/*
* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch licenses this file to you under
* the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.search.functionscore;
import org.elasticsearch.Version;
import org.elasticsearch.action.ActionFuture;
import org.elasticsearch.action.index.IndexRequestBuilder;
import org.elasticsearch.action.search.SearchPhaseExecutionException;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.action.search.SearchType;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.common.geo.GeoPoint;
import org.elasticsearch.common.lucene.search.function.CombineFunction;
import org.elasticsearch.common.lucene.search.function.FiltersFunctionScoreQuery;
import org.elasticsearch.common.lucene.search.function.FiltersFunctionScoreQuery.ScoreMode;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.index.query.QueryBuilder;
import org.elasticsearch.index.query.QueryBuilders;
import org.elasticsearch.index.query.functionscore.FunctionScoreQueryBuilder;
import org.elasticsearch.index.query.functionscore.FunctionScoreQueryBuilder.FilterFunctionBuilder;
import org.elasticsearch.index.query.functionscore.ScoreFunctionBuilders;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.search.MultiValueMode;
import org.elasticsearch.search.SearchHits;
import org.elasticsearch.test.ESIntegTestCase;
import org.elasticsearch.test.InternalSettingsPlugin;
import org.elasticsearch.test.VersionUtils;
import org.joda.time.DateTime;
import org.joda.time.DateTimeZone;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Locale;
import static org.elasticsearch.action.support.WriteRequest.RefreshPolicy.IMMEDIATE;
import static org.elasticsearch.client.Requests.indexRequest;
import static org.elasticsearch.client.Requests.searchRequest;
import static org.elasticsearch.common.xcontent.XContentFactory.jsonBuilder;
import static org.elasticsearch.index.query.QueryBuilders.constantScoreQuery;
import static org.elasticsearch.index.query.QueryBuilders.functionScoreQuery;
import static org.elasticsearch.index.query.QueryBuilders.termQuery;
import static org.elasticsearch.index.query.functionscore.ScoreFunctionBuilders.exponentialDecayFunction;
import static org.elasticsearch.index.query.functionscore.ScoreFunctionBuilders.gaussDecayFunction;
import static org.elasticsearch.index.query.functionscore.ScoreFunctionBuilders.linearDecayFunction;
import static org.elasticsearch.search.builder.SearchSourceBuilder.searchSource;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertNoFailures;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertOrderedSearchHits;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertSearchHits;
import static org.hamcrest.Matchers.anyOf;
import static org.hamcrest.Matchers.closeTo;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.isOneOf;
import static org.hamcrest.Matchers.lessThan;
public class DecayFunctionScoreIT extends ESIntegTestCase {
@Override
protected Collection<Class<? extends Plugin>> nodePlugins() {
return Arrays.asList(InternalSettingsPlugin.class); // uses index.version.created
}
private final QueryBuilder baseQuery = constantScoreQuery(termQuery("test", "value"));
public void testDistanceScoreGeoLinGaussExp() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject().startObject("type1").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("loc").field("type", "geo_point").endObject().endObject().endObject().endObject()));
List<IndexRequestBuilder> indexBuilders = new ArrayList<>();
indexBuilders.add(client().prepareIndex()
.setType("type1")
.setId("1")
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").startObject("loc").field("lat", 10).field("lon", 20).endObject()
.endObject()));
indexBuilders.add(client().prepareIndex()
.setType("type1")
.setId("2")
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").startObject("loc").field("lat", 11).field("lon", 22).endObject()
.endObject()));
int numDummyDocs = 20;
for (int i = 1; i <= numDummyDocs; i++) {
