/**
* 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;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.Iterator;
import java.util.List;
import mockit.Injectable;
import org.apache.drill.common.util.FileUtils;
import org.apache.drill.exec.client.DrillClient;
import org.apache.drill.exec.pop.PopUnitTestBase;
import org.apache.drill.exec.record.RecordBatchLoader;
import org.apache.drill.exec.record.VectorWrapper;
import org.apache.drill.exec.rpc.user.QueryResultBatch;
import org.apache.drill.exec.rpc.user.UserServer;
import org.apache.drill.exec.server.Drillbit;
import org.apache.drill.exec.server.DrillbitContext;
import org.apache.drill.exec.server.RemoteServiceSet;
import org.apache.drill.exec.vector.ValueVector;
import org.junit.Test;
import com.google.common.base.Charsets;
import com.google.common.io.Files;
public class TestReverseImplicitCast extends PopUnitTestBase {
@Test
public void twoWayCast(@Injectable final DrillbitContext bitContext,
@Injectable UserServer.UserClientConnection connection) throws Throwable {
// Function checks for casting from Float, Double to Decimal data types
try (RemoteServiceSet serviceSet = RemoteServiceSet.getLocalServiceSet();
Drillbit bit = new Drillbit(CONFIG, serviceSet);
DrillClient client = new DrillClient(CONFIG, serviceSet.getCoordinator())) {
// run query.
bit.run();
client.connect();
List<QueryResultBatch> results = client.runQuery(org.apache.drill.exec.proto.UserBitShared.QueryType.PHYSICAL,
Files.toString(FileUtils.getResourceAsFile("/functions/cast/two_way_implicit_cast.json"), Charsets.UTF_8));
RecordBatchLoader batchLoader = new RecordBatchLoader(bit.getContext().getAllocator());
QueryResultBatch batch = results.get(0);
assertTrue(batchLoader.load(batch.getHeader().getDef(), batch.getData()));
Iterator<VectorWrapper<?>> itr = batchLoader.iterator();
ValueVector.Accessor intAccessor1 = itr.next().getValueVector().getAccessor();
ValueVector.Accessor varcharAccessor1 = itr.next().getValueVector().getAccessor();
for (int i = 0; i < intAccessor1.getValueCount(); i++) {
System.out.println(intAccessor1.getObject(i));
assertEquals(intAccessor1.getObject(i), 10);
System.out.println(varcharAccessor1.getObject(i));
assertEquals(varcharAccessor1.getObject(i).toString(), "101");
}
batchLoader.clear();
for (QueryResultBatch result : results) {
result.release();
}
}
}
}