public void BucketAuto_with_granularity_should_add_expected_stage()
{
var collection = __database.GetCollection <BsonDocument>(__collectionNamespace.CollectionName);
var subject = collection.Aggregate();
var groupBy = (AggregateExpressionDefinition <BsonDocument, BsonValue>) "$_id";
var buckets = 4;
var options = new AggregateBucketAutoOptions {
Granularity = AggregateBucketAutoGranularity.PowersOf2
};
var result = subject.BucketAuto(groupBy, buckets, options);
var stage = result.Stages.Single();
var renderedStage = stage.Render(BsonDocumentSerializer.Instance, BsonSerializer.SerializerRegistry);
renderedStage.Document.Should().Be("{ $bucketAuto : { groupBy : \"$_id\", buckets : 4, granularity : 'POWERSOF2' } }");
}
public void BucketAuto_with_granularity_should_return_expected_result()
{
RequireServer.Check().Supports(Feature.AggregateBucketStage);
EnsureTestData();
var collection = __database.GetCollection <BsonDocument>(__collectionNamespace.CollectionName);
var subject = collection.Aggregate();
var groupBy = (AggregateExpressionDefinition <BsonDocument, double>) "$_id";
var buckets = 4;
var options = new AggregateBucketAutoOptions {
Granularity = AggregateBucketAutoGranularity.PowersOf2
};
var result = subject.BucketAuto(groupBy, buckets, options).ToList();
var comparer = AggregateBucketAutoResultEqualityComparer <double> .Instance;
result.WithComparer(comparer).Should().Equal(
new AggregateBucketAutoResult <double>(0.5, 2.0, 1),
new AggregateBucketAutoResult <double>(2.0, 4.0, 2),
new AggregateBucketAutoResult <double>(4.0, 8.0, 1));
}
public IAggregateFluent <TNewResult> BucketAuto <TValue, TNewResult>(AggregateExpressionDefinition <BsonDocument, TValue> groupBy, int buckets, ProjectionDefinition <BsonDocument, TNewResult> output, AggregateBucketAutoOptions options = null)
{
return(BlockProvider.BucketAuto <TValue, TNewResult>(groupBy, buckets, output, options));
}
public IAggregateFluent <AggregateBucketAutoResult <TValue> > BucketAuto <TValue>(AggregateExpressionDefinition <BsonDocument, TValue> groupBy, int buckets, AggregateBucketAutoOptions options = null)
{
return(BlockProvider.BucketAuto <TValue>(groupBy, buckets, options));
}
public void BucketAuto_with_granularity_should_return_expected_result()
{
RequireServer.Check().Supports(Feature.AggregateBucketStage);
EnsureTestData();
var collection = __database.GetCollection<BsonDocument>(__collectionNamespace.CollectionName);
var subject = collection.Aggregate();
var groupBy = (AggregateExpressionDefinition<BsonDocument, double>)"$_id";
var buckets = 4;
var options = new AggregateBucketAutoOptions { Granularity = AggregateBucketAutoGranularity.PowersOf2 };
var result = subject.BucketAuto(groupBy, buckets, options).ToList();
var comparer = AggregateBucketAutoResultEqualityComparer<double>.Instance;
result.WithComparer(comparer).Should().Equal(
new AggregateBucketAutoResult<double>(0.5, 2.0, 1),
new AggregateBucketAutoResult<double>(2.0, 4.0, 2),
new AggregateBucketAutoResult<double>(4.0, 8.0, 1));
}
public void BucketAuto_with_granularity_should_add_expected_stage()
{
var collection = __database.GetCollection<BsonDocument>(__collectionNamespace.CollectionName);
var subject = collection.Aggregate();
var groupBy = (AggregateExpressionDefinition<BsonDocument, BsonValue>)"$_id";
var buckets = 4;
var options = new AggregateBucketAutoOptions { Granularity = AggregateBucketAutoGranularity.PowersOf2 };
var result = subject.BucketAuto(groupBy, buckets, options);
var stage = result.Stages.Single();
var renderedStage = stage.Render(BsonDocumentSerializer.Instance, BsonSerializer.SerializerRegistry);
renderedStage.Document.Should().Be("{ $bucketAuto : { groupBy : \"$_id\", buckets : 4, granularity : 'POWERSOF2' } }");
}
