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* 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
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* 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
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package org.elasticsearch.index.merge.policy;
import org.elasticsearch.ElasticsearchIllegalArgumentException;
import org.elasticsearch.common.settings.ImmutableSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.Index;
import org.elasticsearch.index.settings.IndexSettingsService;
import org.elasticsearch.index.shard.ShardId;
import org.elasticsearch.index.store.DirectoryService;
import org.elasticsearch.index.store.Store;
import org.elasticsearch.index.store.distributor.LeastUsedDistributor;
import org.elasticsearch.index.store.ram.RamDirectoryService;
import org.elasticsearch.test.ElasticsearchTestCase;
import org.junit.Test;
import java.io.IOException;
import static org.elasticsearch.common.settings.ImmutableSettings.Builder.EMPTY_SETTINGS;
import static org.hamcrest.Matchers.equalTo;
public class MergePolicySettingsTest extends ElasticsearchTestCase {
protected final ShardId shardId = new ShardId(new Index("index"), 1);
@Test
public void testCompoundFileSettings() throws IOException {
IndexSettingsService service = new IndexSettingsService(new Index("test"), EMPTY_SETTINGS);
assertThat(new TieredMergePolicyProvider(createStore(EMPTY_SETTINGS), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new TieredMergePolicyProvider(createStore(build(true)), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new TieredMergePolicyProvider(createStore(build(0.5)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.5));
assertThat(new TieredMergePolicyProvider(createStore(build(1.0)), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new TieredMergePolicyProvider(createStore(build("true")), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new TieredMergePolicyProvider(createStore(build("True")), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new TieredMergePolicyProvider(createStore(build("False")), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new TieredMergePolicyProvider(createStore(build("false")), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new TieredMergePolicyProvider(createStore(build(false)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new TieredMergePolicyProvider(createStore(build(0)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new TieredMergePolicyProvider(createStore(build(0.0)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(EMPTY_SETTINGS), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build(true)), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build(0.5)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.5));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build(1.0)), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build("true")), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build("True")), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build("False")), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build("false")), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build(false)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build(0)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogByteSizeMergePolicyProvider(createStore(build(0.0)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogDocMergePolicyProvider(createStore(EMPTY_SETTINGS), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogDocMergePolicyProvider(createStore(build(true)), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogDocMergePolicyProvider(createStore(build(0.5)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.5));
assertThat(new LogDocMergePolicyProvider(createStore(build(1.0)), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogDocMergePolicyProvider(createStore(build("true")), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogDocMergePolicyProvider(createStore(build("True")), service).getMergePolicy().getNoCFSRatio(), equalTo(1.0));
assertThat(new LogDocMergePolicyProvider(createStore(build("False")), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogDocMergePolicyProvider(createStore(build("false")), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogDocMergePolicyProvider(createStore(build(false)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogDocMergePolicyProvider(createStore(build(0)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
assertThat(new LogDocMergePolicyProvider(createStore(build(0.0)), service).getMergePolicy().getNoCFSRatio(), equalTo(0.0));
}
@Test
public void testInvalidValue() throws IOException {
IndexSettingsService service = new IndexSettingsService(new Index("test"), EMPTY_SETTINGS);
try {
new LogDocMergePolicyProvider(createStore(build(-0.1)), service).getMergePolicy().getNoCFSRatio();
fail("exception expected");
} catch (ElasticsearchIllegalArgumentException ex) {
}
try {
new LogDocMergePolicyProvider(createStore(build(1.1)), service).getMergePolicy().getNoCFSRatio();
fail("exception expected");
} catch (ElasticsearchIllegalArgumentException ex) {
}
try {
new LogDocMergePolicyProvider(createStore(build("Falsch")), service).getMergePolicy().getNoCFSRatio();
fail("exception expected");
} catch (ElasticsearchIllegalArgumentException ex) {
}
}
@Test
public void testUpdateSettings() throws IOException {
{
IndexSettingsService service = new IndexSettingsService(new Index("test"), EMPTY_SETTINGS);
TieredMergePolicyProvider mp = new TieredMergePolicyProvider(createStore(EMPTY_SETTINGS), service);
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.0));
service.refreshSettings(build(1.0));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(1.0));
service.refreshSettings(build(0.1));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.1));
service.refreshSettings(build(0.0));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.0));
}
{
IndexSettingsService service = new IndexSettingsService(new Index("test"), EMPTY_SETTINGS);
LogByteSizeMergePolicyProvider mp = new LogByteSizeMergePolicyProvider(createStore(EMPTY_SETTINGS), service);
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.0));
service.refreshSettings(build(1.0));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(1.0));
service.refreshSettings(build(0.1));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.1));
service.refreshSettings(build(0.0));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.0));
}
{
IndexSettingsService service = new IndexSettingsService(new Index("test"), EMPTY_SETTINGS);
LogDocMergePolicyProvider mp = new LogDocMergePolicyProvider(createStore(EMPTY_SETTINGS), service);
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.0));
service.refreshSettings(build(1.0));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(1.0));
service.refreshSettings(build(0.1));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.1));
service.refreshSettings(build(0.0));
assertThat(mp.getMergePolicy().getNoCFSRatio(), equalTo(0.0));
}
}
public Settings build(String value) {
return ImmutableSettings.builder().put(AbstractMergePolicyProvider.INDEX_COMPOUND_FORMAT, value).build();
}
public Settings build(double value) {
return ImmutableSettings.builder().put(AbstractMergePolicyProvider.INDEX_COMPOUND_FORMAT, value).build();
}
public Settings build(int value) {
return ImmutableSettings.builder().put(AbstractMergePolicyProvider.INDEX_COMPOUND_FORMAT, value).build();
}
public Settings build(boolean value) {
return ImmutableSettings.builder().put(AbstractMergePolicyProvider.INDEX_COMPOUND_FORMAT, value).build();
}
protected Store createStore(Settings settings) throws IOException {
DirectoryService directoryService = new RamDirectoryService(shardId, EMPTY_SETTINGS);
return new Store(shardId, settings, null, directoryService, new LeastUsedDistributor(directoryService));
}
}