import org.opensearch.action.admin.indices.alias.Alias;
import org.opensearch.action.admin.indices.alias.IndicesAliasesRequestBuilder;
import org.opensearch.action.admin.indices.alias.get.GetAliasesResponse;
import org.opensearch.action.admin.indices.create.CreateIndexResponse;
import org.opensearch.action.admin.indices.exists.indices.IndicesExistsResponse;
import org.opensearch.action.admin.indices.get.GetIndexResponse;

    }

    /**
     * Prepares a stream search request builder with the given indices.
     *
     * @param indices The indices to search.
     * @return The stream search request builder.
     */
    @Override
    public SearchRequestBuilder prepareStreamSearch(final String... indices) {
        return prepareSearch(indices);
    }

    @Override

        method.setAccessible(true);
        final List<String> indices = (List<String>) method.invoke(suggester, aliasName);

        assertNotNull("Indices list should not be null", indices);
        assertEquals("Should find exactly two indices", 2, indices.size());
        assertTrue("Should contain first index", indices.contains(index1));
        assertTrue("Should contain second index", indices.contains(index2));

        // Cleanup

            final String docIndex = fessConfig.getIndexDocumentUpdateIndex();
            searchEngineClient.admin().indices().prepareClose(docIndex).execute(ActionListener.wrap(res -> {
                logger.info("Closing index: {}", docIndex);
                searchEngineClient.admin()
                        .indices()
                        .prepareOpen(docIndex)

import org.opensearch.action.admin.indices.alias.IndicesAliasesRequestBuilder;
import org.opensearch.action.admin.indices.create.CreateIndexResponse;
import org.opensearch.action.admin.indices.exists.indices.IndicesExistsResponse;
import org.opensearch.action.admin.indices.flush.FlushResponse;
import org.opensearch.action.admin.indices.get.GetIndexResponse;
import org.opensearch.action.admin.indices.mapping.get.GetMappingsResponse;

         */
        public void setBulkTimeout(final String timeout) {
            this.bulkTimeout = timeout;
        }

        /**
         * Sets the indices timeout.
         * @param timeout The indices timeout.
         */
        public void setIndicesTimeout(final String timeout) {
            this.indicesTimeout = timeout;
        }

        /**

    runner = new OpenSearchRunner();
    runner.build(newConfigs().clusterName("TestCluster").numOfNode(1));
    client = runner.client();
}

@Before
public void before() {
    runner.admin().indices().prepareDelete("_all").execute().actionGet();
}

@AfterClass
public static void afterClass() {
    runner.close();
    runner.clean();
}
```

### Testing Best Practices

import java.util.List;

import org.codelibs.fess.suggest.settings.AnalyzerSettings;
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.opensearch.action.admin.indices.analyze.AnalyzeAction;
import org.opensearch.action.admin.indices.analyze.AnalyzeAction.AnalyzeToken;
import org.opensearch.transport.client.Client;

/**
 * AnalyzerNormalizer is a class that implements the Normalizer interface.

import java.util.List;

import org.codelibs.fess.suggest.settings.AnalyzerSettings;
import org.codelibs.fess.suggest.settings.SuggestSettings;
import org.opensearch.action.admin.indices.analyze.AnalyzeAction;
import org.opensearch.action.admin.indices.analyze.AnalyzeAction.AnalyzeToken;
import org.opensearch.core.common.Strings;
import org.opensearch.transport.client.Client;

import com.ibm.icu.text.Transliterator;

/**

                client.admin().indices().prepareCreate(TEST_INDEX).setSettings(indexSettings).execute().actionGet();

        assertTrue(createIndexResponse.isAcknowledged());

        // Create suggest settings index
        Settings suggestIndexSettings = Settings.builder().put("number_of_shards", 1).put("number_of_replicas", 0).build();