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gsk: Add a test for transform_bounds

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This commit is contained in:
Matthias Clasen 2021-09-17 07:43:07 -04:00
parent 1d41dc716e
commit 8c34dd58c0
1 changed files with 20 additions and 0 deletions
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20
testsuite/gsk/transform.c
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@ -565,6 +565,25 @@ test_to_affine (void)
g_assert_cmpfloat (dy, ==, 5.0); g_assert_cmpfloat (dy, ==, 5.0);
} }
static void
test_transform_bounds (void)
{
GskTransform *t = gsk_transform_translate (NULL, &GRAPHENE_POINT_INIT (50, 50));
graphene_rect_t bounds = GRAPHENE_RECT_INIT (0, 0, 100, 100);
graphene_rect_t out;
gsk_transform_transform_bounds (t, &bounds, &out);
g_assert_true (graphene_rect_equal (&out, &GRAPHENE_RECT_INIT(50, 50, 100, 100)));
t = gsk_transform_rotate (t, 180);
gsk_transform_transform_bounds (t, &bounds, &out);
g_assert_true (graphene_rect_equal (&out, &GRAPHENE_RECT_INIT(-50, -50, 100, 100)));
t = gsk_transform_translate (t, &GRAPHENE_POINT_INIT (-50, -50));
gsk_transform_transform_bounds (t, &bounds, &out);
g_assert_true (graphene_rect_equal (&out, &GRAPHENE_RECT_INIT(0, 0, 100, 100)));
}
int int
main (int argc, main (int argc,
char *argv[]) char *argv[])
@ -579,6 +598,7 @@ main (int argc,
g_test_add_func ("/transform/print-parse", test_print_parse); g_test_add_func ("/transform/print-parse", test_print_parse);
g_test_add_func ("/transform/check-axis-aligneness", test_axis_aligned); g_test_add_func ("/transform/check-axis-aligneness", test_axis_aligned);
g_test_add_func ("/transform/to-affine", test_to_affine); g_test_add_func ("/transform/to-affine", test_to_affine);
g_test_add_func ("/transform/bounds", test_transform_bounds);
return g_test_run (); return g_test_run ();
} }