60 lines
2 KiB
C++
60 lines
2 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) 2021 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/feature.hpp>
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#include <mapnik/featureset.hpp>
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#include <mapnik/load_map.hpp>
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namespace {
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bool test_query_point(mapnik::Map const& map,
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double x, double y,
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std::string const& name, std::string const& expected_val)
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{
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auto featureset = map.query_map_point(0u, x, y);
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while (auto feature = featureset->next())
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{
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auto val = feature->get(name);
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return (val.to_string() == expected_val);
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}
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return false;
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}
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}
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TEST_CASE("Query map point") {
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SECTION("Polygons") {
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mapnik::Map map(882,780);
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mapnik::load_map(map, "./test/data/good_maps/wgs842merc_reprojection.xml");
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map.zoom_all();
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CHECK(test_query_point(map, 351, 94, "ADMIN", "Greenland"));
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CHECK(test_query_point(map, 402, 182,"ADMIN", "Iceland"));
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CHECK(test_query_point(map, 339, 687,"ADMIN", "Antarctica"));
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CHECK(test_query_point(map, 35, 141, "ADMIN", "Russia"));
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CHECK(test_query_point(map, 737, 297,"ADMIN", "Japan"));
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}
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}
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