MongoDB.DriverUnitTests.MongoCollectionTests.TestGeoNear C# (CSharp) Метод

        public void TestGeoNear()
        {
            if (_collection.Exists()) { _collection.Drop(); }
            _collection.Insert(new Place { Location = new[] { 1.0, 1.0 }, Name = "One", Type = "Museum" });
            _collection.Insert(new Place { Location = new[] { 1.0, 2.0 }, Name = "Two", Type = "Coffee" });
            _collection.Insert(new Place { Location = new[] { 1.0, 3.0 }, Name = "Three", Type = "Library" });
            _collection.Insert(new Place { Location = new[] { 1.0, 4.0 }, Name = "Four", Type = "Museum" });
            _collection.Insert(new Place { Location = new[] { 1.0, 5.0 }, Name = "Five", Type = "Coffee" });
            _collection.CreateIndex(IndexKeys.GeoSpatial("Location"));

            var options = GeoNearOptions
                .SetDistanceMultiplier(1)
                .SetMaxDistance(100);
            var result = _collection.GeoNearAs(typeof(Place), Query.Null, 0.0, 0.0, 100, options);
            Assert.IsTrue(result.Ok);
            Assert.AreEqual(_collection.FullName, result.Namespace);
            Assert.IsTrue(result.Stats.AverageDistance >= 0.0);
            Assert.IsTrue(result.Stats.BTreeLocations >= 0);
            Assert.IsTrue(result.Stats.Duration >= TimeSpan.Zero);
            Assert.IsTrue(result.Stats.MaxDistance >= 0.0);
            Assert.IsTrue(result.Stats.NumberScanned >= 0);
            Assert.IsTrue(result.Stats.ObjectsLoaded >= 0);
            Assert.AreEqual(5, result.Hits.Count);
            Assert.IsTrue(result.Hits[0].Distance > 1.0);
            Assert.AreEqual(1.0, result.Hits[0].RawDocument["Location"][0].AsDouble);
            Assert.AreEqual(1.0, result.Hits[0].RawDocument["Location"][1].AsDouble);
            Assert.AreEqual("One", result.Hits[0].RawDocument["Name"].AsString);
            Assert.AreEqual("Museum", result.Hits[0].RawDocument["Type"].AsString);

            var place = (Place)result.Hits[1].Document;
            Assert.AreEqual(1.0, place.Location[0]);
            Assert.AreEqual(2.0, place.Location[1]);
            Assert.AreEqual("Two", place.Name);
            Assert.AreEqual("Coffee", place.Type);
        }