geometry/test/algorithms/intersects/test_intersects.hpp

116 lines
3.5 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
// Copyright (c) 2013-2015 Adam Wulkiewicz, Lodz, Poland.
// This file was modified by Oracle on 2017.
// Modifications copyright (c) 2017 Oracle and/or its affiliates.
// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
// 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)
#ifndef BOOST_GEOMETRY_TEST_INTERSECTS_HPP
#define BOOST_GEOMETRY_TEST_INTERSECTS_HPP
#include <geometry_test_common.hpp>
#include <boost/geometry/core/geometry_id.hpp>
#include <boost/geometry/core/point_order.hpp>
#include <boost/geometry/core/ring_type.hpp>
#include <boost/geometry/algorithms/covered_by.hpp>
#include <boost/geometry/algorithms/intersects.hpp>
#include <boost/geometry/strategies/strategies.hpp>
#include <boost/geometry/geometries/ring.hpp>
#include <boost/geometry/geometries/polygon.hpp>
#include <boost/geometry/geometries/multi_linestring.hpp>
#include <boost/geometry/geometries/multi_polygon.hpp>
#include <boost/geometry/io/wkt/read.hpp>
struct no_strategy {};
template <typename Geometry1, typename Geometry2, typename Strategy>
bool call_intersects(Geometry1 const& geometry1,
Geometry2 const& geometry2,
Strategy const& strategy)
{
return bg::intersects(geometry1, geometry2, strategy);
}
template <typename Geometry1, typename Geometry2>
bool call_intersects(Geometry1 const& geometry1,
Geometry2 const& geometry2,
no_strategy)
{
return bg::intersects(geometry1, geometry2);
}
template <typename G1, typename G2, typename Strategy>
void check_intersects(std::string const& wkt1,
std::string const& wkt2,
G1 const& g1,
G2 const& g2,
bool expected,
Strategy const& strategy)
{
bool detected = call_intersects(g1, g2, strategy);
BOOST_CHECK_MESSAGE(detected == expected,
"intersects: " << wkt1
<< " with " << wkt2
<< " -> Expected: " << expected
<< " detected: " << detected);
}
template <typename Geometry1, typename Geometry2>
void test_geometry(std::string const& wkt1,
std::string const& wkt2, bool expected)
{
Geometry1 geometry1;
Geometry2 geometry2;
bg::read_wkt(wkt1, geometry1);
bg::read_wkt(wkt2, geometry2);
check_intersects(wkt1, wkt2, geometry1, geometry2, expected, no_strategy());
check_intersects(wkt2, wkt1, geometry2, geometry1, expected, no_strategy());
typedef typename bg::strategy::disjoint::services::default_strategy
<
Geometry1, Geometry2
>::type strategy12_type;
typedef typename bg::strategy::disjoint::services::default_strategy
<
Geometry2, Geometry1
>::type strategy21_type;
check_intersects(wkt1, wkt2, geometry1, geometry2, expected, strategy12_type());
check_intersects(wkt2, wkt1, geometry2, geometry1, expected, strategy21_type());
}
template <typename Geometry>
void test_self_intersects(std::string const& wkt, bool expected)
{
Geometry geometry;
bg::read_wkt(wkt, geometry);
bool detected = bg::intersects(geometry);
BOOST_CHECK_MESSAGE(detected == expected,
"intersects: " << wkt
<< " -> Expected: " << expected
<< " detected: " << detected);
}
#endif