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//
// Big Polygon edge cases
//
// - Tests for invalid query operations
// Non-polygon types (point, multiPoint, lineString) with strictCRSo
// $nearSphere & $geoNear query with big polygon
// Aggregate with $geonear on a big polygon
// Stored object with strictCRS (no 2dsphere index) are ignored in a query
// - Other cases which should work
// MapReduce with a big polygon
// CRS84 & EPSG4326 objects should be retrieved from query with big polygon
var crs84CRS = {type: "name", properties: {name: "urn:ogc:def:crs:OGC:1.3:CRS84"}};
var epsg4326CRS = {type: "name", properties: {name: "EPSG:4326"}};
var strictCRS = {type: "name", properties: {name: "urn:x-mongodb:crs:strictwinding:EPSG:4326"}};
var coll = db.geo_bigpoly_edgecases;
coll.drop();
// Edge cases producing error
// These non-polygon objects cannot be queried because they are strictCRS
var objects = [
{name: "point with strictCRS", type: "Point", coordinates: [-97.9, 0], crs: strictCRS},
{
name: "multipoint with strictCRS",
type: "MultiPoint",
coordinates: [[-97.9, 0], [-10.9, 0]],
crs: strictCRS
},
{
name: "line with strictCRS",
type: "LineString",
coordinates: [[-122.1611953, 37.4420407], [-118.283638, 34.028517]],
crs: strictCRS
}
];
objects.forEach(function(o) {
// within
assert.throws(function() {
coll.count({geo: {$geoWithin: {$geometry: o}}});
}, [], "within " + o.name);
// intersection
assert.throws(function() {
coll.count({geo: {$geoIntersects: {$geometry: o}}});
}, [], "intersection " + o.name);
});
// Big Polygon query for $nearSphere & geoNear should fail
var bigPoly = {
name: "3 sided closed polygon",
type: "Polygon", // triangle
coordinates: [[[10.0, 10.0], [20.0, 10.0], [15.0, 17.0], [10.0, 10.0]]],
crs: strictCRS
};
// 2dsphere index required
assert.commandWorked(coll.ensureIndex({geo: "2dsphere"}), "2dsphere index");
// $nearSphere on big polygon should fail
assert.throws(function() {
coll.count({geo: {$nearSphere: {$geometry: bigPoly}}});
}, [], "nearSphere " + bigPoly.name);
// geoNear on big polygon should fail
assert.commandFailed(db.runCommand({geoNear: coll.getName(), near: bigPoly, spherical: true}),
"geoNear " + bigPoly.name);
// aggregate $geoNear on big polygon should fail
assert.commandFailed(db.runCommand({
aggregate: coll.getName(),
pipeline: [{$geoNear: {near: bigPoly, distanceField: "geo.calculated", spherical: true}}]
}),
"aggregate $geoNear " + bigPoly.name);
// mapReduce on big polygon should work
assert.commandWorked(db.runCommand({
mapReduce: coll.getName(),
map: function() {},
reduce: function() {},
query: {geo: {$geoIntersects: {$geometry: bigPoly}}},
out: {inline: 1},
}),
"mapReduce " + bigPoly.name);
// Tests that stored objects with strictCRS will be ignored by query
// If strictCRS is removed from the document then they will be found
// Drop index
assert.commandWorked(coll.dropIndex({geo: "2dsphere"}), "drop 2dsphere index");
objects = [
{
name: "NYC Times Square - point",
geo: {type: "Point", coordinates: [-73.9857, 40.7577], crs: strictCRS}
},
{
name: "NYC CitiField & JFK - multipoint",
geo: {
type: "MultiPoint",
coordinates: [[-73.8458, 40.7569], [-73.7789, 40.6397]],
crs: strictCRS
}
},
{
name: "NYC - Times Square to CitiField to JFK - line/string",
geo: {
type: "LineString",
coordinates: [[-73.9857, 40.7577], [-73.8458, 40.7569], [-73.7789, 40.6397]],
