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// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2014, Oracle and/or its affiliates.
// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
// Licensed under the Boost Software License version 1.0.
// http://www.boost.org/users/license.html
#ifndef BOOST_TEST_MODULE
#define BOOST_TEST_MODULE test_distance_default_result
#endif
#include <cstddef>
#include <iostream>
#include <boost/test/included/unit_test.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/mpl/if.hpp>
#include <boost/type_traits/is_same.hpp>
#include <boost/geometry/util/calculation_type.hpp>
#include <boost/geometry/geometries/point.hpp>
#include <boost/geometry/geometries/segment.hpp>
#include <boost/geometry/geometries/box.hpp>
#include <boost/geometry/strategies/strategies.hpp>
#include <boost/geometry/strategies/default_distance_result.hpp>
#include <boost/geometry/strategies/default_comparable_distance_result.hpp>
#if defined(HAVE_TTMATH)
#include <boost/geometry/extensions/contrib/ttmath_stub.hpp>
#endif
namespace bg = ::boost::geometry;
template <typename DefaultResult, typename ExpectedResult>
struct assert_equal_types
{
assert_equal_types()
{
static const bool are_same =
boost::is_same<DefaultResult, ExpectedResult>::type::value;
BOOST_MPL_ASSERT_MSG((are_same),
WRONG_DEFAULT_DISTANCE_RESULT,
(types<DefaultResult, ExpectedResult>));
}
};
//=========================================================================
template
<
typename Geometry1,
typename Geometry2,
typename ExpectedResult,
typename ExpectedComparableResult
>
inline void test_distance_result()
{
typedef typename bg::default_distance_result
<
Geometry1, Geometry2
>::type result12;
typedef typename bg::default_distance_result
<
Geometry2, Geometry1
>::type result21;
typedef typename bg::default_comparable_distance_result
<
Geometry1, Geometry2
>::type comparable_result12;
typedef typename bg::default_comparable_distance_result
<
Geometry2, Geometry1
>::type comparable_result21;
assert_equal_types<result12, ExpectedResult>();
assert_equal_types<result21, ExpectedResult>();
assert_equal_types<comparable_result12, ExpectedComparableResult>();
assert_equal_types<comparable_result21, ExpectedComparableResult>();
}
//=========================================================================
template
<
typename CoordinateType1,
typename CoordinateType2,
std::size_t Dimension,
typename CoordinateSystem,
typename ExpectedResult,
typename ExpectedComparableResult = ExpectedResult
>
struct test_distance_result_segment
{
test_distance_result_segment()
{
typedef typename bg::model::point
<
CoordinateType1, Dimension, CoordinateSystem
> point1;
typedef typename bg::model::point
<
CoordinateType2, Dimension, CoordinateSystem
> point2;
typedef typename bg::model::segment<point1> segment1;
typedef typename bg::model::segment<point2> segment2;
test_distance_result
<
point1, point2, ExpectedResult, ExpectedComparableResult
>();
test_distance_result
<
point1, segment2, ExpectedResult, ExpectedComparableResult
>();
test_distance_result
<
point2, segment1, ExpectedResult, ExpectedComparableResult
>();
}
};
//=========================================================================
template
<
typename CoordinateType1,
typename CoordinateType2,
std::size_t Dimension,
typename ExpectedResult,
typename ExpectedComparableResult = ExpectedResult
>
struct test_distance_result_box
{
test_distance_result_box()
{
typedef typename bg::model::point
<
CoordinateType1, Dimension, bg::cs::cartesian
> point1;
typedef typename bg::model::point
<
CoordinateType2, Dimension, bg::cs::cartesian
> point2;
typedef typename bg::model::box<point1> box1;
typedef typename bg::model::box<point2> box2;
test_distance_result
<
point1, box2, ExpectedResult, ExpectedComparableResult
>();
test_distance_result
<
point2, box1, ExpectedResult, ExpectedComparableResult
>();
test_distance_result
<
box1, box2, ExpectedResult, ExpectedComparableResult
>();
}
};
//=========================================================================
template <std::size_t D, typename CoordinateSystem>
inline void test_segment_all()
{
#if defined(HAVE_TTMATH)
typedef ttmath_big tt;
typedef bg::util::detail::default_integral::type default_integral;
#endif
typedef typename boost::mpl::if_
<
typename boost::is_same<CoordinateSystem, bg::cs::cartesian>::type,
double,
float
>::type float_return_type;
test_distance_result_segment<short, short, D, CoordinateSystem, double>();
test_distance_result_segment<int, int, D, CoordinateSystem, double>();
test_distance_result_segment<int, long, D, CoordinateSystem, double>();
test_distance_result_segment<long, long, D, CoordinateSystem, double>();
test_distance_result_segment<int, float, D, CoordinateSystem, float_return_type>();
test_distance_result_segment<float, float, D, CoordinateSystem, float_return_type>();
test_distance_result_segment<int, double, D, CoordinateSystem, double>();
test_distance_result_segment<double, int, D, CoordinateSystem, double>();
test_distance_result_segment<float, double, D, CoordinateSystem, double>();
test_distance_result_segment<double, float, D, CoordinateSystem, double>();
test_distance_result_segment<double, double, D, CoordinateSystem, double>();
#if defined(HAVE_TTMATH)
test_distance_result_segment<tt, int, D, CoordinateSystem, tt>();
test_distance_result_segment<tt, default_integral, D, CoordinateSystem, tt>();
test_distance_result_segment<tt, float, D, CoordinateSystem, tt>();
test_distance_result_segment<tt, double, D, CoordinateSystem, tt>();
test_distance_result_segment<tt, tt, D, CoordinateSystem, tt>();
#endif
}
//=========================================================================
template <std::size_t D>
inline void test_box_all()
{
#if defined(HAVE_TTMATH)
typedef ttmath_big tt;
#endif
typedef bg::util::detail::default_integral::type default_integral;
test_distance_result_box<short, short, D, double, default_integral>();
test_distance_result_box<int, int, D, double, default_integral>();
test_distance_result_box<int, long, D, double, default_integral>();
test_distance_result_box<long, long, D, double, default_integral>();
test_distance_result_box<int, float, D, double>();
test_distance_result_box<float, float, D, double>();
test_distance_result_box<int, double, D, double>();
test_distance_result_box<double, int, D, double>();
test_distance_result_box<float, double, D, double>();
test_distance_result_box<double, float, D, double>();
test_distance_result_box<double, double, D, double>();
#if defined(HAVE_TTMATH)
test_distance_result_box<tt, int, D, tt>();
test_distance_result_box<tt, default_integral, D, tt>();
test_distance_result_box<tt, float, D, tt>();
test_distance_result_box<tt, double, D, tt>();
test_distance_result_box<tt, tt, D, tt>();
#endif
}
//=========================================================================
BOOST_AUTO_TEST_CASE( test_point_point_or_point_segment )
{
test_segment_all<2, bg::cs::cartesian>();
test_segment_all<3, bg::cs::cartesian>();
test_segment_all<4, bg::cs::cartesian>();
test_segment_all<2, bg::cs::spherical_equatorial<bg::degree> >();
}
BOOST_AUTO_TEST_CASE( test_point_box_or_box )
{
test_box_all<2>();
test_box_all<3>();
test_box_all<4>();
}
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