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/*
* 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.action.admin.indices.stats;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.index.engine.CommitStats;
import org.elasticsearch.index.engine.SegmentsStats;
import org.elasticsearch.index.translog.Translog;
import org.elasticsearch.test.ESSingleNodeTestCase;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
import static org.hamcrest.Matchers.greaterThan;
import static org.hamcrest.Matchers.hasKey;
import static org.hamcrest.Matchers.notNullValue;
public class IndicesStatsTests extends ESSingleNodeTestCase {
public void testSegmentStatsEmptyIndex() {
createIndex("test");
IndicesStatsResponse rsp = client().admin().indices().prepareStats("test").get();
SegmentsStats stats = rsp.getTotal().getSegments();
assertEquals(0, stats.getTermsMemoryInBytes());
assertEquals(0, stats.getStoredFieldsMemoryInBytes());
assertEquals(0, stats.getTermVectorsMemoryInBytes());
assertEquals(0, stats.getNormsMemoryInBytes());
assertEquals(0, stats.getDocValuesMemoryInBytes());
}
public void testSegmentStats() throws Exception {
XContentBuilder mapping = XContentFactory.jsonBuilder()
.startObject()
.startObject("doc")
.startObject("properties")
.startObject("foo")
.field("type", "string")
.field("index", "not_analyzed")
.field("doc_values", true)
.field("store", true)
.field("term_vector", "with_positions_offsets_payloads")
.endObject()
.endObject()
.endObject()
.endObject();
assertAcked(client().admin().indices().prepareCreate("test").addMapping("doc", mapping));
ensureGreen("test");
client().prepareIndex("test", "doc", "1").setSource("foo", "bar").get();
client().admin().indices().prepareRefresh("test").get();
IndicesStatsResponse rsp = client().admin().indices().prepareStats("test").get();
SegmentsStats stats = rsp.getIndex("test").getTotal().getSegments();
assertThat(stats.getTermsMemoryInBytes(), greaterThan(0l));
assertThat(stats.getStoredFieldsMemoryInBytes(), greaterThan(0l));
assertThat(stats.getTermVectorsMemoryInBytes(), greaterThan(0l));
assertThat(stats.getNormsMemoryInBytes(), greaterThan(0l));
assertThat(stats.getDocValuesMemoryInBytes(), greaterThan(0l));
// now check multiple segments stats are merged together
client().prepareIndex("test", "doc", "2").setSource("foo", "bar").get();
client().admin().indices().prepareRefresh("test").get();
rsp = client().admin().indices().prepareStats("test").get();
SegmentsStats stats2 = rsp.getIndex("test").getTotal().getSegments();
assertThat(stats2.getTermsMemoryInBytes(), greaterThan(stats.getTermsMemoryInBytes()));
assertThat(stats2.getStoredFieldsMemoryInBytes(), greaterThan(stats.getStoredFieldsMemoryInBytes()));
assertThat(stats2.getTermVectorsMemoryInBytes(), greaterThan(stats.getTermVectorsMemoryInBytes()));
assertThat(stats2.getNormsMemoryInBytes(), greaterThan(stats.getNormsMemoryInBytes()));
assertThat(stats2.getDocValuesMemoryInBytes(), greaterThan(stats.getDocValuesMemoryInBytes()));
}
public void testCommitStats() throws Exception {
createIndex("test");
ensureGreen("test");
IndicesStatsResponse rsp = client().admin().indices().prepareStats("test").get();
for (ShardStats shardStats : rsp.getIndex("test").getShards()) {
final CommitStats commitStats = shardStats.getCommitStats();
assertNotNull(commitStats);
assertThat(commitStats.getGeneration(), greaterThan(0l));
assertThat(commitStats.getId(), notNullValue());
assertThat(commitStats.getUserData(), hasKey(Translog.TRANSLOG_GENERATION_KEY));
assertThat(commitStats.getUserData(), hasKey(Translog.TRANSLOG_UUID_KEY));
}
}
}
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