2 * Copyright © 2011 Uli Schlachter
4 * Permission is hereby granted, free of charge, to any person
5 * obtaining a copy of this software and associated documentation
6 * files (the "Software"), to deal in the Software without
7 * restriction, including without limitation the rights to use, copy,
8 * modify, merge, publish, distribute, sublicense, and/or sell copies
9 * of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be
13 * included in all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 * Author: Uli Schlachter <psychon@znc.in>
28 #include "cairo-test.h"
30 static cairo_surface_t *
31 create_image (int width, int height)
33 cairo_surface_t *surface;
36 surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, width, height);
37 /* Paint something random to the image */
38 cr = cairo_create (surface);
39 cairo_set_source_rgb (cr, 0, 1, 1);
46 static cairo_test_status_t
47 draw (cairo_t *cr, int width, int height)
49 /* Image has to have same geometry as xcb surface to be added as a snapshot */
50 cairo_set_source_surface (cr, create_image (width, height), 0, 0);
52 /* This attaches the tested xcb surface as a snapshot */
55 /* Now cairo is modifying a snapshot which fails an
56 * assert in _cairo_surface_begin_modification */
59 return CAIRO_TEST_SUCCESS;
62 CAIRO_TEST (xcb_snapshot_assert,
63 "Test a wrong _cairo_surface_attach_snapshot call",
65 NULL, /* requirements */