geometry/test/algorithms/touches/test_touches.hpp

143 lines
4.3 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
// This file was modified by Oracle on 2013, 2015, 2016, 2017.
// Modifications copyright (c) 2013-2017 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_TOUCHES_HPP
#define BOOST_GEOMETRY_TEST_TOUCHES_HPP
#include <geometry_test_common.hpp>
#include <boost/geometry/core/ring_type.hpp>
#include <boost/geometry/algorithms/touches.hpp>
#include <boost/geometry/strategies/strategies.hpp>
#include <boost/geometry/geometries/geometries.hpp>
#include <boost/geometry/geometries/point_xy.hpp>
#include <boost/geometry/io/wkt/read.hpp>
#include <boost/variant/variant.hpp>
struct no_strategy {};
template <typename Geometry1, typename Geometry2, typename Strategy>
void check_touches(Geometry1 const& geometry1,
Geometry2 const& geometry2,
std::string const& wkt1,
std::string const& wkt2,
bool expected,
Strategy const& strategy)
{
bool detected = bg::touches(geometry1, geometry2, strategy);
BOOST_CHECK_MESSAGE(detected == expected,
"touches: " << wkt1
<< " with " << wkt2
<< " -> Expected: " << expected
<< " detected: " << detected);
detected = bg::touches(geometry2, geometry1, strategy);
BOOST_CHECK_MESSAGE(detected == expected,
"touches: " << wkt2
<< " with " << wkt1
<< " -> Expected: " << expected
<< " detected: " << detected);
}
template <typename Geometry1, typename Geometry2>
void check_touches(Geometry1 const& geometry1,
Geometry2 const& geometry2,
std::string const& wkt1,
std::string const& wkt2,
bool expected,
no_strategy = no_strategy())
{
bool detected = bg::touches(geometry1, geometry2);
BOOST_CHECK_MESSAGE(detected == expected,
"touches: " << wkt1
<< " with " << wkt2
<< " -> Expected: " << expected
<< " detected: " << detected);
detected = bg::touches(geometry2, geometry1);
BOOST_CHECK_MESSAGE(detected == expected,
"touches: " << wkt2
<< " with " << wkt1
<< " -> Expected: " << expected
<< " detected: " << detected);
}
template <typename Geometry1, typename Geometry2>
void test_touches(std::string const& wkt1,
std::string const& wkt2, bool expected)
{
Geometry1 geometry1;
Geometry2 geometry2;
bg::read_wkt(wkt1, geometry1);
bg::read_wkt(wkt2, geometry2);
boost::variant<Geometry1> v1(geometry1);
boost::variant<Geometry2> v2(geometry2);
typedef typename bg::strategy::relate::services::default_strategy
<
Geometry1, Geometry2
>::type strategy_type;
check_touches(geometry1, geometry2, wkt1, wkt2, expected, no_strategy());
check_touches(geometry1, geometry2, wkt1, wkt2, expected, strategy_type());
check_touches(v1, geometry2, wkt1, wkt2, expected, no_strategy());
check_touches(geometry1, v2, wkt1, wkt2, expected, no_strategy());
check_touches(v1, v2, wkt1, wkt2, expected, no_strategy());
}
template <typename Geometry1, typename Geometry2>
void test_geometry(std::string const& wkt1,
std::string const& wkt2,
bool expected)
{
test_touches<Geometry1, Geometry2>(wkt1, wkt2, expected);
}
template <typename Geometry>
void check_self_touches(Geometry const& geometry,
std::string const& wkt,
bool expected)
{
bool detected = bg::touches(geometry);
BOOST_CHECK_MESSAGE(detected == expected,
"touches: " << wkt
<< " -> Expected: " << expected
<< " detected: " << detected);
}
template <typename Geometry>
void test_self_touches(std::string const& wkt, bool expected)
{
Geometry geometry;
bg::read_wkt(wkt, geometry);
boost::variant<Geometry> v(geometry);
check_self_touches(geometry, wkt, expected);
check_self_touches(v, wkt, expected);
}
#endif