ceph/src/boost/libs/geometry/test/algorithms/relational_operations/overlaps/test_overlaps.hpp

   1 // Generic Geometry2 Library
   2 // Unit Test
   3
   4 // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
   5
   6 // This file was modified by Oracle on 2015, 2017.
   7 // Modifications copyright (c) 2015-2017 Oracle and/or its affiliates.
   8 // Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
   9
  10 // Use, modification and distribution is subject to the Boost Software License,
  11 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  12 // http://www.boost.org/LICENSE_1_0.txt)
  13
  14 #ifndef BOOST_GEOMETRY_TEST_OVERLAPS_HPP
  15 #define BOOST_GEOMETRY_TEST_OVERLAPS_HPP
  16
  17
  18 #include <geometry_test_common.hpp>
  19
  20 #include <boost/geometry/core/ring_type.hpp>
  21 #include <boost/geometry/algorithms/overlaps.hpp>
  22 #include <boost/geometry/strategies/strategies.hpp>
  23 #include <boost/geometry/geometries/geometries.hpp>
  24 #include <boost/geometry/geometries/point_xy.hpp>
  25
  26 #include <boost/geometry/io/wkt/read.hpp>
  27
  28
  29 struct no_strategy {};
  30
  31 template <typename Geometry1, typename Geometry2, typename Strategy>
  32 bool call_overlaps(Geometry1 const& geometry1,
  33                    Geometry2 const& geometry2,
  34                    Strategy const& strategy)
  35 {
  36     return bg::overlaps(geometry1, geometry2, strategy);
  37 }
  38
  39 template <typename Geometry1, typename Geometry2>
  40 bool call_overlaps(Geometry1 const& geometry1,
  41                    Geometry2 const& geometry2,
  42                    no_strategy)
  43 {
  44     return bg::overlaps(geometry1, geometry2);
  45 }
  46
  47 template <typename Geometry1, typename Geometry2, typename Strategy>
  48 void test_geometry(Geometry1 const& geometry1,
  49                    Geometry2 const& geometry2,
  50                    std::string const& wkt1,
  51                    std::string const& wkt2,
  52                    bool expected,
  53                    Strategy const& strategy)
  54 {
  55     bool detected = call_overlaps(geometry1, geometry2, strategy);
  56
  57     BOOST_CHECK_MESSAGE(detected == expected,
  58         "overlaps: " << wkt1
  59         << " with " << wkt2
  60         << " -> Expected: " << expected
  61         << " detected: " << detected);
  62
  63     detected = call_overlaps(geometry2, geometry1, strategy);
  64
  65     BOOST_CHECK_MESSAGE(detected == expected,
  66         "overlaps: " << wkt2
  67         << " with " << wkt1
  68         << " -> Expected: " << expected
  69         << " detected: " << detected);
  70 }
  71
  72 template <typename Geometry1, typename Geometry2>
  73 void test_geometry(std::string const& wkt1,
  74                    std::string const& wkt2,
  75                    bool expected)
  76 {
  77     Geometry1 geometry1;
  78     Geometry2 geometry2;
  79
  80     bg::read_wkt(wkt1, geometry1);
  81     bg::read_wkt(wkt2, geometry2);
  82
  83     test_geometry(geometry1, geometry2, wkt1, wkt2, expected, no_strategy());
  84
  85     typedef typename bg::strategy::relate::services::default_strategy
  86         <
  87             Geometry1, Geometry2
  88         >::type strategy_type;
  89
  90     test_geometry(geometry1, geometry2, wkt1, wkt2, expected, strategy_type());
  91 }
  92
  93
  94 #endif