ceph/src/boost/libs/geometry/test/algorithms/num_points_multi.cpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2 //
   3 // Copyright (c) 2011-2015 Barend Gehrels, Amsterdam, the Netherlands.
   4 // Use, modification and distribution is subject to the Boost Software License,
   5 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt)
   7
   8 #include <geometry_test_common.hpp>
   9
  10 #include <boost/geometry/algorithms/num_points.hpp>
  11
  12 #include <boost/geometry/io/wkt/wkt.hpp>
  13
  14 #include <boost/geometry/geometries/geometries.hpp>
  15 #include <boost/geometry/geometries/point_xy.hpp>
  16 #include <boost/geometry/geometries/multi_point.hpp>
  17 #include <boost/geometry/geometries/multi_linestring.hpp>
  18 #include <boost/geometry/geometries/multi_polygon.hpp>
  19
  20 #include <boost/variant/variant.hpp>
  21
  22
  23 template <typename Geometry>
  24 void check_geometry(Geometry const& geometry, std::string const& wkt, std::size_t expected)
  25 {
  26     std::size_t detected = bg::num_points(geometry);
  27     BOOST_CHECK_MESSAGE(detected == expected,
  28         "num_points: " << wkt
  29         << " -> Expected: " << expected
  30         << " detected: " << detected);
  31 }
  32
  33 template <typename Geometry>
  34 void test_geometry(std::string const& wkt, int expected)
  35 {
  36     Geometry geometry;
  37     bg::read_wkt(wkt, geometry);
  38     check_geometry(geometry, wkt, expected);
  39     check_geometry(boost::variant<Geometry>(geometry), wkt, expected);
  40 }
  41
  42
  43 template <typename Point>
  44 void test_all()
  45 {
  46     typedef bg::model::polygon<Point> poly;
  47     typedef bg::model::linestring<Point> ls;
  48     typedef bg::model::multi_point<Point> mpoint;
  49     typedef bg::model::multi_linestring<ls> mls;
  50     typedef bg::model::multi_polygon<poly> mpoly;
  51
  52     test_geometry<Point>("POINT(0 0)", 1);
  53     test_geometry<ls>("LINESTRING(0 0,0 1)", 2);
  54     test_geometry<poly>("POLYGON((0 0,0 1,1 0,0 0))", 4);
  55     test_geometry<mpoint>("MULTIPOINT((0 0),(0 1),(1 0),(0 0))", 4);
  56     test_geometry<mls>("MULTILINESTRING((0 0,0 1),(1 0,0 0))", 4);
  57     test_geometry<mpoly>("MULTIPOLYGON(((0 0,0 1,1 0,0 0)),((10 0,10 1,11 0,10 0)))", 8);
  58 }
  59
  60
  61 int test_main( int , char* [] )
  62 {
  63     test_all<bg::model::d2::point_xy<double> >();
  64
  65     return 0;
  66 }