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* 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
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*/
package org.elasticsearch.cluster;
import org.elasticsearch.action.admin.cluster.state.ClusterStateResponse;
import org.elasticsearch.test.ESSingleNodeTestCase;
import static org.hamcrest.Matchers.greaterThanOrEqualTo;
/**
* Tests for the get cluster state API.
*
* See: {@link org.elasticsearch.action.admin.cluster.state.TransportClusterStateAction}
* {@link org.elasticsearch.rest.action.admin.cluster.RestClusterStateAction}
*/
public class GetClusterStateTests extends ESSingleNodeTestCase {
public void testGetClusterState() {
ClusterStateResponse response = client().admin().cluster().prepareState().get();
assertNotNull(response.getState());
assertNotNull(response.getClusterName());
// assume the cluster state size is 50 bytes or more, just so we aren't testing against size of 0
assertThat(response.getTotalCompressedSize().getBytes(), greaterThanOrEqualTo(50L));
}
public void testSizeDerivedFromFullClusterState() {
ClusterStateResponse response = client().admin().cluster().prepareState().get();
final ClusterState clusterState = response.getState();
final long totalCompressedSize = response.getTotalCompressedSize().getBytes();
// exclude the nodes from being returned, the total size returned should still be
// the same as when no filtering was applied to the cluster state retrieved
response = client().admin().cluster().prepareState().setNodes(false).get();
assertEquals(totalCompressedSize, response.getTotalCompressedSize().getBytes());
assertNotEquals(clusterState, response.getState());
assertEquals(0, response.getState().nodes().getSize());
}
}