public async Task MapReduceAsync_with_collection_output_mode_should_execute_the_MapReduceOperation()
{
var filter = new BsonDocument("filter", 1);
var scope = new BsonDocument("test", 3);
var sort = new BsonDocument("sort", 1);
var options = new MapReduceOptions <BsonDocument>
{
Filter = new BsonDocument("filter", 1),
Finalize = "finalizer",
JavaScriptMode = true,
Limit = 10,
MaxTime = TimeSpan.FromMinutes(2),
OutputOptions = MapReduceOutputOptions.Replace("awesome", "otherDB", true),
Scope = scope,
Sort = sort,
Verbose = true
};
var result = await _subject.MapReduceAsync("map", "reduce", options);
var call = _operationExecutor.GetWriteCall <BsonDocument>();
call.Operation.Should().BeOfType <MapReduceOutputToCollectionOperation>();
var operation = (MapReduceOutputToCollectionOperation)call.Operation;
operation.CollectionNamespace.FullName.Should().Be("foo.bar");
operation.Filter.Should().Be(filter);
operation.FinalizeFunction.Should().Be(options.Finalize);
operation.JavaScriptMode.Should().Be(options.JavaScriptMode);
operation.Limit.Should().Be(options.Limit);
operation.MapFunction.Should().Be(new BsonJavaScript("map"));
operation.MaxTime.Should().Be(options.MaxTime);
operation.NonAtomicOutput.Should().NotHaveValue();
operation.OutputCollectionNamespace.Should().Be(CollectionNamespace.FromFullName("otherDB.awesome"));
operation.OutputMode.Should().Be(Core.Operations.MapReduceOutputMode.Replace);
operation.ReduceFunction.Should().Be(new BsonJavaScript("reduce"));
operation.Scope.Should().Be(scope);
operation.ShardedOutput.Should().Be(true);
operation.Sort.Should().Be(sort);
operation.Verbose.Should().Be(options.Verbose);
}
private MapReduceOutputToCollectionOperation CreateMapReduceOutputToCollectionOperation <TResult>(BsonJavaScript map, BsonJavaScript reduce, MapReduceOptions <TDocument, TResult> options, MapReduceOutputOptions outputOptions)
{
var collectionOutputOptions = (MapReduceOutputOptions.CollectionOutput)outputOptions;
var databaseNamespace = collectionOutputOptions.DatabaseName == null ?
_collectionNamespace.DatabaseNamespace :
new DatabaseNamespace(collectionOutputOptions.DatabaseName);
var outputCollectionNamespace = new CollectionNamespace(databaseNamespace, collectionOutputOptions.CollectionName);
return(new MapReduceOutputToCollectionOperation(
_collectionNamespace,
outputCollectionNamespace,
map,
reduce,
_messageEncoderSettings)
{
BypassDocumentValidation = options.BypassDocumentValidation,
Collation = options.Collation,
Filter = options.Filter == null ? null : options.Filter.Render(_documentSerializer, _settings.SerializerRegistry),
FinalizeFunction = options.Finalize,
JavaScriptMode = options.JavaScriptMode,
Limit = options.Limit,
MaxTime = options.MaxTime,
NonAtomicOutput = collectionOutputOptions.NonAtomic,
Scope = options.Scope,
OutputMode = collectionOutputOptions.OutputMode,
ShardedOutput = collectionOutputOptions.Sharded,
Sort = options.Sort == null ? null : options.Sort.Render(_documentSerializer, _settings.SerializerRegistry),
Verbose = options.Verbose,
WriteConcern = _settings.WriteConcern
});
}