diff options
Diffstat (limited to 'testsuite/gsk/path.c')
| -rw-r--r-- | testsuite/gsk/path.c | 81 |
1 files changed, 75 insertions, 6 deletions
diff --git a/testsuite/gsk/path.c b/testsuite/gsk/path.c index 60e45a0941..f260155281 100644 --- a/testsuite/gsk/path.c +++ b/testsuite/gsk/path.c @@ -45,7 +45,7 @@ create_random_degenerate_path (guint max_contours) case 1: /* a single point */ - gsk_path_builder_move_to (builder, + gsk_path_builder_move_to (builder, g_test_rand_double_range (-1000, 1000), g_test_rand_double_range (-1000, 1000)); break; @@ -54,7 +54,7 @@ create_random_degenerate_path (guint max_contours) /* N points */ for (i = 0; i < MIN (10, max_contours); i++) { - gsk_path_builder_move_to (builder, + gsk_path_builder_move_to (builder, g_test_rand_double_range (-1000, 1000), g_test_rand_double_range (-1000, 1000)); } @@ -62,7 +62,7 @@ create_random_degenerate_path (guint max_contours) case 3: /* 1 closed point */ - gsk_path_builder_move_to (builder, + gsk_path_builder_move_to (builder, g_test_rand_double_range (-1000, 1000), g_test_rand_double_range (-1000, 1000)); gsk_path_builder_close (builder); @@ -70,7 +70,7 @@ create_random_degenerate_path (guint max_contours) case 4: /* the same point closed N times */ - gsk_path_builder_move_to (builder, + gsk_path_builder_move_to (builder, g_test_rand_double_range (-1000, 1000), g_test_rand_double_range (-1000, 1000)); for (i = 0; i < MIN (10, max_contours); i++) @@ -440,7 +440,7 @@ path_operation_equal (const PathOperation *p1, } } -static gboolean +static gboolean collect_path_operation_cb (GskPathOperation op, const graphene_point_t *pts, gsize n_pts, @@ -1115,7 +1115,7 @@ test_in_fill_rotated (void) GskFillRule fill_rule = g_random_int_range (0, N_FILL_RULES); float x = g_test_rand_double_range (-1000, 1000); float y = g_test_rand_double_range (-1000, 1000); - + g_assert_cmpint (gsk_path_measure_in_fill (measures[0], &GRAPHENE_POINT_INIT (x, y), fill_rule), ==, gsk_path_measure_in_fill (measures[1], &GRAPHENE_POINT_INIT (y, -x), fill_rule)); @@ -1229,6 +1229,74 @@ test_path_stroke_distance (void) gsk_stroke_free (stroke); } +static void +test_path_convexity (void) +{ + GskPathBuilder *builder; + GskPath *path; + + builder = gsk_path_builder_new (); + gsk_path_builder_add_circle (builder, &GRAPHENE_POINT_INIT (100, 100), 100); + path = gsk_path_builder_free_to_path (builder); + + g_assert_true (gsk_path_is_convex (path)); + + gsk_path_unref (path); + + builder = gsk_path_builder_new (); + gsk_path_builder_add_circle (builder, &GRAPHENE_POINT_INIT (100, 100), 100); + gsk_path_builder_add_circle (builder, &GRAPHENE_POINT_INIT (100, 100), 10); + path = gsk_path_builder_free_to_path (builder); + + g_assert_false (gsk_path_is_convex (path)); + + gsk_path_unref (path); + + builder = gsk_path_builder_new (); + gsk_path_builder_add_rect (builder, &GRAPHENE_RECT_INIT (9, 0, 100, 100)); + path = gsk_path_builder_free_to_path (builder); + + g_assert_true (gsk_path_is_convex (path)); + + gsk_path_unref (path); + + path = gsk_path_parse ("M 100 100 C 150 50 200 50 250 100 C 200 150 150 150 100 100 Z"); + + g_assert_true (gsk_path_is_convex (path)); + + gsk_path_unref (path); + + path = gsk_path_parse ("M 100 100 L 150 50 L 200 100 L 250 50 L 300 100 L 200 200 Z"); + + g_assert_false (gsk_path_is_convex (path)); + + gsk_path_unref (path); + + /* Cantarell M, only turns in one direction, but winds around several times */ + path = gsk_path_parse ("M 185.70745849609375 704 " + "L 282.899658203125 704 " + "L 282.899658203125 150.52880859375 " + "L 265.08203125 156.04779052734375 " + "L 491.34271240234375 596.20440673828125 " + "L 569.83355712890625 596.20440673828125 " + "L 792.276611328125 156.04779052734375 " + "L 780.48101806640625 151.55084228515625 " + "L 780.48101806640625 704 " + "L 877.6732177734375 704 " + "L 877.6732177734375 10 " + "L 778.70745849609375 10 " + "L 507.47491455078125 540.8739013671875 " + "L 561.7674560546875 540.8739013671875 " + "L 287.46881103515625 10 " + "L 185.70745849609375 10 " + "L 185.70745849609375 704 " + "Z"); + + g_assert_false (gsk_path_is_convex (path)); + + gsk_path_unref (path); +} + int main (int argc, char *argv[]) @@ -1247,6 +1315,7 @@ main (int argc, g_test_add_func ("/path/in-fill-union", test_in_fill_union); g_test_add_func ("/path/in-fill-rotated", test_in_fill_rotated); g_test_add_func ("/path/stroke/distance", test_path_stroke_distance); + g_test_add_func ("/path/convexity", test_path_convexity); return g_test_run (); } |