add additional tests for path direction with multiple pts on y-max



git-svn-id: http://skia.googlecode.com/svn/trunk@3121 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/tests/PathTest.cpp b/tests/PathTest.cpp
index bab7f87..d156e57 100644
--- a/tests/PathTest.cpp
+++ b/tests/PathTest.cpp
@@ -40,6 +40,7 @@
     static const char* gCW[] = {
         "M 10 10 L 10 10 Q 20 10 20 20",
         "M 10 10 C 20 10 20 20 20 20",
+        "M 20 10 Q 20 20 30 20 L 10 20", // test double-back at y-max
     };
     for (i = 0; i < SK_ARRAY_COUNT(gCW); ++i) {
         path.reset();
@@ -51,6 +52,7 @@
     static const char* gCCW[] = {
         "M 10 10 L 10 10 Q 20 10 20 -20",
         "M 10 10 C 20 10 20 -20 20 -20",
+        "M 20 10 Q 20 20 10 20 L 30 20", // test double-back at y-max
     };
     for (i = 0; i < SK_ARRAY_COUNT(gCCW); ++i) {
         path.reset();