// https://github.com/elasticsearch/elasticsearch/issues/6435
public void testReduce() throws Exception {
createIndex("idx");
final int value = randomIntBetween(0, 10);
indexRandom(true, client().prepareIndex("idx", "type").setSource("f", value));
ensureYellow("idx"); // only one document let's make sure all shards have an active primary
SearchResponse response =
client()
.prepareSearch("idx")
.addAggregation(
filter("filter")
.filter(FilterBuilders.matchAllFilter())
.subAggregation(
range("range")
.field("f")
.addUnboundedTo(6)
.addUnboundedFrom(6)
.subAggregation(sum("sum").field("f"))))
.execute()
.actionGet();
assertSearchResponse(response);
Filter filter = response.getAggregations().get("filter");
assertNotNull(filter);
assertEquals(1, filter.getDocCount());
Range range = filter.getAggregations().get("range");
assertThat(range, notNullValue());
assertThat(range.getName(), equalTo("range"));
assertThat(range.getBuckets().size(), equalTo(2));
Range.Bucket bucket = range.getBucketByKey("*-6.0");
assertThat(bucket, notNullValue());
assertThat(bucket.getKey(), equalTo("*-6.0"));
assertThat(bucket.getFrom().doubleValue(), equalTo(Double.NEGATIVE_INFINITY));
assertThat(bucket.getTo().doubleValue(), equalTo(6.0));
assertThat(bucket.getDocCount(), equalTo(value < 6 ? 1L : 0L));
Sum sum = bucket.getAggregations().get("sum");
assertEquals(value < 6 ? value : 0, sum.getValue(), 0d);
bucket = range.getBucketByKey("6.0-*");
assertThat(bucket, notNullValue());
assertThat(bucket.getKey(), equalTo("6.0-*"));
assertThat(bucket.getFrom().doubleValue(), equalTo(6.0));
assertThat(bucket.getTo().doubleValue(), equalTo(Double.POSITIVE_INFINITY));
assertThat(bucket.getDocCount(), equalTo(value >= 6 ? 1L : 0L));
sum = bucket.getAggregations().get("sum");
assertEquals(value >= 6 ? value : 0, sum.getValue(), 0d);
}
// Make sure that unordered, reversed, disjoint and/or overlapping ranges are supported
// Duel with filters
public void testRandomRanges() throws Exception {
final int numDocs = scaledRandomIntBetween(500, 5000);
final double[][] docs = new double[numDocs][];
for (int i = 0; i < numDocs; ++i) {
final int numValues = randomInt(5);
docs[i] = new double[numValues];
for (int j = 0; j < numValues; ++j) {
docs[i][j] = randomDouble() * 100;
}
}
createIndex("idx");
for (int i = 0; i < docs.length; ++i) {
XContentBuilder source = jsonBuilder().startObject().startArray("values");
for (int j = 0; j < docs[i].length; ++j) {
source = source.value(docs[i][j]);
}
source = source.endArray().endObject();
client().prepareIndex("idx", "type").setSource(source).execute().actionGet();
}
assertNoFailures(
client()
.admin()
.indices()
.prepareRefresh("idx")
.setIndicesOptions(IndicesOptions.lenientExpandOpen())
.execute()
.get());
final int numRanges = randomIntBetween(1, 20);
final double[][] ranges = new double[numRanges][];
for (int i = 0; i < ranges.length; ++i) {
switch (randomInt(2)) {
case 0:
ranges[i] = new double[] {Double.NEGATIVE_INFINITY, randomInt(100)};
break;
case 1:
ranges[i] = new double[] {randomInt(100), Double.POSITIVE_INFINITY};
break;
case 2:
ranges[i] = new double[] {randomInt(100), randomInt(100)};
break;
default:
throw new AssertionError();
}
}
RangeBuilder query = range("range").field("values");
for (int i = 0; i < ranges.length; ++i) {
String key = Integer.toString(i);
if (ranges[i][0] == Double.NEGATIVE_INFINITY) {
query.addUnboundedTo(key, ranges[i][1]);
} else if (ranges[i][1] == Double.POSITIVE_INFINITY) {
query.addUnboundedFrom(key, ranges[i][0]);
} else {
query.addRange(key, ranges[i][0], ranges[i][1]);
}
}
SearchRequestBuilder reqBuilder = client().prepareSearch("idx").addAggregation(query);
for (int i = 0; i < ranges.length; ++i) {
RangeFilterBuilder filter = FilterBuilders.rangeFilter("values");
if (ranges[i][0] != Double.NEGATIVE_INFINITY) {
filter = filter.from(ranges[i][0]);
}
if (ranges[i][1] != Double.POSITIVE_INFINITY) {
filter = filter.to(ranges[i][1]);
}
reqBuilder = reqBuilder.addAggregation(filter("filter" + i).filter(filter));
}
SearchResponse resp = reqBuilder.execute().actionGet();
Range range = resp.getAggregations().get("range");
for (int i = 0; i < ranges.length; ++i) {
long count = 0;
for (double[] values : docs) {
for (double value : values) {
if (value >= ranges[i][0] && value < ranges[i][1]) {
++count;
break;
}
}
}
final Range.Bucket bucket = range.getBucketByKey(Integer.toString(i));
assertEquals(bucket.getKey(), count, bucket.getDocCount());
final Filter filter = resp.getAggregations().get("filter" + i);
assertThat(filter.getDocCount(), equalTo(count));
}
}