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1   /**
2    *
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *     http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  package org.apache.hadoop.hbase.zookeeper;
20  
21  
22  import static org.junit.Assert.assertFalse;
23  import static org.junit.Assert.assertTrue;
24  
25  import java.io.IOException;
26  
27  import org.apache.commons.logging.Log;
28  import org.apache.commons.logging.LogFactory;
29  import org.apache.hadoop.hbase.*;
30  import org.apache.hadoop.hbase.testclassification.MediumTests;
31  import org.apache.zookeeper.KeeperException;
32  import org.junit.AfterClass;
33  import org.junit.BeforeClass;
34  import org.junit.Test;
35  import org.junit.experimental.categories.Category;
36  
37  @Category(MediumTests.class)
38  public class TestZKTable {
39    private static final Log LOG = LogFactory.getLog(TestZooKeeperNodeTracker.class);
40    private final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
41  
42    @BeforeClass
43    public static void setUpBeforeClass() throws Exception {
44      TEST_UTIL.startMiniZKCluster();
45    }
46  
47    @AfterClass
48    public static void tearDownAfterClass() throws Exception {
49      TEST_UTIL.shutdownMiniZKCluster();
50    }
51  
52    @Test
53    public void testTableStates()
54    throws ZooKeeperConnectionException, IOException, KeeperException {
55      final TableName name =
56          TableName.valueOf("testDisabled");
57      Abortable abortable = new Abortable() {
58        @Override
59        public void abort(String why, Throwable e) {
60          LOG.info(why, e);
61        }
62        
63        @Override
64        public boolean isAborted() {
65          return false;
66        }
67        
68      };
69      ZooKeeperWatcher zkw = new ZooKeeperWatcher(TEST_UTIL.getConfiguration(),
70        name.getNameAsString(), abortable, true);
71      ZKTable zkt = new ZKTable(zkw);
72      assertFalse(zkt.isEnabledTable(name));
73      assertFalse(zkt.isDisablingTable(name));
74      assertFalse(zkt.isDisabledTable(name));
75      assertFalse(zkt.isEnablingTable(name));
76      assertFalse(zkt.isDisablingOrDisabledTable(name));
77      assertFalse(zkt.isDisabledOrEnablingTable(name));
78      assertFalse(zkt.isTablePresent(name));
79      zkt.setDisablingTable(name);
80      assertTrue(zkt.isDisablingTable(name));
81      assertTrue(zkt.isDisablingOrDisabledTable(name));
82      assertFalse(zkt.getDisabledTables().contains(name));
83      assertTrue(zkt.isTablePresent(name));
84      zkt.setDisabledTable(name);
85      assertTrue(zkt.isDisabledTable(name));
86      assertTrue(zkt.isDisablingOrDisabledTable(name));
87      assertFalse(zkt.isDisablingTable(name));
88      assertTrue(zkt.getDisabledTables().contains(name));
89      assertTrue(zkt.isTablePresent(name));
90      zkt.setEnablingTable(name);
91      assertTrue(zkt.isEnablingTable(name));
92      assertTrue(zkt.isDisabledOrEnablingTable(name));
93      assertFalse(zkt.isDisabledTable(name));
94      assertFalse(zkt.getDisabledTables().contains(name));
95      assertTrue(zkt.isTablePresent(name));
96      zkt.setEnabledTable(name);
97      assertTrue(zkt.isEnabledTable(name));
98      assertFalse(zkt.isEnablingTable(name));
99      assertTrue(zkt.isTablePresent(name));
100     zkt.setDeletedTable(name);
101     assertFalse(zkt.isEnabledTable(name));
102     assertFalse(zkt.isDisablingTable(name));
103     assertFalse(zkt.isDisabledTable(name));
104     assertFalse(zkt.isEnablingTable(name));
105     assertFalse(zkt.isDisablingOrDisabledTable(name));
106     assertFalse(zkt.isDisabledOrEnablingTable(name));
107     assertFalse(zkt.isTablePresent(name));
108   }
109 
110 }
111