crs: strictCRS
}
},
{
name: "NYC - Times Square to CitiField to JFK to Times Square - polygon",
geo: {
type: "Polygon",
coordinates: [
[[-73.9857, 40.7577], [-73.7789, 40.6397], [-73.8458, 40.7569], [-73.9857, 40.7577]]
],
crs: strictCRS
}
}
];
// Insert GeoJson strictCRS objects
// Since there is no 2dsphere index, they can be inserted
objects.forEach(function(o) {
assert.writeOK(coll.insert(o), "Geo Json strictCRS insert" + o.name);
});
// Use Polygon to search for objects which should be ignored
var poly = {
name: "4 sided polygon around NYC",
type: "Polygon", // triangle
coordinates: [[[-74.5, 40.5], [-72.0, 40.5], [-72.00, 41.0], [-74.5, 41.0], [-74.5, 40.5]]],
crs: strictCRS
};
assert.eq(
0, coll.count({geo: {$geoWithin: {$geometry: poly}}}), "ignore objects with strictCRS within");
assert.eq(0,
coll.count({geo: {$geoIntersects: {$geometry: poly}}}),
"ignore objects with strictCRS intersects");
// Now remove the strictCRS and find all the objects
coll.update({}, {$unset: {"geo.crs": ""}}, {multi: true});
var totalDocs = coll.count();
assert.eq(totalDocs, coll.count({geo: {$geoWithin: {$geometry: poly}}}), "no strictCRS within");
assert.eq(
totalDocs, coll.count({geo: {$geoIntersects: {$geometry: poly}}}), "no strictCRS intersects");
// Clear collection
coll.remove({});
// Tests for stored point & spherical CRS objects, without and with 2dsphere index
// Objects should be found from query
objects = [
{
name: "NYC Times Square - point crs84CRS",
geo: {type: "Point", coordinates: [-73.9857, 40.7577], crs: crs84CRS}
},
{
name: "NYC Times Square - point epsg4326CRS",
geo: {type: "Point", coordinates: [-73.9857, 40.7577], crs: epsg4326CRS}
},
{
name: "NYC CitiField & JFK - multipoint crs84CRS",
geo: {
type: "MultiPoint",
coordinates: [[-73.8458, 40.7569], [-73.7789, 40.6397]],
crs: crs84CRS
}
},
{
name: "NYC CitiField & JFK - multipoint epsg4326CRS",
geo: {
type: "MultiPoint",
coordinates: [[-73.8458, 40.7569], [-73.7789, 40.6397]],
crs: epsg4326CRS
}
},
{
name: "NYC - Times Square to CitiField to JFK - line/string crs84CRS",
geo: {
type: "LineString",
coordinates: [[-73.9857, 40.7577], [-73.8458, 40.7569], [-73.7789, 40.6397]],
crs: crs84CRS
}
},
{
name: "NYC - Times Square to CitiField to JFK - line/string epsg4326CRS",
geo: {
type: "LineString",
coordinates: [[-73.9857, 40.7577], [-73.8458, 40.7569], [-73.7789, 40.6397]],
crs: epsg4326CRS
}
}
];
// Insert GeoJson crs84CRS & epsg4326CRS objects
objects.forEach(function(o) {
assert.writeOK(coll.insert(o), "Geo Json insert" + o.name);
});
// Make sure stored crs84CRS & epsg4326CRS documents can be found
totalDocs = coll.count();
assert.eq(totalDocs,
coll.count({geo: {$geoWithin: {$geometry: poly}}}),
"crs84CRS or epsg4326CRS within");
assert.eq(totalDocs,
coll.count({geo: {$geoIntersects: {$geometry: poly}}}),
"crs84CRS or epsg4326CRS intersects");
// Add index and look again for stored point & spherical CRS documents
assert.commandWorked(coll.ensureIndex({geo: "2dsphere"}), "2dsphere index");
assert.eq(totalDocs,
coll.count({geo: {$geoWithin: {$geometry: poly}}}),
"2dsphere index - crs84CRS or epsg4326CRS within");
assert.eq(totalDocs,
coll.count({geo: {$geoIntersects: {$geometry: poly}}}),
"2dsphere index - crs84CRS or epsg4326CRS intersects");
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