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/**
* Copyright (C) 2012 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* This file contains tests for mongo/db/geo/geoparser.cpp.
*/
#include <string>
#include <sstream>
#include "mongo/db/geo/geoparser.h"
#include "mongo/db/json.h"
#include "mongo/db/jsobj.h"
#include "mongo/unittest/unittest.h"
#include "mongo/util/assert_util.h"
#include "third_party/s2/s2.h"
#include "third_party/s2/s2polygon.h"
#include "third_party/s2/s2polyline.h"
using mongo::BSONObj;
using mongo::fromjson;
using mongo::GeoParser;
namespace {
TEST(GeoParser, isValidPoint) {
ASSERT_TRUE(GeoParser::isPoint(fromjson("{'type':'Point', 'coordinates': [40, 5]}")));
ASSERT_TRUE(GeoParser::isPoint(
fromjson("{'type':'Point', 'coordinates': [-40.3, -5.0]}")));
ASSERT_FALSE(GeoParser::isPoint(fromjson("{'typo':'Point', 'coordinates': [40, -5]}")));
ASSERT_FALSE(GeoParser::isPoint(fromjson("{'type':'Point', 'coordhats': [40, -5]}")));
ASSERT_FALSE(GeoParser::isPoint(
fromjson("{'type':['Point'], 'coordinates': [40, -5]}")));
ASSERT_FALSE(GeoParser::isPoint(fromjson("{'type':'Point', 'coordinates': 40}")));
ASSERT_FALSE(GeoParser::isPoint(
fromjson("{'type':'Point', 'coordinates': [40, -5, 7]}")));
// Make sure lat is in range
ASSERT_TRUE(GeoParser::isPoint(fromjson("{'type':'Point', 'coordinates': [0, 90.0]}")));
ASSERT_TRUE(GeoParser::isPoint(fromjson("{'type':'Point', 'coordinates': [0, -90.0]}")));
ASSERT_FALSE(GeoParser::isPoint(fromjson("{'type':'Point', 'coordinates': [0, 90.1]}")));
ASSERT_FALSE(GeoParser::isPoint(fromjson("{'type':'Point', 'coordinates': [0, -90.1]}")));
}
TEST(GeoParser, isValidLineString) {
ASSERT_TRUE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[[1,2], [3,4]]}")));
ASSERT_TRUE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[[0,-90], [0,90]]}")));
ASSERT_FALSE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[[0,-91], [0,90]]}")));
ASSERT_FALSE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[[0,-90], [0,91]]}")));
ASSERT_TRUE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[[1,2], [3,4], [5,6]]}")));
ASSERT_FALSE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[[1,2]]}")));
ASSERT_FALSE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[['chicken','little']]}")));
ASSERT_FALSE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[1,2, 3, 4]}")));
ASSERT_FALSE(GeoParser::isLineString(
fromjson("{'type':'LineString', 'coordinates':[[1,2, 3], [3,4, 5], [5,6]]}")));
}
TEST(GeoParser, isValidPolygon) {
ASSERT_TRUE(GeoParser::isPolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[5,0],[5,5],[0,5],[0,0]] ]}")));
// And one with a hole.
ASSERT_TRUE(GeoParser::isPolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[5,0],[5,5],[0,5],[0,0]],"
" [[1,1],[4,1],[4,4],[1,4],[1,1]] ]}")));
// Latitudes must be OK
ASSERT_FALSE(GeoParser::isPolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[5,0],[5,91],[0,91],[0,0]],"
" [[1,1],[4,1],[4,4],[1,4],[1,1]] ]}")));
// First point must be the same as the last.
ASSERT_FALSE(GeoParser::isPolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[1,2],[3,4],[5,6]] ]}")));
}
TEST(GeoParser, parsePoint) {
S2Point point;
GeoParser::parsePoint(fromjson("{'type':'Point', 'coordinates': [40, 5]}"),
&point);
GeoParser::parsePoint(fromjson("{'type':'Point', 'coordinates': [-40.3, -5.0]}"),
&point);
}
TEST(GeoParser, parseLineString) {
S2Polyline polyline;
GeoParser::parseLineString(
fromjson("{'type':'LineString', 'coordinates':[[1,2],[3,4]]}"),
&polyline);
GeoParser::parseLineString(
fromjson("{'type':'LineString', 'coordinates':[[1,2], [3,4], [5,6]]}"),
&polyline);
GeoParser::parseLineString(
fromjson("{'type':'LineString', 'coordinates':[[1,2], [3,4], [5,6]]}"),
&polyline);
}
TEST(GeoParser, parsePolygon) {
S2Point point;
GeoParser::parsePoint(fromjson("{'type':'Point', 'coordinates': [2, 2]}"),
&point);
S2Polygon polygonA;
GeoParser::parsePolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[5,0],[5,5],[0,5],[0,0]] ]}"),
&polygonA);
ASSERT_TRUE(polygonA.Contains(point));
S2Polygon polygonB;
GeoParser::parsePolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[5,0],[5,5],[0,5],[0,0]],"
" [[1,1],[1,4],[4,4],[4,1],[1,1]] ]}"),
&polygonB);
// We removed this in the hole.
ASSERT_FALSE(polygonB.Contains(point));
// Now we reverse the orientations and verify that the code fixes it up
// (outer loop must be CCW, inner CW).
S2Polygon polygonC;
GeoParser::parsePolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[0,5],[5,5],[5,0],[0,0]] ]}"),
&polygonC);
ASSERT_TRUE(polygonC.Contains(point));
S2Polygon polygonD;
GeoParser::parsePolygon(
fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[0,5],[5,5],[5,0],[0,0]],"
" [[1,1],[1,4],[4,4],[4,1],[1,1]] ]}"),
&polygonD);
// Also removed in the loop.
