public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer) { // Write aggregators as the ToString form IAggregator aggregator = (IAggregator)value; writer.WriteValue(aggregator.ToString()); }
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)); } }