148 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			148 lines
		
	
	
		
			6.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| #include "catch.hpp"
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| 
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| #include <osmium/geom/geojson.hpp>
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| 
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| #include "area_helper.hpp"
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| #include "wnl_helper.hpp"
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| 
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| TEST_CASE("GeoJSON point geometry") {
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|     osmium::geom::GeoJSONFactory<> factory;
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| 
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|     SECTION("point") {
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|         const std::string json{factory.create_point(osmium::Location{3.2, 4.2})};
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|         REQUIRE(std::string{"{\"type\":\"Point\",\"coordinates\":[3.2,4.2]}"} == json);
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|     }
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| 
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|     SECTION("empty_point") {
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|         REQUIRE_THROWS_AS(factory.create_point(osmium::Location{}), osmium::invalid_location);
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|     }
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| 
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| }
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| 
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| TEST_CASE("GeoJSON linestring geometry") {
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|     osmium::geom::GeoJSONFactory<> factory;
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|     osmium::memory::Buffer buffer{1000};
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| 
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|     SECTION("linestring, default") {
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|         const auto& wnl = create_test_wnl_okay(buffer);
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|         const std::string json{factory.create_linestring(wnl)};
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|         REQUIRE(std::string{"{\"type\":\"LineString\",\"coordinates\":[[3.2,4.2],[3.5,4.7],[3.6,4.9]]}"} == json);
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|     }
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| 
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|     SECTION("linestring, unique, backwards") {
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|         const auto& wnl = create_test_wnl_okay(buffer);
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|         const std::string json{factory.create_linestring(wnl, osmium::geom::use_nodes::unique, osmium::geom::direction::backward)};
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|         REQUIRE(std::string{"{\"type\":\"LineString\",\"coordinates\":[[3.6,4.9],[3.5,4.7],[3.2,4.2]]}"} == json);
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|     }
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| 
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|     SECTION("linestring, all") {
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|         const auto& wnl = create_test_wnl_okay(buffer);
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|         const std::string json{factory.create_linestring(wnl, osmium::geom::use_nodes::all)};
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|         REQUIRE(std::string{"{\"type\":\"LineString\",\"coordinates\":[[3.2,4.2],[3.5,4.7],[3.5,4.7],[3.6,4.9]]}"} == json);
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|     }
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| 
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|     SECTION("linestring, all, backwards") {
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|         const auto& wnl = create_test_wnl_okay(buffer);
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|         const std::string json{factory.create_linestring(wnl, osmium::geom::use_nodes::all, osmium::geom::direction::backward)};
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|         REQUIRE(std::string{"{\"type\":\"LineString\",\"coordinates\":[[3.6,4.9],[3.5,4.7],[3.5,4.7],[3.2,4.2]]}"} == json);
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|     }
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| 
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|     SECTION("empty_linestring") {
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|         const auto& wnl = create_test_wnl_empty(buffer);
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| 
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|         REQUIRE_THROWS_AS(factory.create_linestring(wnl), osmium::geometry_error);
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|         REQUIRE_THROWS_AS(factory.create_linestring(wnl, osmium::geom::use_nodes::unique, osmium::geom::direction::backward), osmium::geometry_error);
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|         REQUIRE_THROWS_AS(factory.create_linestring(wnl, osmium::geom::use_nodes::all), osmium::geometry_error);
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|         REQUIRE_THROWS_AS(factory.create_linestring(wnl, osmium::geom::use_nodes::all, osmium::geom::direction::backward), osmium::geometry_error);
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|     }
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| 
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|     SECTION("linestring with two same locations") {
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|         const auto& wnl = create_test_wnl_same_location(buffer);
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| 
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|         REQUIRE_THROWS_AS(factory.create_linestring(wnl), osmium::geometry_error);
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|         REQUIRE_THROWS_AS(factory.create_linestring(wnl, osmium::geom::use_nodes::unique, osmium::geom::direction::backward), osmium::geometry_error);
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| 
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|         {
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|             const std::string json{factory.create_linestring(wnl, osmium::geom::use_nodes::all)};
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|             REQUIRE(std::string{"{\"type\":\"LineString\",\"coordinates\":[[3.5,4.7],[3.5,4.7]]}"} == json);
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|         }
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| 
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|         {
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|             const std::string json{factory.create_linestring(wnl, osmium::geom::use_nodes::all, osmium::geom::direction::backward)};
