ceph/src/boost/libs/geometry/index/test/algorithms/is_valid.cpp

   1 // Boost.Geometry Index
   2 // Unit Test
   3
   4 // Copyright (c) 2011-2013 Adam Wulkiewicz, Lodz, Poland.
   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 #include <algorithm>
  11
  12 #include <geometry_index_test_common.hpp>
  13
  14 #include <boost/geometry/index/detail/algorithms/is_valid.hpp>
  15
  16 #include <boost/geometry/geometries/point_xy.hpp>
  17 #include <boost/geometry/geometries/point.hpp>
  18 #include <boost/geometry/geometries/box.hpp>
  19
  20 //#define BOOST_GEOMETRY_TEST_DEBUG
  21
  22 template <typename Geometry>
  23 void test(Geometry const& geometry, bool expected_value)
  24 {
  25     bool value = bgi::detail::is_valid(geometry);
  26
  27 #ifdef BOOST_GEOMETRY_TEST_DEBUG
  28     std::ostringstream out;
  29     out << typeid(typename bg::coordinate_type<Geometry>::type).name()
  30         << " "
  31         << typeid(bool).name()
  32         << " "
  33         << "is_valid : " << value
  34         << std::endl;
  35     std::cout << out.str();
  36 #endif
  37
  38     BOOST_CHECK(value == expected_value);
  39 }
  40
  41 template <typename Box>
  42 void test_box(std::string const& wkt, bool expected_value)
  43 {
  44     Box box;
  45     bg::read_wkt(wkt, box);
  46     test(box, expected_value);
  47     typename bg::point_type<Box>::type temp_pt;
  48     temp_pt = box.min_corner();
  49     box.min_corner() = box.max_corner();
  50     box.max_corner() = temp_pt;
  51     test(box, !expected_value);
  52 }
  53
  54 void test_large_integers()
  55 {
  56     typedef bg::model::point<int, 2, bg::cs::cartesian> int_point_type;
  57     typedef bg::model::point<double, 2, bg::cs::cartesian> double_point_type;
  58
  59     bg::model::box<int_point_type> int_box;
  60     bg::model::box<double_point_type> double_box;
  61
  62     std::string const box_li = "POLYGON((1536119 192000, 1872000 528000))";
  63     bg::read_wkt(box_li, int_box);
  64     bg::read_wkt(box_li, double_box);
  65
  66     BOOST_CHECK(bgi::detail::is_valid(int_box) == bgi::detail::is_valid(double_box));
  67
  68     std::string const box_li2 = "POLYGON((1872000 528000, 1536119 192000))";
  69     bg::read_wkt(box_li2, int_box);
  70     bg::read_wkt(box_li2, double_box);
  71
  72     BOOST_CHECK(bgi::detail::is_valid(int_box) == bgi::detail::is_valid(double_box));
  73 }
  74
  75 int test_main(int, char* [])
  76 {
  77     typedef bg::model::point<int, 2, bg::cs::cartesian> P2ic;
  78     typedef bg::model::point<float, 2, bg::cs::cartesian> P2fc;
  79     typedef bg::model::point<double, 2, bg::cs::cartesian> P2dc;
  80
  81     typedef bg::model::point<int, 3, bg::cs::cartesian> P3ic;
  82     typedef bg::model::point<float, 3, bg::cs::cartesian> P3fc;
  83     typedef bg::model::point<double, 3, bg::cs::cartesian> P3dc;
  84
  85     test(P2ic(0, 0), true);
  86     test(P2fc(0, 0), true);
  87     test(P2dc(0, 0), true);
  88     test(P3ic(0, 0, 0), true);
  89     test(P3fc(0, 0, 0), true);
  90     test(P3dc(0, 0, 0), true);
  91
  92     test_box<bg::model::box<P2ic> >("POLYGON((0 1,2 4))", true);
  93     test_box<bg::model::box<P2fc> >("POLYGON((0 1,2 4))", true);
  94     test_box<bg::model::box<P2dc> >("POLYGON((0 1,2 4))", true);
  95     test_box<bg::model::box<P3ic> >("POLYGON((0 1 2,2 4 6))", true);
  96     test_box<bg::model::box<P3fc> >("POLYGON((0 1 2,2 4 6))", true);
  97     test_box<bg::model::box<P3dc> >("POLYGON((0 1 2,2 4 6))", true);
  98
  99     test_large_integers();
 100
 101     return 0;
 102 }