1 /*
2  * Copyright 2013 Google Inc.
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 #include "include/core/SkPath.h"
8 #include "include/core/SkPoint.h"
9 #include "include/pathops/SkPathOps.h"
10 #include "tests/PathOpsExtendedTest.h"
11 #include "tests/Test.h"
12 
13 static const SkPoint nonFinitePts[] = {
14     { SK_ScalarInfinity, 0 },
15     { 0, SK_ScalarInfinity },
16     { SK_ScalarInfinity, SK_ScalarInfinity },
17     { SK_ScalarNegativeInfinity, 0},
18     { 0, SK_ScalarNegativeInfinity },
19     { SK_ScalarNegativeInfinity, SK_ScalarNegativeInfinity },
20     { SK_ScalarNegativeInfinity, SK_ScalarInfinity },
21     { SK_ScalarInfinity, SK_ScalarNegativeInfinity },
22     { SK_ScalarNaN, 0 },
23     { 0, SK_ScalarNaN },
24     { SK_ScalarNaN, SK_ScalarNaN },
25 };
26 
27 const size_t nonFinitePtsCount = sizeof(nonFinitePts) / sizeof(nonFinitePts[0]);
28 
29 static const SkPoint finitePts[] = {
30     { 0, 0 },
31     { SK_ScalarMax, 0 },
32     { 0, SK_ScalarMax },
33     { SK_ScalarMax, SK_ScalarMax },
34     { SK_ScalarMin, 0 },
35     { 0, SK_ScalarMin },
36     { SK_ScalarMin, SK_ScalarMin },
37 };
38 
39 const size_t finitePtsCount = sizeof(finitePts) / sizeof(finitePts[0]);
40 
failOne(skiatest::Reporter * reporter,int index)41 static void failOne(skiatest::Reporter* reporter, int index) {
42     SkPath path;
43     int i = (int) (index % nonFinitePtsCount);
44     int f = (int) (index % finitePtsCount);
45     int g = (int) ((f + 1) % finitePtsCount);
46     switch (index % 13) {
47         case 0: path.lineTo(nonFinitePts[i]); break;
48         case 1: path.quadTo(nonFinitePts[i], nonFinitePts[i]); break;
49         case 2: path.quadTo(nonFinitePts[i], finitePts[f]); break;
50         case 3: path.quadTo(finitePts[f], nonFinitePts[i]); break;
51         case 4: path.cubicTo(nonFinitePts[i], finitePts[f], finitePts[f]); break;
52         case 5: path.cubicTo(finitePts[f], nonFinitePts[i], finitePts[f]); break;
53         case 6: path.cubicTo(finitePts[f], finitePts[f], nonFinitePts[i]); break;
54         case 7: path.cubicTo(nonFinitePts[i], nonFinitePts[i], finitePts[f]); break;
55         case 8: path.cubicTo(nonFinitePts[i], finitePts[f], nonFinitePts[i]); break;
56         case 9: path.cubicTo(finitePts[f], nonFinitePts[i], nonFinitePts[i]); break;
57         case 10: path.cubicTo(nonFinitePts[i], nonFinitePts[i], nonFinitePts[i]); break;
58         case 11: path.cubicTo(nonFinitePts[i], finitePts[f], finitePts[g]); break;
59         case 12: path.moveTo(nonFinitePts[i]); break;
60     }
61     SkPath result;
62     result.setFillType(SkPathFillType::kWinding);
63     bool success = Simplify(path, &result);
64     REPORTER_ASSERT(reporter, !success);
65     REPORTER_ASSERT(reporter, result.isEmpty());
66     REPORTER_ASSERT(reporter, result.getFillType() == SkPathFillType::kWinding);
67     reporter->bumpTestCount();
68 }
69 
dontFailOne(skiatest::Reporter * reporter,int index)70 static void dontFailOne(skiatest::Reporter* reporter, int index) {
71     SkPath path;
72     int f = (int) (index % finitePtsCount);