ASSERT_FALSE(polygonD.Contains(point));
}
TEST(GeoParser, parseLegacyPoint) {
S2Point point;
ASSERT(GeoParser::parsePoint(BSON_ARRAY(0 << 1), &point));
ASSERT_FALSE(GeoParser::parsePoint(BSON_ARRAY(0), &point));
ASSERT_FALSE(GeoParser::parsePoint(BSON_ARRAY(0 << 1 << 2), &point));
ASSERT(GeoParser::parsePoint(fromjson("{x: 50, y:40}"), &point));
ASSERT_FALSE(GeoParser::parsePoint(fromjson("{x: '50', y:40}"), &point));
ASSERT_FALSE(GeoParser::parsePoint(fromjson("{x: 5, y:40, z:50}"), &point));
ASSERT_FALSE(GeoParser::parsePoint(fromjson("{x: 5}"), &point));
}
TEST(GeoParser, verifyCRS) {
string goodCRS1 = "crs:{ type: 'name', properties:{name:'EPSG:4326'}}";
string goodCRS2 = "crs:{ type: 'name', properties:{name:'urn:ogc:def:crs:OGC:1.3:CRS84'}}";
string badCRS1 = "crs:{ type: 'name', properties:{name:'EPSG:2000'}}";
string badCRS2 = "crs:{ type: 'name', properties:{name:'urn:ogc:def:crs:OGC:1.3:CRS83'}}";
BSONObj point1 = fromjson("{'type':'Point', 'coordinates': [40, 5], " + goodCRS1 + "}");
BSONObj point2 = fromjson("{'type':'Point', 'coordinates': [40, 5], " + goodCRS2 + "}");
ASSERT(GeoParser::isGeoJSONPoint(point1));
ASSERT(GeoParser::crsIsOK(point1));
ASSERT(GeoParser::isGeoJSONPoint(point2));
ASSERT(GeoParser::crsIsOK(point2));
BSONObj point3 = fromjson("{'type':'Point', 'coordinates': [40, 5], " + badCRS1 + "}");
BSONObj point4 = fromjson("{'type':'Point', 'coordinates': [40, 5], " + badCRS2 + "}");
ASSERT_FALSE(GeoParser::isGeoJSONPoint(point3));
ASSERT_FALSE(GeoParser::crsIsOK(point3));
ASSERT_FALSE(GeoParser::isGeoJSONPoint(point4));
ASSERT_FALSE(GeoParser::crsIsOK(point4));
BSONObj polygon1 = fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[5,0],[5,5],[0,5],[0,0]],"
" [[1,1],[1,4],[4,4],[4,1],[1,1]] ]," + goodCRS1 + "}");
ASSERT(GeoParser::isGeoJSONPolygon(polygon1));
ASSERT(GeoParser::crsIsOK(polygon1));
BSONObj polygon2 = fromjson("{'type':'Polygon', 'coordinates':[ [[0,0],[5,0],[5,5],[0,5],[0,0]],"
" [[1,1],[1,4],[4,4],[4,1],[1,1]] ]," + badCRS2 + "}");
ASSERT_FALSE(GeoParser::isGeoJSONPolygon(polygon2));
ASSERT_FALSE(GeoParser::crsIsOK(polygon2));
BSONObj line1 = fromjson("{'type':'LineString', 'coordinates':[[1,2], [3,4], [5,6]]," + goodCRS2 + "}");
ASSERT(GeoParser::isGeoJSONLineString(line1));
ASSERT(GeoParser::crsIsOK(line1));
BSONObj line2 = fromjson("{'type':'LineString', 'coordinates':[[1,2], [3,4], [5,6]]," + badCRS1 + "}");
ASSERT_FALSE(GeoParser::isGeoJSONLineString(line2));
ASSERT_FALSE(GeoParser::crsIsOK(line2));
}
TEST(GeoParser, parseLegacyPolygon) {
S2Polygon polygon;
ASSERT(GeoParser::parsePolygon(BSON_ARRAY(BSON_ARRAY(10 << 20) << BSON_ARRAY(10 << 40)
<< BSON_ARRAY(30 << 40)
<< BSON_ARRAY(30 << 20)),
&polygon));
polygon.Release(NULL);
ASSERT(GeoParser::parsePolygon(BSON_ARRAY(BSON_ARRAY(10 << 20) << BSON_ARRAY(10 << 40)
<< BSON_ARRAY(30 << 40)),
&polygon));
polygon.Release(NULL);
ASSERT_FALSE(GeoParser::parsePolygon(BSON_ARRAY(BSON_ARRAY(10 << 20)
<< BSON_ARRAY(10 << 40)),
&polygon));
polygon.Release(NULL);
ASSERT_FALSE(GeoParser::parsePolygon(BSON_ARRAY(BSON_ARRAY("10" << 20)
<< BSON_ARRAY(10 << 40)
<< BSON_ARRAY(30 << 40)
<< BSON_ARRAY(30 << 20)),
&polygon));
polygon.Release(NULL);
ASSERT_FALSE(GeoParser::parsePolygon(BSON_ARRAY(BSON_ARRAY(10 << 20 << 30)
<< BSON_ARRAY(10 << 40)
<< BSON_ARRAY(30 << 40)
<< BSON_ARRAY(30 << 20)),
&polygon));
polygon.Release(NULL);
ASSERT(GeoParser::parsePolygon(
fromjson("{a:{x:40,y:5},b:{x:40,y:6},c:{x:41,y:6},d:{x:41,y:5}}"), &polygon));
polygon.Release(NULL);
}
}
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