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110 lines
2.7 KiB
C++
110 lines
2.7 KiB
C++
/**
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* SPDX-License-Identifier: GPL-2.0-or-later
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*
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* This file is part of osm2pgsql (https://osm2pgsql.org/).
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*
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* Copyright (C) 2006-2025 by the osm2pgsql developer community.
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* For a full list of authors see the git log.
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*/
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#include <catch.hpp>
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#include "common-buffer.hpp"
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#include "geom-from-osm.hpp"
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#include "geom-functions.hpp"
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#include "geom-output.hpp"
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#include "geom.hpp"
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TEST_CASE("geom::point_t", "[NoDB]")
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{
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geom::point_t p;
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REQUIRE(p.x() == Approx(0.0));
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REQUIRE(p.y() == Approx(0.0));
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p.set_x(1.2);
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p.set_y(3.4);
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REQUIRE(p.x() == Approx(1.2));
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REQUIRE(p.y() == Approx(3.4));
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REQUIRE(p.num_geometries() == 1);
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}
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TEST_CASE("geom::point_t from location", "[NoDB]")
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{
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osmium::Location const location{3.141, 2.718};
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geom::point_t const p{location};
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REQUIRE(p.x() == Approx(3.141));
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REQUIRE(p.y() == Approx(2.718));
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REQUIRE(p == geom::point_t{3.141, 2.718});
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}
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TEST_CASE("create_point from OSM data", "[NoDB]")
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{
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test_buffer_t buffer;
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buffer.add_node("n10 x1.1 y2.2");
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auto const geom = geom::create_point(buffer.buffer().get<osmium::Node>(0));
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REQUIRE(geom.is_point());
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REQUIRE(geometry_type(geom) == "POINT");
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REQUIRE(dimension(geom) == 0);
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REQUIRE(num_geometries(geom) == 1);
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REQUIRE(area(geom) == Approx(0.0));
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REQUIRE(length(geom) == Approx(0.0));
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REQUIRE(centroid(geom) == geom::geometry_t{geom::point_t{1.1, 2.2}});
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REQUIRE(geometry_n(geom, 1) == geom);
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REQUIRE(reverse(geom) == geom);
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REQUIRE(geom.get<geom::point_t>() == geom::point_t{1.1, 2.2});
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}
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TEST_CASE("point order", "[NoDB]")
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{
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geom::point_t const p{10, 10};
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REQUIRE_FALSE(p < p);
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REQUIRE_FALSE(p > p);
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std::vector<geom::point_t> points = {
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{10, 10}, {20, 10}, {13, 14}, {13, 10}
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};
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std::sort(points.begin(), points.end());
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REQUIRE(points[0] == geom::point_t(10, 10));
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REQUIRE(points[1] == geom::point_t(13, 10));
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REQUIRE(points[2] == geom::point_t(13, 14));
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REQUIRE(points[3] == geom::point_t(20, 10));
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}
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TEST_CASE("geom::distance", "[NoDB]")
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{
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geom::point_t const p1{10, 10};
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geom::point_t const p2{20, 10};
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geom::point_t const p3{13, 14};
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REQUIRE(geom::distance(p1, p1) == Approx(0.0));
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REQUIRE(geom::distance(p1, p2) == Approx(10.0));
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REQUIRE(geom::distance(p1, p3) == Approx(5.0));
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}
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TEST_CASE("geom::interpolate", "[NoDB]")
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{
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geom::point_t const p1{10, 10};
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geom::point_t const p2{20, 10};
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auto const i1 = geom::interpolate(p1, p1, 0.5);
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REQUIRE(i1.x() == 10);
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REQUIRE(i1.y() == 10);
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auto const i2 = geom::interpolate(p1, p2, 0.5);
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REQUIRE(i2.x() == 15);
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REQUIRE(i2.y() == 10);
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auto const i3 = geom::interpolate(p2, p1, 0.5);
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REQUIRE(i3.x() == 15);
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REQUIRE(i3.y() == 10);
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}
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