73     int g = (int) ((f + 1) % finitePtsCount);
74     switch (index % 11) {
75         case 0: path.lineTo(finitePts[f]); break;
76         case 1: path.quadTo(finitePts[f], finitePts[f]); break;
77         case 2: path.quadTo(finitePts[f], finitePts[g]); break;
78         case 3: path.quadTo(finitePts[g], finitePts[f]); break;
79         case 4: path.cubicTo(finitePts[f], finitePts[f], finitePts[f]); break;
80         case 5: path.cubicTo(finitePts[f], finitePts[f], finitePts[g]); break;
81         case 6: path.cubicTo(finitePts[f], finitePts[g], finitePts[f]); break;
82         case 7: path.cubicTo(finitePts[f], finitePts[g], finitePts[g]); break;
83         case 8: path.cubicTo(finitePts[g], finitePts[f], finitePts[f]); break;
84         case 9: path.cubicTo(finitePts[g], finitePts[f], finitePts[g]); break;
85         case 10: path.moveTo(finitePts[f]); break;
86     }
87     SkPath result;
88     result.setFillType(SkPathFillType::kWinding);
89     bool success = Simplify(path, &result);
90     REPORTER_ASSERT(reporter, success);
91     REPORTER_ASSERT(reporter, result.getFillType() != SkPathFillType::kWinding);
92     reporter->bumpTestCount();
93 }
94 
fuzz_59(skiatest::Reporter * reporter,const char * filename)95 static void fuzz_59(skiatest::Reporter* reporter, const char* filename) {
96     SkPath path;
97     path.moveTo(SkBits2Float(0x430c0000), SkBits2Float(0xce58f41c));  // 140, -9.09969e+08f
98     path.lineTo(SkBits2Float(0x43480000), SkBits2Float(0xce58f419));  // 200, -9.09969e+08f
99     path.lineTo(SkBits2Float(0x42200000), SkBits2Float(0xce58f41b));  // 40, -9.09969e+08f
100     path.lineTo(SkBits2Float(0x43700000), SkBits2Float(0xce58f41b));  // 240, -9.09969e+08f
101     path.lineTo(SkBits2Float(0x428c0000), SkBits2Float(0xce58f419));  // 70, -9.09969e+08f
102     path.lineTo(SkBits2Float(0x430c0000), SkBits2Float(0xce58f41c));  // 140, -9.09969e+08f
103     path.close();
104     testSimplifyFuzz(reporter, path, filename);
105 }
106 
fuzz_x1(skiatest::Reporter * reporter,const char * filename)107 static void fuzz_x1(skiatest::Reporter* reporter, const char* filename) {
108     SkPath path;
109 path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
110 path.cubicTo(SkBits2Float(0x1931204a), SkBits2Float(0x2ba1a14a), SkBits2Float(0x4a4a08ff), SkBits2Float(0x4a4a08ff), SkBits2Float(0x4a4a4a34), SkBits2Float(0x4a4a4a4a));  // 9.15721e-24f, 1.14845e-12f, 3.31014e+06f, 3.31014e+06f, 3.31432e+06f, 3.31432e+06f
111 path.moveTo(SkBits2Float(0x000010a1), SkBits2Float(0x19312000));  // 5.96533e-42f, 9.15715e-24f
112 path.cubicTo(SkBits2Float(0x4a6a4a4a), SkBits2Float(0x4a4a4a4a), SkBits2Float(0xa14a4a4a), SkBits2Float(0x08ff2ba1), SkBits2Float(0x08ff4a4a), SkBits2Float(0x4a344a4a));  // 3.83861e+06f, 3.31432e+06f, -6.85386e-19f, 1.53575e-33f, 1.53647e-33f, 2.95387e+06f
113 path.cubicTo(SkBits2Float(0x4a4a4a4a), SkBits2Float(0x4a4a4a4a), SkBits2Float(0x2ba1a14a), SkBits2Float(0x4e4a08ff), SkBits2Float(0x4a4a4a4a), SkBits2Float(0xa1a181ff));  // 3.31432e+06f, 3.31432e+06f, 1.14845e-12f, 8.47397e+08f, 3.31432e+06f, -1.09442e-18f
114     testSimplify(reporter, path, filename);