indexBuilders.add(client().prepareIndex()
.setType("type1")
.setId(Integer.toString(i + 3))
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").startObject("loc").field("lat", 11 + i).field("lon", 22 + i)
.endObject().endObject()));
}
indexRandom(true, indexBuilders);
// Test Gauss
List<Float> lonlat = new ArrayList<>();
lonlat.add(20f);
lonlat.add(11f);
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(baseQuery)));
SearchResponse sr = response.actionGet();
SearchHits sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("loc", lonlat, "1000km")))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat(sh.getAt(1).getId(), equalTo("2"));
// Test Exp
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(baseQuery)));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, linearDecayFunction("loc", lonlat, "1000km")))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat(sh.getAt(1).getId(), equalTo("2"));
// Test Lin
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(baseQuery)));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, exponentialDecayFunction("loc", lonlat, "1000km")))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat(sh.getAt(1).getId(), equalTo("2"));
}
public void testDistanceScoreGeoLinGaussExpWithOffset() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject().startObject("type1").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("num").field("type", "double").endObject().endObject().endObject().endObject()));
// add tw docs within offset
List<IndexRequestBuilder> indexBuilders = new ArrayList<>();
indexBuilders.add(client().prepareIndex().setType("type1").setId("1").setIndex("test")
.setSource(jsonBuilder().startObject().field("test", "value").field("num", 0.5).endObject()));
indexBuilders.add(client().prepareIndex().setType("type1").setId("2").setIndex("test")
.setSource(jsonBuilder().startObject().field("test", "value").field("num", 1.7).endObject()));
// add docs outside offset
int numDummyDocs = 20;
for (int i = 0; i < numDummyDocs; i++) {
indexBuilders.add(client().prepareIndex().setType("type1").setId(Integer.toString(i + 3)).setIndex("test")
.setSource(jsonBuilder().startObject().field("test", "value").field("num", 3.0 + i).endObject()));
}
indexRandom(true, indexBuilders);
// Test Gauss
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource()
.size(numDummyDocs + 2)
.query(functionScoreQuery(termQuery("test", "value"), gaussDecayFunction("num", 1.0, 5.0, 1.0))
.boostMode(CombineFunction.REPLACE))));
SearchResponse sr = response.actionGet();
SearchHits sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
assertThat(sh.getAt(0).getId(), anyOf(equalTo("1"), equalTo("2")));
assertThat(sh.getAt(1).getId(), anyOf(equalTo("1"), equalTo("2")));
assertThat(sh.getAt(1).getScore(), equalTo(sh.getAt(0).getScore()));
for (int i = 0; i < numDummyDocs; i++) {
assertThat(sh.getAt(i + 2).getId(), equalTo(Integer.toString(i + 3)));
}
// Test Exp
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource()
.size(numDummyDocs + 2)
.query(functionScoreQuery(termQuery("test", "value"),
exponentialDecayFunction("num", 1.0, 5.0, 1.0)).boostMode(
CombineFunction.REPLACE))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
assertThat(sh.getAt(0).getId(), anyOf(equalTo("1"), equalTo("2")));
assertThat(sh.getAt(1).getId(), anyOf(equalTo("1"), equalTo("2")));
assertThat(sh.getAt(1).getScore(), equalTo(sh.getAt(0).getScore()));
for (int i = 0; i < numDummyDocs; i++) {
assertThat(sh.getAt(i + 2).getId(), equalTo(Integer.toString(i + 3)));
}
// Test Lin
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource()
.size(numDummyDocs + 2)
.query(functionScoreQuery(termQuery("test", "value"), linearDecayFunction("num", 1.0, 20.0, 1.0))
.boostMode(CombineFunction.REPLACE))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (numDummyDocs + 2)));
assertThat(sh.getAt(0).getId(), anyOf(equalTo("1"), equalTo("2")));
assertThat(sh.getAt(1).getId(), anyOf(equalTo("1"), equalTo("2")));
