geometry/test/algorithms/num_geometries_multi.cpp at develop · boostorg/geometry · GitHub

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// Boost.Geometry (aka GGL, Generic Geometry Library)

// 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/geometry/algorithms/num_geometries.hpp>

#include <boost/geometry/io/wkt/wkt.hpp>

#include <boost/geometry/geometries/geometries.hpp>

#include <boost/geometry/geometries/point_xy.hpp>

template <typename Geometry>

void test_geometry(std::string const& wkt, std::size_t expected)

{

Geometry geometry;

bg::read_wkt(wkt, geometry);

std::size_t detected = bg::num_geometries(geometry);

BOOST_CHECK_MESSAGE(detected == expected,

"num_geometries: " << wkt

<< " -> Expected: " << expected

<< " detected: " << detected);

}

template <typename Point>

void test_all()

{

typedef bg::model::polygon<Point> poly;

typedef bg::model::linestring<Point> ls;

typedef bg::model::multi_point<Point> mpoint;

typedef bg::model::multi_linestring<ls> mls;

typedef bg::model::multi_polygon<poly> mpoly;

test_geometry<Point>("POINT(0 0)", 1);

test_geometry<ls>("LINESTRING(0 0,0 1)", 1);

test_geometry<poly>("POLYGON((0 0,0 1,1 0,0 0))", 1);

test_geometry<mpoint>("MULTIPOINT((0 0),(0 1),(1 0),(0 0))", 4);

test_geometry<mls>("MULTILINESTRING((0 0,0 1),(1 0,0 0))", 2);

test_geometry<mpoly>("MULTIPOLYGON(((0 0,0 1,1 0,0 0)),((10 0,10 1,11 0,10 0)))", 2);

}

int test_main( int , char* [] )

{

test_all<bg::model::d2::point_xy<double> >();

return 0;

}

geometry/test/algorithms/num_geometries_multi.cpp at develop · boostorg/geometry · GitHub

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