115 }
116 
fuzz_x2(skiatest::Reporter * reporter,const char * filename)117 static void fuzz_x2(skiatest::Reporter* reporter, const char* filename) {
118     SkPath path;
119 path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
120 path.cubicTo(SkBits2Float(0x1931204a), SkBits2Float(0x2ba1a14a), SkBits2Float(0x4a4a08ff), SkBits2Float(0x4a4a08ff), SkBits2Float(0x4a4a4a34), SkBits2Float(0x4a4a4a4a));  // 9.15721e-24f, 1.14845e-12f, 3.31014e+06f, 3.31014e+06f, 3.31432e+06f, 3.31432e+06f
121 path.moveTo(SkBits2Float(0x000010a1), SkBits2Float(0x19312000));  // 5.96533e-42f, 9.15715e-24f
122 path.cubicTo(SkBits2Float(0x4a6a4a4a), SkBits2Float(0x4a4a4a4a), SkBits2Float(0xa14a4a4a), SkBits2Float(0x08ff2ba1), SkBits2Float(0x08ff4a4a), SkBits2Float(0x4a344a4a));  // 3.83861e+06f, 3.31432e+06f, -6.85386e-19f, 1.53575e-33f, 1.53647e-33f, 2.95387e+06f
123 path.cubicTo(SkBits2Float(0x4a4a4a4a), SkBits2Float(0x4a4a4a4a), SkBits2Float(0x2ba1a14a), SkBits2Float(0x4e4a08ff), SkBits2Float(0x4a4a4a4a), SkBits2Float(0xa1a181ff));  // 3.31432e+06f, 3.31432e+06f, 1.14845e-12f, 8.47397e+08f, 3.31432e+06f, -1.09442e-18f
124     testSimplify(reporter, path, filename);
125 }
126 
fuzz763_1(skiatest::Reporter * reporter,const char * filename)127 static void fuzz763_1(skiatest::Reporter* reporter, const char* filename) {
128     SkPath path;
129 path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
130 path.cubicTo(SkBits2Float(0xbcb63000), SkBits2Float(0xb6b6b6b7), SkBits2Float(0x38b6b6b6), SkBits2Float(0xafb63a5a), SkBits2Float(0xca000087), SkBits2Float(0xe93ae9e9));  // -0.0222397f, -5.44529e-06f, 8.71247e-05f, -3.31471e-10f, -2.09719e+06f, -1.41228e+25f
131 path.quadTo(SkBits2Float(0xb6007fb6), SkBits2Float(0xb69fb6b6), SkBits2Float(0xe9e964b6), SkBits2Float(0xe9e9e9e9));  // -1.91478e-06f, -4.75984e-06f, -3.52694e+25f, -3.5348e+25f
132 path.quadTo(SkBits2Float(0xb6b6b8b7), SkBits2Float(0xb60000b6), SkBits2Float(0xb6b6b6b6), SkBits2Float(0xe9e92064));  // -5.44553e-06f, -1.90739e-06f, -5.44529e-06f, -3.52291e+25f
133 path.quadTo(SkBits2Float(0x000200e9), SkBits2Float(0xe9e9d100), SkBits2Float(0xe93ae9e9), SkBits2Float(0xe964b6e9));  // 1.83997e-40f, -3.53333e+25f, -1.41228e+25f, -1.72812e+25f
134 path.quadTo(SkBits2Float(0x40b6e9e9), SkBits2Float(0xe9b60000), SkBits2Float(0x00b6b8e9), SkBits2Float(0xe9000001));  // 5.71605f, -2.75031e+25f, 1.67804e-38f, -9.67141e+24f
135 path.quadTo(SkBits2Float(0xe9d3b6b2), SkBits2Float(0x40404540), SkBits2Float(0x803d4043), SkBits2Float(0xe9e9e9ff));  // -3.19933e+25f, 3.00423f, -5.62502e-39f, -3.53481e+25f
136 path.cubicTo(SkBits2Float(0x00000000), SkBits2Float(0xe8b3b6b6), SkBits2Float(0xe90a0003), SkBits2Float(0x4040403c), SkBits2Float(0x803d4040), SkBits2Float(0xe9e80900));  // 0, -6.78939e+24f, -1.0427e+25f, 3.00392f, -5.62501e-39f, -3.50642e+25f
137 path.quadTo(SkBits2Float(0xe9e910e9), SkBits2Float(0xe9e93ae9), SkBits2Float(0x0000b6b6), SkBits2Float(0xb6b6aab6));  // -3.52199e+25f, -3.52447e+25f, 6.55443e-41f, -5.4439e-06f
138 path.moveTo(SkBits2Float(0xe9e92064), SkBits2Float(0xe9e9d106));  // -3.52291e+25f, -3.53334e+25f