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|             REQUIRE(std::string{"{\"type\":\"LineString\",\"coordinates\":[[3.5,4.7],[3.5,4.7]]}"} == json);
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|         }
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|     }
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| 
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|     SECTION("linestring with undefined location") {
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|         const auto& wnl = create_test_wnl_undefined_location(buffer);
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|         REQUIRE_THROWS_AS(factory.create_linestring(wnl), osmium::invalid_location);
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|     }
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| 
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| }
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| 
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| TEST_CASE("GeoJSON area geometry") {
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|     osmium::geom::GeoJSONFactory<> factory;
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|     osmium::memory::Buffer buffer{1000};
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| 
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|     SECTION("area_1outer_0inner") {
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|         const osmium::Area& area = create_test_area_1outer_0inner(buffer);
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| 
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|         REQUIRE(!area.is_multipolygon());
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|         REQUIRE(std::distance(area.cbegin(), area.cend()) == 2);
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|         REQUIRE(area.subitems<osmium::OuterRing>().size() == area.num_rings().first);
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| 
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|         std::string json{factory.create_multipolygon(area)};
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|         REQUIRE(std::string{"{\"type\":\"MultiPolygon\",\"coordinates\":[[[[3.2,4.2],[3.5,4.7],[3.6,4.9],[3.2,4.2]]]]}"} == json);
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|     }
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| 
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|     SECTION("area_1outer_1inner") {
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|         const osmium::Area& area = create_test_area_1outer_1inner(buffer);
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| 
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|         REQUIRE(!area.is_multipolygon());
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|         REQUIRE(std::distance(area.cbegin(), area.cend()) == 3);
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|         REQUIRE(area.subitems<osmium::OuterRing>().size() == area.num_rings().first);
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|         REQUIRE(area.subitems<osmium::InnerRing>().size() == area.num_rings().second);
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| 
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|         std::string json{factory.create_multipolygon(area)};
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|         REQUIRE(std::string{"{\"type\":\"MultiPolygon\",\"coordinates\":[[[[0.1,0.1],[9.1,0.1],[9.1,9.1],[0.1,9.1],[0.1,0.1]],[[1,1],[8,1],[8,8],[1,8],[1,1]]]]}"} == json);
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|     }
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| 
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|     SECTION("area_2outer_2inner") {
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|         const osmium::Area& area = create_test_area_2outer_2inner(buffer);
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| 
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|         REQUIRE(area.is_multipolygon());
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|         REQUIRE(std::distance(area.cbegin(), area.cend()) == 5);
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|         REQUIRE(area.subitems<osmium::OuterRing>().size() == area.num_rings().first);
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|         REQUIRE(area.subitems<osmium::InnerRing>().size() == area.num_rings().second);
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| 
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|         int outer_ring=0;
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|         int inner_ring=0;
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|         for (const auto& outer : area.outer_rings()) {
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|             if (outer_ring == 0) {
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|                 REQUIRE(outer.front().ref() == 1);
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|             } else if (outer_ring == 1) {
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|                 REQUIRE(outer.front().ref() == 100);
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|             } else {
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|                 REQUIRE(false);
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|             }
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|             for (const auto& inner : area.inner_rings(outer)) {
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|                 if (outer_ring == 0 && inner_ring == 0) {
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|                     REQUIRE(inner.front().ref() == 5);
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|                 } else if (outer_ring == 0 && inner_ring == 1) {
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|                     REQUIRE(inner.front().ref() == 10);
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|                 } else {
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|                     REQUIRE(false);
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|                 }
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|                 ++inner_ring;
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|             }
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|             inner_ring = 0;
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|             ++outer_ring;
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|         }
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| 
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|         std::string json{factory.create_multipolygon(area)};
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|         REQUIRE(std::string{"{\"type\":\"MultiPolygon\",\"coordinates\":[[[[0.1,0.1],[9.1,0.1],[9.1,9.1],[0.1,9.1],[0.1,0.1]],[[1,1],[4,1],[4,4],[1,4],[1,1]],[[5,5],[5,7],[7,7],[5,5]]],[[[10,10],[11,10],[11,11],[10,11],[10,10]]]]}"} == json);
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|     }
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| 
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| }
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| 
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