Blame test/region-translate-test.c

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#include <assert.h>
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#include "utils.h"
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/* Pixman had a bug where 32bit regions where clipped to 16bit sizes when
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 * pixman_region32_translate() was called. This test exercises that bug.
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 */
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#define LARGE 32000
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int
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main (int argc, char **argv)
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{
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  pixman_box32_t rect = { -LARGE, -LARGE, LARGE, LARGE };
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  pixman_region32_t r1, r2;
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  pixman_region32_init_rects (&r1, &rect, 1);
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  pixman_region32_init_rect (&r2, rect.x1, rect.y1, rect.x2 - rect.x1, rect.y2 - rect.y1);
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  assert (pixman_region32_equal (&r1,  &r2));
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  pixman_region32_translate (&r1, -LARGE, LARGE);
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  pixman_region32_translate (&r1, LARGE, -LARGE);
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  assert (pixman_region32_equal (&r1,  &r2));
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  pixman_region32_fini (&r1;;
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  pixman_region32_fini (&r2;;
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  return 0;
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}