139 path.quadTo(SkBits2Float(0xe9e93ae9), SkBits2Float(0x0000abb6), SkBits2Float(0xb6b6bdb6), SkBits2Float(0xe92064b6));  // -3.52447e+25f, 6.15983e-41f, -5.44611e-06f, -1.2119e+25f
140 path.quadTo(SkBits2Float(0x0000e9e9), SkBits2Float(0xb6b6b6e9), SkBits2Float(0x05ffff05), SkBits2Float(0xe9ea06e9));  // 8.39112e-41f, -5.44532e-06f, 2.40738e-35f, -3.53652e+25f
141 path.quadTo(SkBits2Float(0xe93ae9e9), SkBits2Float(0x02007fe9), SkBits2Float(0xb8b7b600), SkBits2Float(0xe9e9b6b6));  // -1.41228e+25f, 9.44066e-38f, -8.76002e-05f, -3.53178e+25f
142 path.quadTo(SkBits2Float(0xe9e9e9b6), SkBits2Float(0xedb6b6b6), SkBits2Float(0x5a38a1b6), SkBits2Float(0xe93ae9e9));  // -3.53479e+25f, -7.06839e+27f, 1.29923e+16f, -1.41228e+25f
143 path.quadTo(SkBits2Float(0x0000b6b6), SkBits2Float(0xb6b6b6b6), SkBits2Float(0xe9e9e9b6), SkBits2Float(0xe9e9e954));  // 6.55443e-41f, -5.44529e-06f, -3.53479e+25f, -3.53477e+25f
144 path.quadTo(SkBits2Float(0xb6e9e93a), SkBits2Float(0x375837ff), SkBits2Float(0xceb6b6b6), SkBits2Float(0x0039e94f));  // -6.97109e-06f, 1.28876e-05f, -1.53271e+09f, 5.31832e-39f
145 path.quadTo(SkBits2Float(0xe9e9e9e9), SkBits2Float(0xe9e6e9e9), SkBits2Float(0xb6b641b6), SkBits2Float(0xede9e9e9));  // -3.5348e+25f, -3.48947e+25f, -5.43167e-06f, -9.0491e+27f
146 path.moveTo(SkBits2Float(0xb6b6e9e9), SkBits2Float(0xb6b60000));  // -5.45125e-06f, -5.42402e-06f
147 path.moveTo(SkBits2Float(0xe9b6b6b6), SkBits2Float(0xe9b6b8e9));  // -2.76109e+25f, -2.76122e+25f
148 path.close();
149 path.moveTo(SkBits2Float(0xe9b6b6b6), SkBits2Float(0xe9b6b8e9));  // -2.76109e+25f, -2.76122e+25f
150 path.quadTo(SkBits2Float(0xe93ae9e9), SkBits2Float(0xe964b6e9), SkBits2Float(0x0000203a), SkBits2Float(0xb6000000));  // -1.41228e+25f, -1.72812e+25f, 1.15607e-41f, -1.90735e-06f
151 path.moveTo(SkBits2Float(0x64b6b6b6), SkBits2Float(0xe9e9e900));  // 2.69638e+22f, -3.53475e+25f
152 path.quadTo(SkBits2Float(0xb6b6b6e9), SkBits2Float(0xb6b6b6b6), SkBits2Float(0xe9e9b6ce), SkBits2Float(0xe9e93ae9));  // -5.44532e-06f, -5.44529e-06f, -3.53179e+25f, -3.52447e+25f
153 
154     testSimplifyFuzz(reporter, path, filename);
155 }
156 
fuzz763_2s(skiatest::Reporter * reporter,const char * filename)157 static void fuzz763_2s(skiatest::Reporter* reporter, const char* filename) {
158     SkPath path;
159 path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
160 path.cubicTo(SkBits2Float(0x76773011), SkBits2Float(0x5d66fe78), SkBits2Float(0xbbeeff66), SkBits2Float(0x637677a2), SkBits2Float(0x205266fe), SkBits2Float(0xec296fdf));  // 1.25339e+33f, 1.0403e+18f, -0.00729363f, 4.54652e+21f, 1.78218e-19f, -8.19347e+26f
161 path.lineTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
162 path.close();
163 path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
164 path.quadTo(SkBits2Float(0xec4eecec), SkBits2Float(0x6e6f10ec), SkBits2Float(0xb6b6ecf7), SkBits2Float(0xb6b6b6b6));  // -1.00063e+27f, 1.84968e+28f, -5.45161e-06f, -5.44529e-06f
165 path.moveTo(SkBits2Float(0x002032b8), SkBits2Float(0xecfeb6b6));  // 2.95693e-39f, -2.46344e+27f
