/**
* 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.pop;
import java.io.IOException;
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.exception.FragmentSetupException;
import org.apache.drill.exec.physical.PhysicalPlan;
import org.apache.drill.exec.physical.base.PhysicalOperator;
import org.apache.drill.exec.planner.PhysicalPlanReader;
import org.apache.drill.exec.planner.fragment.Fragment;
import org.apache.drill.exec.planner.fragment.Fragment.ExchangeFragmentPair;
import org.apache.drill.exec.planner.fragment.MakeFragmentsVisitor;
import org.junit.BeforeClass;
import com.google.common.base.Charsets;
import com.google.common.io.Files;
public abstract class PopUnitTestBase extends ExecTest{
static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(PopUnitTestBase.class);
protected static DrillConfig CONFIG;
@BeforeClass
public static void setup() {
CONFIG = DrillConfig.create();
}
public static int getFragmentCount(Fragment b) {
int i = 1;
for (ExchangeFragmentPair p : b) {
i += getFragmentCount(p.getNode());
}
return i;
}
public Fragment getRootFragment(PhysicalPlanReader reader, String file) throws FragmentSetupException, IOException {
MakeFragmentsVisitor f = new MakeFragmentsVisitor();
PhysicalPlan plan = reader.readPhysicalPlan(Files.toString(FileUtils.getResourceAsFile(file), Charsets.UTF_8));
PhysicalOperator o = plan.getSortedOperators(false).iterator().next();
return o.accept(f, null);
}
}