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/*
* Copyright © 2011 Uli Schlachter
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Author: Uli Schlachter <psychon@znc.in>
*/
#include "cairo-test.h"
#define WIDTH 3000
#define HEIGHT 3000
static cairo_test_status_t
draw (cairo_t *cr, int width, int height)
{
cairo_surface_t *surface;
cairo_surface_t *image;
cairo_t *cr2;
/* We use a similar surface to have way smaller ref images */
surface = cairo_surface_create_similar (cairo_get_target (cr),
CAIRO_CONTENT_COLOR_ALPHA,
WIDTH, HEIGHT);
/* First we have to defeat xcb's deferred clear */
cr2 = cairo_create (surface);
cairo_test_paint_checkered (cr2);
cairo_destroy (cr2);
/* Now we try to map this to an image. This will try to use shared memory
* but fail the allocation, because of the huge surface. */
image = cairo_surface_map_to_image (surface, NULL);
cairo_surface_unmap_image (surface, image);
/* Finally we make sure that errors aren't lost. */
cairo_set_source_surface (cr, surface, 0, 0);
cairo_paint (cr);
cairo_surface_destroy (surface);
return CAIRO_TEST_SUCCESS;
}
CAIRO_TEST (xcb_huge_image_shm,
"Force a failed shm allocation when receiving an image",
"xcb", /* keywords */
NULL, /* requirements */
2, 2,
NULL, draw)
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