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* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.pig.tez;
import static org.junit.Assert.assertEquals;
import org.apache.pig.backend.hadoop.executionengine.physicalLayer.plans.PhysicalPlan;
import org.apache.pig.backend.hadoop.executionengine.tez.TezDagBuilder;
import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezCompiler;
import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezOperPlan;
import org.apache.pig.backend.hadoop.executionengine.tez.plan.TezPlanContainerNode;
import org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer.LoaderProcessor;
import org.apache.pig.backend.hadoop.executionengine.tez.plan.optimizer.ParallelismSetter;
import org.apache.pig.impl.PigContext;
import org.apache.pig.impl.plan.OperatorKey;
import org.apache.pig.test.TestGroupConstParallel;
import org.apache.pig.tools.pigstats.PigStats.JobGraph;
import org.apache.pig.tools.pigstats.ScriptState;
import org.apache.pig.tools.pigstats.tez.TezDAGStats;
import org.apache.pig.tools.pigstats.tez.TezScriptState;
import org.apache.pig.tools.pigstats.tez.TezVertexStats;
import org.apache.tez.dag.api.DAG;
import org.apache.tez.dag.api.Vertex;
import org.junit.Assume;
import org.junit.BeforeClass;
public class TestGroupConstParallelTez extends TestGroupConstParallel {
@BeforeClass
public static void oneTimeSetup() throws Exception{
String execType = System.getProperty("test.exec.type");
Assume.assumeTrue("This test suite should only run in tez mode", execType.equalsIgnoreCase("tez"));
TestGroupConstParallel.oneTimeSetup();
}
@Override
public void checkGroupAllWithParallelGraphResult(JobGraph jGraph) {
TezDAGStats ds = (TezDAGStats) jGraph.getJobList().get(0);
jGraph = (JobGraph)ds.getPlan();
TezVertexStats ts = (TezVertexStats)jGraph.getSinks().get(0);
assertEquals(ts.getParallelism(), 1);
}
@Override
public void checkGroupConstWithParallelResult(PhysicalPlan pp, PigContext pc) throws Exception {
TezOperPlan tezPlan = buildTezPlan(pp, pc);
LoaderProcessor loaderStorer = new LoaderProcessor(tezPlan, pc);
loaderStorer.visit();
ParallelismSetter parallelismSetter = new ParallelismSetter(tezPlan, pc);
parallelismSetter.visit();
DAG tezDag = getTezDAG(tezPlan, pc);
TezDagBuilder dagBuilder = new TezDagBuilder(pc, tezPlan, tezDag, null);
dagBuilder.visit();
for (Vertex v : tezDag.getVertices()) {
if (!v.getInputVertices().isEmpty()) {
assertEquals(v.getParallelism(), 1);
}
}
}
@Override
public void checkGroupNonConstWithParallelResult(PhysicalPlan pp, PigContext pc) throws Exception {
TezOperPlan tezPlan = buildTezPlan(pp, pc);
LoaderProcessor loaderStorer = new LoaderProcessor(tezPlan, pc);
loaderStorer.visit();
ParallelismSetter parallelismSetter = new ParallelismSetter(tezPlan, pc);
parallelismSetter.visit();
DAG tezDag = getTezDAG(tezPlan, pc);
TezDagBuilder dagBuilder = new TezDagBuilder(pc, tezPlan, tezDag, null);
dagBuilder.visit();
for (Vertex v : tezDag.getVertices()) {
if (!v.getInputVertices().isEmpty()) {
assertEquals(v.getParallelism(), 100);
}
}
}
private TezOperPlan buildTezPlan(PhysicalPlan pp, PigContext pc) throws Exception{
TezCompiler comp = new TezCompiler(pp, pc);
comp.compile();
return comp.getTezPlan();
}
private DAG getTezDAG(TezOperPlan tezPlan, PigContext pc) {
TezPlanContainerNode tezPlanNode = new TezPlanContainerNode(OperatorKey.genOpKey("DAGName"), tezPlan);
TezScriptState scriptState = new TezScriptState("test");
ScriptState.start(scriptState);
scriptState.setDAGScriptInfo(tezPlanNode);
DAG tezDag = DAG.create(tezPlanNode.getOperatorKey().toString());
return tezDag;
}
}