1 // Boost.Geometry (aka GGL, Generic Geometry Library)
2 // Unit Test
3
4 // Copyright (c) 2020 Digvijay Janartha, Hamirpur, India.
5
6 // Use, modification and distribution is subject to the Boost Software License,
7 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
8 // http://www.boost.org/LICENSE_1_0.txt)
9
10 #include <iostream>
11
12 #include <geometry_test_common.hpp>
13
14 #include <boost/core/ignore_unused.hpp>
15 #include <boost/geometry/algorithms/make.hpp>
16 #include <boost/geometry/algorithms/append.hpp>
17 #include <boost/geometry/geometries/point.hpp>
18 #include <boost/geometry/geometries/point_xy.hpp>
19 #include <boost/geometry/geometries/polygon.hpp>
20 #include <boost/geometry/geometries/concepts/polygon_concept.hpp>
21 #include <boost/geometry/geometries/adapted/c_array.hpp>
22 #include <boost/geometry/geometries/adapted/boost_tuple.hpp>
23 #include <boost/geometry/io/dsv/write.hpp>
24
25 #include <test_common/test_point.hpp>
26
27 BOOST_GEOMETRY_REGISTER_C_ARRAY_CS(cs::cartesian)
BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian)28 BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian)
29
30 #ifdef BOOST_NO_CXX11_HDR_INITIALIZER_LIST
31 #include <initializer_list>
32 #endif//BOOST_NO_CXX11_HDR_INITIALIZER_LIST
33
34 template <typename P>
35 bg::model::polygon<P> create_polygon()
36 {
37 bg::model::polygon<P> pl1;
38 P p1;
39 P p2;
40 P p3;
41 bg::assign_values(p1, 1, 2);
42 bg::assign_values(p2, 2, 0);
43 bg::assign_values(p3, 0, 0);
44
45 bg::append(pl1, p1);
46 bg::append(pl1, p2);
47 bg::append(pl1, p3);
48 bg::append(pl1, p1);
49 return pl1;
50 }
51
52 template <typename PL, typename P>
check_polygon(PL & to_check,P p1,P p2,P p3)53 void check_polygon(PL& to_check, P p1, P p2, P p3)
54 {
55 PL cur;
56 bg::append(cur, p1);
57 bg::append(cur, p2);
58 bg::append(cur, p3);
59 bg::append(cur, p1);
60
61 std::ostringstream out1, out2;
62 out1 << bg::dsv(to_check);
63 out2 << bg::dsv(cur);
64 BOOST_CHECK_EQUAL(out1.str(), out2.str());
65 }
66
67 template <typename P>
test_default_constructor()68 void test_default_constructor()
69 {
70 bg::model::polygon<P> pl1(create_polygon<P>());
71 check_polygon(pl1, P(1, 2), P(2, 0), P(0, 0));
72 }
73
74 template <typename P>
test_copy_constructor()75 void test_copy_constructor()
76 {
77 bg::model::polygon<P> pl1 = create_polygon<P>();
78 check_polygon(pl1, P(1, 2), P(2, 0), P(0, 0));
79 }
80
81 template <typename P>
test_copy_assignment()82 void test_copy_assignment()
83 {
84 bg::model::polygon<P> pl1(create_polygon<P>()), pl2;
85 pl2 = pl1;
86 check_polygon(pl2, P(1, 2), P(2, 0), P(0, 0));
87 }
88
89 template <typename P>
test_concept()90 void test_concept()
91 {
92 typedef bg::model::polygon<P> PL;
93
94 BOOST_CONCEPT_ASSERT( (bg::concepts::ConstPolygon<PL>) );
95 BOOST_CONCEPT_ASSERT( (bg::concepts::Polygon<PL>) );
96
97 typedef typename bg::coordinate_type<PL>::type T;
98 typedef typename bg::point_type<PL>::type PPL;
99 boost::ignore_unused<T, PPL>();
100 }
101
102 template <typename P>
test_all()103 void test_all()
104 {
105 test_default_constructor<P>();
106 test_copy_constructor<P>();
107 test_copy_assignment<P>();
108 test_concept<P>();
109 }
110
111 template <typename P>
test_custom_polygon(bg::model::ring<P> IL)112 void test_custom_polygon(bg::model::ring<P> IL)
113 {
114 #ifdef BOOST_NO_CXX11_HDR_INITIALIZER_LIST
115 std::initializer_list<bg::model::ring<P> > RIL = {IL};
116 bg::model::polygon<P> pl1(RIL);
117 std::ostringstream out;
118 out << bg::dsv(pl1);
119 BOOST_CHECK_EQUAL(out.str(), "(((3, 3), (3, 0), (0, 0), (0, 3), (3, 3)))");
120 #endif//BOOST_NO_CXX11_HDR_INITIALIZER_LIST
121 }
122
123 template <typename P>
test_custom()124 void test_custom()
125 {
126 std::initializer_list<P> IL = {P(3, 3), P(3, 0), P(0, 0), P(0, 3), P(3, 3)};
127 bg::model::ring<P> r1(IL);
128 test_custom_polygon<P>(r1);
129 }
130
131 template <typename CS>
test_cs()132 void test_cs()
133 {
134 test_all<bg::model::point<int, 2, CS> >();
135 test_all<bg::model::point<float, 2, CS> >();
136 test_all<bg::model::point<double, 2, CS> >();
137
138 test_custom<bg::model::point<double, 2, CS> >();
139 }
140
141
test_main(int,char * [])142 int test_main(int, char* [])
143 {
144 test_cs<bg::cs::cartesian>();
145 test_cs<bg::cs::spherical<bg::degree> >();
146 test_cs<bg::cs::spherical_equatorial<bg::degree> >();
147 test_cs<bg::cs::geographic<bg::degree> >();
148
149 test_custom<bg::model::d2::point_xy<double> >();
150
151 return 0;
152 }
153