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- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Unit Test
- // Copyright (c) 2017 Adam Wulkiewicz, Lodz, Poland.
- // Copyright (c) 2014-2018, Oracle and/or its affiliates.
- // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
- // Contributed and/or modified by Adam Wulkiewicz, 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_is_valid_geo
- #endif
- #include <limits>
- #include <iostream>
- #include <boost/test/included/unit_test.hpp>
- #include "test_is_valid.hpp"
- #include <boost/geometry/core/coordinate_type.hpp>
- #include <boost/geometry/algorithms/correct.hpp>
- #include <boost/geometry/algorithms/intersection.hpp>
- #include <boost/geometry/algorithms/reverse.hpp>
- BOOST_AUTO_TEST_CASE( test_is_valid_geo_polygon )
- {
- typedef bg::model::point<double, 2, bg::cs::geographic<bg::degree> > pt;
- typedef bg::model::polygon<pt, false> G;
- typedef validity_tester_geo_areal<false> tester;
- typedef test_valid<tester, G> test;
- test::apply("p01", "POLYGON((-1 -1, 1 -1, 1 1, -1 1, -1 -1),(-0.5 -0.5, -0.5 0.5, 0.0 0.0, -0.5 -0.5),(0.0 0.0, 0.5 0.5, 0.5 -0.5, 0.0 0.0))", true);
- }
- template <typename Poly, typename Spheroid>
- void test_valid_s(std::string const& wkt,
- Spheroid const& sph,
- bool expected_result)
- {
- bg::strategy::intersection::geographic_segments<> is(sph);
- bg::strategy::area::geographic<> as(sph);
- Poly p;
- bg::read_wkt(wkt, p);
- bg::correct(p, as);
- BOOST_CHECK(bg::is_valid(p, is) == expected_result);
- }
- BOOST_AUTO_TEST_CASE( test_is_valid_epsg4053_polygon )
- {
- typedef bg::model::point<double, 2, bg::cs::geographic<bg::degree> > pt;
- typedef bg::model::polygon<pt, false> po;
- bg::srs::spheroid<double> epsg4053(6371228, 6371228);
- bg::srs::spheroid<double> wgs84;
- // NOTE: the orientation is different in these CSes,
- // in one of them the polygon is corrected before passing it into is_valid()
- test_valid_s<po>("POLYGON((-148 -68,178 -74,76 0,-148 -68))", wgs84, true);
- test_valid_s<po>("POLYGON((-148 -68,178 -74,76 0,-148 -68))", epsg4053, true);
- test_valid_s<po>("POLYGON((-152 -54,-56 43,142 -52,-152 -54))", wgs84, true);
- test_valid_s<po>("POLYGON((-152 -54,-56 43,142 -52,-152 -54))", epsg4053, true);
- return;
- }
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