content: /*
   * 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
   * 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.apache.cassandra.db;
  
  import java.nio.file.Files;
  import java.nio.file.StandardOpenOption;
  
  import org.junit.Test;
  
  import org.apache.cassandra.cql3.CQLTester;
  import org.apache.cassandra.io.sstable.format.SSTableFormat.Components;
  import org.apache.cassandra.io.sstable.format.SSTableReader;
  import org.apache.cassandra.io.util.File;
  import org.apache.cassandra.service.snapshot.SnapshotManager;
  
  public class SnapshotTest extends CQLTester
  {
      @Test
      public void testEmptyTOC() throws Throwable
      {
          createTable("create table %s (id int primary key, k int)");
          execute("insert into %s (id, k) values (1,1)");
          getCurrentColumnFamilyStore().forceBlockingFlush(ColumnFamilyStore.FlushReason.UNIT_TESTS);
          for (SSTableReader sstable : getCurrentColumnFamilyStore().getLiveSSTables())
          {
              File toc = sstable.descriptor.fileFor(Components.TOC);
              Files.write(toc.toPath(), new byte[0], StandardOpenOption.TRUNCATE_EXISTING);
          }
  
          SnapshotManager.instance.takeSnapshot("hello", getCurrentColumnFamilyStore().getKeyspaceTableName());
      }
  }
  