12 static void Union(SkRegion* rgn, const SkIRect& rect) {  in Union()
24     Union(&r, SkIRect::MakeXYWH(0, 0, 1, 1));  in test_fromchrome()
25     TEST_NO_INTERSECT(r, SkIRect::MakeXYWH(0, 0, 0, 0));  in test_fromchrome()
26     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, 0, 2, 2));  in test_fromchrome()
27     TEST_INTERSECT(r, SkIRect::MakeXYWH(-1, 0, 2, 2));  in test_fromchrome()
28     TEST_INTERSECT(r, SkIRect::MakeXYWH(-1, -1, 2, 2));  in test_fromchrome()
29     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, -1, 2, 2));  in test_fromchrome()
30     TEST_INTERSECT(r, SkIRect::MakeXYWH(-1, -1, 3, 3));  in test_fromchrome()
32     Union(&r, SkIRect::MakeXYWH(0, 0, 3, 3));  in test_fromchrome()
33     Union(&r, SkIRect::MakeXYWH(10, 0, 3, 3));  in test_fromchrome()
34     Union(&r, SkIRect::MakeXYWH(0, 10, 13, 3));  in test_fromchrome()
35     TEST_INTERSECT(r, SkIRect::MakeXYWH(-1, -1, 2, 2));  in test_fromchrome()
36     TEST_INTERSECT(r, SkIRect::MakeXYWH(2, -1, 2, 2));  in test_fromchrome()
37     TEST_INTERSECT(r, SkIRect::MakeXYWH(2, 2, 2, 2));  in test_fromchrome()
38     TEST_INTERSECT(r, SkIRect::MakeXYWH(-1, 2, 2, 2));  in test_fromchrome()
40     TEST_INTERSECT(r, SkIRect::MakeXYWH(9, -1, 2, 2));  in test_fromchrome()
41     TEST_INTERSECT(r, SkIRect::MakeXYWH(12, -1, 2, 2));  in test_fromchrome()
42     TEST_INTERSECT(r, SkIRect::MakeXYWH(12, 2, 2, 2));  in test_fromchrome()
43     TEST_INTERSECT(r, SkIRect::MakeXYWH(9, 2, 2, 2));  in test_fromchrome()
45     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, -1, 13, 5));  in test_fromchrome()
46     TEST_INTERSECT(r, SkIRect::MakeXYWH(1, -1, 11, 5));  in test_fromchrome()
47     TEST_INTERSECT(r, SkIRect::MakeXYWH(2, -1, 9, 5));  in test_fromchrome()
48     TEST_INTERSECT(r, SkIRect::MakeXYWH(2, -1, 8, 5));  in test_fromchrome()
49     TEST_INTERSECT(r, SkIRect::MakeXYWH(3, -1, 8, 5));  in test_fromchrome()
51     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, 1, 13, 1));  in test_fromchrome()
52     TEST_INTERSECT(r, SkIRect::MakeXYWH(1, 1, 11, 1));  in test_fromchrome()
53     TEST_INTERSECT(r, SkIRect::MakeXYWH(2, 1, 9, 1));  in test_fromchrome()
54     TEST_INTERSECT(r, SkIRect::MakeXYWH(2, 1, 8, 1));  in test_fromchrome()
55     TEST_INTERSECT(r, SkIRect::MakeXYWH(3, 1, 8, 1));  in test_fromchrome()
57     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, 0, 13, 13));  in test_fromchrome()
58     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, 1, 13, 11));  in test_fromchrome()
59     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, 2, 13, 9));  in test_fromchrome()
60     TEST_INTERSECT(r, SkIRect::MakeXYWH(0, 2, 13, 8));  in test_fromchrome()
66     Union(&container, SkIRect::MakeXYWH(0, 0, 40, 20));  in test_fromchrome()
67     Union(&container, SkIRect::MakeXYWH(30, 20, 10, 20));  in test_fromchrome()
68     TEST_NO_CONTAINS(container, SkIRect::MakeXYWH(0, 0, 10, 39));  in test_fromchrome()
69     TEST_NO_CONTAINS(container, SkIRect::MakeXYWH(29, 0, 10, 39));  in test_fromchrome()
73         Union(&rgn, SkIRect::MakeXYWH(0, 0, 10, 10));  in test_fromchrome()
74         Union(&rgn, SkIRect::MakeLTRB(5, 10, 20, 20));  in test_fromchrome()
75         TEST_INTERSECT(rgn, SkIRect::MakeXYWH(15, 0, 5, 11));  in test_fromchrome()
80     SkRegion valid(SkIRect::MakeWH(10, 10));  in test_empties()
101 static SkIRect randRect(SkRandom& rand) {  in randRect()
106     return SkIRect::MakeXYWH(x, y, w >> 1, h >> 1);  in randRect()
122 static bool slow_contains(const SkRegion& outer, const SkIRect& r) {  in slow_contains()
136         SkIRect r = iter.rect();  in test_contains_iter()
152     SkIRect r = a.getBounds();  in contains_proc()
165         SkIRect r = iter.rect();  in test_intersects_iter()
196 static void rand_rect(SkIRect* rect, SkRandom& rand) {  in rand_rect()
204 static bool test_rects(const SkIRect rect[], int count) {  in test_rects()
226     const SkIRect r2[] = {  in TestRegion()
232     const SkIRect rects[] = {  in TestRegion()
245         SkIRect rect[N];  in TestRegion()