| /* |
| * 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 org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.cassandra.SchemaLoader; |
| import org.apache.cassandra.Util; |
| import org.apache.cassandra.schema.ColumnMetadata; |
| import org.apache.cassandra.db.rows.Row; |
| import org.apache.cassandra.db.partitions.*; |
| import org.apache.cassandra.schema.KeyspaceParams; |
| import org.apache.cassandra.utils.ByteBufferUtil; |
| import org.apache.cassandra.utils.FBUtilities; |
| |
| import static junit.framework.Assert.assertFalse; |
| import static junit.framework.Assert.assertTrue; |
| |
| public class DeletePartitionTest |
| { |
| private static final String KEYSPACE1 = "RemoveColumnFamilyTest"; |
| private static final String CF_STANDARD1 = "Standard1"; |
| |
| @BeforeClass |
| public static void defineSchema() |
| { |
| SchemaLoader.prepareServer(); |
| SchemaLoader.createKeyspace(KEYSPACE1, |
| KeyspaceParams.simple(1), |
| SchemaLoader.standardCFMD(KEYSPACE1, CF_STANDARD1)); |
| } |
| |
| @Test |
| public void testDeletePartition() |
| { |
| testDeletePartition(Util.dk("key1"), true, true); |
| testDeletePartition(Util.dk("key2"), true, false); |
| testDeletePartition(Util.dk("key3"), false, true); |
| testDeletePartition(Util.dk("key4"), false, false); |
| } |
| |
| public void testDeletePartition(DecoratedKey key, boolean flushBeforeRemove, boolean flushAfterRemove) |
| { |
| ColumnFamilyStore store = Keyspace.open(KEYSPACE1).getColumnFamilyStore(CF_STANDARD1); |
| ColumnMetadata column = store.metadata().getColumn(ByteBufferUtil.bytes("val")); |
| |
| // write |
| new RowUpdateBuilder(store.metadata(), 0, key.getKey()) |
| .clustering("Column1") |
| .add("val", "asdf") |
| .build() |
| .applyUnsafe(); |
| |
| // validate that data's written |
| FilteredPartition partition = Util.getOnlyPartition(Util.cmd(store, key).build()); |
| assertTrue(partition.rowCount() > 0); |
| Row r = partition.iterator().next(); |
| assertTrue(r.getCell(column).value().equals(ByteBufferUtil.bytes("asdf"))); |
| |
| if (flushBeforeRemove) |
| store.forceBlockingFlush(); |
| |
| // delete the partition |
| new Mutation.PartitionUpdateCollector(KEYSPACE1, key) |
| .add(PartitionUpdate.fullPartitionDelete(store.metadata(), key, 0, FBUtilities.nowInSeconds())) |
| .build() |
| .applyUnsafe(); |
| |
| if (flushAfterRemove) |
| store.forceBlockingFlush(); |
| |
| // validate removal |
| ImmutableBTreePartition partitionUnfiltered = Util.getOnlyPartitionUnfiltered(Util.cmd(store, key).build()); |
| assertFalse(partitionUnfiltered.partitionLevelDeletion().isLive()); |
| assertFalse(partitionUnfiltered.iterator().hasNext()); |
| } |
| } |