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.util;
019
020import static org.junit.jupiter.api.Assertions.assertEquals;
021import static org.junit.jupiter.api.Assertions.assertNull;
022
023import java.util.List;
024import java.util.Map;
025import org.apache.hadoop.conf.Configuration;
026import org.apache.hadoop.hbase.testclassification.SmallTests;
027import org.junit.jupiter.api.BeforeEach;
028import org.junit.jupiter.api.Tag;
029import org.junit.jupiter.api.Test;
030
031import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableMap;
032import org.apache.hbase.thirdparty.com.google.common.collect.Lists;
033
034@Tag(SmallTests.TAG)
035public class TestConfigurationUtil {
036
037  private Configuration conf;
038  private Map<String, String> keyValues;
039  private String key;
040
041  @BeforeEach
042  public void setUp() throws Exception {
043    this.conf = new Configuration();
044    this.keyValues = ImmutableMap.of("k1", "v1", "k2", "v2");
045    this.key = "my_conf_key";
046  }
047
048  public void callSetKeyValues() {
049    ConfigurationUtil.setKeyValues(conf, key, keyValues.entrySet());
050  }
051
052  public List<Map.Entry<String, String>> callGetKeyValues() {
053    return ConfigurationUtil.getKeyValues(conf, key);
054  }
055
056  @Test
057  public void testGetAndSetKeyValuesWithValues() throws Exception {
058    callSetKeyValues();
059    assertEquals(Lists.newArrayList(this.keyValues.entrySet()), callGetKeyValues());
060  }
061
062  @Test
063  public void testGetKeyValuesWithUnsetKey() throws Exception {
064    assertNull(callGetKeyValues());
065  }
066
067}