fuzzer fixes

tests/StrokeTest.cpp

Index: tests/StrokeTest.cpp
diff --git a/tests/StrokeTest.cpp b/tests/StrokeTest.cpp
index 15220c4a3b6cdbc814999f0e04567a21c3cd9f74..ac3863e9cb532f84983c8dafad7e9ba77cf373dd 100644
--- a/tests/StrokeTest.cpp
+++ b/tests/StrokeTest.cpp
@@ -18,6 +18,35 @@ static bool equal(const SkRect& a, const SkRect& b) {
             SkScalarNearlyEqual(a.bottom(), b.bottom());
 }
 
+static void test_strokecubic(skiatest::Reporter* reporter) {
+    uint32_t hexCubicVals[] = {
+        0x424c1086, 0x44bcf0cb,  // fX=51.0161362 fY=1511.52478
+        0x424c107c, 0x44bcf0cb,  // fX=51.0160980 fY=1511.52478
+        0x424c10c2, 0x44bcf0cb,  // fX=51.0163651 fY=1511.52478
+        0x424c1119, 0x44bcf0ca,  // fX=51.0166969 fY=1511.52466
+    };
+    SkPoint cubicVals[] = {
+        {51.0161362f, 1511.52478f },
+        {51.0160980f, 1511.52478f },
+        {51.0163651f, 1511.52478f },
+        {51.0166969f, 1511.52466f },
+    };
+    SkPaint paint;
+
+    paint.setStyle(SkPaint::kStroke_Style);
+    paint.setStrokeWidth(0.394537568f);
+    SkPath path, fillPath;
+    path.moveTo(cubicVals[0]);
+    path.cubicTo(cubicVals[1], cubicVals[2], cubicVals[3]);
+    paint.getFillPath(path, &fillPath);
+    path.reset();
+    path.moveTo(SkBits2Float(hexCubicVals[0]), SkBits2Float(hexCubicVals[1]));
+    path.cubicTo(SkBits2Float(hexCubicVals[2]), SkBits2Float(hexCubicVals[3]),
+            SkBits2Float(hexCubicVals[4]), SkBits2Float(hexCubicVals[5]),
+            SkBits2Float(hexCubicVals[6]), SkBits2Float(hexCubicVals[7]));
+    paint.getFillPath(path, &fillPath);
+}
+
 static void test_strokerect(skiatest::Reporter* reporter) {
     const SkScalar width = SkIntToScalar(10);
     SkPaint paint;
@@ -56,5 +85,6 @@ static void test_strokerect(skiatest::Reporter* reporter) {
 }
 
 DEF_TEST(Stroke, reporter) {
+    test_strokecubic(reporter);
     test_strokerect(reporter);
 }