fix cubic/line intersection; add skp tests

tests/PathOpsSkpTest.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 #include "PathOpsExtendedTest.h"
 
 #define TEST(name) { name, #name }
 
@@ skipping 2944 matching lines @@
     path.close();
     SkPath pathB;
     pathB.setFillType(SkPath::kWinding_FillType);
     pathB.moveTo(276, 7703);
     pathB.lineTo(277.01001f, 7703);
     pathB.lineTo(277, 9600);
     pathB.lineTo(276, 9600);
     testPathOp(reporter, path, pathB, kIntersect_PathOp, filename);
 }
 
+// checkSmall / addTPair / addT assert
+#if TRY_NEW_TESTS
+static void skpwww_uniquefx_net_442(skiatest::Reporter* reporter, const char* filename) {
+    SkPath path;
+    path.setFillType(SkPath::kEvenOdd_FillType);
+    path.moveTo(960, 306);
+    path.lineTo(960, 305);
+    path.lineTo(1000, 305);
+    path.lineTo(1000, 306.708527f);
+    path.lineTo(960, 306);
+    path.close();
+    SkPath pathB;
+    pathB.setFillType(SkPath::kWinding_FillType);
+    pathB.moveTo(960, 305);
+    pathB.lineTo(958.997253f, 306.002747f);
+    pathB.lineTo(1017, 307);
+    pathB.lineTo(1019, 305);
+    testPathOp(reporter, path, pathB, kIntersect_PathOp, filename);
+}
+#endif
+
+// rightAngleWinding
+#if TRY_NEW_TESTS
+static void skpwww_kitcheninspirations_wordpress_com_32(skiatest::Reporter* reporter, const char* filename) {
+    SkPath path;
+    path.setFillType(SkPath::kEvenOdd_FillType);
+    path.moveTo(47.1666679f, 19651.334f);
+    path.lineTo(65.8333359f, 19651.332f);
+    path.lineTo(65.8333359f, 19651.5f);
+    path.lineTo(47.1666679f, 19651.5f);
+    path.lineTo(47.1666679f, 19651.334f);
+    path.close();
+    SkPath pathB;
+    pathB.setFillType(SkPath::kWinding_FillType);
+    pathB.moveTo(47.1666679f, 19651.5f);
+    pathB.lineTo(47.1666679f, 19651.332f);
+    pathB.lineTo(65.8333359f, 19651.334f);
+    pathB.lineTo(65.8333359f, 19651.5f);
+    testPathOp(reporter, path, pathB, kIntersect_PathOp, filename);
+}
+#endif
+
 static void (*firstTest)(skiatest::Reporter* , const char* filename) = 0;
 
 static struct TestDesc tests[] = {
+#if TRY_NEW_TESTS
+    TEST(skpwww_kitcheninspirations_wordpress_com_32),  // rightanglewinding
+#endif
+#if TRY_NEW_TESTS
+    TEST(skpwww_uniquefx_net_442),  // checkSmall / addTPair / addT assert
+#endif
     TEST(skpwww_defense_studies_blogspot_com_64),
     TEST(skpwww_kenlevine_blogspot_com_28),
     TEST(skpwww_fashionscandal_com_94),
 #if TRY_NEW_TESTS
     TEST(skpwww_thaienews_blogspot_com_36),  // completes but fails to produce correct output
 #endif
     TEST(skpwww_galaxystwo_com_4),
     TEST(skpwww_catingueiraonline_com_352),
     TEST(skpwww_evolvehq_com_210),
     TEST(skpwww_odia_com_br_26),  // asserts expecting isClosed
@@ skipping 93 matching lines @@
 
 static bool runReverse = false;
 static void (*stopTest)(skiatest::Reporter* , const char* filename) = 0;
 
 DEF_TEST(PathOpsSkp, reporter) {
 #if DEBUG_SHOW_TEST_NAME
     strncpy(DEBUG_FILENAME_STRING, "", DEBUG_FILENAME_STRING_LENGTH);
 #endif
     RunTestSet(reporter, tests, testCount, firstTest, stopTest, runReverse);
 }