166 path.moveTo(SkBits2Float(0x73737300), SkBits2Float(0x73735273));  // 1.9288e+31f, 1.9278e+31f
167 path.cubicTo(SkBits2Float(0x1616ece4), SkBits2Float(0xdf020018), SkBits2Float(0x77772965), SkBits2Float(0x1009db73), SkBits2Float(0x80ececec), SkBits2Float(0xf7ffffff));  // 1.21917e-25f, -9.36751e+18f, 5.01303e+33f, 2.71875e-29f, -2.17582e-38f, -1.03846e+34f
168 path.lineTo(SkBits2Float(0x73737300), SkBits2Float(0x73735273));  // 1.9288e+31f, 1.9278e+31f
169 path.close();
170 path.moveTo(SkBits2Float(0x73737300), SkBits2Float(0x73735273));  // 1.9288e+31f, 1.9278e+31f
171 path.conicTo(SkBits2Float(0xec0700ec), SkBits2Float(0xecececec), SkBits2Float(0xececccec), SkBits2Float(0x772965ec), SkBits2Float(0x77777377));  // -6.52837e+26f, -2.2914e+27f, -2.29019e+27f, 3.4358e+33f, 5.0189e+33f
172 path.moveTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
173 path.close();
174 path.moveTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
175 path.quadTo(SkBits2Float(0x29ec02ec), SkBits2Float(0x1009ecec), SkBits2Float(0x80ececec), SkBits2Float(0xf7ffffff));  // 1.0481e-13f, 2.7201e-29f, -2.17582e-38f, -1.03846e+34f
176 path.lineTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
177 path.close();
178 path.moveTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
179 path.conicTo(SkBits2Float(0xff003aff), SkBits2Float(0xdbec2300), SkBits2Float(0xecececec), SkBits2Float(0x6fdf6052), SkBits2Float(0x41ecec29));  // -1.70448e+38f, -1.32933e+17f, -2.2914e+27f, 1.38263e+29f, 29.6153f
180 path.lineTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
181 path.close();
182 path.moveTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
183 path.quadTo(SkBits2Float(0xecf76e6f), SkBits2Float(0xeccfddec), SkBits2Float(0xecececcc), SkBits2Float(0x66000066));  // -2.39301e+27f, -2.01037e+27f, -2.2914e+27f, 1.51118e+23f
184 path.lineTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
185 path.close();
186 path.moveTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
187 path.cubicTo(SkBits2Float(0x772965df), SkBits2Float(0x77777377), SkBits2Float(0x77777876), SkBits2Float(0x665266fe), SkBits2Float(0xecececdf), SkBits2Float(0x0285806e));  // 3.4358e+33f, 5.0189e+33f, 5.0193e+33f, 2.48399e+23f, -2.2914e+27f, 1.96163e-37f
188 path.lineTo(SkBits2Float(0xecececeb), SkBits2Float(0xecec0700));  // -2.2914e+27f, -2.28272e+27f
189 path.lineTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
190 path.close();
191 path.moveTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
192 path.lineTo(SkBits2Float(0x65ecfaec), SkBits2Float(0xde777729));  // 1.39888e+23f, -4.45794e+18f
193 path.conicTo(SkBits2Float(0x74777777), SkBits2Float(0x66fe7876), SkBits2Float(0xecdf6660), SkBits2Float(0x726eecec), SkBits2Float(0x29d610ec));  // 7.84253e+31f, 6.00852e+23f, -2.16059e+27f, 4.73241e+30f, 9.50644e-14f
194 path.lineTo(SkBits2Float(0xfe817477), SkBits2Float(0xdf665266));  // -8.60376e+37f, -1.65964e+19f
195 path.close();
196 path.moveTo(SkBits2Float(0xd0ecec10), SkBits2Float(0x6e6eecdb));  // -3.17991e+10f, 1.84859e+28f
197 path.quadTo(SkBits2Float(0x003affec), SkBits2Float(0xec2300ef), SkBits2Float(0xecececdb), SkBits2Float(0xcfececec));  // 5.41827e-39f, -7.88237e+26f, -2.2914e+27f, -7.9499e+09f
