sij/mapnik
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

add initial geojson unit test

Browse source
This commit is contained in:
artemp 2015-07-10 11:05:48 +02:00
parent 6325bf21cd
commit 16e6db3281
1 changed files with 80 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

80
test/unit/datasource/geojson.cpp Normal file
View file

@ -0,0 +1,80 @@
/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2015 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
#include "catch.hpp"
#include <mapnik/map.hpp>
#include <mapnik/datasource.hpp>
#include <mapnik/datasource_cache.hpp>
#include <mapnik/geometry.hpp>
static const std::string geojson_plugin("./plugins/input/geojson.input");
const bool registered = mapnik::datasource_cache::instance().register_datasources(geojson_plugin);
TEST_CASE("geojson") {
SECTION("json feature cache-feature=\"true\"")
{
// check the GeoJSON datasource can be loaded
const std::vector<std::string> plugin_names =
mapnik::datasource_cache::instance().plugin_names();
const bool have_csv_plugin =
std::find(plugin_names.begin(), plugin_names.end(), "geojson") != plugin_names.end();
// Create datasource
mapnik::parameters params;
params["type"] = "geojson";
params["file"] = "./test/data/json/feature.json";
params["cache-features"] = false;
auto ds = mapnik::datasource_cache::instance().create(params);
REQUIRE(bool(ds));
auto fields = ds->get_descriptor().get_descriptors();
mapnik::query query(ds->envelope());
for (auto const &field : fields)
{
query.add_property_name(field.get_name());
}
auto features = ds->features(query);
auto feature = features->next();
REQUIRE(feature != nullptr);
}
SECTION("json feature cache-feature=\"false\"")
{
mapnik::parameters params;
params["type"] = "geojson";
params["file"] = "./test/data/json/feature.json";
params["cache-features"] = false;
auto ds = mapnik::datasource_cache::instance().create(params);
REQUIRE(bool(ds));
auto fields = ds->get_descriptor().get_descriptors();
mapnik::query query(ds->envelope());
for (auto const &field : fields)
{
query.add_property_name(field.get_name());
}
auto features = ds->features(query);
auto feature = features->next();
REQUIRE(feature != nullptr);
}
}