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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.zookeeper.KeeperException;
31  import org.junit.AfterClass;
32  import org.junit.BeforeClass;
33  import org.junit.Test;
34  import org.junit.experimental.categories.Category;
35  
36  @Category(MediumTests.class)
37  public class TestZKTable {
38    private static final Log LOG = LogFactory.getLog(TestZooKeeperNodeTracker.class);
39    private final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
40  
41    @BeforeClass
42    public static void setUpBeforeClass() throws Exception {
43      TEST_UTIL.startMiniZKCluster();
44    }
45  
46    @AfterClass
47    public static void tearDownAfterClass() throws Exception {
48      TEST_UTIL.shutdownMiniZKCluster();
49    }
50  
51    @Test
52    public void testTableStates()
53    throws ZooKeeperConnectionException, IOException, KeeperException {
54      final TableName name =
55          TableName.valueOf("testDisabled");
56      Abortable abortable = new Abortable() {
57        @Override
58        public void abort(String why, Throwable e) {
59          LOG.info(why, e);
60        }
61        
62        @Override
63        public boolean isAborted() {
64          return false;
65        }
66        
67      };
68      ZooKeeperWatcher zkw = new ZooKeeperWatcher(TEST_UTIL.getConfiguration(),
69        name.getNameAsString(), abortable, true);
70      ZKTable zkt = new ZKTable(zkw);
71      assertFalse(zkt.isEnabledTable(name));
72      assertFalse(zkt.isDisablingTable(name));
73      assertFalse(zkt.isDisabledTable(name));
74      assertFalse(zkt.isEnablingTable(name));
75      assertFalse(zkt.isDisablingOrDisabledTable(name));
76      assertFalse(zkt.isDisabledOrEnablingTable(name));
77      assertFalse(zkt.isTablePresent(name));
78      zkt.setDisablingTable(name);
79      assertTrue(zkt.isDisablingTable(name));
80      assertTrue(zkt.isDisablingOrDisabledTable(name));
81      assertFalse(zkt.getDisabledTables().contains(name));
82      assertTrue(zkt.isTablePresent(name));
83      zkt.setDisabledTable(name);
84      assertTrue(zkt.isDisabledTable(name));
85      assertTrue(zkt.isDisablingOrDisabledTable(name));
86      assertFalse(zkt.isDisablingTable(name));
87      assertTrue(zkt.getDisabledTables().contains(name));
88      assertTrue(zkt.isTablePresent(name));
89      zkt.setEnablingTable(name);
90      assertTrue(zkt.isEnablingTable(name));
91      assertTrue(zkt.isDisabledOrEnablingTable(name));
92      assertFalse(zkt.isDisabledTable(name));
93      assertFalse(zkt.getDisabledTables().contains(name));
94      assertTrue(zkt.isTablePresent(name));
95      zkt.setEnabledTable(name);
96      assertTrue(zkt.isEnabledTable(name));
97      assertFalse(zkt.isEnablingTable(name));
98      assertTrue(zkt.isTablePresent(name));
99      zkt.setDeletedTable(name);
100     assertFalse(zkt.isEnabledTable(name));
101     assertFalse(zkt.isDisablingTable(name));
102     assertFalse(zkt.isDisabledTable(name));
103     assertFalse(zkt.isEnablingTable(name));
104     assertFalse(zkt.isDisablingOrDisabledTable(name));
105     assertFalse(zkt.isDisabledOrEnablingTable(name));
106     assertFalse(zkt.isTablePresent(name));
107   }
108 
109 }
110