| /* |
| * 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.drill.exec; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertNull; |
| |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| |
| import org.apache.drill.common.config.DrillConfig; |
| import org.apache.drill.common.config.LogicalPlanPersistence; |
| import org.apache.drill.common.expression.ExpressionPosition; |
| import org.apache.drill.common.expression.ValueExpressions; |
| import org.apache.drill.common.logical.PlanProperties; |
| import org.apache.drill.exec.physical.PhysicalPlan; |
| import org.apache.drill.exec.physical.base.PhysicalOperator; |
| import org.apache.drill.exec.physical.config.Filter; |
| import org.apache.drill.exec.physical.config.Screen; |
| import org.apache.drill.exec.physical.config.UnionExchange; |
| import org.apache.drill.exec.planner.PhysicalPlanReader; |
| import org.apache.drill.exec.planner.PhysicalPlanReaderTestFactory; |
| import org.apache.drill.exec.planner.cost.PrelCostEstimates; |
| import org.apache.drill.exec.proto.CoordinationProtos; |
| import org.apache.drill.exec.store.direct.DirectSubScan; |
| import org.apache.drill.exec.store.mock.MockSubScanPOP; |
| import org.apache.drill.exec.store.pojo.DynamicPojoRecordReader; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import com.fasterxml.jackson.databind.ObjectWriter; |
| import org.apache.drill.shaded.guava.com.google.common.collect.Lists; |
| |
| public class TestOpSerialization { |
| static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestOpSerialization.class); |
| private DrillConfig config; |
| private PhysicalPlanReader reader; |
| private ObjectWriter writer; |
| |
| private static PhysicalOperator setupPhysicalOperator(PhysicalOperator operator) |
| { |
| operator.setOperatorId(1); |
| operator.setCost(new PrelCostEstimates(1.0, 1.0)); |
| operator.setMaxAllocation(1000); |
| return operator; |
| } |
| |
| private static void assertOperator(PhysicalOperator operator) |
| { |
| assertEquals(1, operator.getOperatorId()); |
| assertEquals(1.0, operator.getCost().getOutputRowCount(), 0.00001); |
| assertEquals(1000, operator.getMaxAllocation()); |
| } |
| |
| @Before |
| public void setUp() |
| { |
| config = DrillConfig.create(); |
| reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(config); |
| LogicalPlanPersistence logicalPlanPersistence = PhysicalPlanReaderTestFactory.defaultLogicalPlanPersistence(config); |
| writer = logicalPlanPersistence.getMapper().writer(); |
| } |
| |
| @Test |
| public void testDirectSubScan() throws Exception { |
| LinkedHashMap<String, Class<?>> schema = new LinkedHashMap<>(); |
| schema.put("count1", Long.class); |
| schema.put("count2", Long.class); |
| |
| DirectSubScan scan = new DirectSubScan(new DynamicPojoRecordReader<>(schema, |
| Collections.singletonList(Arrays.asList(0L, 1L)))); |
| scan = (DirectSubScan) reader.readFragmentLeaf(writer.writeValueAsString(setupPhysicalOperator(scan))); |
| assertOperator(scan); |
| } |
| |
| @Test |
| public void testMockSubScan() throws Exception { |
| MockSubScanPOP scan = new MockSubScanPOP("abc", false, null); |
| scan.setOperatorId(1); |
| scan = (MockSubScanPOP) reader.readFragmentLeaf(writer.writeValueAsString(setupPhysicalOperator(scan))); |
| assertOperator(scan); |
| assertEquals("abc", scan.getUrl()); |
| assertNull(scan.getReadEntries()); |
| assertFalse(scan.isExtended()); |
| } |
| |
| @Test |
| public void testSerializedDeserialize() throws Throwable { |
| MockSubScanPOP s = new MockSubScanPOP("abc", false, null); |
| s.setOperatorId(3); |
| Filter f = new Filter(s, new ValueExpressions.BooleanExpression("true", ExpressionPosition.UNKNOWN), 0.1f); |
| f.setOperatorId(2); |
| UnionExchange e = new UnionExchange(f); |
| e.setOperatorId(1); |
| Screen screen = new Screen(e, CoordinationProtos.DrillbitEndpoint.getDefaultInstance()); |
| screen.setOperatorId(0); |
| |
| boolean reversed = false; |
| while (true) { |
| |
| List<PhysicalOperator> pops = Lists.newArrayList(); |
| pops.add(s); |
| pops.add(e); |
| pops.add(f); |
| pops.add(screen); |
| |
| if (reversed) { |
| pops = Lists.reverse(pops); |
| } |
| PhysicalPlan plan1 = new PhysicalPlan(PlanProperties.builder().build(), pops); |
| String json = plan1.unparse(writer); |
| |
| PhysicalPlan plan2 = reader.readPhysicalPlan(json); |
| |
| PhysicalOperator root = plan2.getSortedOperators(false).iterator().next(); |
| assertEquals(0, root.getOperatorId()); |
| PhysicalOperator o1 = root.iterator().next(); |
| assertEquals(1, o1.getOperatorId()); |
| PhysicalOperator o2 = o1.iterator().next(); |
| assertEquals(2, o2.getOperatorId()); |
| if(reversed) { |
| break; |
| } |
| reversed = !reversed; |
| } |
| |
| } |
| |
| } |