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   * Licensed to the Apache Software Foundation (ASF) under one
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   * distributed with this work for additional information
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   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
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   *
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  package org.apache.cassandra.io.sstable;
  
  import java.io.IOException;
  
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  import org.apache.cassandra.SchemaLoader;
  import org.apache.cassandra.ServerTestUtils;
  import org.apache.cassandra.Util;
  import org.apache.cassandra.config.DatabaseDescriptor;
  import org.apache.cassandra.db.ColumnFamilyStore;
  import org.apache.cassandra.db.Keyspace;
  import org.apache.cassandra.db.SerializationHeader;
  import org.apache.cassandra.db.compaction.OperationType;
  import org.apache.cassandra.db.lifecycle.LifecycleTransaction;
  import org.apache.cassandra.dht.Murmur3Partitioner;
  import org.apache.cassandra.schema.KeyspaceParams;
  
  import static org.junit.Assert.assertEquals;
  
  public class RangeAwareSSTableWriterTest
  {
      public static final String KEYSPACE1 = "Keyspace1";
      public static final String CF_STANDARD = "Standard1";
  
      public static ColumnFamilyStore cfs;
  
      @BeforeClass
      public static void defineSchema() throws Exception
      {
          DatabaseDescriptor.daemonInitialization();
          DatabaseDescriptor.setPartitionerUnsafe(Murmur3Partitioner.instance);
          SchemaLoader.cleanupAndLeaveDirs();
          ServerTestUtils.prepareServerNoRegister();
          SchemaLoader.createKeyspace(KEYSPACE1,
                                      KeyspaceParams.simple(1),
                                      SchemaLoader.standardCFMD(KEYSPACE1, CF_STANDARD)
                                                  .partitioner(Murmur3Partitioner.instance));
          Keyspace keyspace = Keyspace.open(KEYSPACE1);
          cfs = keyspace.getColumnFamilyStore(CF_STANDARD);
          cfs.clearUnsafe();
          cfs.disableAutoCompaction();
      }
  
      @Test
      public void testAccessWriterBeforeAppend() throws IOException
      {
  
          SchemaLoader.insertData(KEYSPACE1, CF_STANDARD, 0, 1);
          Util.flush(cfs);
  
          LifecycleTransaction txn = LifecycleTransaction.offline(OperationType.STREAM);
  
          RangeAwareSSTableWriter writer = new RangeAwareSSTableWriter(cfs,
                                                                       0,
                                                                       0,
                                                                       null,
                                                                       false,
                                                                       DatabaseDescriptor.getSelectedSSTableFormat(),
                                                                       0,
                                                                       0,
                                                                       txn,
                                                                       SerializationHeader.make(cfs.metadata(),
                                                                                                cfs.getLiveSSTables()));
          assertEquals(cfs.metadata.id, writer.getTableId());
          assertEquals(0L, writer.getBytesWritten());
          assertEquals(0L, writer.getOnDiskBytesWritten());
      }
  }
  