/*
* The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
* (the "License"). You may not use this work except in compliance with the License, which is
* available at www.apache.org/licenses/LICENSE-2.0
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied, as more fully set forth in the License.
*
* See the NOTICE file distributed with this work for information regarding copyright ownership.
*/
package alluxio.master.lineage.meta;
import alluxio.proto.journal.Journal.JournalEntry;
import org.junit.Assert;
import org.junit.Test;
/**
* Unit tests for {@link LineageIdGenerator}.
*/
public final class LineageIdGeneratorTest {
/**
* Tests the {@link LineageIdGenerator#initFromJournalEntry(
* alluxio.proto.journal.Lineage.LineageIdGeneratorEntry)} method.
*/
@Test
public void journalEntrySerialization() {
LineageIdGenerator generator = new LineageIdGenerator();
long id = generator.generateId();
JournalEntry entry = generator.toJournalEntry();
generator = new LineageIdGenerator();
generator.initFromJournalEntry(entry.getLineageIdGenerator());
Assert.assertEquals(id + 1, generator.generateId());
}
}