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CompletionSuggestSearchIT.java
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/*
* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* 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.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.search.suggest;
import com.carrotsearch.randomizedtesting.annotations.ParametersFactory;
import com.carrotsearch.randomizedtesting.generators.RandomStrings;
import org.apache.lucene.analysis.TokenStreamToAutomaton;
import org.apache.lucene.search.suggest.document.ContextSuggestField;
import org.apache.lucene.tests.util.LuceneTestCase.SuppressCodecs;
import org.opensearch.action.admin.indices.forcemerge.ForceMergeResponse;
import org.opensearch.action.admin.indices.segments.IndexShardSegments;
import org.opensearch.action.admin.indices.segments.ShardSegments;
import org.opensearch.action.admin.indices.stats.IndicesStatsResponse;
import org.opensearch.action.index.IndexRequestBuilder;
import org.opensearch.action.search.SearchPhaseExecutionException;
import org.opensearch.action.search.SearchResponse;
import org.opensearch.action.support.master.AcknowledgedResponse;
import org.opensearch.common.FieldMemoryStats;
import org.opensearch.common.settings.Settings;
import org.opensearch.common.unit.Fuzziness;
import org.opensearch.common.util.FeatureFlags;
import org.opensearch.common.xcontent.XContentFactory;
import org.opensearch.core.xcontent.XContentBuilder;
import org.opensearch.index.mapper.MapperParsingException;
import org.opensearch.index.mapper.MapperService;
import org.opensearch.plugins.Plugin;
import org.opensearch.search.aggregations.AggregationBuilders;
import org.opensearch.search.aggregations.Aggregator.SubAggCollectionMode;
import org.opensearch.search.sort.FieldSortBuilder;
import org.opensearch.search.suggest.completion.CompletionStats;
import org.opensearch.search.suggest.completion.CompletionSuggestion;
import org.opensearch.search.suggest.completion.CompletionSuggestionBuilder;
import org.opensearch.search.suggest.completion.FuzzyOptions;
import org.opensearch.search.suggest.completion.context.CategoryContextMapping;
import org.opensearch.search.suggest.completion.context.ContextMapping;
import org.opensearch.search.suggest.completion.context.GeoContextMapping;
import org.opensearch.test.InternalSettingsPlugin;
import org.opensearch.test.ParameterizedOpenSearchIntegTestCase;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Comparator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import static org.opensearch.action.support.WriteRequest.RefreshPolicy.IMMEDIATE;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_NUMBER_OF_REPLICAS;
import static org.opensearch.cluster.metadata.IndexMetadata.SETTING_NUMBER_OF_SHARDS;
import static org.opensearch.common.xcontent.XContentFactory.jsonBuilder;
import static org.opensearch.core.common.util.CollectionUtils.iterableAsArrayList;
import static org.opensearch.search.SearchService.CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING;
import static org.opensearch.test.hamcrest.OpenSearchAssertions.assertAcked;
import static org.opensearch.test.hamcrest.OpenSearchAssertions.assertAllSuccessful;
import static org.opensearch.test.hamcrest.OpenSearchAssertions.hasId;
import static org.opensearch.test.hamcrest.OpenSearchAssertions.hasScore;
import static org.hamcrest.Matchers.contains;
import static org.hamcrest.Matchers.containsString;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.greaterThan;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.not;
import static org.hamcrest.Matchers.notNullValue;
@SuppressCodecs("*") // requires custom completion format
public class CompletionSuggestSearchIT extends ParameterizedOpenSearchIntegTestCase {
public CompletionSuggestSearchIT(Settings settings) {
super(settings);
}
@ParametersFactory
public static Collection<Object[]> parameters() {
return Arrays.asList(
new Object[] { Settings.builder().put(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING.getKey(), false).build() },
new Object[] { Settings.builder().put(CLUSTER_CONCURRENT_SEGMENT_SEARCH_SETTING.getKey(), true).build() }
);
}
@Override
protected Settings featureFlagSettings() {
