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

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2 // Unit Test
   3
   4 // Copyright (c) 2010-2012 Barend Gehrels, Amsterdam, the Netherlands.
   5
   6 // Use, modification and distribution is subject to the Boost Software License,
   7 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   8 // http://www.boost.org/LICENSE_1_0.txt)
   9
  10
  11 #include <algorithms/test_reverse.hpp>
  12 #include <boost/geometry/geometries/geometries.hpp>
  13 #include <boost/geometry/geometries/point_xy.hpp>
  14
  15 #include <test_common/test_point.hpp>
  16 #include <test_geometries/all_custom_linestring.hpp>
  17 #include <test_geometries/all_custom_ring.hpp>
  18 #include <test_geometries/wrapped_boost_array.hpp>
  19
  20 template <typename LineString>
  21 void test_linestring()
  22 {
  23     // Simplex
  24     test_geometry<LineString >(
  25         "LINESTRING(0 0,1 1)",
  26         "LINESTRING(1 1,0 0)");
  27
  28     // Three points, middle should stay the same
  29     test_geometry<LineString >(
  30         "LINESTRING(0 0,1 1,2 2)",
  31         "LINESTRING(2 2,1 1,0 0)");
  32
  33     // Four points
  34     test_geometry<LineString >(
  35         "LINESTRING(0 0,1 1,2 2,3 3)",
  36         "LINESTRING(3 3,2 2,1 1,0 0)");
  37 }
  38
  39 template <typename Ring>
  40 void test_ring()
  41 {
  42     test_geometry<Ring>(
  43         "POLYGON((4 0,8 2,8 7,4 9,0 7,0 2,2 1,4 0))",
  44         "POLYGON((4 0,2 1,0 2,0 7,4 9,8 7,8 2,4 0))");
  45 }
  46
  47 template <typename Point>
  48 void test_all()
  49 {
  50     test_linestring<bg::model::linestring<Point> >();
  51     test_linestring<all_custom_linestring<Point> >();
  52
  53     // Polygon with holes
  54     test_geometry<bg::model::polygon<Point> >(
  55         "POLYGON((4 0,8 2,8 7,4 9,0 7,0 2,2 1,4 0),(7 3,7 6,1 6,1 3,4 3,7 3))",
  56         "POLYGON((4 0,2 1,0 2,0 7,4 9,8 7,8 2,4 0),(7 3,4 3,1 3,1 6,7 6,7 3))");
  57
  58     // Check compilation
  59     test_geometry<Point>("POINT(0 0)", "POINT(0 0)");
  60
  61     test_ring<bg::model::ring<Point> >();
  62     test_ring<all_custom_ring<Point> >();
  63 }
  64
  65 int test_main(int, char* [])
  66 {
  67     test_all<bg::model::d2::point_xy<int> >();
  68     test_all<bg::model::d2::point_xy<double> >();
  69
  70 #if defined(HAVE_TTMATH)
  71     test_all<bg::model::d2::point_xy<ttmath_big> >();
  72 #endif
  73
  74     return 0;
  75 }