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259 lines
9.0 KiB
C++
259 lines
9.0 KiB
C++
// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Unit Test
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// Copyright (c) 2014, Oracle and/or its affiliates.
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// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
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// Licensed under the Boost Software License version 1.0.
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// http://www.boost.org/users/license.html
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#ifndef BOOST_TEST_MODULE
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#define BOOST_TEST_MODULE test_num_interior_rings
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#endif
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#include <iostream>
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#include <boost/test/included/unit_test.hpp>
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#include <boost/variant/variant.hpp>
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#include <boost/geometry/algorithms/num_interior_rings.hpp>
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#include <boost/geometry/core/closure.hpp>
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#include <boost/geometry/geometries/geometries.hpp>
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#include <boost/geometry/io/wkt/wkt.hpp>
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#include <boost/geometry/io/dsv/write.hpp>
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namespace bg = boost::geometry;
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typedef bg::model::point<double, 2, bg::cs::cartesian> point;
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typedef bg::model::linestring<point> linestring;
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typedef bg::model::segment<point> segment;
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typedef bg::model::box<point> box;
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typedef bg::model::ring<point, true, true> ring_cw_closed;
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typedef bg::model::ring<point, true, false> ring_cw_open;
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typedef bg::model::ring<point, false, true> ring_ccw_closed;
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typedef bg::model::ring<point, false, false> ring_ccw_open;
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typedef bg::model::polygon<point, true, true> polygon_cw_closed;
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typedef bg::model::polygon<point, true, false> polygon_cw_open;
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typedef bg::model::polygon<point, false, true> polygon_ccw_closed;
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typedef bg::model::polygon<point, false, false> polygon_ccw_open;
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typedef bg::model::multi_point<point> multi_point;
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typedef bg::model::multi_linestring<linestring> multi_linestring;
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typedef bg::model::multi_polygon<polygon_cw_closed> multi_polygon_cw_closed;
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typedef bg::model::multi_polygon<polygon_cw_open> multi_polygon_cw_open;
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typedef bg::model::multi_polygon<polygon_ccw_closed> multi_polygon_ccw_closed;
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typedef bg::model::multi_polygon<polygon_ccw_open> multi_polygon_ccw_open;
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template <typename Geometry>
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struct test_num_interior_rings
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{
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static inline void apply(Geometry const& geometry,
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std::size_t expected)
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{
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std::size_t detected = bg::num_interior_rings(geometry);
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BOOST_CHECK_MESSAGE( detected == expected,
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"Expected: " << expected
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<< " detected: " << detected
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<< " wkt: " << bg::wkt(geometry) );
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}
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static inline void apply(std::string const& wkt,
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std::size_t expected)
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{
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Geometry geometry;
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bg::read_wkt(wkt, geometry);
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apply(geometry, expected);
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}
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};
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BOOST_AUTO_TEST_CASE( test_point )
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{
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test_num_interior_rings<point>::apply("POINT(0 0)", 0);
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}
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BOOST_AUTO_TEST_CASE( test_segment )
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{
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test_num_interior_rings<segment>::apply("SEGMENT(0 0,1 1)", 0);
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}
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BOOST_AUTO_TEST_CASE( test_box )
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{
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test_num_interior_rings<box>::apply("BOX(0 0,1 1)", 0);
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}
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BOOST_AUTO_TEST_CASE( test_linestring )
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{
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typedef test_num_interior_rings<linestring> tester;
