// Duel between histograms and scripted terms
public void testDuelTermsHistogram() throws Exception {
createIndex("idx");
final int numDocs = scaledRandomIntBetween(500, 5000);
final int maxNumTerms = randomIntBetween(10, 2000);
final int interval = randomIntBetween(1, 100);
final Integer[] values = new Integer[maxNumTerms];
for (int i = 0; i < values.length; ++i) {
values[i] = randomInt(maxNumTerms * 3) - maxNumTerms;
}
for (int i = 0; i < numDocs; ++i) {
XContentBuilder source =
jsonBuilder().startObject().field("num", randomDouble()).startArray("values");
final int numValues = randomInt(4);
for (int j = 0; j < numValues; ++j) {
source = source.value(randomFrom(values));
}
source = source.endArray().endObject();
client().prepareIndex("idx", "type").setSource(source).execute().actionGet();
}
assertNoFailures(
client()
.admin()
.indices()
.prepareRefresh("idx")
.setIndicesOptions(IndicesOptions.lenientExpandOpen())
.execute()
.get());
SearchResponse resp =
client()
.prepareSearch("idx")
.addAggregation(
terms("terms")
.field("values")
.collectMode(randomFrom(SubAggCollectionMode.values()))
.script("floor(_value / interval)")
.param("interval", interval)
.size(maxNumTerms))
.addAggregation(histogram("histo").field("values").interval(interval))
.execute()
.actionGet();
assertSearchResponse(resp);
Terms terms = resp.getAggregations().get("terms");
assertThat(terms, notNullValue());
Histogram histo = resp.getAggregations().get("histo");
assertThat(histo, notNullValue());
assertThat(terms.getBuckets().size(), equalTo(histo.getBuckets().size()));
for (Terms.Bucket bucket : terms.getBuckets()) {
final long key = bucket.getKeyAsNumber().longValue() * interval;
final Histogram.Bucket histoBucket = histo.getBucketByKey(key);
assertEquals(bucket.getDocCount(), histoBucket.getDocCount());
}
}
@Override
public void testOrderByEmptyAggregation() throws Exception {
SearchResponse searchResponse =
client()
.prepareSearch("idx")
.setQuery(matchAllQuery())
.addAggregation(
terms("terms")
.field("value")
.order(
Terms.Order.compound(
Terms.Order.aggregation("filter>percentiles.99", true)))
.subAggregation(
filter("filter", termQuery("value", 100))
.subAggregation(
percentiles("percentiles")
.method(PercentilesMethod.TDIGEST)
.field("value"))))
.get();
assertHitCount(searchResponse, 10);
Terms terms = searchResponse.getAggregations().get("terms");
assertThat(terms, notNullValue());
List<Terms.Bucket> buckets = terms.getBuckets();
assertThat(buckets, notNullValue());
assertThat(buckets.size(), equalTo(10));
for (int i = 0; i < 10; i++) {
Terms.Bucket bucket = buckets.get(i);
assertThat(bucket, notNullValue());
assertThat(bucket.getKeyAsNumber(), equalTo((long) i + 1));
assertThat(bucket.getDocCount(), equalTo(1L));
Filter filter = bucket.getAggregations().get("filter");
assertThat(filter, notNullValue());
assertThat(filter.getDocCount(), equalTo(0L));
Percentiles percentiles = filter.getAggregations().get("percentiles");
assertThat(percentiles, notNullValue());
assertThat(percentiles.percentile(99), equalTo(Double.NaN));
}
}
@Override
public void testOrderByEmptyAggregation() throws Exception {
SearchResponse searchResponse =
client()
.prepareSearch("idx")
.setQuery(matchAllQuery())
.addAggregation(
terms("terms")
.field("value")
.order(Order.compound(Order.aggregation("filter>stats.avg", true)))
.subAggregation(
filter("filter", termQuery("value", 100))
.subAggregation(stats("stats").field("value"))))
.get();
assertHitCount(searchResponse, 10);
Terms terms = searchResponse.getAggregations().get("terms");
assertThat(terms, notNullValue());
List<Terms.Bucket> buckets = terms.getBuckets();
assertThat(buckets, notNullValue());
assertThat(buckets.size(), equalTo(10));
for (int i = 0; i < 10; i++) {
Terms.Bucket bucket = buckets.get(i);
assertThat(bucket, notNullValue());
assertThat(bucket.getKeyAsNumber(), equalTo((long) i + 1));
assertThat(bucket.getDocCount(), equalTo(1L));
Filter filter = bucket.getAggregations().get("filter");
assertThat(filter, notNullValue());
assertThat(filter.getDocCount(), equalTo(0L));
Stats stats = filter.getAggregations().get("stats");
assertThat(stats, notNullValue());
assertThat(stats.getMin(), equalTo(Double.POSITIVE_INFINITY));
assertThat(stats.getMax(), equalTo(Double.NEGATIVE_INFINITY));
assertThat(stats.getAvg(), equalTo(Double.NaN));
assertThat(stats.getSum(), equalTo(0.0));
assertThat(stats.getCount(), equalTo(0L));
}
}