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aeba5acbad
This test currently fails in the xcb backend if xcb-shm is enabled. Signed-off-by: Uli Schlachter <psychon@znc.in>
67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/*
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* Copyright © 2011 Uli Schlachter
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Author: Uli Schlachter <psychon@znc.in>
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*/
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#include "cairo-test.h"
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#define WIDTH 3000
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#define HEIGHT 3000
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static cairo_test_status_t
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draw (cairo_t *cr, int width, int height)
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{
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cairo_surface_t *surface;
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cairo_surface_t *image;
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cairo_t *cr2;
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/* We use a similar surface to have way smaller ref images */
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surface = cairo_surface_create_similar (cairo_get_target (cr),
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CAIRO_CONTENT_COLOR_ALPHA,
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WIDTH, HEIGHT);
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/* First we have to defeat xcb's deferred clear */
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cr2 = cairo_create (surface);
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cairo_test_paint_checkered (cr2);
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cairo_destroy (cr2);
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/* Now we try to map this to an image. This will try to use shared memory
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* but fail the allocation, because of the huge surface. */
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image = cairo_surface_map_to_image (surface, NULL);
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cairo_surface_unmap_image (surface, image);
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/* Finally we make sure that errors aren't lost. */
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cairo_set_source_surface (cr, surface, 0, 0);
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cairo_paint (cr);
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cairo_surface_destroy (surface);
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return CAIRO_TEST_SUCCESS;
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}
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CAIRO_TEST (xcb_huge_image_shm,
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"Force a failed shm allocation when receiving an image",
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"xcb", /* keywords */
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NULL, /* requirements */
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2, 2,
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NULL, draw)
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