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   * Licensed to the Apache Software Foundation (ASF) under one
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   * 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
   * distributed under the License is distributed on an "AS IS" BASIS,
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   * See the License for the specific language governing permissions and
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  package org.apache.cassandra.repair;
  
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  import org.apache.cassandra.SchemaLoader;
  import org.apache.cassandra.cql3.statements.schema.CreateTableStatement;
  import org.apache.cassandra.db.ColumnFamilyStore;
  import org.apache.cassandra.repair.messages.SyncRequest;
  import org.apache.cassandra.repair.state.SyncState;
  import org.apache.cassandra.schema.KeyspaceParams;
  import org.apache.cassandra.schema.Schema;
  import org.apache.cassandra.schema.TableMetadata;
  import org.apache.cassandra.service.ActiveRepairService;
  import org.apache.cassandra.streaming.PreviewKind;
  import org.apache.cassandra.streaming.StreamPlan;
  import org.apache.cassandra.utils.Clock;
  import org.apache.cassandra.utils.TimeUUID;
  
  import static org.apache.cassandra.utils.TimeUUID.Generator.nextTimeUUID;
  
  public class StreamingRepairTaskTest extends AbstractRepairTest
  {
      protected String ks;
      protected final String tbl = "tbl";
      protected TableMetadata cfm;
      protected ColumnFamilyStore cfs;
  
      @BeforeClass
      public static void setupClass()
      {
          SchemaLoader.prepareServer();
      }
  
      @Before
      public void setup()
      {
          ks = "ks_" + System.currentTimeMillis();
          cfm = CreateTableStatement.parse(String.format("CREATE TABLE %s.%s (k INT PRIMARY KEY, v INT)", ks, tbl), ks).build();
          SchemaLoader.createKeyspace(ks, KeyspaceParams.simple(1), cfm);
          cfs = Schema.instance.getColumnFamilyStoreInstance(cfm.id);
      }
  
      @Test
      public void incrementalStreamPlan() throws NoSuchRepairSessionException
      {
          TimeUUID sessionID = registerSession(cfs, true, true);
          ActiveRepairService.ParentRepairSession prs = ActiveRepairService.instance().getParentRepairSession(sessionID);
          RepairJobDesc desc = new RepairJobDesc(sessionID, nextTimeUUID(), ks, tbl, prs.getRanges());
  
          SyncRequest request = new SyncRequest(desc, PARTICIPANT1, PARTICIPANT2, PARTICIPANT3, prs.getRanges(), PreviewKind.NONE, false);
          StreamingRepairTask task = new StreamingRepairTask(SharedContext.Global.instance, new SyncState(Clock.Global.clock(), desc, PARTICIPANT1, PARTICIPANT2, PARTICIPANT3), desc, request.initiator, request.src, request.dst, request.ranges, desc.sessionId, PreviewKind.NONE, false);
  
          StreamPlan plan = task.createStreamPlan(request.dst);
          Assert.assertFalse(plan.getFlushBeforeTransfer());
      }
  
      @Test
      public void fullStreamPlan() throws Exception
      {
          TimeUUID sessionID = registerSession(cfs, false, true);
          ActiveRepairService.ParentRepairSession prs = ActiveRepairService.instance().getParentRepairSession(sessionID);
          RepairJobDesc desc = new RepairJobDesc(sessionID, nextTimeUUID(), ks, tbl, prs.getRanges());
          SyncRequest request = new SyncRequest(desc, PARTICIPANT1, PARTICIPANT2, PARTICIPANT3, prs.getRanges(), PreviewKind.NONE, false);
          StreamingRepairTask task = new StreamingRepairTask(SharedContext.Global.instance, new SyncState(Clock.Global.clock(), desc, PARTICIPANT1, PARTICIPANT2, PARTICIPANT3), desc, request.initiator, request.src, request.dst, request.ranges, null, PreviewKind.NONE, false);
  
          StreamPlan plan = task.createStreamPlan(request.dst);
          Assert.assertTrue(plan.getFlushBeforeTransfer());
      }
  }
  