140 lines
4.3 KiB
C++
140 lines
4.3 KiB
C++
/*****************************************************************************
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*
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* This file is part of Mapnik (c++ mapping toolkit)
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*
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* Copyright (C) 2024 Artem Pavlenko
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*****************************************************************************/
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#include "catch.hpp"
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#include <mapnik/geometry/is_empty.hpp>
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TEST_CASE("geometry is_empty")
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{
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SECTION("empty geometry")
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{
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mapnik::geometry::geometry_empty geom;
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REQUIRE(mapnik::geometry::is_empty(geom));
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}
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SECTION("geometry collection")
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{
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{
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mapnik::geometry::geometry_collection<double> geom;
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REQUIRE(mapnik::geometry::is_empty(geom));
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}
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{
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mapnik::geometry::geometry_collection<double> geom;
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mapnik::geometry::geometry_empty geom1;
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geom.emplace_back(std::move(geom1));
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REQUIRE(!mapnik::geometry::is_empty(geom));
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}
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}
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SECTION("point")
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{
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mapnik::geometry::point<double> pt(10, 10);
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REQUIRE(!mapnik::geometry::is_empty(pt));
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}
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SECTION("linestring")
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{
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{
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mapnik::geometry::line_string<double> line;
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REQUIRE(mapnik::geometry::is_empty(line));
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}
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{
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mapnik::geometry::line_string<double> line;
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line.emplace_back(0, 0);
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line.emplace_back(25, 25);
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line.emplace_back(50, 50);
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REQUIRE(!mapnik::geometry::is_empty(line));
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}
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}
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SECTION("polygon")
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{
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{
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mapnik::geometry::polygon<double> poly;
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REQUIRE(mapnik::geometry::is_empty(poly));
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}
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{
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mapnik::geometry::polygon<double> poly;
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mapnik::geometry::linear_ring<double> ring;
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poly.push_back(std::move(ring));
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REQUIRE(mapnik::geometry::is_empty(poly));
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}
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{
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mapnik::geometry::polygon<double> poly;
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mapnik::geometry::linear_ring<double> ring;
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ring.emplace_back(0, 0);
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ring.emplace_back(1, 0);
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ring.emplace_back(1, 1);
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ring.emplace_back(0, 1);
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ring.emplace_back(0, 0);
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poly.push_back(std::move(ring));
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REQUIRE(!mapnik::geometry::is_empty(poly));
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}
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}
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SECTION("multi-point")
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{
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{
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mapnik::geometry::multi_point<double> geom;
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REQUIRE(mapnik::geometry::is_empty(geom));
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}
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{
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mapnik::geometry::multi_point<double> geom;
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geom.emplace_back(0, 0);
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geom.emplace_back(25, 25);
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geom.emplace_back(50, 50);
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REQUIRE(!mapnik::geometry::is_empty(geom));
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}
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}
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SECTION("multi-linestring")
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{
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{
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mapnik::geometry::multi_line_string<double> geom;
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REQUIRE(mapnik::geometry::is_empty(geom));
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}
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{
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mapnik::geometry::multi_line_string<double> geom;
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mapnik::geometry::line_string<double> line;
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geom.emplace_back(std::move(line));
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REQUIRE(!mapnik::geometry::is_empty(geom));
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}
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}
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SECTION("multi-polygon")
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{
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{
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mapnik::geometry::multi_polygon<double> geom;
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REQUIRE(mapnik::geometry::is_empty(geom));
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}
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{
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mapnik::geometry::multi_polygon<double> geom;
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mapnik::geometry::polygon<double> poly;
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mapnik::geometry::linear_ring<double> ring;
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poly.push_back(std::move(ring));
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geom.emplace_back(std::move(poly));
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REQUIRE(!mapnik::geometry::is_empty(geom));
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}
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}
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}
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