1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18 package org.apache.hadoop.hbase.zookeeper;
19
20 import java.util.Properties;
21
22 import junit.framework.Assert;
23
24 import org.apache.hadoop.conf.Configuration;
25 import org.apache.hadoop.hbase.HBaseConfiguration;
26 import org.apache.hadoop.hbase.HConstants;
27 import org.apache.hadoop.hbase.SmallTests;
28 import org.junit.Test;
29 import org.junit.experimental.categories.Category;
30
31 @Category(SmallTests.class)
32 public class TestZKConfig {
33 @Test
34 public void testZKConfigLoading() throws Exception {
35 // Test depends on test resource 'zoo.cfg' at src/test/resources/zoo.cfg
36 Configuration conf = HBaseConfiguration.create();
37 // Test that by default we do not pick up any property from the zoo.cfg
38 // since that feature is to be deprecated and removed. So we should read only
39 // from the config instance (i.e. via hbase-default.xml and hbase-site.xml)
40 conf.setInt(HConstants.ZOOKEEPER_CLIENT_PORT, 2181);
41 Properties props = ZKConfig.makeZKProps(conf);
42 Assert.assertEquals(
43 "Property client port should have been default from the HBase config",
44 "2181",
45 props.getProperty("clientPort"));
46 // Test deprecated zoo.cfg read support by explicitly enabling it and
47 // thereby relying on our test resource zoo.cfg to be read.
48 // We may remove this test after a higher release (i.e. post-deprecation).
49 conf.setBoolean(HConstants.HBASE_CONFIG_READ_ZOOKEEPER_CONFIG, true);
50 props = ZKConfig.makeZKProps(conf);
51 Assert.assertEquals(
52 "Property client port should have been from zoo.cfg",
53 "9999",
54 props.getProperty("clientPort"));
55 }
56 }