/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.facebook.presto.raptor.storage;
import org.testng.annotations.Test;
import static com.facebook.presto.raptor.storage.ShardRecoveryManager.MissingShardComparator;
import static com.facebook.presto.raptor.storage.ShardRecoveryManager.MissingShardRunnable;
import static org.testng.Assert.assertEquals;
public class TestMissingShardComparator
{
@Test
public void testOrdering()
throws Exception
{
MissingShardComparator comparator = new MissingShardComparator();
assertEquals(comparator.compare(new DummyMissingShardRunnable(false), new DummyMissingShardRunnable(false)), 0);
assertEquals(comparator.compare(new DummyMissingShardRunnable(false), new DummyMissingShardRunnable(true)), 1);
assertEquals(comparator.compare(new DummyMissingShardRunnable(true), new DummyMissingShardRunnable(false)), -1);
assertEquals(comparator.compare(new DummyMissingShardRunnable(true), new DummyMissingShardRunnable(true)), 0);
}
private static class DummyMissingShardRunnable
implements MissingShardRunnable
{
private final boolean active;
DummyMissingShardRunnable(boolean active)
{
this.active = active;
}
@Override
public boolean isActive()
{
return active;
}
@Override
public void run()
{
throw new UnsupportedOperationException();
}
}
}