001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.client;
019
020import org.apache.hadoop.hbase.TableName;
021import org.apache.hadoop.hbase.snapshot.SnapshotTestingUtils;
022import org.junit.Test;
023
024public class RestoreSnapshotFromClientAfterTruncateTestBase
025    extends RestoreSnapshotFromClientTestBase {
026
027  @Test
028  public void testRestoreSnapshotAfterTruncate() throws Exception {
029    TableName tableName = TableName.valueOf(getValidMethodName());
030    SnapshotTestingUtils.createTable(TEST_UTIL, tableName, getNumReplicas(), FAMILY);
031    SnapshotTestingUtils.loadData(TEST_UTIL, tableName, 500, FAMILY);
032    int numOfRows = 0;
033
034    try (Table table = TEST_UTIL.getConnection().getTable(tableName)) {
035      numOfRows = countRows(table);
036    }
037    // take snapshot
038    admin.snapshot("snap", tableName);
039    admin.disableTable(tableName);
040    admin.truncateTable(tableName, false);
041    admin.disableTable(tableName);
042    admin.restoreSnapshot("snap");
043
044    admin.enableTable(tableName);
045    verifyRowCount(TEST_UTIL, tableName, numOfRows);
046    SnapshotTestingUtils.verifyReplicasCameOnline(tableName, admin, getNumReplicas());
047  }
048}