5, &p);
g_assert_true (gsk_bounding_box_contains_point (&bb, &p));
}
}
int
main (int argc,
char *argv[])
{
gtk_test_init (&argc, &argv, NULL);
g_test_add_func ("/bounding-box/to-rect", test_to_rect);
g_test_add_func ("/bounding-box/contains", test_contains);
return g_test_run ();
}