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.replication.master;
019
020import static org.junit.jupiter.api.Assertions.assertFalse;
021import static org.junit.jupiter.api.Assertions.assertThrows;
022import static org.junit.jupiter.api.Assertions.assertTrue;
023
024import org.apache.hadoop.hbase.testclassification.MasterTests;
025import org.apache.hadoop.hbase.testclassification.SmallTests;
026import org.junit.jupiter.api.Tag;
027import org.junit.jupiter.api.Test;
028
029@Tag(MasterTests.TAG)
030@Tag(SmallTests.TAG)
031public class TestLogCleanerBarrier {
032
033  @Test
034  public void test() {
035    ReplicationLogCleanerBarrier barrier = new ReplicationLogCleanerBarrier();
036    assertThrows(IllegalStateException.class, () -> barrier.stop());
037    assertThrows(IllegalStateException.class, () -> barrier.enable());
038    assertTrue(barrier.start());
039    assertThrows(IllegalStateException.class, () -> barrier.start());
040    assertThrows(IllegalStateException.class, () -> barrier.enable());
041    assertFalse(barrier.disable());
042    assertThrows(IllegalStateException.class, () -> barrier.enable());
043    barrier.stop();
044
045    for (int i = 0; i < 3; i++) {
046      assertTrue(barrier.disable());
047      assertFalse(barrier.start());
048    }
049    for (int i = 0; i < 3; i++) {
050      assertFalse(barrier.start());
051      barrier.enable();
052    }
053    assertTrue(barrier.start());
054  }
055}