public void PASS_Create()
{
HistogramAggregate agg = new HistogramAggregate("name", "field", 50);
Assert.IsNotNull(agg);
Assert.AreEqual("name", agg.Name);
Assert.AreEqual("field", agg.Field);
Assert.AreEqual((int)50, Convert.ToInt32(agg.Interval));
}
public void PASS_Serialize()
{
HistogramAggregate agg = new HistogramAggregate("name", "field", 50)
{
MinimumDocumentCount = 2,
AreBucketsKeyed = true
};
string json = JsonConvert.SerializeObject(agg);
Assert.IsNotNull(json);
string expectedJson = "{\"name\":{\"histogram\":{\"field\":\"field\",\"interval\":50.0,\"min_doc_count\":2,\"keyed\":true}}}";
Assert.AreEqual(expectedJson, json);
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
Dictionary<string, object> wholeDict = serializer.Deserialize<Dictionary<string, object>>(reader);
Dictionary<string, object> aggDict = JsonConvert.DeserializeObject<Dictionary<string, object>>(wholeDict.First().Value.ToString());
Dictionary<string, object> fieldDict = JsonConvert.DeserializeObject<Dictionary<string, object>>(aggDict.GetString(AggregationTypeEnum.Histogram.ToString()));
string aggName = wholeDict.First().Key;
string field = fieldDict.GetStringOrDefault(_FIELD);
Script script = fieldDict.DeserializeObject<Script>();
Double interval = fieldDict.GetDouble(_INTERVAL);
HistogramAggregate agg = new HistogramAggregate(
wholeDict.First().Key,
fieldDict.GetStringOrDefault(_FIELD),
fieldDict.GetDouble(_INTERVAL));
if (!string.IsNullOrWhiteSpace(field) && script != null)
agg = new HistogramAggregate(aggName, field, script, interval);
else if (!string.IsNullOrWhiteSpace(field))
agg = new HistogramAggregate(aggName, field, interval);
else if (script != null)
agg = new HistogramAggregate(aggName, script, interval);
else
throw new RequiredPropertyMissingException(_FIELD + "/" + Script.SCRIPT);
agg.MinimumDocumentCount = fieldDict.GetInt32(_MINIMUM_DOCUMENT_COUNT, _MINIMUM_DOCUMENT_COUNT_DEFAULT);
if (fieldDict.ContainsKey(_ORDER))
{
Dictionary<string, object> orderDict = JsonConvert.DeserializeObject<Dictionary<string, object>>(fieldDict.GetString(_ORDER));
if (orderDict.Count != 1)
throw new Exception("The order parameter must be a dictionary of one key value pair.");
agg.SortValue = orderDict.First().Key;
agg.SortOrder = SortOrderEnum.Find(orderDict.First().Value.ToString());
}
agg.AreBucketsKeyed = fieldDict.GetBool(_KEYED, _KEYED_DEFAULT);
agg.SubAggregations = BucketAggregationBase.DeserializeSubAggregations(aggDict);
return agg;
}
