geometry/test/geometries/initialization.cpp

253 lines
8.0 KiB
C++

// Boost.Geometry
// Unit Test
// Copyright (c) 2014-2015 Adam Wulkiewicz, Lodz, Poland.
// 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 <geometry_test_common.hpp>
#include <boost/assign.hpp>
#include <boost/range.hpp>
#include <boost/geometry/geometries/geometries.hpp>
#include <boost/geometry/geometries/point_xy.hpp>
#include <boost/geometry/geometries/adapted/boost_tuple.hpp>
#include <boost/geometry/geometries/register/point.hpp>
#include <boost/geometry/algorithms/num_points.hpp>
#include <boost/geometry/algorithms/num_geometries.hpp>
typedef std::pair<float, float> pt_pair_t;
BOOST_GEOMETRY_REGISTER_POINT_2D(pt_pair_t, float, bg::cs::cartesian, first, second)
BOOST_GEOMETRY_REGISTER_BOOST_TUPLE_CS(cs::cartesian)
template <typename P>
void test_default()
{
typedef bg::model::multi_point<P> mpt;
typedef bg::model::linestring<P> ls;
typedef bg::model::multi_linestring<ls> mls;
typedef bg::model::ring<P> ring;
typedef bg::model::polygon<P> poly;
typedef bg::model::multi_polygon<poly> mpoly;
// multi_point()
mpt mptd;
BOOST_CHECK(bg::num_points(mptd) == 0);
// linestring()
ls lsd;
BOOST_CHECK(bg::num_points(lsd) == 0);
// multi_linestring()
mls mlsd;
BOOST_CHECK(bg::num_points(mlsd) == 0);
// ring()
ring rd;
BOOST_CHECK(bg::num_points(rd) == 0);
// polygon()
poly pd;
BOOST_CHECK(bg::num_points(pd) == 0);
// multi_polygon()
mpoly mpd;
BOOST_CHECK(bg::num_points(mpd) == 0);
}
template <typename P>
void test_boost_assign_2d()
{
typedef bg::model::multi_point<P> mpt;
typedef bg::model::linestring<P> ls;
typedef bg::model::ring<P> ring;
// using Boost.Assign
mpt mpt2 = boost::assign::list_of(P(0, 0))(P(1, 0));
BOOST_CHECK(bg::num_points(mpt2) == 2);
mpt2 = boost::assign::list_of(P(0, 0))(P(1, 0));
BOOST_CHECK(bg::num_points(mpt2) == 2);
// using Boost.Assign
ls ls2 = boost::assign::list_of(P(0, 0))(P(1, 0))(P(1, 1));
BOOST_CHECK(bg::num_points(ls2) == 3);
ls2 = boost::assign::list_of(P(0, 0))(P(1, 0))(P(1, 1));
BOOST_CHECK(bg::num_points(ls2) == 3);
// using Boost.Assign
ring r2 = boost::assign::list_of(P(0, 0))(P(0, 1))(P(1, 1))(P(1, 0))(P(0, 0));
BOOST_CHECK(bg::num_points(r2) == 5);
r2 = boost::assign::list_of(P(0, 0))(P(0, 1))(P(1, 1))(P(1, 0))(P(0, 0));
BOOST_CHECK(bg::num_points(r2) == 5);
}
void test_boost_assign_pair_2d()
{
typedef std::pair<float, float> pt;
test_boost_assign_2d<pt>();
typedef bg::model::multi_point<pt> mpt;
// using Boost.Assign
mpt mpt2 = boost::assign::pair_list_of(0, 0)(1, 0);
BOOST_CHECK(bg::num_points(mpt2) == 2);
mpt2 = boost::assign::pair_list_of(0, 0)(1, 0);
BOOST_CHECK(bg::num_points(mpt2) == 2);
}
void test_boost_assign_tuple_2d()
{
typedef boost::tuple<float, float> pt;
test_boost_assign_2d<pt>();
typedef bg::model::multi_point<pt> mpt;
// using Boost.Assign
mpt mpt2 = boost::assign::tuple_list_of(0, 0)(1, 0);
BOOST_CHECK(bg::num_points(mpt2) == 2);
mpt2 = boost::assign::tuple_list_of(0, 0)(1, 0);
BOOST_CHECK(bg::num_points(mpt2) == 2);
}
template <typename P>
void test_initializer_list_2d()
{
#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) && !defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX)
typedef bg::model::multi_point<P> mpt;
typedef bg::model::linestring<P> ls;
typedef bg::model::multi_linestring<ls> mls;
typedef bg::model::ring<P> ring;
typedef bg::model::polygon<P> poly;
typedef bg::model::multi_polygon<poly> mpoly;
// multi_point(initializer_list<Point>)
mpt mpt1 = {{0, 0}, {1, 0}, {2, 0}};
BOOST_CHECK(bg::num_geometries(mpt1) == 3);
BOOST_CHECK(bg::num_points(mpt1) == 3);
// multi_point::operator=(initializer_list<Point>)
mpt1 = {{0, 0}, {1, 0}, {2, 0}, {3, 0}};
BOOST_CHECK(bg::num_points(mpt1) == 4);
