// private methods
private void AssertRegisteredMember(ChangeStreamDocumentSerializer <BsonDocument> changeStreamDocumentSerializer, string memberName, string elementName, IBsonSerializer memberSerializer)
{
var serializationInfo = changeStreamDocumentSerializer._memberSerializationInfo()[memberName];
serializationInfo.ElementName.Should().Be(elementName);
serializationInfo.Serializer.Should().BeSameAs(memberSerializer);
serializationInfo.NominalType.Should().Be(memberSerializer.ValueType);
}
// private static methods
private static RenderedPipelineDefinition <TResult> RenderPipeline <TResult, TDocument>(
PipelineDefinition <ChangeStreamDocument <TDocument>, TResult> pipeline,
IBsonSerializer <TDocument> documentSerializer)
{
var changeStreamDocumentSerializer = new ChangeStreamDocumentSerializer <TDocument>(documentSerializer);
var serializerRegistry = BsonSerializer.SerializerRegistry;
return(pipeline.Render(changeStreamDocumentSerializer, serializerRegistry));
}
public void constructor_should_initialize_instance()
{
var documentSerializer = new BsonDocumentSerializer();
var result = new ChangeStreamDocumentSerializer <BsonDocument>(documentSerializer);
result._documentSerializer().Should().BeSameAs(documentSerializer);
result._memberSerializationInfo().Count.Should().Be(7);
AssertRegisteredMember(result, "ClusterTime", "clusterTime", BsonTimestampSerializer.Instance);
AssertRegisteredMember(result, "CollectionNamespace", "ns", ChangeStreamDocumentCollectionNamespaceSerializer.Instance);
AssertRegisteredMember(result, "DocumentKey", "documentKey", BsonDocumentSerializer.Instance);
AssertRegisteredMember(result, "FullDocument", "fullDocument", documentSerializer);
AssertRegisteredMember(result, "OperationType", "operationType", ChangeStreamOperationTypeSerializer.Instance);
AssertRegisteredMember(result, "ResumeToken", "_id", BsonDocumentSerializer.Instance);
AssertRegisteredMember(result, "UpdateDescription", "updateDescription", ChangeStreamUpdateDescriptionSerializer.Instance);
}
public static IBsonSerializer <BsonDocument> _documentSerializer(this ChangeStreamDocumentSerializer <BsonDocument> obj) => (IBsonSerializer <BsonDocument>)Reflector.GetFieldValue(obj, nameof(_documentSerializer));