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tester::apply("LINESTRING()", 0);
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tester::apply("LINESTRING(0 0)", 0);
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tester::apply("LINESTRING(0 0,0 0)", 0);
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tester::apply("LINESTRING(0 0,0 0,1 1)", 0);
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tester::apply("LINESTRING(0 0,0 0,0 0,1 1)", 0);
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}
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BOOST_AUTO_TEST_CASE( test_multipoint )
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{
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typedef test_num_interior_rings<multi_point> tester;
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tester::apply("MULTIPOINT()", 0);
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tester::apply("MULTIPOINT(0 0)", 0);
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tester::apply("MULTIPOINT(0 0,0 0)", 0);
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tester::apply("MULTIPOINT(0 0,0 0,1 1)", 0);
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}
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BOOST_AUTO_TEST_CASE( test_multilinestring )
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{
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typedef test_num_interior_rings<multi_linestring> tester;
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tester::apply("MULTILINESTRING()", 0);
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tester::apply("MULTILINESTRING((),(0 0))", 0);
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tester::apply("MULTILINESTRING((0 0))", 0);
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tester::apply("MULTILINESTRING((0 0,1 0))", 0);
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tester::apply("MULTILINESTRING((),(),(0 0,1 0))", 0);
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tester::apply("MULTILINESTRING((0 0,1 0,0 1),(0 0,1 0,0 1,0 0))", 0);
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}
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template <typename OpenRing>
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void test_open_ring()
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{
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typedef test_num_interior_rings<OpenRing> tester;
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tester::apply("POLYGON(())", 0);
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tester::apply("POLYGON((0 0))", 0);
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tester::apply("POLYGON((0 0,1 0))", 0);
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tester::apply("POLYGON((0 0,1 0,0 1))", 0);
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tester::apply("POLYGON((0 0,0 0,1 0,0 1))", 0);
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}
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template <typename ClosedRing>
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void test_closed_ring()
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{
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typedef test_num_interior_rings<ClosedRing> tester;
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tester::apply("POLYGON(())", 0);
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tester::apply("POLYGON((0 0))", 0);
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tester::apply("POLYGON((0 0,0 0))", 0);
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tester::apply("POLYGON((0 0,1 0,0 0))", 0);
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tester::apply("POLYGON((0 0,1 0,0 1,0 0))", 0);
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tester::apply("POLYGON((0 0,1 0,1 0,0 1,0 0))", 0);
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}
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BOOST_AUTO_TEST_CASE( test_ring )
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{
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test_open_ring<ring_ccw_open>();
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test_open_ring<ring_cw_open>();
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test_closed_ring<ring_ccw_closed>();
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test_closed_ring<ring_cw_closed>();
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}
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template <typename OpenPolygon>
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void test_open_polygon()
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{
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typedef test_num_interior_rings<OpenPolygon> tester;
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tester::apply("POLYGON(())", 0);
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tester::apply("POLYGON((0 0))", 0);
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tester::apply("POLYGON((0 0,10 0),(0 0))", 1);
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tester::apply("POLYGON((0 0,10 0),(1 1,2 1))", 1);
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tester::apply("POLYGON((0 0,10 0,0 10))", 0);
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tester::apply("POLYGON((0 0,10 0,0 10),())", 1);
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tester::apply("POLYGON((0 0,10 0,0 10),(1 1))", 1);
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tester::apply("POLYGON((0 0,10 0,0 10),(1 1,2 1))", 1);
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tester::apply("POLYGON((0 0,10 0,0 10),(1 1,2 1,1 2))", 1);
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tester::apply("POLYGON((0 0,10 0,10 10,0 10),(1 1,2 1,1 2))", 1);
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tester::apply("POLYGON((0 0,10 0,10 10,0 10),(1 1,2 1,2 2,1 2))", 1);
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tester::apply("POLYGON((0 0,10 0,10 10,0 10),(1 1,2 1,2 2,1 2),(5 5,6 5,6 6,5 6))", 2);
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}
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template <typename ClosedPolygon>
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void test_closed_polygon()
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{
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typedef test_num_interior_rings<ClosedPolygon> tester;
