SearchPreferenceTests.java

/*
 * Licensed to ElasticSearch and Shay Banon 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.test.integration.search.preference;

import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.client.Client;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.test.integration.AbstractNodesTests;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;

import static org.elasticsearch.common.settings.ImmutableSettings.settingsBuilder;
import static org.elasticsearch.index.query.QueryBuilders.matchAllQuery;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.not;

@Test
public class SearchPreferenceTests extends AbstractNodesTests {

    private Client client;

    @BeforeClass
    public void createNodes() throws Exception {
        Settings settings = settingsBuilder().put("number_of_shards", 3).put("number_of_replicas", 1).build();
        startNode("server1", settings);
        startNode("server2", settings);
        client = getClient();
    }

    @AfterClass
    public void closeNodes() {
        client.close();
        closeAllNodes();
    }

    protected Client getClient() {
        return client("server1");
    }

    @Test
    public void noPreferenceRandom() throws Exception {
        client.admin().indices().prepareDelete().execute().actionGet();

        client.admin().indices().prepareCreate("test").setSettings(settingsBuilder().put("number_of_shards", 1).put("number_of_replicas", 1)).execute().actionGet();
        client.admin().cluster().prepareHealth().setWaitForGreenStatus().execute().actionGet();

        client.prepareIndex("test", "type1").setSource("field1", "value1").execute().actionGet();
        client.admin().indices().prepareRefresh().execute().actionGet();

        SearchResponse searchResponse = client.prepareSearch("test").setQuery(matchAllQuery()).execute().actionGet();
        String firstNodeId = searchResponse.hits().getAt(0).shard().nodeId();

        searchResponse = client.prepareSearch("test").setQuery(matchAllQuery()).execute().actionGet();
        String secondNodeId = searchResponse.hits().getAt(0).shard().nodeId();

        assertThat(firstNodeId, not(equalTo(secondNodeId)));
    }

    @Test
    public void simplePreferenceTests() throws Exception {
        client.admin().indices().prepareDelete().execute().actionGet();

        client.admin().indices().prepareCreate("test").execute().actionGet();
        client.admin().cluster().prepareHealth().setWaitForGreenStatus().execute().actionGet();

        client.prepareIndex("test", "type1").setSource("field1", "value1").execute().actionGet();
        client.admin().indices().prepareRefresh().execute().actionGet();

        SearchResponse searchResponse = client.prepareSearch().setQuery(matchAllQuery()).setPreference("_local").execute().actionGet();
        assertThat(searchResponse.hits().totalHits(), equalTo(1l));
        searchResponse = client.prepareSearch().setQuery(matchAllQuery()).setPreference("_local").execute().actionGet();
        assertThat(searchResponse.hits().totalHits(), equalTo(1l));

        searchResponse = client.prepareSearch().setQuery(matchAllQuery()).setPreference("_primary").execute().actionGet();
        assertThat(searchResponse.hits().totalHits(), equalTo(1l));
        searchResponse = client.prepareSearch().setQuery(matchAllQuery()).setPreference("_primary").execute().actionGet();
        assertThat(searchResponse.hits().totalHits(), equalTo(1l));

        searchResponse = client.prepareSearch().setQuery(matchAllQuery()).setPreference("1234").execute().actionGet();
        assertThat(searchResponse.hits().totalHits(), equalTo(1l));
        searchResponse = client.prepareSearch().setQuery(matchAllQuery()).setPreference("1234").execute().actionGet();
        assertThat(searchResponse.hits().totalHits(), equalTo(1l));
    }
}