return Settings.builder().put(super.featureFlagSettings()).put(FeatureFlags.CONCURRENT_SEGMENT_SEARCH, "true").build();
}
private final String INDEX = RandomStrings.randomAsciiOfLength(random(), 10).toLowerCase(Locale.ROOT);
private final String FIELD = RandomStrings.randomAsciiOfLength(random(), 10).toLowerCase(Locale.ROOT);
private final CompletionMappingBuilder completionMappingBuilder = new CompletionMappingBuilder();
@Override
protected Collection<Class<? extends Plugin>> nodePlugins() {
return Arrays.asList(InternalSettingsPlugin.class);
}
public void testTieBreak() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
mapping.indexAnalyzer("keyword");
createIndexAndMapping(mapping);
int numDocs = randomIntBetween(3, 50);
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
String[] entries = new String[numDocs];
for (int i = 0; i < numDocs; i++) {
String value = "a" + randomAlphaOfLengthBetween(1, 10);
entries[i] = value;
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject().startObject(FIELD).field("input", value).field("weight", 10).endObject().endObject()
)
);
}
Arrays.sort(entries);
indexRandom(true, indexRequestBuilders);
for (int i = 1; i < numDocs; i++) {
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("a").size(i);
String[] topEntries = Arrays.copyOfRange(entries, 0, i);
assertSuggestions("foo", prefix, topEntries);
}
}
public void testPrefix() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = 10;
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 1; i <= numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "suggestion" + i)
.field("weight", i)
.endObject()
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("sugg");
assertSuggestions("foo", prefix, "suggestion10", "suggestion9", "suggestion8", "suggestion7", "suggestion6");
}
/**
* test that suggestion works if prefix is either provided via {@link CompletionSuggestionBuilder#text(String)} or
* {@link SuggestBuilder#setGlobalText(String)}
*/
public void testTextAndGlobalText() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = 10;
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 1; i <= numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "suggestion" + i)
.field("weight", i)
.endObject()
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
CompletionSuggestionBuilder noText = SuggestBuilders.completionSuggestion(FIELD);
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", noText).setGlobalText("sugg"))
.get();
assertSuggestions(searchResponse, "foo", "suggestion10", "suggestion9", "suggestion8", "suggestion7", "suggestion6");
CompletionSuggestionBuilder withText = SuggestBuilders.completionSuggestion(FIELD).text("sugg");
searchResponse = client().prepareSearch(INDEX).suggest(new SuggestBuilder().addSuggestion("foo", withText)).get();
assertSuggestions(searchResponse, "foo", "suggestion10", "suggestion9", "suggestion8", "suggestion7", "suggestion6");
// test that suggestion text takes precedence over global text
searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", withText).setGlobalText("bogus"))
.get();
assertSuggestions(searchResponse, "foo", "suggestion10", "suggestion9", "suggestion8", "suggestion7", "suggestion6");
}
public void testRegex() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = 10;
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 1; i <= numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "sugg" + i + "estion")
.field("weight", i)
.endObject()
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).regex("sugg.*es");
assertSuggestions("foo", prefix, "sugg10estion", "sugg9estion", "sugg8estion", "sugg7estion", "sugg6estion");
}
public void testFuzzy() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = 10;
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 1; i <= numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "sugxgestion" + i)
.field("weight", i)
.endObject()
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("sugg", Fuzziness.ONE);
assertSuggestions("foo", prefix, "sugxgestion10", "sugxgestion9", "sugxgestion8", "sugxgestion7", "sugxgestion6");
}
public void testEarlyTermination() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = atLeast(100);
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 0; i < numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "suggestion" + (numDocs - i))
