public void testScoresEqualForPositiveAndNegative(SignificanceHeuristicBuilder heuristic)
throws Exception {
// check that results for both classes are the same with exclude negatives = false and classes
// are routing ids
SearchResponse response =
client()
.prepareSearch("test")
.addAggregation(
new TermsBuilder("class")
.field("class")
.subAggregation(
new SignificantTermsBuilder("mySignificantTerms")
.field("text")
.executionHint(randomExecutionHint())
.significanceHeuristic(heuristic)
.minDocCount(1)
.shardSize(1000)
.size(1000)))
.execute()
.actionGet();
assertSearchResponse(response);
StringTerms classes = (StringTerms) response.getAggregations().get("class");
assertThat(classes.getBuckets().size(), equalTo(2));
Iterator<Terms.Bucket> classBuckets = classes.getBuckets().iterator();
Collection<SignificantTerms.Bucket> classA =
((SignificantTerms) classBuckets.next().getAggregations().get("mySignificantTerms"))
.getBuckets();
Iterator<SignificantTerms.Bucket> classBBucketIterator =
((SignificantTerms) classBuckets.next().getAggregations().get("mySignificantTerms"))
.getBuckets()
.iterator();
assertThat(classA.size(), greaterThan(0));
for (SignificantTerms.Bucket classABucket : classA) {
SignificantTerms.Bucket classBBucket = classBBucketIterator.next();
assertThat(classABucket.getKey(), equalTo(classBBucket.getKey()));
assertThat(
classABucket.getSignificanceScore(), closeTo(classBBucket.getSignificanceScore(), 1.e-5));
}
}
public void testScriptScore() throws ExecutionException, InterruptedException, IOException {
indexRandomFrequencies01(randomBoolean() ? "string" : "long");
ScriptHeuristic.ScriptHeuristicBuilder scriptHeuristicBuilder =
getScriptSignificanceHeuristicBuilder();
ensureYellow();
SearchResponse response =
client()
.prepareSearch(INDEX_NAME)
.addAggregation(
new TermsBuilder("class")
.field(CLASS_FIELD)
.subAggregation(
new SignificantTermsBuilder("mySignificantTerms")
.field(TEXT_FIELD)
.executionHint(randomExecutionHint())
.significanceHeuristic(scriptHeuristicBuilder)
.minDocCount(1)
.shardSize(2)
.size(2)))
.execute()
.actionGet();
assertSearchResponse(response);
for (Terms.Bucket classBucket :
((Terms) response.getAggregations().get("class")).getBuckets()) {
for (SignificantTerms.Bucket bucket :
((SignificantTerms) classBucket.getAggregations().get("mySignificantTerms"))
.getBuckets()) {
assertThat(
bucket.getSignificanceScore(),
is(
(double) bucket.getSubsetDf()
+ bucket.getSubsetSize()
+ bucket.getSupersetDf()
+ bucket.getSupersetSize()));
}
}
}
public void testPlugin() throws Exception {
String type = randomBoolean() ? "string" : "long";
String settings = "{\"index.number_of_shards\": 1, \"index.number_of_replicas\": 0}";
SharedSignificantTermsTestMethods.index01Docs(type, settings, this);
SearchResponse response =
client()
.prepareSearch(INDEX_NAME)
.setTypes(DOC_TYPE)
.addAggregation(
new TermsBuilder("class")
.field(CLASS_FIELD)
.subAggregation(
(new SignificantTermsBuilder("sig_terms"))
.field(TEXT_FIELD)
.significanceHeuristic(new SimpleHeuristic.SimpleHeuristicBuilder())
.minDocCount(1)))
.execute()
.actionGet();
assertSearchResponse(response);
StringTerms classes = (StringTerms) response.getAggregations().get("class");
assertThat(classes.getBuckets().size(), equalTo(2));
for (Terms.Bucket classBucket : classes.getBuckets()) {
Map<String, Aggregation> aggs = classBucket.getAggregations().asMap();
assertTrue(aggs.containsKey("sig_terms"));
SignificantTerms agg = (SignificantTerms) aggs.get("sig_terms");
assertThat(agg.getBuckets().size(), equalTo(2));
Iterator<SignificantTerms.Bucket> bucketIterator = agg.iterator();
SignificantTerms.Bucket sigBucket = bucketIterator.next();
String term = sigBucket.getKeyAsString();
String classTerm = classBucket.getKeyAsString();
assertTrue(term.equals(classTerm));
assertThat(sigBucket.getSignificanceScore(), closeTo(2.0, 1.e-8));
sigBucket = bucketIterator.next();
assertThat(sigBucket.getSignificanceScore(), closeTo(1.0, 1.e-8));
}
// we run the same test again but this time we do not call assertSearchResponse() before the
// assertions
// the reason is that this would trigger toXContent and we would like to check that this has no
// potential side effects
response =
client()
.prepareSearch(INDEX_NAME)
.setTypes(DOC_TYPE)
.addAggregation(
new TermsBuilder("class")
.field(CLASS_FIELD)
.subAggregation(
(new SignificantTermsBuilder("sig_terms"))
.field(TEXT_FIELD)
.significanceHeuristic(new SimpleHeuristic.SimpleHeuristicBuilder())
.minDocCount(1)))
.execute()
.actionGet();
classes = (StringTerms) response.getAggregations().get("class");
assertThat(classes.getBuckets().size(), equalTo(2));
for (Terms.Bucket classBucket : classes.getBuckets()) {
Map<String, Aggregation> aggs = classBucket.getAggregations().asMap();
assertTrue(aggs.containsKey("sig_terms"));
SignificantTerms agg = (SignificantTerms) aggs.get("sig_terms");
assertThat(agg.getBuckets().size(), equalTo(2));
Iterator<SignificantTerms.Bucket> bucketIterator = agg.iterator();
SignificantTerms.Bucket sigBucket = bucketIterator.next();
String term = sigBucket.getKeyAsString();
String classTerm = classBucket.getKeyAsString();
assertTrue(term.equals(classTerm));
assertThat(sigBucket.getSignificanceScore(), closeTo(2.0, 1.e-8));
sigBucket = bucketIterator.next();
assertThat(sigBucket.getSignificanceScore(), closeTo(1.0, 1.e-8));
}
}