assertThat(sh.getAt(1).getScore(), equalTo(sh.getAt(0).getScore()));
}
public void testBoostModeSettingWorks() throws Exception {
Settings settings = Settings.builder().put(IndexMetaData.INDEX_NUMBER_OF_SHARDS_SETTING.getKey(), 1).build();
assertAcked(prepareCreate("test").setSettings(settings)
.addMapping(
"type1",
jsonBuilder()
.startObject()
.startObject("type1")
.startObject("properties")
.startObject("test").field("type", "text").endObject()
.startObject("loc").field("type", "geo_point").endObject()
.endObject()
.endObject()
.endObject()));
List<IndexRequestBuilder> indexBuilders = new ArrayList<>();
indexBuilders.add(client().prepareIndex()
.setType("type1")
.setId("1")
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").startObject("loc").field("lat", 11).field("lon", 21).endObject()
.endObject()));
indexBuilders.add(client().prepareIndex()
.setType("type1")
.setId("2")
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value value").startObject("loc").field("lat", 11).field("lon", 20)
.endObject().endObject()));
indexRandom(true, false, indexBuilders); // force no dummy docs
// Test Gauss
List<Float> lonlat = new ArrayList<>();
lonlat.add(20f);
lonlat.add(11f);
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(termQuery("test", "value"), gaussDecayFunction("loc", lonlat, "1000km")).boostMode(
CombineFunction.MULTIPLY))));
SearchResponse sr = response.actionGet();
SearchHits sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (2)));
assertThat(sh.getAt(0).getId(), isOneOf("1"));
assertThat(sh.getAt(1).getId(), equalTo("2"));
// Test Exp
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(termQuery("test", "value"), gaussDecayFunction("loc", lonlat, "1000km")).boostMode(
CombineFunction.REPLACE))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (2)));
assertThat(sh.getAt(0).getId(), equalTo("2"));
assertThat(sh.getAt(1).getId(), equalTo("1"));
}
public void testParseGeoPoint() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject().startObject("type1").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("loc").field("type", "geo_point").endObject().endObject().endObject().endObject()));
client().prepareIndex()
.setType("type1")
.setId("1")
.setIndex("test")
.setSource(
jsonBuilder().startObject()
.field("test", "value")
.startObject("loc")
.field("lat", 20)
.field("lon", 11)
.endObject()
.endObject()).setRefreshPolicy(IMMEDIATE).get();
FunctionScoreQueryBuilder baseQuery = functionScoreQuery(constantScoreQuery(termQuery("test", "value")),
ScoreFunctionBuilders.weightFactorFunction(randomIntBetween(1, 10)));
GeoPoint point = new GeoPoint(20, 11);
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("loc", point, "1000km")).boostMode(
CombineFunction.REPLACE))));
SearchResponse sr = response.actionGet();
SearchHits sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo(1.0, 1.e-5));
// this is equivalent to new GeoPoint(20, 11); just flipped so scores must be same
float[] coords = { 11, 20 };
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("loc", coords, "1000km")).boostMode(
CombineFunction.REPLACE))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo(1.0f, 1.e-5));
}
public void testCombineModes() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject().startObject("type1").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("num").field("type", "double").endObject().endObject().endObject().endObject()));
client().prepareIndex().setType("type1").setId("1").setIndex("test").setRefreshPolicy(IMMEDIATE)
.setSource(jsonBuilder().startObject().field("test", "value value").field("num", 1.0).endObject()).get();
FunctionScoreQueryBuilder baseQuery = functionScoreQuery(constantScoreQuery(termQuery("test", "value")),
ScoreFunctionBuilders.weightFactorFunction(2));
// decay score should return 0.5 for this function and baseQuery should return 2.0f as it's score
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("num", 0.0, 1.0, null, 0.5))
.boostMode(CombineFunction.MULTIPLY))));
SearchResponse sr = response.actionGet();
