private Fact GetAggregateFact(object aggregate, object previous = null)
{
if (!_aggregateFactMap.TryGetValue(previous ?? aggregate, out var fact))
{
throw new InvalidOperationException(
$"Fact for aggregate object does not exist. AggregatorTye={_aggregator.GetType()}, FactType={aggregate.GetType()}");
}
if (!ReferenceEquals(fact.RawObject, aggregate))
{
_aggregateFactMap.Remove(fact.RawObject);
fact.RawObject = aggregate;
_aggregateFactMap.Add(fact.RawObject, fact);
}
return(fact);
}
private Fact GetAggregateFact(AggregationResult result)
{
if (!_aggregateFactMap.TryGetValue(result.Previous ?? result.Aggregate, out var fact))
{
throw new InvalidOperationException(
$"Fact for aggregate object does not exist. AggregatorTye={_aggregator.GetType()}, FactType={result.Aggregate.GetType()}");
}
fact.Source = new AggregateFactSource(result.Source);
if (!ReferenceEquals(fact.RawObject, result.Aggregate))
{
_aggregateFactMap.Remove(fact.RawObject);
fact.RawObject = result.Aggregate;
_aggregateFactMap.Add(fact.RawObject, fact);
}
return(fact);
}
private void AggregatorBaseBehaviors(IAggregator aggregator, bool requiresColumns = true)
{
// Verify ToString returns the aggregator type, which matches the start of the class name
string name = aggregator.ToString();
Assert.AreEqual(aggregator.GetType().Name.ToLowerInvariant(), (name + "aggregator").ToLowerInvariant());
// Verify Merge throws if the values are null
Verify.Exception <ArgumentNullException>(() => aggregator.Merge(null, null));
// Verify Aggregate throws if the matches or columns are null
Verify.Exception <ArgumentNullException>(() => aggregator.Aggregate(null, null, new IUntypedColumn[1] {
ColumnFactory.Build(new ColumnDetails("ID", "int", null), 100)
}));
if (requiresColumns)
{
ShortSet sample = new ShortSet(100);
sample.Or(new ushort[] { 1, 2, 3 });
Verify.Exception <ArgumentException>(() => aggregator.Aggregate(null, sample, null));
}
}
