text: // Boost.Geometry (aka GGL, Generic Geometry Library)
  // Unit Test
  
  // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands.
  
  // 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 <string>
  
  // #define BOOST_GEOMETRY_DEBUG_ASSEMBLE
  
  #include <algorithms/test_intersection.hpp>
  #include <algorithms/test_overlay.hpp>
  #include <multi/algorithms/overlay/multi_overlay_cases.hpp>
  
  #include <boost/geometry/multi/algorithms/correct.hpp>
  #include <boost/geometry/multi/algorithms/intersection.hpp>
  #include <boost/geometry/multi/algorithms/within.hpp> // only for testing #77
  
  #include <boost/geometry/geometries/point_xy.hpp>
  #include <boost/geometry/multi/geometries/multi_point.hpp>
  #include <boost/geometry/multi/geometries/multi_linestring.hpp>
  #include <boost/geometry/multi/geometries/multi_polygon.hpp>
  
  #include <boost/geometry/multi/io/wkt/read.hpp>
  
  template <typename Ring, typename Polygon, typename MultiPolygon>
  void test_areal()
  {
      test_one<Polygon, MultiPolygon, MultiPolygon>("simplex_multi",
          case_multi_simplex[0], case_multi_simplex[1],
          2, 12, 6.42);
  
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_multi_no_ip",
          case_multi_no_ip[0], case_multi_no_ip[1],
          2, 8, 8.5);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_multi_2",
          case_multi_2[0], case_multi_2[1],
          3, 12, 5.9);
  
      test_one<Polygon, MultiPolygon, Polygon>("simplex_multi_mp_p",
          case_multi_simplex[0], case_single_simplex,
          2, 12, 6.42);
  
      test_one<Polygon, Ring, MultiPolygon>("simplex_multi_r_mp",
          case_single_simplex, case_multi_simplex[0],
          2, 12, 6.42);
      test_one<Ring, MultiPolygon, Polygon>("simplex_multi_mp_r",
          case_multi_simplex[0], case_single_simplex,
          2, 12, 6.42);
  
      // Constructed cases for multi/touch/equal/etc
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_61_multi",
          case_61_multi[0], case_61_multi[1],
          0, 0, 0.0);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_62_multi",
          case_62_multi[0], case_62_multi[1],
          1, 5, 1.0);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_63_multi",
          case_63_multi[0], case_63_multi[1],
          1, 5, 1.0);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_64_multi",
          case_64_multi[0], case_64_multi[1],
          1, 5, 1.0);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_65_multi",
          case_65_multi[0], case_65_multi[1],
          1, 5, 1.0);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_72_multi",
          case_72_multi[0], case_72_multi[1],
          3, 14, 2.85);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_77_multi",
          case_77_multi[0], case_77_multi[1],
          5, 33, 9);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_78_multi",
          case_78_multi[0], case_78_multi[1],
          1, 0, 22); // In "get_turns" using partitioning, #points went from 17 to 16
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_101_multi",
          case_101_multi[0], case_101_multi[1],
          4, 22, 4.75);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_102_multi",
          case_102_multi[0], case_102_multi[1],
          3, 26, 19.75);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_107_multi",
          case_107_multi[0], case_107_multi[1],
          2, 10, 1.5);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_1",
          case_recursive_boxes_1[0], case_recursive_boxes_1[1],
          10, 97, 47.0);
      test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_2",
          case_recursive_boxes_2[0], case_recursive_boxes_2[1],
          1, 47, 90.0); // Area from SQL Server
  
       test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_3",
           case_recursive_boxes_3[0], case_recursive_boxes_3[1],
           19, 87, 12.5); // Area from SQL Server
  
       test_one<Polygon, MultiPolygon, MultiPolygon>("case_recursive_boxes_4",
           case_recursive_boxes_4[0], case_recursive_boxes_4[1],
           13, 157, 67.0); // Area from SQL Server
  }
  
  template <typename Polygon, typename MultiPolygon, typename Box>
  void test_areal_clip()
  {
      static std::string const clip = "POLYGON((1 1,4 4))";
      test_one<Polygon, Box, MultiPolygon>("simplex_multi_mp_b", clip, case_multi_simplex[0],
          2, 11, 6.791666);
      test_one<Polygon, MultiPolygon, Box>("simplex_multi_b_mp", case_multi_simplex[0], clip,
          2, 11, 6.791666);
  }
  
  template <typename LineString, typename MultiLineString, typename Box>
  void test_linear()
  {
      typedef typename bg::point_type<MultiLineString>::type point;
      test_one<point, MultiLineString, MultiLineString>("case_multi_ml_ml_1",
          "MULTILINESTRING((0 0,1 1))", "MULTILINESTRING((0 1,1 0))",
          1, 1, 0);
      test_one<point, MultiLineString, MultiLineString>("case_multi_ml_ml_2",
          "MULTILINESTRING((0 0,1 1),(0.5 0,1.5 1))", "MULTILINESTRING((0 1,1 0),(0.5 1,1.5 0))",
          4, 4, 0);
  
