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| author | marha <marha@users.sourceforge.net> | 2010-08-24 18:51:48 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2010-08-24 18:51:48 +0000 |
| commit | c5e0555ef58f02918a9803cb910e2cc523260d5d (patch) | |
| tree | 61a37e4e7898c36e58d63369272b9a6ffb405ce0 /pixman/test/region-translate-test.c | |
| parent | d23cfa7fb93fc22ea11fd25d50aecb10582e32b2 (diff) | |
| download | vcxsrv-c5e0555ef58f02918a9803cb910e2cc523260d5d.tar.gz vcxsrv-c5e0555ef58f02918a9803cb910e2cc523260d5d.tar.bz2 vcxsrv-c5e0555ef58f02918a9803cb910e2cc523260d5d.zip | |
libxcb pixman git update 24/8/2010
Diffstat (limited to 'pixman/test/region-translate-test.c')
| -rw-r--r-- | pixman/test/region-translate-test.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/pixman/test/region-translate-test.c b/pixman/test/region-translate-test.c new file mode 100644 index 000000000..7c63df966 --- /dev/null +++ b/pixman/test/region-translate-test.c @@ -0,0 +1,30 @@ +#include <pixman.h>
+#include <assert.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;
+}
|