.field("weight", numDocs - i)
.endObject()
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
int size = randomIntBetween(3, 10);
String[] outputs = new String[size];
for (int i = 0; i < size; i++) {
outputs[i] = "suggestion" + (numDocs - i);
}
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("sug").size(size);
assertSuggestions("foo", prefix, outputs);
CompletionSuggestionBuilder regex = SuggestBuilders.completionSuggestion(FIELD).regex("su[g|s]g").size(size);
assertSuggestions("foo", regex, outputs);
CompletionSuggestionBuilder fuzzyPrefix = SuggestBuilders.completionSuggestion(FIELD).prefix("sugg", Fuzziness.ONE).size(size);
assertSuggestions("foo", fuzzyPrefix, outputs);
}
public void testSuggestDocument() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = randomIntBetween(10, 100);
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 1; i <= numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "suggestion" + i)
.field("weight", i)
.endObject()
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("sugg").size(numDocs);
SearchResponse searchResponse = client().prepareSearch(INDEX).suggest(new SuggestBuilder().addSuggestion("foo", prefix)).get();
CompletionSuggestion completionSuggestion = searchResponse.getSuggest().getSuggestion("foo");
CompletionSuggestion.Entry options = completionSuggestion.getEntries().get(0);
assertThat(options.getOptions().size(), equalTo(numDocs));
int id = numDocs;
for (CompletionSuggestion.Entry.Option option : options) {
assertThat(option.getText().toString(), equalTo("suggestion" + id));
assertThat(option.getHit(), hasId("" + id));
assertThat(option.getHit(), hasScore((id)));
assertNotNull(option.getHit().getSourceAsMap());
id--;
}
}
public void testSuggestDocumentNoSource() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = randomIntBetween(10, 100);
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 1; i <= numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "suggestion" + i)
.field("weight", i)
.endObject()
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("sugg").size(numDocs);
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", prefix))
.setFetchSource(false)
.get();
CompletionSuggestion completionSuggestion = searchResponse.getSuggest().getSuggestion("foo");
CompletionSuggestion.Entry options = completionSuggestion.getEntries().get(0);
assertThat(options.getOptions().size(), equalTo(numDocs));
int id = numDocs;
for (CompletionSuggestion.Entry.Option option : options) {
assertThat(option.getText().toString(), equalTo("suggestion" + id));
assertThat(option.getHit(), hasId("" + id));
assertThat(option.getHit(), hasScore((id)));
assertNull(option.getHit().getSourceAsMap());
id--;
}
}
public void testSuggestDocumentSourceFiltering() throws Exception {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
int numDocs = randomIntBetween(10, 100);
List<IndexRequestBuilder> indexRequestBuilders = new ArrayList<>();
for (int i = 1; i <= numDocs; i++) {
indexRequestBuilders.add(
client().prepareIndex(INDEX)
.setId("" + i)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.field("input", "suggestion" + i)
.field("weight", i)
.endObject()
.field("a", "include")
.field("b", "exclude")
.endObject()
)
);
}
indexRandom(true, indexRequestBuilders);
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("sugg").size(numDocs);
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", prefix))
.setFetchSource("a", "b")
.get();
CompletionSuggestion completionSuggestion = searchResponse.getSuggest().getSuggestion("foo");
CompletionSuggestion.Entry options = completionSuggestion.getEntries().get(0);
assertThat(options.getOptions().size(), equalTo(numDocs));
int id = numDocs;
for (CompletionSuggestion.Entry.Option option : options) {
assertThat(option.getText().toString(), equalTo("suggestion" + id));
assertThat(option.getHit(), hasId("" + id));
assertThat(option.getHit(), hasScore((id)));
assertNotNull(option.getHit().getSourceAsMap());
Set<String> sourceFields = option.getHit().getSourceAsMap().keySet();
assertThat(sourceFields, contains("a"));
assertThat(sourceFields, not(contains("b")));
id--;
}
}
/**
* Suggestions run on an empty index should return a suggest element as part of the response. See #42473 for details.
