@Test
public void reverseAnotherNestedGroupByOnNestedFieldWithFilterTestWithReverseNestedNoPath()
throws Exception {
Aggregations result =
query(
String.format(
"SELECT COUNT(*) FROM %s/nestedType GROUP BY nested(message.info),filter('myFilter',message.info = 'a'),reverse_nested(comment.data,'~comment')",
TEST_INDEX));
InternalNested nested = result.get("message.info@NESTED");
InternalFilter filter = nested.getAggregations().get("myFilter@FILTER");
Terms infos = filter.getAggregations().get("message.info");
Assert.assertEquals(1, infos.getBuckets().size());
for (Terms.Bucket bucket : infos.getBuckets()) {
InternalReverseNested reverseNested =
bucket.getAggregations().get("comment.data@NESTED_REVERSED");
InternalNested innerNested = reverseNested.getAggregations().get("comment.data@NESTED");
Terms terms = innerNested.getAggregations().get("comment.data");
Terms.Bucket internalBucket = terms.getBuckets().get(0);
long count = ((ValueCount) internalBucket.getAggregations().get("COUNT(*)")).getValue();
String key = internalBucket.getKey();
if (key.equalsIgnoreCase("ab")) {
Assert.assertEquals(2, count);
} else {
throw new Exception(String.format("Unexpected key. expected: only a . found: %s", key));
}
}
}
@Test
public void sumOnNestedField() throws Exception {
Aggregations result =
query(
String.format(
"SELECT sum(nested(message.dayOfWeek)) as sumDays FROM %s/nestedType", TEST_INDEX));
InternalNested nested = result.get("message.dayOfWeek@NESTED");
Sum sum = nested.getAggregations().get("sumDays");
Assert.assertEquals(13.0, sum.getValue(), 0.0001);
}
@Test
public void minOnNestedField() throws Exception {
Aggregations result =
query(
String.format(
"SELECT min(nested(message.dayOfWeek)) as minDays FROM %s/nestedType", TEST_INDEX));
InternalNested nested = result.get("message.dayOfWeek@NESTED");
Min mins = nested.getAggregations().get("minDays");
Assert.assertEquals(1.0, mins.getValue(), 0.0001);
}
@Test
public void reverseAnotherNestedGroupByOnNestedFieldWithFilterAndSumOnReverseNestedField()
throws Exception {
Aggregations result =
query(
String.format(
"SELECT sum(reverse_nested(comment.likes,'~comment')) bla FROM %s/nestedType GROUP BY nested(message.info),filter('myFilter',message.info = 'a')",
TEST_INDEX));
InternalNested nested = result.get("message.info@NESTED");
InternalFilter filter = nested.getAggregations().get("myFilter@FILTER");
Terms infos = filter.getAggregations().get("message.info");
Assert.assertEquals(1, infos.getBuckets().size());
for (Terms.Bucket bucket : infos.getBuckets()) {
InternalReverseNested reverseNested =
bucket.getAggregations().get("comment.likes@NESTED_REVERSED");
InternalNested innerNested = reverseNested.getAggregations().get("comment.likes@NESTED");
InternalSum sum = innerNested.getAggregations().get("bla");
Assert.assertEquals(4.0, sum.getValue(), 0.000001);
}
}
@Test
public void reverseAnotherNestedGroupByOnNestedFieldWithFilterTestWithReverseNestedOnHistogram()
throws Exception {
Aggregations result =
query(
String.format(
"SELECT COUNT(*) FROM %s/nestedType GROUP BY nested(message.info),filter('myFilter',message.info = 'a'),histogram('field'='comment.likes','reverse_nested'='~comment','interval'='2' , 'alias' = 'someAlias' )",
TEST_INDEX));
InternalNested nested = result.get("message.info@NESTED");
InternalFilter filter = nested.getAggregations().get("myFilter@FILTER");
Terms infos = filter.getAggregations().get("message.info");
Assert.assertEquals(1, infos.getBuckets().size());
for (Terms.Bucket bucket : infos.getBuckets()) {
InternalReverseNested reverseNested =
bucket.getAggregations().get("~comment@NESTED_REVERSED");
InternalNested innerNested = reverseNested.getAggregations().get("~comment@NESTED");
InternalHistogram histogram = innerNested.getAggregations().get("someAlias");
Assert.assertEquals(2, histogram.getBuckets().size());
}
}
@Test
public void histogramOnNestedField() throws Exception {
Aggregations result =
query(
String.format(
"select count(*) from %s/nestedType group by histogram('field'='message.dayOfWeek','nested'='message','interval'='2' , 'alias' = 'someAlias' )",
TEST_INDEX));
InternalNested nested = result.get("message@NESTED");
Histogram histogram = nested.getAggregations().get("someAlias");
for (Histogram.Bucket bucket : histogram.getBuckets()) {
long count = ((ValueCount) bucket.getAggregations().get("COUNT(*)")).getValue();
if (bucket.getKey().equals("0") || bucket.getKey().equals("4")) {
Assert.assertEquals(2, count);
} else if (bucket.getKey().equals("2")) {
Assert.assertEquals(1, count);
} else {
Assert.assertTrue("only 0 2 4 keys are allowed got:" + bucket.getKey(), false);
}
}
}
@Test
public void groupByOnNestedFieldWithFilterTest() throws Exception {
Aggregations result =
query(
String.format(
"SELECT COUNT(*) FROM %s/nestedType GROUP BY nested(message.info),filter('myFilter',message.info = 'a')",
TEST_INDEX));
InternalNested nested = result.get("message.info@NESTED");
InternalFilter filter = nested.getAggregations().get("myFilter@FILTER");
Terms infos = filter.getAggregations().get("message.info");
Assert.assertEquals(1, infos.getBuckets().size());
for (Terms.Bucket bucket : infos.getBuckets()) {
String key = bucket.getKey();
long count = ((ValueCount) bucket.getAggregations().get("COUNT(*)")).getValue();
if (key.equalsIgnoreCase("a")) {
Assert.assertEquals(2, count);
} else {
throw new Exception(String.format("Unexpected key. expected: only a . found: %s", key));
}
}
}