package org.apache.cassandra.db; /* * * 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. * */ import java.io.IOException; import java.util.concurrent.ExecutionException; import org.apache.cassandra.Util; import org.junit.Test; import org.apache.cassandra.CleanupHelper; import org.apache.cassandra.db.commitlog.CommitLog; import static org.apache.cassandra.Util.column; public class RecoveryManager2Test extends CleanupHelper { @Test public void testWithFlush() throws IOException, ExecutionException, InterruptedException { CompactionManager.instance.disableAutoCompaction(); for (int i = 0; i < 100; i++) { String key = "key" + i; insertRow(key); } Table table1 = Table.open("Keyspace1"); ColumnFamilyStore cfs = table1.getColumnFamilyStore("Standard1"); cfs.forceBlockingFlush(); cfs.clearUnsafe(); CommitLog.recover(); // this is a no-op. is testing this useful? assert Util.getRangeSlice(cfs).rows.isEmpty(); } private void insertRow(String key) throws IOException { RowMutation rm = new RowMutation("Keyspace1", key); ColumnFamily cf = ColumnFamily.create("Keyspace1", "Standard1"); cf.addColumn(column("col1", "val1", 1L)); rm.add(cf); rm.apply(); } }