Grcov report - bug-source-cu.c

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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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 * 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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 * 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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#include "cairo-test.h"

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static cairo_pattern_t *

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3

create_pattern (cairo_surface_t *target)

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    cairo_surface_t *surface;

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    cairo_pattern_t *pattern;

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    cairo_t *cr;

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    cairo_matrix_t m;

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3

    surface = cairo_surface_create_similar(target,

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					   cairo_surface_get_content (target),

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					   1000, 600);

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3

    cr = cairo_create (surface);

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3

    cairo_surface_destroy (surface);

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    cairo_set_source_rgb (cr, 0, 1, 0);

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    cairo_paint(cr);

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    pattern = cairo_pattern_create_for_surface (cairo_get_target (cr));

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    cairo_destroy(cr);

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    cairo_matrix_init_translate (&m, 0, 0.1); // y offset must be non-integer

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    cairo_pattern_set_matrix (pattern, &m);

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    return pattern;

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static cairo_test_status_t

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3

draw (cairo_t *cr, int width, int height)

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    cairo_pattern_t *pattern;

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    cairo_set_operator (cr, CAIRO_OPERATOR_SOURCE);

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    cairo_set_source_rgb (cr, 1, 0, 0);

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    cairo_paint (cr);

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3

    cairo_new_path (cr);

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    cairo_move_to (cr, 10, 400.1);

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    cairo_line_to (cr, 990, 400.1);

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    cairo_line_to (cr, 990, 600);

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3

    cairo_line_to (cr, 10,  600);

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3

    cairo_close_path (cr);

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3

    pattern = create_pattern (cairo_get_target (cr));

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    cairo_set_source (cr, pattern);

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    cairo_pattern_destroy (pattern);

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    cairo_fill(cr);

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    return CAIRO_TEST_SUCCESS;

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CAIRO_TEST (bug_source_cu,

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	    "Exercises a bug discovered in the tracking of unbounded source extents",

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	    "fill", /* keywords */

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	    NULL, /* requirements */

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	    1000, 600,

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	    NULL, draw)