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Diffstat (limited to 'src/boost/libs/geometry/test/geometries/polygon.cpp')
-rw-r--r-- | src/boost/libs/geometry/test/geometries/polygon.cpp | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/src/boost/libs/geometry/test/geometries/polygon.cpp b/src/boost/libs/geometry/test/geometries/polygon.cpp new file mode 100644 index 000000000..bf9aeb337 --- /dev/null +++ b/src/boost/libs/geometry/test/geometries/polygon.cpp @@ -0,0 +1,152 @@ +// Boost.Geometry (aka GGL, Generic Geometry Library) +// Unit Test + +// Copyright (c) 2020 Digvijay Janartha, Hamirpur, India. + +// Use, modification and distribution is subject to the Boost Software License, +// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#include <iostream> + +#include <geometry_test_common.hpp> + +#include <boost/core/ignore_unused.hpp> +#include <boost/geometry/algorithms/make.hpp> +#include <boost/geometry/algorithms/append.hpp> +#include <boost/geometry/geometries/point.hpp> +#include <boost/geometry/geometries/point_xy.hpp> +#include <boost/geometry/geometries/polygon.hpp> +#include <boost/geometry/geometries/concepts/polygon_concept.hpp> +#include <boost/geometry/geometries/adapted/c_array.hpp> +#include <boost/geometry/geometries/adapted/boost_tuple.hpp> +#include <boost/geometry/io/dsv/write.hpp> + +#include <test_common/test_point.hpp> + +BOOST_GEOMETRY_REGISTER_C_ARRAY_CS(cs::cartesian) +BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian) + +#ifdef BOOST_NO_CXX11_HDR_INITIALIZER_LIST +#include <initializer_list> +#endif//BOOST_NO_CXX11_HDR_INITIALIZER_LIST + +template <typename P> +bg::model::polygon<P> create_polygon() +{ + bg::model::polygon<P> pl1; + P p1; + P p2; + P p3; + bg::assign_values(p1, 1, 2); + bg::assign_values(p2, 2, 0); + bg::assign_values(p3, 0, 0); + + bg::append(pl1, p1); + bg::append(pl1, p2); + bg::append(pl1, p3); + bg::append(pl1, p1); + return pl1; +} + +template <typename PL, typename P> +void check_polygon(PL& to_check, P p1, P p2, P p3) +{ + PL cur; + bg::append(cur, p1); + bg::append(cur, p2); + bg::append(cur, p3); + bg::append(cur, p1); + + std::ostringstream out1, out2; + out1 << bg::dsv(to_check); + out2 << bg::dsv(cur); + BOOST_CHECK_EQUAL(out1.str(), out2.str()); +} + +template <typename P> +void test_default_constructor() +{ + bg::model::polygon<P> pl1(create_polygon<P>()); + check_polygon(pl1, P(1, 2), P(2, 0), P(0, 0)); +} + +template <typename P> +void test_copy_constructor() +{ + bg::model::polygon<P> pl1 = create_polygon<P>(); + check_polygon(pl1, P(1, 2), P(2, 0), P(0, 0)); +} + +template <typename P> +void test_copy_assignment() +{ + bg::model::polygon<P> pl1(create_polygon<P>()), pl2; + pl2 = pl1; + check_polygon(pl2, P(1, 2), P(2, 0), P(0, 0)); +} + +template <typename P> +void test_concept() +{ + typedef bg::model::polygon<P> PL; + + BOOST_CONCEPT_ASSERT( (bg::concepts::ConstPolygon<PL>) ); + BOOST_CONCEPT_ASSERT( (bg::concepts::Polygon<PL>) ); + + typedef typename bg::coordinate_type<PL>::type T; + typedef typename bg::point_type<PL>::type PPL; + boost::ignore_unused<T, PPL>(); +} + +template <typename P> +void test_all() +{ + test_default_constructor<P>(); + test_copy_constructor<P>(); + test_copy_assignment<P>(); + test_concept<P>(); +} + +template <typename P> +void test_custom_polygon(bg::model::ring<P> IL) +{ +#ifdef BOOST_NO_CXX11_HDR_INITIALIZER_LIST + std::initializer_list<bg::model::ring<P> > RIL = {IL}; + bg::model::polygon<P> pl1(RIL); + std::ostringstream out; + out << bg::dsv(pl1); + BOOST_CHECK_EQUAL(out.str(), "(((3, 3), (3, 0), (0, 0), (0, 3), (3, 3)))"); +#endif//BOOST_NO_CXX11_HDR_INITIALIZER_LIST +} + +template <typename P> +void test_custom() +{ + std::initializer_list<P> IL = {P(3, 3), P(3, 0), P(0, 0), P(0, 3), P(3, 3)}; + bg::model::ring<P> r1(IL); + test_custom_polygon<P>(r1); +} + +template <typename CS> +void test_cs() +{ + test_all<bg::model::point<int, 2, CS> >(); + test_all<bg::model::point<float, 2, CS> >(); + test_all<bg::model::point<double, 2, CS> >(); + + test_custom<bg::model::point<double, 2, CS> >(); +} + + +int test_main(int, char* []) +{ + test_cs<bg::cs::cartesian>(); + test_cs<bg::cs::spherical<bg::degree> >(); + test_cs<bg::cs::spherical_equatorial<bg::degree> >(); + test_cs<bg::cs::geographic<bg::degree> >(); + + test_custom<bg::model::d2::point_xy<double> >(); + + return 0; +} |