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author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/pixman/test/region-translate-test.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/pixman/test/region-translate-test.c')
-rw-r--r-- | qemu/pixman/test/region-translate-test.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/qemu/pixman/test/region-translate-test.c b/qemu/pixman/test/region-translate-test.c new file mode 100644 index 000000000..5a03027e8 --- /dev/null +++ b/qemu/pixman/test/region-translate-test.c @@ -0,0 +1,30 @@ +#include <assert.h> +#include "utils.h" + +/* Pixman had a bug where 32bit regions where clipped to 16bit sizes when + * pixman_region32_translate() was called. This test exercises that bug. + */ + +#define LARGE 32000 + +int +main (int argc, char **argv) +{ + pixman_box32_t rect = { -LARGE, -LARGE, LARGE, LARGE }; + pixman_region32_t r1, r2; + + pixman_region32_init_rects (&r1, &rect, 1); + pixman_region32_init_rect (&r2, rect.x1, rect.y1, rect.x2 - rect.x1, rect.y2 - rect.y1); + + assert (pixman_region32_equal (&r1, &r2)); + + pixman_region32_translate (&r1, -LARGE, LARGE); + pixman_region32_translate (&r1, LARGE, -LARGE); + + assert (pixman_region32_equal (&r1, &r2)); + + pixman_region32_fini (&r1); + pixman_region32_fini (&r2); + + return 0; +} |