Package org.apache.drill.exec.physical.impl.filter

Source Code of org.apache.drill.exec.physical.impl.filter.TestSimpleFilter

/**
* 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.physical.impl.filter;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import mockit.Injectable;
import mockit.NonStrictExpectations;

import org.apache.drill.common.config.DrillConfig;
import org.apache.drill.common.util.FileUtils;
import org.apache.drill.exec.ExecTest;
import org.apache.drill.exec.expr.fn.FunctionImplementationRegistry;
import org.apache.drill.exec.memory.TopLevelAllocator;
import org.apache.drill.exec.ops.FragmentContext;
import org.apache.drill.exec.physical.PhysicalPlan;
import org.apache.drill.exec.physical.base.FragmentRoot;
import org.apache.drill.exec.physical.impl.ImplCreator;
import org.apache.drill.exec.physical.impl.OperatorCreatorRegistry;
import org.apache.drill.exec.physical.impl.SimpleRootExec;
import org.apache.drill.exec.planner.PhysicalPlanReader;
import org.apache.drill.exec.proto.BitControl.PlanFragment;
import org.apache.drill.exec.proto.CoordinationProtos;
import org.apache.drill.exec.rpc.user.UserServer.UserClientConnection;
import org.apache.drill.exec.server.DrillbitContext;
import org.junit.Test;

import com.codahale.metrics.MetricRegistry;
import com.google.common.base.Charsets;
import com.google.common.io.Files;

public class TestSimpleFilter extends ExecTest {
  static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestSimpleFilter.class);
  DrillConfig c = DrillConfig.create();


  @Test
  public void testFilter(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable{
//    System.out.println(System.getProperty("java.class.path"));


    new NonStrictExpectations(){{
      bitContext.getMetrics(); result = new MetricRegistry();
      bitContext.getAllocator(); result = new TopLevelAllocator();
      bitContext.getOperatorCreatorRegistry(); result = new OperatorCreatorRegistry(c);
      bitContext.getConfig(); result = c;
    }};


    PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
    PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/filter/test1.json"), Charsets.UTF_8));
    FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
    FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    while(exec.next()){
      assertEquals(50, exec.getRecordCount());
    }

    exec.stop();

    if(context.getFailureCause() != null){
      throw context.getFailureCause();
    }
    assertTrue(!context.isFailed());

  }

  @Test
  public void testSV4Filter(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable{
    new NonStrictExpectations(){{
      bitContext.getMetrics(); result = new MetricRegistry();
      bitContext.getAllocator(); result = new TopLevelAllocator();
      bitContext.getOperatorCreatorRegistry(); result = new OperatorCreatorRegistry(c);
      bitContext.getConfig(); result = c;
    }};

    PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
    PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/filter/test_sv4.json"), Charsets.UTF_8));
    FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
    FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
    SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
    int recordCount = 0;
    while(exec.next()) {
      for (int i = 0; i < exec.getSelectionVector4().getCount(); i++) {
        System.out.println("Got: " + exec.getSelectionVector4().get(i));
      }
      recordCount += exec.getSelectionVector4().getCount();
    }
    exec.stop();
    assertEquals(50, recordCount);

    if(context.getFailureCause() != null){
      throw context.getFailureCause();
    }
    assertTrue(!context.isFailed());

  }

}
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