solr/core/src/test/org/apache/solr/cloud/SliceStateTest.java

package org.apache.solr.cloud;

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with this
 * work for additional information regarding copyright ownership. The ASF
 * 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
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 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
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import org.apache.solr.SolrTestCaseJ4;
import org.apache.solr.common.cloud.ClusterState;
import org.apache.solr.common.cloud.DocCollection;
import org.apache.solr.common.cloud.DocRouter;
import org.apache.solr.common.cloud.Replica;
import org.apache.solr.common.cloud.Slice;
import org.apache.solr.common.cloud.ZkStateReader;
import org.junit.Test;

import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

public class SliceStateTest extends SolrTestCaseJ4 {
  @Test
  public void testDefaultSliceState() throws Exception {
    Map<String, DocCollection> collectionStates = new HashMap<>();
    Set<String> liveNodes = new HashSet<>();
    liveNodes.add("node1");

    Map<String, Slice> slices = new HashMap<>();
    Map<String, Replica> sliceToProps = new HashMap<>();
    Map<String, Object> props = new HashMap<>();

    Replica replica = new Replica("node1", props);
    sliceToProps.put("node1", replica);
    Slice slice = new Slice("shard1", sliceToProps, null);
    assertEquals("Default state not set to active", Slice.ACTIVE, slice.getState());
    slices.put("shard1", slice);
    collectionStates.put("collection1", new DocCollection("collection1", slices, null, DocRouter.DEFAULT));

    ZkStateReader mockZkStateReader = ClusterStateTest.getMockZkStateReader(collectionStates.keySet());
    ClusterState clusterState = new ClusterState(-1,liveNodes, collectionStates);
    byte[] bytes = ZkStateReader.toJSON(clusterState);
    ClusterState loadedClusterState = ClusterState.load(-1, bytes, liveNodes);

    assertEquals("Default state not set to active", "active", loadedClusterState.getSlice("collection1", "shard1").getState());
  }
}