/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.twill.yarn;
import com.google.common.collect.ImmutableSet;
import org.apache.twill.api.AbstractTwillRunnable;
import org.apache.twill.api.TwillSpecification;
import org.junit.Assert;
import org.junit.Test;
import java.util.List;
/**
*
*/
public class TwillSpecificationTest {
/**
* Dummy for test.
*/
public static final class DummyRunnable extends AbstractTwillRunnable {
@Override
public void stop() {
// no-op
}
@Override
public void run() {
// no-op
}
}
@Test
public void testAnyOrder() {
TwillSpecification spec =
TwillSpecification.Builder.with()
.setName("Testing")
.withRunnable()
.add("r1", new DummyRunnable()).noLocalFiles()
.add("r2", new DummyRunnable()).noLocalFiles()
.add("r3", new DummyRunnable()).noLocalFiles()
.anyOrder()
.build();
Assert.assertEquals(3, spec.getRunnables().size());
List<TwillSpecification.Order> orders = spec.getOrders();
Assert.assertEquals(1, orders.size());
Assert.assertEquals(ImmutableSet.of("r1", "r2", "r3"), orders.get(0).getNames());
}
@Test
public void testOrder() {
TwillSpecification spec =
TwillSpecification.Builder.with()
.setName("Testing")
.withRunnable()
.add("r1", new DummyRunnable()).noLocalFiles()
.add("r2", new DummyRunnable()).noLocalFiles()
.add("r3", new DummyRunnable()).noLocalFiles()
.add("r4", new DummyRunnable()).noLocalFiles()
.withOrder().begin("r1", "r2").nextWhenStarted("r3")
.build();
Assert.assertEquals(4, spec.getRunnables().size());
List<TwillSpecification.Order> orders = spec.getOrders();
Assert.assertEquals(3, orders.size());
Assert.assertEquals(ImmutableSet.of("r1", "r2"), orders.get(0).getNames());
Assert.assertEquals(ImmutableSet.of("r3"), orders.get(1).getNames());
Assert.assertEquals(ImmutableSet.of("r4"), orders.get(2).getNames());
}
}