198 path.lineTo(SkBits2Float(0xd0ecec10), SkBits2Float(0x6e6eecdb));  // -3.17991e+10f, 1.84859e+28f
199 path.close();
200 path.moveTo(SkBits2Float(0xd0ecec10), SkBits2Float(0x6e6eecdb));  // -3.17991e+10f, 1.84859e+28f
201 path.quadTo(SkBits2Float(0xecccec80), SkBits2Float(0xfa66ecec), SkBits2Float(0x66fa0000), SkBits2Float(0x772965df));  // -1.9819e+27f, -2.99758e+35f, 5.90296e+23f, 3.4358e+33f
202 path.moveTo(SkBits2Float(0x77777790), SkBits2Float(0x00807677));  // 5.01923e+33f, 1.17974e-38f
203 path.close();
204 path.moveTo(SkBits2Float(0x77777790), SkBits2Float(0x00807677));  // 5.01923e+33f, 1.17974e-38f
205 path.cubicTo(SkBits2Float(0xecececec), SkBits2Float(0xfe66eaec), SkBits2Float(0xecdf1452), SkBits2Float(0x806eecec), SkBits2Float(0x10ececec), SkBits2Float(0xec000000));  // -2.2914e+27f, -7.67356e+37f, -2.15749e+27f, -1.01869e-38f, 9.34506e-29f, -6.1897e+26f
206 path.lineTo(SkBits2Float(0x77777790), SkBits2Float(0x00807677));  // 5.01923e+33f, 1.17974e-38f
207 path.close();
208 path.moveTo(SkBits2Float(0x77777790), SkBits2Float(0x00807677));  // 5.01923e+33f, 1.17974e-38f
209 path.cubicTo(SkBits2Float(0x52668062), SkBits2Float(0x2965df66), SkBits2Float(0x77777377), SkBits2Float(0x76777773), SkBits2Float(0x1697fe78), SkBits2Float(0xeebfff00));  // 2.47499e+11f, 5.1042e-14f, 5.0189e+33f, 1.2548e+33f, 2.4556e-25f, -2.971e+28f
210 path.lineTo(SkBits2Float(0x77777790), SkBits2Float(0x00807677));  // 5.01923e+33f, 1.17974e-38f
211 path.close();
212 
213     testSimplifyFuzz(reporter, path, filename);
214 }
215 
fuzz_x3(skiatest::Reporter * reporter,const char * filename)216 static void fuzz_x3(skiatest::Reporter* reporter, const char* filename) {
217     SkPath path;
218 path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
219 path.cubicTo(SkBits2Float(0x92743420), SkBits2Float(0x74747474), SkBits2Float(0x0f747c74), SkBits2Float(0xff538565), SkBits2Float(0x74744374), SkBits2Float(0x20437474));  // -7.70571e-28f, 7.74708e+31f, 1.20541e-29f, -2.8116e+38f, 7.74102e+31f, 1.65557e-19f
220 path.conicTo(SkBits2Float(0x7474926d), SkBits2Float(0x7c747474), SkBits2Float(0x00170f74), SkBits2Float(0x3a7410d7), SkBits2Float(0x3a3a3a3a));  // 7.7508e+31f, 5.07713e+36f, 2.11776e-39f, 0.000931037f, 0.000710401f
221 path.quadTo(SkBits2Float(0x203a3a3a), SkBits2Float(0x7459f43a), SkBits2Float(0x74747474), SkBits2Float(0x2043ad6e));  // 1.57741e-19f, 6.90724e+31f, 7.74708e+31f, 1.65745e-19f
222 path.conicTo(SkBits2Float(0x7474b374), SkBits2Float(0x74747474), SkBits2Float(0x0f747c74), SkBits2Float(0xff537065), SkBits2Float(0x74744374));  // 7.75488e+31f, 7.74708e+31f, 1.20541e-29f, -2.81051e+38f, 7.74102e+31f
223 path.cubicTo(SkBits2Float(0x3a3a3a3a), SkBits2Float(0x3a2c103a), SkBits2Float(0x7474263a), SkBits2Float(0x74976507), SkBits2Float(0x000000ff), SkBits2Float(0x00000000));  // 0.000710401f, 0.00065637f, 7.7374e+31f, 9.59578e+31f, 3.57331e-43f, 0
224     testSimplifyFuzz(reporter, path, filename);
225 }
226 
fuzz_k1(skiatest::Reporter * reporter,const char * filename)227 static void fuzz_k1(skiatest::Reporter* reporter, const char* filename) {