      test_one<point, LineString, MultiLineString>("case_multi_l_ml",
          "LINESTRING(0 0,1 1)", "MULTILINESTRING((0 1,1 0),(0.5 1,1.5 0))",
          2, 2, 0);
      test_one<point, MultiLineString, LineString>("case_multi_ml_l",
          "MULTILINESTRING((0 1,1 0),(0.5 1,1.5 0))", "LINESTRING(0 0,1 1)",
          2, 2, 0);
  
      test_one<LineString, MultiLineString, Box>("case_multi_ml_b",
          "MULTILINESTRING((0 0,3 3)(1 0,4 3))", "POLYGON((1 1,3 2))",
          2, 4, 2 * std::sqrt(2.0));
      test_one<LineString, Box, MultiLineString>("case_multi_b_ml",
          "POLYGON((1 1,3 2))", "MULTILINESTRING((0 0,3 3)(1 0,4 3))",
          2, 4, 2 * std::sqrt(2.0));
  }
  
  template <typename P>
  void test_point_output()
  {
      typedef bg::model::box<P> box;
      typedef bg::model::linestring<P> linestring;
      typedef bg::model::polygon<P> polygon;
      typedef bg::model::multi_polygon<polygon> multi_polygon;
  
      test_point_output<multi_polygon, multi_polygon>(case_multi_simplex[0], case_multi_simplex[1], 10);
      test_point_output<linestring, multi_polygon>("linestring(4 0,0 4)", case_multi_simplex[0], 4);
      test_point_output<box, multi_polygon>("box(3 0,4 6)", case_multi_simplex[0], 8);
  }
  
  template <typename MultiPolygon, typename MultiLineString>
  void test_areal_linear()
  {
      typedef typename boost::range_value<MultiPolygon>::type Polygon;
      typedef typename boost::range_value<MultiLineString>::type LineString;
      typedef typename bg::point_type<Polygon>::type Point;
      typedef bg::model::ring<Point> Ring;
  
      test_one_lp<LineString, MultiPolygon, LineString>("case_mp_ls_1", case_multi_simplex[0], "LINESTRING(2 0,2 5)", 2, 4, 3.70);
      test_one_lp<LineString, Polygon, MultiLineString>("case_p_mls_1", case_single_simplex, "MULTILINESTRING((2 0,2 5),(3 0,3 5))", 2, 4, 7.5);
      test_one_lp<LineString, MultiPolygon, MultiLineString>("case_mp_mls_1", case_multi_simplex[0], "MULTILINESTRING((2 0,2 5),(3 0,3 5))", 4, 8, 6.8333333);
      test_one_lp<LineString, Ring, MultiLineString>("case_r_mls_1", case_single_simplex, "MULTILINESTRING((2 0,2 5),(3 0,3 5))", 2, 4, 7.5);
  }
  
  template <typename P>
  void test_all()
  {
      typedef bg::model::box<P> box;
      typedef bg::model::ring<P> ring;
      typedef bg::model::polygon<P> polygon;
      typedef bg::model::multi_polygon<polygon> multi_polygon;
      test_areal<ring, polygon, multi_polygon>();
  
  #if ! defined(BOOST_GEOMETRY_TEST_ONLY_ONE_TYPE)
  
      typedef bg::model::ring<P, false> ring_ccw;
      typedef bg::model::polygon<P, false> polygon_ccw;
      typedef bg::model::multi_polygon<polygon_ccw> multi_polygon_ccw;
      test_areal<ring_ccw, polygon_ccw, multi_polygon_ccw>();
  
      typedef bg::model::ring<P, true, false> ring_open;
      typedef bg::model::polygon<P, true, false> polygon_open;
      typedef bg::model::multi_polygon<polygon_open> multi_polygon_open;
      test_areal<ring_open, polygon_open, multi_polygon_open>();
  
      typedef bg::model::ring<P, false, false> ring_open_ccw;
      typedef bg::model::polygon<P, false, false> polygon_open_ccw;
      typedef bg::model::multi_polygon<polygon_open_ccw> multi_polygon_open_ccw;
      test_areal<ring_open_ccw, polygon_open_ccw, multi_polygon_open_ccw>();
  
      test_areal_clip<polygon, multi_polygon, box>();
      test_areal_clip<polygon_ccw, multi_polygon_ccw, box>();
  
      typedef bg::model::linestring<P> linestring;
      typedef bg::model::multi_linestring<linestring> multi_linestring;
  
      test_linear<linestring, multi_linestring, box>();
      test_areal_linear<multi_polygon, multi_linestring>();
  #endif
  
      test_point_output<P>();
      // linear
  
  }
  
  
  int test_main(int, char* [])
  {
      test_all<bg::model::d2::point_xy<double> >();
  
  #ifdef HAVE_TTMATH
      std::cout << "Testing TTMATH" << std::endl;
      test_all<bg::model::d2::point_xy<ttmath_big> >();
  #endif
  
      return 0;
  }
  