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.procedure;
019
020import static org.junit.jupiter.api.Assertions.assertEquals;
021
022import java.io.IOException;
023import java.util.Date;
024import org.apache.hadoop.hbase.master.procedure.ProcedureDescriber;
025import org.apache.hadoop.hbase.procedure2.Procedure;
026import org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer;
027import org.apache.hadoop.hbase.procedure2.ProcedureSuspendedException;
028import org.apache.hadoop.hbase.procedure2.ProcedureYieldException;
029import org.apache.hadoop.hbase.testclassification.MasterTests;
030import org.apache.hadoop.hbase.testclassification.SmallTests;
031import org.junit.jupiter.api.Tag;
032import org.junit.jupiter.api.Test;
033
034import org.apache.hbase.thirdparty.com.google.protobuf.ByteString;
035import org.apache.hbase.thirdparty.com.google.protobuf.BytesValue;
036
037@Tag(MasterTests.TAG)
038@Tag(SmallTests.TAG)
039public class TestProcedureDescriber {
040
041  public static class TestProcedure extends Procedure {
042    @Override
043    protected Procedure[] execute(Object env)
044      throws ProcedureYieldException, ProcedureSuspendedException, InterruptedException {
045      return null;
046    }
047
048    @Override
049    protected void rollback(Object env) throws IOException, InterruptedException {
050    }
051
052    @Override
053    protected boolean abort(Object env) {
054      return false;
055    }
056
057    @Override
058    protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {
059      ByteString byteString = ByteString.copyFrom(new byte[] { 'A' });
060      BytesValue state = BytesValue.newBuilder().setValue(byteString).build();
061      serializer.serialize(state);
062    }
063
064    @Override
065    protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {
066    }
067  }
068
069  @Test
070  public void test() {
071    TestProcedure procedure = new TestProcedure();
072    String result = ProcedureDescriber.describe(procedure);
073
074    Date epoch = new Date(0);
075
076    assertEquals("{ ID => '-1', PARENT_ID => '-1', STATE => 'INITIALIZING', OWNER => '', "
077      + "TYPE => 'org.apache.hadoop.hbase.procedure.TestProcedureDescriber$TestProcedure', "
078      + "START_TIME => '" + epoch + "', LAST_UPDATE => '" + epoch + "', PARAMETERS => [ "
079      + "{ value => 'QQ==' } ] }", result);
080  }
081}