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.mockito.Mockito.mock;
022import static org.mockito.Mockito.when;
023
024import org.apache.hadoop.hbase.testclassification.MiscTests;
025import org.apache.hadoop.hbase.testclassification.SmallTests;
026import org.apache.hadoop.hbase.zookeeper.ZKWatcher;
027import org.junit.jupiter.api.BeforeEach;
028import org.junit.jupiter.api.Tag;
029import org.junit.jupiter.api.Test;
030
031@Tag(MiscTests.TAG)
032@Tag(SmallTests.TAG)
033public class TestZKStringFormatter {
034
035  private ZKWatcher zkWatcher;
036
037  @BeforeEach
038  public void setUp() throws Exception {
039    zkWatcher = mock(ZKWatcher.class);
040  }
041
042  @Test
043  public void testFormatZKStringNullQuorum() {
044    when(zkWatcher.getQuorum()).thenReturn(null);
045    String result = ZKStringFormatter.formatZKString(zkWatcher);
046    assertEquals("", result);
047  }
048
049  @Test
050  public void testFormatZKStringEmptyQuorum() {
051    when(zkWatcher.getQuorum()).thenReturn("");
052    String result = ZKStringFormatter.formatZKString(zkWatcher);
053    assertEquals("", result);
054  }
055
056  @Test
057  public void testFormatZKStringOneServer() {
058    when(zkWatcher.getQuorum()).thenReturn("127.0.0.1:21818");
059    String result = ZKStringFormatter.formatZKString(zkWatcher);
060    assertEquals("127.0.0.1:21818", result);
061  }
062
063  @Test
064  public void testFormatZKStringMultipleServers() {
065    when(zkWatcher.getQuorum()).thenReturn("127.0.0.1:21818,127.0.0.1:21819,127.0.0.1:21820");
066    String result = ZKStringFormatter.formatZKString(zkWatcher);
067    assertEquals("127.0.0.1:21818<br/>127.0.0.1:21819<br/>127.0.0.1:21820", result);
068  }
069}