*/
public void testSuggestEmptyIndex() throws IOException, InterruptedException {
final CompletionMappingBuilder mapping = new CompletionMappingBuilder();
createIndexAndMapping(mapping);
CompletionSuggestionBuilder prefix = SuggestBuilders.completionSuggestion(FIELD).prefix("v");
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", prefix))
.setFetchSource("a", "b")
.get();
Suggest suggest = searchResponse.getSuggest();
assertNotNull(suggest);
CompletionSuggestion completionSuggestion = suggest.getSuggestion("foo");
CompletionSuggestion.Entry options = completionSuggestion.getEntries().get(0);
assertEquals("v", options.getText().string());
assertEquals(1, options.getLength());
assertEquals(0, options.getOffset());
assertEquals(0, options.options.size());
}
public void testThatWeightsAreWorking() throws Exception {
createIndexAndMapping(completionMappingBuilder);
List<String> similarNames = Arrays.asList("the", "The Prodigy", "The Verve", "The the");
// the weight is 1000 divided by string length, so the results are easy to to check
for (String similarName : similarNames) {
client().prepareIndex(INDEX)
.setId(similarName)
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value(similarName)
.endArray()
.field("weight", 1000 / similarName.length())
.endObject()
.endObject()
)
.get();
}
refresh();
assertSuggestions("the", "the", "The the", "The Verve", "The Prodigy");
}
public void testThatWeightMustBeAnInteger() throws Exception {
createIndexAndMapping(completionMappingBuilder);
MapperParsingException e = expectThrows(
MapperParsingException.class,
() -> client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value("sth")
.endArray()
.field("weight", 2.5)
.endObject()
.endObject()
)
.get()
);
assertThat(e.toString(), containsString("2.5"));
}
public void testThatWeightCanBeAString() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value("testing")
.endArray()
.field("weight", "10")
.endObject()
.endObject()
)
.get();
refresh();
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("testSuggestions", new CompletionSuggestionBuilder(FIELD).text("test").size(10)))
.get();
assertSuggestions(searchResponse, "testSuggestions", "testing");
Suggest.Suggestion.Entry.Option option = searchResponse.getSuggest()
.getSuggestion("testSuggestions")
.getEntries()
.get(0)
.getOptions()
.get(0);
assertThat(option, is(instanceOf(CompletionSuggestion.Entry.Option.class)));
CompletionSuggestion.Entry.Option prefixOption = (CompletionSuggestion.Entry.Option) option;
assertThat(prefixOption.getText().string(), equalTo("testing"));
assertThat((long) prefixOption.getScore(), equalTo(10L));
}
public void testThatWeightMustNotBeANonNumberString() throws Exception {
createIndexAndMapping(completionMappingBuilder);
MapperParsingException e = expectThrows(
MapperParsingException.class,
() -> client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value("sth")
.endArray()
.field("weight", "thisIsNotValid")
.endObject()
.endObject()
)
.get()
);
assertThat(e.toString(), containsString("thisIsNotValid"));
}
public void testThatWeightAsStringMustBeInt() throws Exception {
createIndexAndMapping(completionMappingBuilder);
String weight = String.valueOf(Long.MAX_VALUE - 4);
MapperParsingException e = expectThrows(
MapperParsingException.class,
() -> client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value("testing")
.endArray()
.field("weight", weight)
.endObject()
.endObject()
)
.get()
);
assertThat(e.toString(), containsString(weight));
}
public void testThatInputCanBeAStringInsteadOfAnArray() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(jsonBuilder().startObject().startObject(FIELD).field("input", "Foo Fighters").endObject().endObject())
.get();
refresh();
assertSuggestions("f", "Foo Fighters");
}
public void testDisabledPreserveSeparators() throws Exception {
completionMappingBuilder.preserveSeparators(false);
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value("Foo Fighters")
.endArray()
.field("weight", 10)
.endObject()
.endObject()
)
.get();
client().prepareIndex(INDEX)
.setId("2")
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value("Foof")
.endArray()
.field("weight", 20)
.endObject()
.endObject()
)
.get();
refresh();
assertSuggestions("foof", "Foof", "Foo Fighters");
}
