public void FullDocumentBeforeChange_get_and_set_should_work(
[Values(ChangeStreamFullDocumentBeforeChangeOption.Default, ChangeStreamFullDocumentBeforeChangeOption.WhenAvailable)] ChangeStreamFullDocumentBeforeChangeOption value)
{
var subject = CreateSubject();
subject.FullDocumentBeforeChange = value;
var result = subject.FullDocumentBeforeChange;
result.Should().Be(value);
}
public void Execute_should_return_expected_results_for_pre_post_images(
[Values(false, true)] bool async,
[Values(ChangeStreamFullDocumentOption.Default, ChangeStreamFullDocumentOption.Required, ChangeStreamFullDocumentOption.WhenAvailable)] ChangeStreamFullDocumentOption fullDocument,
[Values(ChangeStreamFullDocumentBeforeChangeOption.Required, ChangeStreamFullDocumentOption.WhenAvailable)] ChangeStreamFullDocumentBeforeChangeOption fullDocumentBeforeChange)
{
RequireServer.Check().
ClusterTypes(ClusterType.ReplicaSet).
Supports(Feature.ChangeStreamPrePostImages);
EnsureDatabaseExists();
DropCollection();
CreateCollection(_collectionNamespace, true);
var pipeline = new[] { BsonDocument.Parse("{ $match : { operationType : \"update\" } }") };
var resultSerializer = new ChangeStreamDocumentSerializer <BsonDocument>(BsonDocumentSerializer.Instance);
var messageEncoderSettings = new MessageEncoderSettings();
var subject = new ChangeStreamOperation <ChangeStreamDocument <BsonDocument> >(_collectionNamespace, pipeline, resultSerializer, messageEncoderSettings);
subject.FullDocument = fullDocument;
subject.FullDocumentBeforeChange = fullDocumentBeforeChange;
var validateFullDocument = fullDocument != ChangeStreamFullDocumentOption.Default;
Insert("{ _id : 1, x : 1 }");
using (var cursor = ExecuteOperation(subject, async))
using (var enumerator = new AsyncCursorEnumerator <ChangeStreamDocument <BsonDocument> >(cursor, CancellationToken.None))
{
Update("{ _id : 1 }", "{ $set : { x : 2 } }");
enumerator.MoveNext().Should().BeTrue();
var change = enumerator.Current;
change.OperationType.Should().Be(ChangeStreamOperationType.Update);
change.CollectionNamespace.Should().Be(_collectionNamespace);
change.DocumentKey.Should().Be("{ _id : 1 }");
change.FullDocumentBeforeChange.Should().Be("{ _id : 1, x : 1 }");
change.RenameTo.Should().BeNull();
change.ResumeToken.Should().NotBeNull();
change.UpdateDescription.RemovedFields.Should().BeEmpty();
change.UpdateDescription.UpdatedFields.Should().Be("{ x : 2 }");
if (validateFullDocument)
{
change.FullDocument.Should().Be("{ _id : 1, x : 2 }");
}
}
}