SearchHits sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo(1.0, 1.e-5));
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("num", 0.0, 1.0, null, 0.5))
.boostMode(CombineFunction.REPLACE))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo(0.5, 1.e-5));
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("num", 0.0, 1.0, null, 0.5))
.boostMode(CombineFunction.SUM))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo(2.0 + 0.5, 1.e-5));
logger.info("--> Hit[0] {} Explanation:\n {}", sr.getHits().getAt(0).getId(), sr.getHits().getAt(0).getExplanation());
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("num", 0.0, 1.0, null, 0.5))
.boostMode(CombineFunction.AVG))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo((2.0 + 0.5) / 2, 1.e-5));
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("num", 0.0, 1.0, null, 0.5))
.boostMode(CombineFunction.MIN))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo(0.5, 1.e-5));
response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, gaussDecayFunction("num", 0.0, 1.0, null, 0.5))
.boostMode(CombineFunction.MAX))));
sr = response.actionGet();
sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (1)));
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat((double) sh.getAt(0).getScore(), closeTo(2.0, 1.e-5));
}
public void testExceptionThrownIfScaleLE0() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject().startObject("type1").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("num1").field("type", "date").endObject().endObject().endObject().endObject()));
client().index(
indexRequest("test").type("type1").id("1")
.source(jsonBuilder().startObject().field("test", "value").field("num1", "2013-05-27").endObject())).actionGet();
client().index(
indexRequest("test").type("type1").id("2")
.source(jsonBuilder().startObject().field("test", "value").field("num1", "2013-05-28").endObject())).actionGet();
refresh();
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(termQuery("test", "value"), gaussDecayFunction("num1", "2013-05-28", "-1d")))));
try {
response.actionGet();
fail("Expected SearchPhaseExecutionException");
} catch (SearchPhaseExecutionException e) {
assertThat(e.getMessage(), is("all shards failed"));
}
}
public void testParseDateMath() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject()
.startObject("type1")
.startObject("properties")
.startObject("test")
.field("type", "text")
.endObject()
.startObject("num1")
.field("type", "date")
.field("format", "epoch_millis")
.endObject()
.endObject()
.endObject()
.endObject()));
client().index(indexRequest("test").type("type1").id("1")
.source(jsonBuilder().startObject().field("test", "value").field("num1", System.currentTimeMillis()).endObject()))
.actionGet();
client().index(indexRequest("test").type("type1").id("2").source(jsonBuilder().startObject().field("test", "value")
.field("num1", System.currentTimeMillis() - (1000 * 60 * 60 * 24)).endObject())).actionGet();
refresh();
SearchResponse sr = client().search(
searchRequest().source(
searchSource().query(
functionScoreQuery(termQuery("test", "value"), gaussDecayFunction("num1", "now", "2d"))))).get();
assertNoFailures(sr);
assertOrderedSearchHits(sr, "1", "2");
sr = client().search(
searchRequest().source(
searchSource().query(
functionScoreQuery(termQuery("test", "value"), gaussDecayFunction("num1", "now-1d", "2d"))))).get();
assertNoFailures(sr);
assertOrderedSearchHits(sr, "2", "1");
}
public void testValueMissingLin() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject().startObject("type1").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("num1").field("type", "date").endObject().startObject("num2").field("type", "double")
.endObject().endObject().endObject().endObject())
);
client().index(
indexRequest("test").type("type1").id("1")
.source(jsonBuilder().startObject().field("test", "value").field("num1", "2013-05-27").field("num2", "1.0")
.endObject())).actionGet();
client().index(