public void testEnabledPreserveSeparators() throws Exception {
completionMappingBuilder.preserveSeparators(true);
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startObject(FIELD).startArray("input").value("Foo Fighters").endArray().endObject().endObject()
)
.get();
client().prepareIndex(INDEX)
.setId("2")
.setSource(jsonBuilder().startObject().startObject(FIELD).startArray("input").value("Foof").endArray().endObject().endObject())
.get();
refresh();
assertSuggestions("foof", "Foof");
}
public void testThatMultipleInputsAreSupported() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject()
.startObject(FIELD)
.startArray("input")
.value("Foo Fighters")
.value("Fu Fighters")
.endArray()
.endObject()
.endObject()
)
.get();
refresh();
assertSuggestions("foo", "Foo Fighters");
assertSuggestions("fu", "Fu Fighters");
}
public void testThatShortSyntaxIsWorking() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startArray(FIELD).value("The Prodigy Firestarter").value("Firestarter").endArray().endObject()
)
.get();
refresh();
assertSuggestions("t", "The Prodigy Firestarter");
assertSuggestions("f", "Firestarter");
}
public void testThatDisablingPositionIncrementsWorkForStopwords() throws Exception {
// analyzer which removes stopwords... so may not be the simple one
completionMappingBuilder.searchAnalyzer("classic").indexAnalyzer("classic").preservePositionIncrements(false);
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startObject(FIELD).startArray("input").value("The Beatles").endArray().endObject().endObject()
)
.get();
refresh();
assertSuggestions("b", "The Beatles");
}
public void testThatUpgradeToMultiFieldsWorks() throws Exception {
final XContentBuilder mapping = jsonBuilder().startObject()
.startObject("properties")
.startObject(FIELD)
.field("type", "text")
.endObject()
.endObject()
.endObject();
assertAcked(prepareCreate(INDEX).setMapping(mapping));
client().prepareIndex(INDEX)
.setId("1")
.setRefreshPolicy(IMMEDIATE)
.setSource(jsonBuilder().startObject().field(FIELD, "Foo Fighters").endObject())
.get();
ensureGreen(INDEX);
AcknowledgedResponse putMappingResponse = client().admin()
.indices()
.preparePutMapping(INDEX)
.setSource(
jsonBuilder().startObject()
.startObject(MapperService.SINGLE_MAPPING_NAME)
.startObject("properties")
.startObject(FIELD)
.field("type", "text")
.startObject("fields")
.startObject("suggest")
.field("type", "completion")
.field("analyzer", "simple")
.endObject()
.endObject()
.endObject()
.endObject()
.endObject()
.endObject()
)
.get();
assertThat(putMappingResponse.isAcknowledged(), is(true));
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion("suggs", SuggestBuilders.completionSuggestion(FIELD + ".suggest").text("f").size(10))
)
.get();
assertSuggestions(searchResponse, "suggs");
client().prepareIndex(INDEX)
.setId("1")
.setRefreshPolicy(IMMEDIATE)
.setSource(jsonBuilder().startObject().field(FIELD, "Foo Fighters").endObject())
.get();
ensureGreen(INDEX);
SearchResponse afterReindexingResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion("suggs", SuggestBuilders.completionSuggestion(FIELD + ".suggest").text("f").size(10))
)
.get();
assertSuggestions(afterReindexingResponse, "suggs", "Foo Fighters");
}
public void testThatFuzzySuggesterWorks() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startObject(FIELD).startArray("input").value("Nirvana").endArray().endObject().endObject()
)
.get();
refresh();
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", SuggestBuilders.completionSuggestion(FIELD).prefix("Nirv").size(10)))
.get();
assertSuggestions(searchResponse, false, "foo", "Nirvana");
searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD).prefix("Nirw", Fuzziness.ONE).size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo", "Nirvana");
}
public void testThatFuzzySuggesterSupportsEditDistances() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startObject(FIELD).startArray("input").value("Nirvana").endArray().endObject().endObject()
)
.get();
refresh();
// edit distance 1
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD).prefix("Norw", Fuzziness.ONE).size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo");
// edit distance 2
searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD).prefix("Norw", Fuzziness.TWO).size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo", "Nirvana");
