| /* |
| * 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.beam.runners.dataflow.worker.counters; |
| |
| import static org.apache.beam.runners.dataflow.worker.counters.DataflowCounterUpdateExtractor.longToSplitInt; |
| import static org.apache.beam.runners.dataflow.worker.counters.DataflowCounterUpdateExtractor.splitIntToLong; |
| import static org.junit.Assert.assertEquals; |
| |
| import com.google.api.services.dataflow.model.CounterMetadata; |
| import com.google.api.services.dataflow.model.CounterStructuredNameAndMetadata; |
| import com.google.api.services.dataflow.model.CounterUpdate; |
| import com.google.api.services.dataflow.model.IntegerMean; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.apache.beam.runners.dataflow.worker.MetricsToCounterUpdateConverter.Kind; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class MeanCounterUpdateAggregatorTest { |
| |
| private List<CounterUpdate> counterUpdates; |
| private MeanCounterUpdateAggregator aggregator; |
| |
| @Before |
| public void setUp() { |
| counterUpdates = new ArrayList<>(); |
| aggregator = new MeanCounterUpdateAggregator(); |
| for (int i = 0; i < 10; i++) { |
| counterUpdates.add( |
| new CounterUpdate() |
| .setStructuredNameAndMetadata( |
| new CounterStructuredNameAndMetadata() |
| .setMetadata(new CounterMetadata().setKind(Kind.MEAN.toString()))) |
| .setIntegerMean( |
| new IntegerMean().setSum(longToSplitInt((long) i)).setCount(longToSplitInt(1L)))); |
| } |
| } |
| |
| @Test |
| public void testAggregate() { |
| CounterUpdate combined = aggregator.aggregate(counterUpdates); |
| assertEquals(45L, splitIntToLong(combined.getIntegerMean().getSum())); |
| assertEquals(10L, splitIntToLong(combined.getIntegerMean().getCount())); |
| } |
| |
| @Test(expected = UnsupportedOperationException.class) |
| public void testAggregateWithNullIntegerMean() { |
| counterUpdates.get(0).setIntegerMean(null); |
| aggregator.aggregate(counterUpdates); |
| } |
| } |