indexRequest("test").type("type1").id("2")
.source(jsonBuilder().startObject().field("test", "value").field("num2", "1.0").endObject())).actionGet();
client().index(
indexRequest("test").type("type1").id("3")
.source(jsonBuilder().startObject().field("test", "value").field("num1", "2013-05-30").field("num2", "1.0")
.endObject())).actionGet();
client().index(
indexRequest("test").type("type1").id("4")
.source(jsonBuilder().startObject().field("test", "value").field("num1", "2013-05-30").endObject())).actionGet();
refresh();
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(baseQuery, new FilterFunctionBuilder[]{
new FilterFunctionBuilder(linearDecayFunction("num1", "2013-05-28", "+3d")),
new FilterFunctionBuilder(linearDecayFunction("num2", "0.0", "1"))
}).scoreMode(FiltersFunctionScoreQuery.ScoreMode.MULTIPLY))));
SearchResponse sr = response.actionGet();
assertNoFailures(sr);
SearchHits sh = sr.getHits();
assertThat(sh.getHits().length, equalTo(4));
double[] scores = new double[4];
for (int i = 0; i < sh.getHits().length; i++) {
scores[Integer.parseInt(sh.getAt(i).getId()) - 1] = sh.getAt(i).getScore();
}
assertThat(scores[0], lessThan(scores[1]));
assertThat(scores[2], lessThan(scores[3]));
}
public void testDateWithoutOrigin() throws Exception {
DateTime dt = new DateTime(DateTimeZone.UTC);
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject().startObject("type1").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("num1").field("type", "date").endObject().endObject().endObject().endObject()));
DateTime docDate = dt.minusDays(1);
String docDateString = docDate.getYear() + "-" + String.format(Locale.ROOT, "%02d", docDate.getMonthOfYear()) + "-"
+ String.format(Locale.ROOT, "%02d", docDate.getDayOfMonth());
client().index(
indexRequest("test").type("type1").id("1")
.source(jsonBuilder().startObject().field("test", "value").field("num1", docDateString).endObject())).actionGet();
docDate = dt.minusDays(2);
docDateString = docDate.getYear() + "-" + String.format(Locale.ROOT, "%02d", docDate.getMonthOfYear()) + "-"
+ String.format(Locale.ROOT, "%02d", docDate.getDayOfMonth());
client().index(
indexRequest("test").type("type1").id("2")
.source(jsonBuilder().startObject().field("test", "value").field("num1", docDateString).endObject())).actionGet();
docDate = dt.minusDays(3);
docDateString = docDate.getYear() + "-" + String.format(Locale.ROOT, "%02d", docDate.getMonthOfYear()) + "-"
+ String.format(Locale.ROOT, "%02d", docDate.getDayOfMonth());
client().index(
indexRequest("test").type("type1").id("3")
.source(jsonBuilder().startObject().field("test", "value").field("num1", docDateString).endObject())).actionGet();
refresh();
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(QueryBuilders.matchAllQuery(), new FilterFunctionBuilder[]{
new FilterFunctionBuilder(linearDecayFunction("num1", null, "7000d")),
new FilterFunctionBuilder(gaussDecayFunction("num1", null, "1d")),
new FilterFunctionBuilder(exponentialDecayFunction("num1", null, "7000d"))
}).scoreMode(FiltersFunctionScoreQuery.ScoreMode.MULTIPLY))));
SearchResponse sr = response.actionGet();
assertNoFailures(sr);
SearchHits sh = sr.getHits();
assertThat(sh.getHits().length, equalTo(3));
double[] scores = new double[4];
for (int i = 0; i < sh.getHits().length; i++) {
scores[Integer.parseInt(sh.getAt(i).getId()) - 1] = sh.getAt(i).getScore();
}
assertThat(scores[1], lessThan(scores[0]));
assertThat(scores[2], lessThan(scores[1]));
}
public void testManyDocsLin() throws Exception {
Version version = VersionUtils.randomVersionBetween(random(), Version.V_5_0_0, Version.CURRENT);
Settings settings = Settings.builder().put(IndexMetaData.SETTING_VERSION_CREATED, version).build();
XContentBuilder xContentBuilder = jsonBuilder().startObject().startObject("type").startObject("properties")
.startObject("test").field("type", "text").endObject().startObject("date").field("type", "date")
.field("doc_values", true).endObject().startObject("num").field("type", "double")