228     SkPath path;
229 path.moveTo(SkBits2Float(0x00000000), SkBits2Float(0x00000000));  // 0, 0
230 path.conicTo(SkBits2Float(0x2073732f), SkBits2Float(0x73f17f00), SkBits2Float(0x737b7b73), SkBits2Float(0x73916773), SkBits2Float(0x00738773));  // 2.0621e-19f, 3.82666e+31f, 1.99245e+31f, 2.30402e+31f, 1.06097e-38f
231 path.lineTo(SkBits2Float(0x5803736d), SkBits2Float(0x807b5ba1));  // 5.78127e+14f, -1.13286e-38f
232 path.cubicTo(SkBits2Float(0x7b7f7f7b), SkBits2Float(0x7373737b), SkBits2Float(0x1b617380), SkBits2Float(0x48541b10), SkBits2Float(0x73817373), SkBits2Float(0x00717373));  // 1.32662e+36f, 1.92882e+31f, 1.86489e-22f, 217196, 2.05123e+31f, 1.04188e-38f
233 path.moveTo(SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.92882e+31f, 8.59425e+09f
234 path.cubicTo(SkBits2Float(0x7b738364), SkBits2Float(0x73607380), SkBits2Float(0x7b738362), SkBits2Float(0x00007180), SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.26439e+36f, 1.77829e+31f, 1.26439e+36f, 4.07161e-41f, 1.92882e+31f, 8.59425e+09f
235 path.cubicTo(SkBits2Float(0x7b737364), SkBits2Float(0x73607380), SkBits2Float(0x7b738366), SkBits2Float(0x73737380), SkBits2Float(0x73738873), SkBits2Float(0x96737353));  // 1.26407e+36f, 1.77829e+31f, 1.26439e+36f, 1.92882e+31f, 1.92947e+31f, -1.96658e-25f
236 path.moveTo(SkBits2Float(0x00640000), SkBits2Float(0x73737373));  // 9.18355e-39f, 1.92882e+31f
237 path.lineTo(SkBits2Float(0x40005d7b), SkBits2Float(0x58435460));  // 2.00571f, 8.59069e+14f
238 path.cubicTo(SkBits2Float(0x7b7f7f7b), SkBits2Float(0x7373737b), SkBits2Float(0x1b617380), SkBits2Float(0x48400010), SkBits2Float(0x73817373), SkBits2Float(0x00717373));  // 1.32662e+36f, 1.92882e+31f, 1.86489e-22f, 196608, 2.05123e+31f, 1.04188e-38f
239 path.moveTo(SkBits2Float(0x06737376), SkBits2Float(0x50001073));  // 4.5788e-35f, 8.59425e+09f
240 path.cubicTo(SkBits2Float(0x7b737364), SkBits2Float(0x73737373), SkBits2Float(0x53737388), SkBits2Float(0x00967373), SkBits2Float(0x00640000), SkBits2Float(0x73737373));  // 1.26407e+36f, 1.92882e+31f, 1.04562e+12f, 1.38167e-38f, 9.18355e-39f, 1.92882e+31f
241 path.lineTo(SkBits2Float(0x40005d7b), SkBits2Float(0x5843546d));  // 2.00571f, 8.59069e+14f
242 path.cubicTo(SkBits2Float(0x7b7f7f7b), SkBits2Float(0x7373737b), SkBits2Float(0x1b617380), SkBits2Float(0x4840001e), SkBits2Float(0x73817373), SkBits2Float(0x007e7373));  // 1.32662e+36f, 1.92882e+31f, 1.86489e-22f, 196608, 2.05123e+31f, 1.16127e-38f
243 path.moveTo(SkBits2Float(0x06737376), SkBits2Float(0x50001073));  // 4.5788e-35f, 8.59425e+09f
244 path.cubicTo(SkBits2Float(0x7b737364), SkBits2Float(0x73607380), SkBits2Float(0x01008366), SkBits2Float(0x73737380), SkBits2Float(0x737d8873), SkBits2Float(0x7b4e7b53));  // 1.26407e+36f, 1.77829e+31f, 2.36042e-38f, 1.92882e+31f, 2.0087e+31f, 1.07211e+36f
245 path.cubicTo(SkBits2Float(0x667b7b7b), SkBits2Float(0x73737b7b), SkBits2Float(0x73739167), SkBits2Float(0x40007387), SkBits2Float(0x5803736d), SkBits2Float(0x807b5ba1));  // 2.96898e+23f, 1.92907e+31f, 1.92974e+31f, 2.00705f, 5.78127e+14f, -1.13286e-38f