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tester::apply("POLYGON(())", 0);
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tester::apply("POLYGON((0 0))", 0);
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tester::apply("POLYGON((0 0,10 0,0 0),(0 0))", 1);
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tester::apply("POLYGON((0 0,10 0,0 0),(1 1,2 1,1 1))", 1);
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tester::apply("POLYGON((0 0,10 0,0 10,0 0))", 0);
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tester::apply("POLYGON((0 0,10 0,0 10,0 0),())", 1);
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tester::apply("POLYGON((0 0,10 0,0 10,0 0),(1 1))", 1);
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tester::apply("POLYGON((0 0,10 0,0 10,0 0),(1 1,2 1,1 1))", 1);
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tester::apply("POLYGON((0 0,10 0,0 10,0 0),(1 1,2 1,1 2,1 1))", 1);
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tester::apply("POLYGON((0 0,10 0,10 10,0 10,0 0),(1 1,2 1,1 2,1 1))", 1);
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tester::apply("POLYGON((0 0,10 0,10 10,0 10,0 0),(1 1,2 1,2 2,1 2,1 1))", 1);
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tester::apply("POLYGON((0 0,10 0,10 10,0 10,0 0),(1 1,2 1,2 2,1 2,1 1),(5 5,6 5,6 6,5 6,5 5))", 2);
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}
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BOOST_AUTO_TEST_CASE( test_polygon )
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{
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test_open_polygon<polygon_ccw_open>();
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test_open_polygon<polygon_cw_open>();
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test_closed_polygon<polygon_ccw_closed>();
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test_closed_polygon<polygon_cw_closed>();
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}
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template <typename OpenMultiPolygon>
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void test_open_multipolygon()
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{
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typedef test_num_interior_rings<OpenMultiPolygon> tester;
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10),(1 1,2 1,1 2)))", 1);
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10),(1 1,2 1,2 2,1 2),(5 5,6 5,6 6,5 6)))", 2);
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10),(1 1,2 1,1 2)),((100 100,110 100,110 110),(101 101,102 101,102 102)))", 2);
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10),(1 1,2 1,2 2,1 2),(5 5,6 5,6 6,5 6)),((100 100,110 100,110 110),(101 101,102 101,102 102),(105 105,106 105,106 106,105 106)))", 4);
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}
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template <typename ClosedMultiPolygon>
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void test_closed_multipolygon()
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{
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typedef test_num_interior_rings<ClosedMultiPolygon> tester;
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10,0 0),(1 1,2 1,1 2,1 1)))", 1);
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10,0 0),(1 1,2 1,2 2,1 2,1 1),(5 5,6 5,6 6,5 6,5 5)))", 2);
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10,0 0),(1 1,2 1,1 2,1 1)),((100 100,110 100,110 110,100 100),(101 101,102 101,102 102,101 101)))", 2);
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tester::apply("MULTIPOLYGON(((0 0,10 0,10 10,0 10,0 0),(1 1,2 1,2 2,1 2,1 1),(5 5,6 5,6 6,5 6,5 5)),((100 100,110 100,110 110,100 100),(101 101,102 101,102 102,101 101),(105 105,106 105,106 106,105 106,105 105)))", 4);
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}
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BOOST_AUTO_TEST_CASE( test_multipolygon )
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{
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test_open_multipolygon<multi_polygon_ccw_open>();
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test_open_multipolygon<multi_polygon_cw_open>();
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test_closed_multipolygon<multi_polygon_ccw_closed>();
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test_closed_multipolygon<multi_polygon_cw_closed>();
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}
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BOOST_AUTO_TEST_CASE( test_variant )
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{
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typedef boost::variant
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<
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linestring, polygon_cw_open, polygon_cw_closed
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> variant_geometry_type;
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typedef test_num_interior_rings<variant_geometry_type> tester;
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linestring ls;
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bg::read_wkt("LINESTRING(0 0,1 1,2 2)", ls);
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polygon_cw_open p_open;
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bg::read_wkt("POLYGON((0 0,0 10,10 10,10 0),(1 1,9 1,9 9,1 9))", p_open);
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polygon_cw_closed p_closed;
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bg::read_wkt("POLYGON((0 0,0 10,10 10,10 0,0 0),(1 1,2 1,1 2,1 1),(5 5,6 5,6 6,5 6,5 5))", p_closed);
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variant_geometry_type variant_geometry;
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variant_geometry = ls;
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tester::apply(variant_geometry, 0);
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variant_geometry = p_open;
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tester::apply(variant_geometry, 1);
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variant_geometry = p_closed;
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tester::apply(variant_geometry, 2);
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}
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