.field("doc_values", true).endObject().startObject("geo").field("type", "geo_point")
.field("ignore_malformed", true);
xContentBuilder.endObject().endObject().endObject().endObject();
assertAcked(prepareCreate("test").setSettings(settings).addMapping("type", xContentBuilder));
int numDocs = 200;
List<IndexRequestBuilder> indexBuilders = new ArrayList<>();
for (int i = 0; i < numDocs; i++) {
double lat = 100 + (int) (10.0 * (i) / (numDocs));
double lon = 100;
int day = (int) (29.0 * (i) / (numDocs)) + 1;
String dayString = day < 10 ? "0" + Integer.toString(day) : Integer.toString(day);
String date = "2013-05-" + dayString;
indexBuilders.add(client().prepareIndex()
.setType("type")
.setId(Integer.toString(i))
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").field("date", date).field("num", i).startObject("geo")
.field("lat", lat).field("lon", lon).endObject().endObject()));
}
indexRandom(true, indexBuilders);
List<Float> lonlat = new ArrayList<>();
lonlat.add(100f);
lonlat.add(110f);
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().size(numDocs).query(
functionScoreQuery(termQuery("test", "value"), new FilterFunctionBuilder[]{
new FilterFunctionBuilder(linearDecayFunction("date", "2013-05-30", "+15d")),
new FilterFunctionBuilder(linearDecayFunction("geo", lonlat, "1000km")),
new FilterFunctionBuilder(linearDecayFunction("num", numDocs, numDocs / 2.0))
}).scoreMode(ScoreMode.MULTIPLY).boostMode(CombineFunction.REPLACE))));
SearchResponse sr = response.actionGet();
assertNoFailures(sr);
SearchHits sh = sr.getHits();
assertThat(sh.getHits().length, equalTo(numDocs));
double[] scores = new double[numDocs];
for (int i = 0; i < numDocs; i++) {
scores[Integer.parseInt(sh.getAt(i).getId())] = sh.getAt(i).getScore();
}
for (int i = 0; i < numDocs - 1; i++) {
assertThat(scores[i], lessThan(scores[i + 1]));
}
}
public void testParsingExceptionIfFieldDoesNotExist() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type",
jsonBuilder().startObject().startObject("type").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("geo").field("type", "geo_point").endObject().endObject().endObject().endObject()));
int numDocs = 2;
client().index(
indexRequest("test").type("type").source(
jsonBuilder().startObject().field("test", "value").startObject("geo").field("lat", 1).field("lon", 2).endObject()
.endObject())).actionGet();
refresh();
List<Float> lonlat = new ArrayList<>();
lonlat.add(100f);
lonlat.add(110f);
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource()
.size(numDocs)
.query(functionScoreQuery(termQuery("test", "value"), linearDecayFunction("type.geo", lonlat, "1000km"))
.scoreMode(FiltersFunctionScoreQuery.ScoreMode.MULTIPLY))));
try {
response.actionGet();
fail("Expected SearchPhaseExecutionException");
} catch (SearchPhaseExecutionException e) {
assertThat(e.getMessage(), is("all shards failed"));
}
}
public void testParsingExceptionIfFieldTypeDoesNotMatch() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type",
jsonBuilder().startObject().startObject("type").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("num").field("type", "text").endObject().endObject().endObject().endObject()));
client().index(
indexRequest("test").type("type").source(
jsonBuilder().startObject().field("test", "value").field("num", Integer.toString(1)).endObject())).actionGet();
refresh();
// so, we indexed a string field, but now we try to score a num field
ActionFuture<SearchResponse> response = client().search(searchRequest().searchType(SearchType.QUERY_THEN_FETCH)
.source(searchSource().query(functionScoreQuery(termQuery("test", "value"), linearDecayFunction("num", 1.0, 0.5))
.scoreMode(ScoreMode.MULTIPLY))));
try {
response.actionGet();
fail("Expected SearchPhaseExecutionException");
} catch (SearchPhaseExecutionException e) {
assertThat(e.getMessage(), is("all shards failed"));
}
}
public void testNoQueryGiven() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type",
