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unit tests for geojson validation

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This commit is contained in:
karenzshea
2017-05-30 18:47:02 +02:00
parent ca353eb7db
commit c937d20e48
5 changed files with 237 additions and 80 deletions
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src/util/timezones.cpp
+12 -72
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@@ -1,4 +1,5 @@
#include "util/exception.hpp"
#include "util/geojson_validation.hpp"
#include "util/log.hpp"
#include "util/timezones.hpp"
@@ -27,7 +28,13 @@ Timezoner::Timezoner(const char geojson[], std::time_t utc_time_now)
// Thread safety: MT-Unsafe const:env
default_time = *gmtime(&utc_time_now);
rapidjson::Document doc;
doc.Parse(geojson);
rapidjson::ParseResult ok = doc.Parse(geojson);
if (!ok)
{
auto code = ok.Code();
auto offset = ok.Offset();
throw osrm::util::exception("Failed to parse timezone geojson with error code " + std::to_string(code) + " malformed at offset " + std::to_string(offset));
}
LoadLocalTimesRTree(doc, utc_time_now);
}
@@ -57,81 +64,14 @@ Timezoner::Timezoner(const boost::filesystem::path &tz_shapes_filename, std::tim
LoadLocalTimesRTree(geojson, utc_time_now);
}
void Timezoner::ValidateCoordinate(const rapidjson::Value &coordinate)
{
if (!coordinate.IsArray())
throw osrm::util::exception("Failed to parse time zone file. Feature geometry has a non-array coordinate.");
if (coordinate.Capacity() != 2)
{
throw osrm::util::exception("Failed to parse time zone file. Feature geometry has a malformed coordinate with more than 2 values.");
} else {
for (rapidjson::SizeType i = 0; i < coordinate.Size(); i++)
{
if (!coordinate[i].IsNumber() && !coordinate[i].IsDouble())
throw osrm::util::exception("Failed to parse time zone file. Feature geometry has a non-number coordinate.");
}
}
}
void Timezoner::ValidateFeature(const rapidjson::Value &feature)
{
if (!feature.HasMember("type"))
{
throw osrm::util::exception("Failed to parse time zone file. Feature is missing type member.");
} else if (!feature["type"].IsString())
{
throw osrm::util::exception("Failed to parse time zone file. Feature has non-string type member.");
}
if (!feature.HasMember("properties"))
{
throw osrm::util::exception("Failed to parse time zone file. Feature is missing properties member.");
}
else if (!feature.GetObject()["properties"].IsObject())
{
throw osrm::util::exception("Failed to parse time zone file. Feature has non-object properties member.");
}
if (!feature["properties"].GetObject().HasMember("TZID"))
{
throw osrm::util::exception("Failed to parse time zone file. Feature is missing TZID member in properties.");
}
else if (!feature["properties"].GetObject()["TZID"].IsString())
{
throw osrm::util::exception("Failed to parse time zone file. Feature has non-string TZID value.");
}
if (!feature.HasMember("geometry"))
{
throw osrm::util::exception("Failed to parse time zone file. Feature is missing geometry member.");
}
else if (!feature.GetObject()["geometry"].IsObject())
{
throw osrm::util::exception("Failed to parse time zone file. Feature non-object geometry member.");
}
if (!feature["geometry"].GetObject().HasMember("type"))
{
throw osrm::util::exception("Failed to parse time zone file. Feature geometry is missing type member.");
} else if (!feature["geometry"].GetObject()["type"].IsString()) {
throw osrm::util::exception("Failed to parse time zone file. Feature geometry has non-string type member.");
}
if (!feature["geometry"].GetObject().HasMember("coordinates"))
{
throw osrm::util::exception("Failed to parse time zone file. Feature geometry is missing coordinates member.");
} else if (!feature["geometry"].GetObject()["coordinates"].IsArray()) {
throw osrm::util::exception("Failed to parse time zone file. Feature geometry has a non-array coordinates member.");
}
const auto coord_array = feature["geometry"].GetObject()["coordinates"].GetArray();
if (coord_array.Empty())
throw osrm::util::exception("Failed to parse time zone file. Feature geometry coordinates member is empty.");
if (!coord_array[0].IsArray())
throw osrm::util::exception("Failed to parse time zone file. Feature geometry coordinates array has non-array outer ring.");
}
void Timezoner::LoadLocalTimesRTree(rapidjson::Document &geojson, std::time_t utc_time)
{
if (!geojson.HasMember("type"))
throw osrm::util::exception("Failed to parse time zone file. Missing type member.");
if (!geojson["type"].IsString())
throw osrm::util::exception("Failed to parse time zone file. Missing string-based type member.");
if (geojson["type"].GetString() != std::string("FeatureCollection"))
throw osrm::util::exception("Failed to parse time zone file. Geojson is not of FeatureCollection type");
if (!geojson.HasMember("features"))
throw osrm::util::exception("Failed to parse time zone file. Missing features list.");
@@ -156,7 +96,7 @@ void Timezoner::LoadLocalTimesRTree(rapidjson::Document &geojson, std::time_t ut
std::vector<rtree_t::value_type> polygons;
for (rapidjson::SizeType i = 0; i < features_array.Size(); i++)
{
ValidateFeature(features_array[i]);
util::ValidateFeature(features_array[i]);
const std::string &feat_type = features_array[i].GetObject()["geometry"].GetObject()["type"].GetString();
if (feat_type == "polygon")
{
@@ -169,7 +109,7 @@ void Timezoner::LoadLocalTimesRTree(rapidjson::Document &geojson, std::time_t ut
.GetArray();
for (rapidjson::SizeType i = 0; i < coords_outer_array.Size(); ++i)
{
ValidateCoordinate(coords_outer_array[i]);
util::ValidateCoordinate(coords_outer_array[i]);
const auto &coords = coords_outer_array[i].GetArray();
polygon.outer().emplace_back(coords[0].GetDouble(), coords[1].GetDouble());
}