コード例 #1
0
        public async Task ExecuteAsync_should_find_all_the_documents_matching_the_query_when_limit_is_used(
            [Values(1, 5, 6, 12)] int limit)
        {
            RequireServer.Check().VersionLessThan("3.2.0");
            var collectionNamespace = CoreTestConfiguration.GetCollectionNamespaceForTestMethod(
                className: GetType().Name,
                methodName: nameof(ExecuteAsync_should_find_all_the_documents_matching_the_query_when_limit_is_used));

            for (var id = 1; id <= limit + 1; id++)
            {
                var document = new BsonDocument {
                    { "id", id }, { "filler", new string('x', 1000000) }
                };                                                                                        // about 1MB big
                var requests        = new[] { new InsertRequest(document) };
                var insertOperation = new BulkMixedWriteOperation(collectionNamespace, requests, new MessageEncoderSettings());
                ExecuteOperation(insertOperation);
            }
            var subject = new FindOpcodeOperation <BsonDocument>(collectionNamespace, BsonDocumentSerializer.Instance, _messageEncoderSettings)
            {
                Limit = limit
            };

            using (var cursor = await ExecuteOperationAsync(subject))
            {
                var result = await ReadCursorToEndAsync(cursor);

                result.Should().HaveCount(limit);
            }
        }
コード例 #2
0
        public void Count_should_return_the_expected_result(
            [Values(false, true)]
            bool async)
        {
            RequireServer.Check().Supports(Feature.AggregateCountStage);
            var client              = DriverTestConfiguration.Client;
            var databaseNamespace   = CoreTestConfiguration.DatabaseNamespace;
            var collectionNamespace = CoreTestConfiguration.GetCollectionNamespaceForTestMethod();
            var database            = client.GetDatabase(databaseNamespace.DatabaseName);

            database.DropCollection(collectionNamespace.CollectionName);
            var collection = database.GetCollection <BsonDocument>(collectionNamespace.CollectionName);

            collection.InsertOne(new BsonDocument());
            var subject = collection.Aggregate();

            long result;

            if (async)
            {
                result = subject.Count().SingleAsync().GetAwaiter().GetResult().Count;
            }
            else
            {
                result = subject.Count().Single().Count;
            }

            result.Should().Be(1);
        }