jsonBuilder().startObject().startObject("type").startObject("properties").startObject("test").field("type", "text")
.endObject().startObject("num").field("type", "double").endObject().endObject().endObject().endObject()));
client().index(
indexRequest("test").type("type").source(jsonBuilder().startObject().field("test", "value").field("num", 1.0).endObject()))
.actionGet();
refresh();
// so, we indexed a string field, but now we try to score a num field
ActionFuture<SearchResponse> response = client().search(
searchRequest().searchType(SearchType.QUERY_THEN_FETCH).source(
searchSource().query(
functionScoreQuery(linearDecayFunction("num", 1, 0.5)).scoreMode(
FiltersFunctionScoreQuery.ScoreMode.MULTIPLY))));
response.actionGet();
}
public void testMultiFieldOptions() throws Exception {
assertAcked(prepareCreate("test").addMapping(
"type1",
jsonBuilder().startObject()
.startObject("type1")
.startObject("properties")
.startObject("test").field("type", "text").endObject()
.startObject("loc").field("type", "geo_point").endObject()
.startObject("num").field("type", "float").endObject()
.endObject()
.endObject()
.endObject()));
// Index for testing MIN and MAX
IndexRequestBuilder doc1 = client().prepareIndex().setType("type1").setId("1").setIndex("test")
.setSource(jsonBuilder().startObject()
.field("test", "value")
.startArray("loc")
.startObject().field("lat", 10).field("lon", 20).endObject()
.startObject().field("lat", 12).field("lon", 23).endObject()
.endArray()
.endObject());
IndexRequestBuilder doc2 = client().prepareIndex()
.setType("type1")
.setId("2")
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").startObject("loc").field("lat", 11).field("lon", 22).endObject()
.endObject());
indexRandom(true, doc1, doc2);
ActionFuture<SearchResponse> response = client().search(
searchRequest().source(
searchSource().query(baseQuery)));
SearchResponse sr = response.actionGet();
assertSearchHits(sr, "1", "2");
SearchHits sh = sr.getHits();
assertThat(sh.getTotalHits(), equalTo((long) (2)));
List<Float> lonlat = new ArrayList<>();
lonlat.add(20f);
lonlat.add(10f);
response = client().search(searchRequest().source(searchSource()
.query(functionScoreQuery(baseQuery, gaussDecayFunction("loc", lonlat, "1000km").setMultiValueMode(MultiValueMode.MIN)))));
sr = response.actionGet();
assertSearchHits(sr, "1", "2");
sh = sr.getHits();
assertThat(sh.getAt(0).getId(), equalTo("1"));
assertThat(sh.getAt(1).getId(), equalTo("2"));
response = client().search(searchRequest().source(searchSource()
.query(functionScoreQuery(baseQuery, gaussDecayFunction("loc", lonlat, "1000km").setMultiValueMode(MultiValueMode.MAX)))));
sr = response.actionGet();
assertSearchHits(sr, "1", "2");
sh = sr.getHits();
assertThat(sh.getAt(0).getId(), equalTo("2"));
assertThat(sh.getAt(1).getId(), equalTo("1"));
// Now test AVG and SUM
doc1 = client().prepareIndex()
.setType("type1")
.setId("1")
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").startArray("num").value(0.0).value(1.0).value(2.0).endArray()
.endObject());
doc2 = client().prepareIndex()
.setType("type1")
.setId("2")
.setIndex("test")
.setSource(
jsonBuilder().startObject().field("test", "value").field("num", 1.0)
.endObject());
indexRandom(true, doc1, doc2);
response = client().search(searchRequest().source(searchSource()
.query(functionScoreQuery(baseQuery, linearDecayFunction("num", "0", "10").setMultiValueMode(MultiValueMode.SUM)))));
sr = response.actionGet();
assertSearchHits(sr, "1", "2");
sh = sr.getHits();
assertThat(sh.getAt(0).getId(), equalTo("2"));
assertThat(sh.getAt(1).getId(), equalTo("1"));
assertThat(1.0 - sh.getAt(0).getScore(), closeTo((1.0 - sh.getAt(1).getScore())/3.0, 1.e-6d));
response = client().search(searchRequest().source(searchSource()
.query(functionScoreQuery(baseQuery, linearDecayFunction("num", "0", "10").setMultiValueMode(MultiValueMode.AVG)))));
sr = response.actionGet();
assertSearchHits(sr, "1", "2");
sh = sr.getHits();
assertThat((double) (sh.getAt(0).getScore()), closeTo((sh.getAt(1).getScore()), 1.e-6d));
}
}