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ToAndFromJsonMetaDataTests.java
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ToAndFromJsonMetaDataTests.java
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/*
* 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.cluster.metadata;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.test.ElasticsearchTestCase;
import org.junit.Test;
import java.io.IOException;
import static org.elasticsearch.cluster.metadata.AliasMetaData.newAliasMetaDataBuilder;
import static org.elasticsearch.common.settings.ImmutableSettings.settingsBuilder;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
/**
*
*/
public class ToAndFromJsonMetaDataTests extends ElasticsearchTestCase {
@Test
public void testSimpleJsonFromAndTo() throws IOException {
MetaData metaData = MetaData.builder()
.put(IndexMetaData.builder("test1")
.numberOfShards(1)
.numberOfReplicas(2))
.put(IndexMetaData.builder("test2")
.settings(settingsBuilder().put("setting1", "value1").put("setting2", "value2"))
.numberOfShards(2)
.numberOfReplicas(3))
.put(IndexMetaData.builder("test3")
.numberOfShards(1)
.numberOfReplicas(2)
.putMapping("mapping1", MAPPING_SOURCE1))
.put(IndexMetaData.builder("test4")
.settings(settingsBuilder().put("setting1", "value1").put("setting2", "value2"))
.numberOfShards(1)
.numberOfReplicas(2)
.putMapping("mapping1", MAPPING_SOURCE1)
.putMapping("mapping2", MAPPING_SOURCE2))
.put(IndexMetaData.builder("test5")
.settings(settingsBuilder().put("setting1", "value1").put("setting2", "value2"))
.numberOfShards(1)
.numberOfReplicas(2)
.putMapping("mapping1", MAPPING_SOURCE1)
.putMapping("mapping2", MAPPING_SOURCE2)
.putAlias(newAliasMetaDataBuilder("alias1"))
.putAlias(newAliasMetaDataBuilder("alias2")))
.put(IndexMetaData.builder("test6")
.settings(settingsBuilder()
.put("setting1", "value1")
.put("setting2", "value2")
.put("index.aliases.0", "alias3")
.put("index.aliases.1", "alias1"))
.numberOfShards(1)
.numberOfReplicas(2)
.putMapping("mapping1", MAPPING_SOURCE1)
.putMapping("mapping2", MAPPING_SOURCE2)
.putAlias(newAliasMetaDataBuilder("alias1"))
.putAlias(newAliasMetaDataBuilder("alias2")))
.put(IndexMetaData.builder("test7")
.settings(settingsBuilder()
.put("setting1", "value1")
.put("setting2", "value2")
.put("index.aliases.0", "alias3")
.put("index.aliases.1", "alias1"))
.numberOfShards(1)
.numberOfReplicas(2)
.putMapping("mapping1", MAPPING_SOURCE1)
.putMapping("mapping2", MAPPING_SOURCE2)
.putAlias(newAliasMetaDataBuilder("alias1").filter(ALIAS_FILTER1))
.putAlias(newAliasMetaDataBuilder("alias2"))
.putAlias(newAliasMetaDataBuilder("alias4").filter(ALIAS_FILTER2)))
.put(IndexTemplateMetaData.builder("foo")
.template("bar")
.order(1).settings(settingsBuilder()
.put("setting1", "value1")
.put("setting2", "value2")))
.build();
String metaDataSource = MetaData.Builder.toXContent(metaData);
// System.out.println("ToJson: " + metaDataSource);
MetaData parsedMetaData = MetaData.Builder.fromXContent(XContentFactory.xContent(XContentType.JSON).createParser(metaDataSource));
IndexMetaData indexMetaData = parsedMetaData.index("test1");
assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2));
assertThat(indexMetaData.mappings().size(), equalTo(0));
indexMetaData = parsedMetaData.index("test2");
assertThat(indexMetaData.numberOfShards(), equalTo(2));
assertThat(indexMetaData.numberOfReplicas(), equalTo(3));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
assertThat(indexMetaData.mappings().size(), equalTo(0));
indexMetaData = parsedMetaData.index("test3");
assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(2));
assertThat(indexMetaData.mappings().size(), equalTo(1));
assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
indexMetaData = parsedMetaData.index("test4");
assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
assertThat(indexMetaData.mappings().size(), equalTo(2));
assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));
indexMetaData = parsedMetaData.index("test5");
assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
assertThat(indexMetaData.mappings().size(), equalTo(2));
assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));
assertThat(indexMetaData.aliases().size(), equalTo(2));
assertThat(indexMetaData.aliases().get("alias1").alias(), equalTo("alias1"));
assertThat(indexMetaData.aliases().get("alias2").alias(), equalTo("alias2"));
indexMetaData = parsedMetaData.index("test6");
assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
assertThat(indexMetaData.mappings().size(), equalTo(2));
assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));
assertThat(indexMetaData.aliases().size(), equalTo(3));
assertThat(indexMetaData.aliases().get("alias1").alias(), equalTo("alias1"));
assertThat(indexMetaData.aliases().get("alias2").alias(), equalTo("alias2"));
assertThat(indexMetaData.aliases().get("alias3").alias(), equalTo("alias3"));
indexMetaData = parsedMetaData.index("test7");
assertThat(indexMetaData.numberOfShards(), equalTo(1));
assertThat(indexMetaData.numberOfReplicas(), equalTo(2));
assertThat(indexMetaData.settings().getAsMap().size(), equalTo(4));
assertThat(indexMetaData.settings().get("setting1"), equalTo("value1"));
assertThat(indexMetaData.settings().get("setting2"), equalTo("value2"));
assertThat(indexMetaData.mappings().size(), equalTo(2));
assertThat(indexMetaData.mappings().get("mapping1").source().string(), equalTo(MAPPING_SOURCE1));
assertThat(indexMetaData.mappings().get("mapping2").source().string(), equalTo(MAPPING_SOURCE2));
assertThat(indexMetaData.aliases().size(), equalTo(4));
assertThat(indexMetaData.aliases().get("alias1").alias(), equalTo("alias1"));
assertThat(indexMetaData.aliases().get("alias1").filter().string(), equalTo(ALIAS_FILTER1));
assertThat(indexMetaData.aliases().get("alias2").alias(), equalTo("alias2"));
assertThat(indexMetaData.aliases().get("alias2").filter(), nullValue());
assertThat(indexMetaData.aliases().get("alias3").alias(), equalTo("alias3"));
assertThat(indexMetaData.aliases().get("alias3").filter(), nullValue());
assertThat(indexMetaData.aliases().get("alias4").alias(), equalTo("alias4"));
assertThat(indexMetaData.aliases().get("alias4").filter().string(), equalTo(ALIAS_FILTER2));
// templates
assertThat(parsedMetaData.templates().get("foo").name(), is("foo"));
assertThat(parsedMetaData.templates().get("foo").template(), is("bar"));
assertThat(parsedMetaData.templates().get("foo").settings().get("index.setting1"), is("value1"));
assertThat(parsedMetaData.templates().get("foo").settings().getByPrefix("index.").get("setting2"), is("value2"));
}
private static final String MAPPING_SOURCE1 = "{\"mapping1\":{\"text1\":{\"type\":\"string\"}}}";
private static final String MAPPING_SOURCE2 = "{\"mapping2\":{\"text2\":{\"type\":\"string\"}}}";
private static final String ALIAS_FILTER1 = "{\"field1\":\"value1\"}";
private static final String ALIAS_FILTER2 = "{\"field2\":\"value2\"}";
}