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* Licensed to the Apache Software Foundation (ASF) under one
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* 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,
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package org.apache.drill.exec.physical.impl.union;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
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.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.SimpleRootExec;
import org.apache.drill.exec.planner.PhysicalPlanReader;
import org.apache.drill.exec.planner.PhysicalPlanReaderTestFactory;
import org.apache.drill.exec.proto.BitControl.PlanFragment;
import org.apache.drill.exec.rpc.user.UserServer;
import org.apache.drill.exec.server.DrillbitContext;
import org.junit.Test;
import com.google.common.base.Charsets;
import com.google.common.io.Files;
import mockit.Injectable;
// See also TestUnionDistinct for a test that does not need JMockit
public class TestSimpleUnion extends ExecTest {
//private static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(TestSimpleUnion.class);
private final DrillConfig c = DrillConfig.create();
@Test
public void testUnion(@Injectable final DrillbitContext bitContext, @Injectable UserServer.UserClientConnection connection) throws Throwable {
mockDrillbitContext(bitContext);
final PhysicalPlanReader reader = PhysicalPlanReaderTestFactory.defaultPhysicalPlanReader(c);
final PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile("/union/test1.json"), Charsets.UTF_8));
final FunctionImplementationRegistry registry = new FunctionImplementationRegistry(c);
final FragmentContext context = new FragmentContext(bitContext, PlanFragment.getDefaultInstance(), connection, registry);
final SimpleRootExec exec = new SimpleRootExec(ImplCreator.getExec(context, (FragmentRoot) plan.getSortedOperators(false).iterator().next()));
final int[] counts = new int[]{100,50};
int i = 0;
while(exec.next()) {
System.out.println("iteration count:" + exec.getRecordCount());
assertEquals(counts[i++], exec.getRecordCount());
}
if(context.getFailureCause() != null) {
throw context.getFailureCause();
}
assertTrue(!context.isFailed());
}
}