| /* |
| * 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.wayang.core.platform; |
| |
| import org.apache.wayang.core.util.json.JSONObject; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.apache.wayang.core.api.Configuration; |
| import org.apache.wayang.core.api.configuration.KeyValueProvider; |
| import org.apache.wayang.core.optimizer.OptimizationContext; |
| import org.apache.wayang.core.optimizer.cardinality.CardinalityEstimate; |
| import org.apache.wayang.core.optimizer.costs.LoadProfileEstimator; |
| import org.apache.wayang.core.plan.wayangplan.ExecutionOperator; |
| import org.apache.wayang.core.platform.lineage.ExecutionLineageNode; |
| import org.apache.wayang.core.test.DummyExecutionOperator; |
| import org.apache.wayang.core.test.DummyPlatform; |
| import org.apache.wayang.core.test.SerializableDummyExecutionOperator; |
| import org.apache.wayang.core.util.JsonSerializables; |
| import org.apache.wayang.core.util.WayangCollections; |
| |
| import java.util.Arrays; |
| |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| /** |
| * Test suites for {@link PartialExecution}s. |
| */ |
| public class PartialExecutionTest { |
| |
| @Test |
| public void testJsonSerialization() { |
| // Create first OperatorContext with non-serializable ExecutionOperator. |
| final OptimizationContext.OperatorContext operatorContext1 = mock(OptimizationContext.OperatorContext.class); |
| when(operatorContext1.getOperator()).thenReturn(new DummyExecutionOperator(1, 1, false)); |
| when(operatorContext1.getInputCardinalities()).thenReturn(new CardinalityEstimate[]{new CardinalityEstimate(23, 42, 0.5)}); |
| when(operatorContext1.getOutputCardinalities()).thenReturn(new CardinalityEstimate[]{new CardinalityEstimate(23, 42, 0.5)}); |
| when(operatorContext1.getNumExecutions()).thenReturn(1); |
| |
| // Create first OperatorContext with non-serializable ExecutionOperator. |
| final OptimizationContext.OperatorContext operatorContext2 = mock(OptimizationContext.OperatorContext.class); |
| when(operatorContext2.getOperator()).thenReturn(new SerializableDummyExecutionOperator(52)); |
| when(operatorContext2.getInputCardinalities()).thenReturn(new CardinalityEstimate[]{new CardinalityEstimate(23, 42, 0.5)}); |
| when(operatorContext2.getOutputCardinalities()).thenReturn(new CardinalityEstimate[]{new CardinalityEstimate(23, 42, 0.5)}); |
| when(operatorContext2.getNumExecutions()).thenReturn(1); |
| |
| Configuration configuration = new Configuration(); |
| final KeyValueProvider<ExecutionOperator, LoadProfileEstimator> estimatorProvider = configuration.getOperatorLoadProfileEstimatorProvider(); |
| ExecutionLineageNode executionLineageNode1 = new ExecutionLineageNode(operatorContext1) |
| .add(estimatorProvider.provideFor((ExecutionOperator) operatorContext1.getOperator())); |
| ExecutionLineageNode executionLineageNode2 = new ExecutionLineageNode(operatorContext1) |
| .add(estimatorProvider.provideFor((ExecutionOperator) operatorContext2.getOperator())); |
| PartialExecution original = new PartialExecution(12345L, 12, 13, |
| Arrays.asList(executionLineageNode1, executionLineageNode2), |
| configuration |
| ); |
| original.addInitializedPlatform(DummyPlatform.getInstance()); |
| |
| final PartialExecution.Serializer serializer = new PartialExecution.Serializer(configuration); |
| final JSONObject jsonObject = JsonSerializables.serialize(original, false, serializer); |
| final PartialExecution loaded = JsonSerializables.deserialize(jsonObject, serializer, PartialExecution.class); |
| |
| Assert.assertEquals(original.getMeasuredExecutionTime(), loaded.getMeasuredExecutionTime()); |
| Assert.assertEquals(2, loaded.getAtomicExecutionGroups().size()); |
| Assert.assertEquals(1, loaded.getInitializedPlatforms().size()); |
| Assert.assertSame(DummyPlatform.getInstance(), WayangCollections.getAny(loaded.getInitializedPlatforms())); |
| } |
| |
| } |