1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
|
//
// Test Suite for geos::algorithm::Orientation
// Ported from JTS junit/algorithm/OrientationIndexFailureTest.java
#include <tut/tut.hpp>
// geos
#include <geos/geom/Coordinate.h>
#include <geos/algorithm/Orientation.h>
// std
using namespace geos::geom;
using namespace geos::algorithm;
namespace tut {
//
// Test Group
//
struct test_orientation_data {
Coordinate c1;
Coordinate c2;
Coordinate c3;
test_orientation_data() {};
};
static int
checkOrientation(Coordinate& c1, Coordinate& c2, Coordinate& c3)
{
int orient0 = Orientation::index(c1, c2, c3);
int orient1 = Orientation::index(c2, c3, c1);
int orient2 = Orientation::index(c3, c1, c2);
return (orient0 == orient1) && (orient0 == orient2);
}
typedef test_group<test_orientation_data> group;
typedef group::object object;
group test_orientation_group("geos::algorithm::OrientationIndexFailure");
//
// Test Cases
//
template<>
template<>
void object::test<1>
()
{
c1 = Coordinate(1.4540766091864998, -7.989685402102996);
c2 = Coordinate(23.131039116367354, -7.004368924503866);
c3 = Coordinate(1.4540766091865, -7.989685402102996);
ensure_equals("ring orientation test 1 failed", checkOrientation(c1, c2, c3), 1);
}
template<>
template<>
void object::test<2>
()
{
c1 = Coordinate(219.3649559090992, 140.84159161824724);
c2 = Coordinate(168.9018919682399, -5.713787599646864);
c3 = Coordinate(186.80814046338352, 46.28973405831556);
ensure_equals("ring orientation test 2 failed", checkOrientation(c1, c2, c3), 1);
}
template<>
template<>
void object::test<3>
()
{
c1 = Coordinate(279.56857838488514, -186.3790522565901);
c2 = Coordinate(-20.43142161511487, 13.620947743409914);
c3 = Coordinate(0, 0);
ensure_equals("ring orientation test 3 failed", checkOrientation(c1, c2, c3), 1);
}
template<>
template<>
void object::test<4>
()
{
c1 = Coordinate(-26.2, 188.7);
c2 = Coordinate(37.0, 290.7);
c3 = Coordinate(21.2, 265.2);
ensure_equals("ring orientation test 4 failed", checkOrientation(c1, c2, c3), 1);
}
template<>
template<>
void object::test<5>
()
{
c1 = Coordinate(-5.9, 163.1);
c2 = Coordinate(76.1, 250.7);
c3 = Coordinate(14.6, 185);
ensure_equals("ring orientation test 5 failed", checkOrientation(c1, c2, c3), 1);
}
template<>
template<>
void object::test<6>
()
{
c1 = Coordinate(-0.9575, 0.4511);
c2 = Coordinate(-0.9295, 0.3291);
c3 = Coordinate(-0.8945, 0.1766);
ensure_equals("ring orientation test 6 failed", checkOrientation(c1, c2, c3), 1);
}
template<>
template<>
void object::test<7>
()
{
c1 = Coordinate(-9575, 4511);
c2 = Coordinate(-9295, 3291);
c3 = Coordinate(-8945, 1766);
ensure_equals("ring orientation test 7 failed", checkOrientation(c1, c2, c3), 1);
}
template<>
template<>
void object::test<8>
()
{
c1 = Coordinate(-140.8859438214298, 140.88594382142983);
c2 = Coordinate(-57.309236848216706, 57.30923684821671);
c3 = Coordinate(-190.9188309203678, 190.91883092036784);
ensure_equals("ring orientation test 8 failed", checkOrientation(c1, c2, c3), 1);
}
} // namespace tut
|
