pathops work in progress

tests/PathOpsCubicIntersectionTest.cpp

Index: tests/PathOpsCubicIntersectionTest.cpp
diff --git a/tests/PathOpsCubicIntersectionTest.cpp b/tests/PathOpsCubicIntersectionTest.cpp
index 04797b4ef3341dd4b9b0fb222a760efe2e0721a0..c8a2e05e66ef6439c20736110023d2cd68c29e7b 100644
--- a/tests/PathOpsCubicIntersectionTest.cpp
+++ b/tests/PathOpsCubicIntersectionTest.cpp
@@ -164,11 +164,23 @@ static const SkDCubic testSet[] = {
 const size_t testSetCount = SK_ARRAY_COUNT(testSet);
 
 static const SkDCubic newTestSet[] = {
+{{{275,532}, {277.209137,532}, {279,530.209106}, {279,528}}},
+{{{278,529}, {278,530.65686}, {276.65686,532}, {275,532}}},
+
 #if 0  // FIXME: asserts coincidence, not working yet
 {{{195, 785}, {124.30755615234375, 785}, {67, 841.85986328125}, {67, 912}}},
 {{{67, 913}, {67, 842.30755615234375}, {123.85984039306641, 785}, {194, 785}}},
 #endif
 
+{{{149,710.001465}, {149.000809,712.209961}, {150.791367,714}, {153,714}}},
+{{{154,715}, {151.238571,715}, {149,712.761414}, {149,710}}},
+
+{{{1,2}, {1,2}, {2,0}, {6,0}}},
+{{{0,2}, {0,6}, {2,1}, {2,1}}},
+
+{{{0,1}, {2,3}, {5,1}, {4,3}}},
+{{{1,5}, {3,4}, {1,0}, {3,2}}},
+
 {{{399,657}, {399,661.970581}, {403.029449,666}, {408,666}}},
 {{{406,666}, {402.686279,666}, {400,663.313721}, {400,660}}},