131 lines
5.3 KiB
C++
131 lines
5.3 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) 2015 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/map.hpp>
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#include <mapnik/datasource.hpp>
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#include <mapnik/datasource_cache.hpp>
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#include <mapnik/geometry.hpp>
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#include <mapnik/util/fs.hpp>
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TEST_CASE("geojson") {
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std::string geojson_plugin("./plugins/input/geojson.input");
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if (mapnik::util::exists(geojson_plugin))
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{
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SECTION("json feature cache-feature=\"true\"")
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{
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// Create datasource
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mapnik::parameters params;
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params["type"] = "geojson";
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params["file"] = "./test/data/json/feature.json";
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params["cache-features"] = true;
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auto ds = mapnik::datasource_cache::instance().create(params);
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REQUIRE(bool(ds));
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auto fields = ds->get_descriptor().get_descriptors();
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mapnik::query query(ds->envelope());
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for (auto const &field : fields)
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{
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query.add_property_name(field.get_name());
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}
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auto features = ds->features(query);
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REQUIRE(features != nullptr);
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auto feature = features->next();
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REQUIRE(feature != nullptr);
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}
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SECTION("json feature cache-feature=\"false\"")
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{
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mapnik::parameters params;
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params["type"] = "geojson";
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params["file"] = "./test/data/json/feature.json";
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params["cache-features"] = false;
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auto ds = mapnik::datasource_cache::instance().create(params);
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REQUIRE(bool(ds));
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auto fields = ds->get_descriptor().get_descriptors();
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mapnik::query query(ds->envelope());
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for (auto const &field : fields)
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{
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query.add_property_name(field.get_name());
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}
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auto features = ds->features(query);
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REQUIRE(features != nullptr);
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auto feature = features->next();
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REQUIRE(feature != nullptr);
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}
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SECTION("json extra properties cache-feature=\"true\"")
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{
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// Create datasource
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mapnik::parameters params;
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params["type"] = "geojson";
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params["file"] = "./test/data/json/feature_collection_extra_properties.json";
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params["cache-features"] = true;
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auto ds = mapnik::datasource_cache::instance().create(params);
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REQUIRE(bool(ds));
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auto fields = ds->get_descriptor().get_descriptors();
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mapnik::query query(ds->envelope());
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for (auto const &field : fields)
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{
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query.add_property_name(field.get_name());
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}
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auto features = ds->features(query);
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REQUIRE(features != nullptr);
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auto feature = features->next();
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REQUIRE(feature != nullptr);
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REQUIRE(feature->envelope() == mapnik::box2d<double>(123,456,123,456));
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}
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SECTION("json extra properties cache-feature=\"false\"")
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{
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// Create datasource
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mapnik::parameters params;
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params["type"] = "geojson";
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params["file"] = "./test/data/json/feature_collection_extra_properties.json";
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params["cache-features"] = false;
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auto ds = mapnik::datasource_cache::instance().create(params);
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REQUIRE(bool(ds));
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auto fields = ds->get_descriptor().get_descriptors();
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mapnik::query query(ds->envelope());
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for (auto const &field : fields)
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{
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query.add_property_name(field.get_name());
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}
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auto features = ds->features(query);
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REQUIRE(features != nullptr);
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auto feature = features->next();
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REQUIRE(feature != nullptr);
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REQUIRE(feature->envelope() == mapnik::box2d<double>(123,456,123,456));
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}
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SECTION("json - ensure input fully consumed and throw exception otherwise")
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{
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mapnik::parameters params;
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params["type"] = "geojson";
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params["file"] = "./test/data/json/points-malformed.geojson"; // mismatched parentheses
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params["cache-features"] = false;
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REQUIRE_THROWS(mapnik::datasource_cache::instance().create(params));
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params["cache-features"] = true;
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REQUIRE_THROWS(mapnik::datasource_cache::instance().create(params));
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}
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}
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}
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