// linestring(initializer_list<Point>)
ls ls1 = {{0, 0}, {1, 0}, {2, 0}};
BOOST_CHECK(bg::num_geometries(ls1) == 1);
BOOST_CHECK(bg::num_points(ls1) == 3);
// linestring::operator=(initializer_list<Point>)
ls1 = {{0, 0}, {1, 0}, {2, 0}, {3, 0}};
BOOST_CHECK(bg::num_points(ls1) == 4);
// multi_linestring(initializer_list<Linestring>)
mls mls1 = {{{0, 0}, {1, 0}, {2, 0}}, {{3, 0}, {4, 0}}};
BOOST_CHECK(bg::num_geometries(mls1) == 2);
BOOST_CHECK(bg::num_points(mls1) == 5);
// multi_linestring::operator=(initializer_list<Linestring>)
mls1 = {{{0, 0}, {1, 0}, {2, 0}}, {{3, 0}, {4, 0}, {5, 0}}};
BOOST_CHECK(bg::num_points(mls1) == 6);
// ring(initializer_list<Point>)
ring r1 = {{0, 0}, {0, 1}, {1, 1}, {1, 0}, {0, 0}};
BOOST_CHECK(bg::num_geometries(r1) == 1);
BOOST_CHECK(bg::num_points(r1) == 5);
// ring::operator=(initializer_list<Point>)
r1 = {{0, 0}, {0, 1}, {1, 2}, {2, 1}, {1, 0}, {0, 0}};
BOOST_CHECK(bg::num_points(r1) == 6);
// polygon(initializer_list<ring_type>)
poly p1 = {{{0, 0}, {0, 9}, {9, 9}, {9, 0}, {0, 0}}, {{1, 1}, {2, 1}, {2, 2}, {1, 2}, {1, 1}}};
BOOST_CHECK(bg::num_geometries(p1) == 1);
BOOST_CHECK(bg::num_points(p1) == 10);
BOOST_CHECK(boost::size(bg::interior_rings(p1)) == 1);
// polygon::operator=(initializer_list<ring_type>)
p1 = {{{0, 0}, {0, 8}, {8, 9}, {9, 8}, {8, 0}, {0, 0}}, {{1, 1}, {2, 1}, {2, 2}, {1, 2}, {1, 1}}};
BOOST_CHECK(bg::num_points(p1) == 11);
BOOST_CHECK(boost::size(bg::interior_rings(p1)) == 1);
p1 = {{{0, 0}, {0, 9}, {9, 9}, {9, 0}, {0, 0}}};
BOOST_CHECK(bg::num_points(p1) == 5);
BOOST_CHECK(boost::size(bg::interior_rings(p1)) == 0);
// polygon(initializer_list<ring_type>)
poly p2 = {{{0, 0}, {0, 9}, {9, 9}, {9, 0}, {0, 0}}};
BOOST_CHECK(bg::num_geometries(p2) == 1);
BOOST_CHECK(bg::num_points(p2) == 5);
BOOST_CHECK(boost::size(bg::interior_rings(p1)) == 0);
// polygon::operator=(initializer_list<ring_type>)
p2 = {{{0, 0}, {0, 8}, {8, 9}, {9, 8}, {8, 0}, {0, 0}}};
BOOST_CHECK(bg::num_points(p2) == 6);
// multi_polygon(initializer_list<Polygon>)
mpoly mp1 = {{{{0, 0}, {0, 1}, {1, 1}, {1, 0}, {0, 0}}}, {{{2, 2}, {2, 3}, {3, 3}, {3, 2}, {2, 2}}}};
BOOST_CHECK(bg::num_geometries(mp1) == 2);
BOOST_CHECK(bg::num_points(mp1) == 10);
// multi_polygon::operator=(initializer_list<Polygon>)
mp1 = {{{{0, 0}, {0, 1}, {1, 2}, {2, 1}, {1, 0}, {0, 0}}}, {{{2, 2}, {2, 3}, {3, 3}, {3, 2}, {2, 2}}}};
BOOST_CHECK(bg::num_points(mp1) == 11);
#endif
}
template <typename P>
void test_all_2d()
{
test_default<P>();
test_boost_assign_2d<P>();
test_initializer_list_2d<P>();
}
template <typename T>
struct test_point
{
test_point(T = T(), T = T()) {}
};
template <typename T>
struct test_range
{
test_range() {}
template <typename It>
test_range(It, It) {}
#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST)
test_range(std::initializer_list<T>) {}
//test_range & operator=(std::initializer_list<T>) { return *this; }
#endif
};
void test_sanity_check()
{
typedef test_point<float> P;
typedef test_range<P> R;
typedef std::vector<P> V;
#if !defined(BOOST_NO_CXX11_HDR_INITIALIZER_LIST) && !defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX)
{
R r = {{1, 1},{2, 2},{3, 3}};
r = {{1, 1},{2, 2},{3, 3}};
V v = {{1, 1},{2, 2},{3, 3}};
v = {{1, 1},{2, 2},{3, 3}};
}
#endif
{
R r = boost::assign::list_of(P(1, 1))(P(2, 2))(P(3, 3));
r = boost::assign::list_of(P(1, 1))(P(2, 2))(P(3, 3));
V v = boost::assign::list_of(P(1, 1))(P(2, 2))(P(3, 3));
//v = boost::assign::list_of(P(1, 1))(P(2, 2))(P(3, 3));
v.empty();
}
}
int test_main(int, char* [])
{
test_all_2d< bg::model::point<float, 2, bg::cs::cartesian> >();
test_all_2d< bg::model::d2::point_xy<float> >();
test_boost_assign_pair_2d();
test_boost_assign_tuple_2d();
test_sanity_check();
return 0;
}