}
public void testThatFuzzySuggesterSupportsTranspositions() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startObject(FIELD).startArray("input").value("Nirvana").endArray().endObject().endObject()
)
.get();
refresh();
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD)
.prefix("Nriv", FuzzyOptions.builder().setTranspositions(false).build())
.size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo");
searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD).prefix("Nriv", Fuzziness.ONE).size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo", "Nirvana");
}
public void testThatFuzzySuggesterSupportsMinPrefixLength() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startObject(FIELD).startArray("input").value("Nirvana").endArray().endObject().endObject()
)
.get();
refresh();
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD)
.prefix("Nriva", FuzzyOptions.builder().setFuzzyMinLength(6).build())
.size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo");
searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD)
.prefix("Nrivan", FuzzyOptions.builder().setFuzzyMinLength(6).build())
.size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo", "Nirvana");
}
public void testThatFuzzySuggesterSupportsNonPrefixLength() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(
jsonBuilder().startObject().startObject(FIELD).startArray("input").value("Nirvana").endArray().endObject().endObject()
)
.get();
refresh();
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD)
.prefix("Nirw", FuzzyOptions.builder().setFuzzyPrefixLength(4).build())
.size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo");
searchResponse = client().prepareSearch(INDEX)
.suggest(
new SuggestBuilder().addSuggestion(
"foo",
SuggestBuilders.completionSuggestion(FIELD)
.prefix("Nirvo", FuzzyOptions.builder().setFuzzyPrefixLength(4).build())
.size(10)
)
)
.get();
assertSuggestions(searchResponse, false, "foo", "Nirvana");
}
public void testThatFuzzySuggesterIsUnicodeAware() throws Exception {
createIndexAndMapping(completionMappingBuilder);
client().prepareIndex(INDEX)
.setId("1")
.setSource(jsonBuilder().startObject().startObject(FIELD).startArray("input").value("ööööö").endArray().endObject().endObject())
.get();
refresh();
// suggestion with a character, which needs unicode awareness
org.opensearch.search.suggest.completion.CompletionSuggestionBuilder completionSuggestionBuilder = SuggestBuilders
.completionSuggestion(FIELD)
.prefix("öööи", FuzzyOptions.builder().setUnicodeAware(true).build())
.size(10);
SearchResponse searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", completionSuggestionBuilder))
.get();
assertSuggestions(searchResponse, false, "foo", "ööööö");
// removing unicode awareness leads to no result
completionSuggestionBuilder = SuggestBuilders.completionSuggestion(FIELD)
.prefix("öööи", FuzzyOptions.builder().setUnicodeAware(false).build())
.size(10);
searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", completionSuggestionBuilder))
.get();
assertSuggestions(searchResponse, false, "foo");
// increasing edit distance instead of unicode awareness works again, as this is only a single character
completionSuggestionBuilder = SuggestBuilders.completionSuggestion(FIELD)
.prefix("öööи", FuzzyOptions.builder().setUnicodeAware(false).setFuzziness(Fuzziness.TWO).build())
.size(10);
searchResponse = client().prepareSearch(INDEX)
.suggest(new SuggestBuilder().addSuggestion("foo", completionSuggestionBuilder))
.get();
assertSuggestions(searchResponse, false, "foo", "ööööö");
}
public void testThatStatsAreWorking() throws Exception {
String otherField = "testOtherField";
client().admin()
.indices()
.prepareCreate(INDEX)
.setSettings(Settings.builder().put("index.number_of_replicas", 0).put("index.number_of_shards", 2))
.get();
ensureGreen();
AcknowledgedResponse putMappingResponse = client().admin()
.indices()
.preparePutMapping(INDEX)
.setSource(
jsonBuilder().startObject()
.startObject(MapperService.SINGLE_MAPPING_NAME)
.startObject("properties")
.startObject(FIELD)
.field("type", "completion")
.field("analyzer", "simple")
.endObject()
.startObject(otherField)
.field("type", "completion")
.field("analyzer", "simple")
.endObject()
.endObject()