246 path.cubicTo(SkBits2Float(0x7b7f7f7b), SkBits2Float(0x7373737b), SkBits2Float(0x1b617380), SkBits2Float(0x48401b10), SkBits2Float(0x73817373), SkBits2Float(0x00717373));  // 1.32662e+36f, 1.92882e+31f, 1.86489e-22f, 196716, 2.05123e+31f, 1.04188e-38f
247 path.moveTo(SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.92882e+31f, 8.59425e+09f
248 path.cubicTo(SkBits2Float(0x7b737364), SkBits2Float(0x73607380), SkBits2Float(0x7b738366), SkBits2Float(0x00007180), SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.26407e+36f, 1.77829e+31f, 1.26439e+36f, 4.07161e-41f, 1.92882e+31f, 8.59425e+09f
249 path.cubicTo(SkBits2Float(0x7b737364), SkBits2Float(0x73607380), SkBits2Float(0x79738366), SkBits2Float(0x79797979), SkBits2Float(0xff000079), SkBits2Float(0xf2f2f2ff));  // 1.26407e+36f, 1.77829e+31f, 7.90246e+34f, 8.09591e+34f, -1.70144e+38f, -9.62421e+30f
250 path.cubicTo(SkBits2Float(0x6579796a), SkBits2Float(0x79795979), SkBits2Float(0x4d4d7b57), SkBits2Float(0x4d574d66), SkBits2Float(0x7968ac4d), SkBits2Float(0x79797979));  // 7.36318e+22f, 8.09185e+34f, 2.15463e+08f, 2.25761e+08f, 7.55067e+34f, 8.09591e+34f
251 path.quadTo(SkBits2Float(0xf2f27b79), SkBits2Float(0x867b9c7b), SkBits2Float(0xddf2f2f2), SkBits2Float(0x1379796a));  // -9.60571e+30f, -4.73228e-35f, -2.18829e+18f, 3.14881e-27f
252 path.lineTo(SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.92882e+31f, 8.59425e+09f
253 path.close();
254 path.moveTo(SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.92882e+31f, 8.59425e+09f
255 path.quadTo(SkBits2Float(0xe7797979), SkBits2Float(0xf2794d4d), SkBits2Float(0x79a8ddf2), SkBits2Float(0x13132513));  // -1.17811e+24f, -4.93793e+30f, 1.09601e+35f, 1.85723e-27f
256 path.lineTo(SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.92882e+31f, 8.59425e+09f
257 path.close();
258 path.moveTo(SkBits2Float(0x7373739a), SkBits2Float(0x50001073));  // 1.92882e+31f, 8.59425e+09f
259 path.quadTo(SkBits2Float(0x7b9c7b79), SkBits2Float(0xf4f2d886), SkBits2Float(0xf4f4f4f4), SkBits2Float(0xf4f4f4f4));  // 1.62501e+36f, -1.53922e+32f, -1.5526e+32f, -1.5526e+32f
260     testSimplifyFuzz(reporter, path, filename);
261 }
262 
263 #define TEST(test) test(reporter, #test)
264 
DEF_TEST(PathOpsSimplifyFail,reporter)265 DEF_TEST(PathOpsSimplifyFail, reporter) {
266     TEST(fuzz_k1);
267     TEST(fuzz_x3);
268     TEST(fuzz763_2s);
269     TEST(fuzz763_1);
270     TEST(fuzz_x2);
271     TEST(fuzz_x1);
272     TEST(fuzz_59);
273     for (int index = 0; index < (int) (13 * nonFinitePtsCount * finitePtsCount); ++index) {
274         failOne(reporter, index);
275     }
276     for (int index = 0; index < (int) (11 * finitePtsCount); ++index) {
277         dontFailOne(reporter, index);
278     }
279 }
280 
281 #undef TEST
282 
DEF_TEST(PathOpsSimplifyFailOne,reporter)283 DEF_TEST(PathOpsSimplifyFailOne, reporter) {
284     int index = 0;
285     failOne(reporter, index);
286 }
287 
DEF_TEST(PathOpsSimplifyDontFailOne,reporter)288 DEF_TEST(PathOpsSimplifyDontFailOne, reporter) {
289     int index = 17;
290     dontFailOne(reporter, index);
291 }
292