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

Source Code of org.apache.drill.exec.physical.impl.trace.TestTraceMultiRecordBatch

/**
* 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.trace;

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;

/*
* This test uses a physical plan with the mock scan that generates 100k records.
* Here we inject the "trace" operator in two locations in the plan.
*
* The goal of this test is to make sure the trace operator works fine across
* multiple record batches and when there is a selection vector present in the
* incoming container of the trace operator.
*/
public class TestTraceMultiRecordBatch extends ExecTest {
    static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestTraceOutputDump.class);
    DrillConfig c = DrillConfig.create();


    @Test
    public void testFilter(@Injectable final DrillbitContext bitContext, @Injectable UserClientConnection connection) throws Throwable
    {

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

        PhysicalPlanReader reader = new PhysicalPlanReader(c, c.getMapper(), CoordinationProtos.DrillbitEndpoint.getDefaultInstance());
        PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/trace/multi_record_batch_trace.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()) {
        }

        exec.stop();

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