/*
* Licensed 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 com.facebook.presto.operator;
import com.facebook.presto.metadata.Signature;
import com.facebook.presto.operator.project.PageProcessor;
import com.facebook.presto.spi.Page;
import com.facebook.presto.sql.gen.ExpressionCompiler;
import com.facebook.presto.sql.planner.plan.PlanNodeId;
import com.facebook.presto.sql.relational.RowExpression;
import com.facebook.presto.testing.MaterializedResult;
import com.google.common.collect.ImmutableList;
import org.testng.annotations.AfterMethod;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.ExecutorService;
import java.util.function.Supplier;
import static com.facebook.presto.RowPagesBuilder.rowPagesBuilder;
import static com.facebook.presto.SessionTestUtils.TEST_SESSION;
import static com.facebook.presto.metadata.MetadataManager.createTestMetadataManager;
import static com.facebook.presto.operator.OperatorAssertion.assertOperatorEquals;
import static com.facebook.presto.spi.function.OperatorType.ADD;
import static com.facebook.presto.spi.function.OperatorType.BETWEEN;
import static com.facebook.presto.spi.type.BigintType.BIGINT;
import static com.facebook.presto.spi.type.BooleanType.BOOLEAN;
import static com.facebook.presto.spi.type.VarcharType.VARCHAR;
import static com.facebook.presto.sql.relational.Expressions.call;
import static com.facebook.presto.sql.relational.Expressions.constant;
import static com.facebook.presto.sql.relational.Expressions.field;
import static com.facebook.presto.testing.TestingTaskContext.createTaskContext;
import static io.airlift.concurrent.Threads.daemonThreadsNamed;
import static java.util.concurrent.Executors.newCachedThreadPool;
@Test(singleThreaded = true)
public class TestFilterAndProjectOperator
{
private ExecutorService executor;
private DriverContext driverContext;
@BeforeMethod
public void setUp()
{
executor = newCachedThreadPool(daemonThreadsNamed("test-%s"));
driverContext = createTaskContext(executor, TEST_SESSION)
.addPipelineContext(0, true, true)
.addDriverContext();
}
@AfterMethod
public void tearDown()
{
executor.shutdownNow();
}
@Test
public void test()
throws Exception
{
List<Page> input = rowPagesBuilder(VARCHAR, BIGINT)
.addSequencePage(100, 0, 0)
.build();
RowExpression filter = call(
Signature.internalOperator(BETWEEN, BOOLEAN.getTypeSignature(), ImmutableList.of(BIGINT.getTypeSignature(), BIGINT.getTypeSignature(), BIGINT.getTypeSignature())),
BOOLEAN,
field(1, BIGINT),
constant(10L, BIGINT),
constant(19L, BIGINT));
RowExpression field0 = field(0, VARCHAR);
RowExpression add5 = call(
Signature.internalOperator(ADD, BIGINT.getTypeSignature(), ImmutableList.of(BIGINT.getTypeSignature(), BIGINT.getTypeSignature())),
BIGINT,
field(1, BIGINT),
constant(5L, BIGINT));
ExpressionCompiler compiler = new ExpressionCompiler(createTestMetadataManager());
Supplier<PageProcessor> processor = compiler.compilePageProcessor(Optional.of(filter), ImmutableList.of(field0, add5));
OperatorFactory operatorFactory = new FilterAndProjectOperator.FilterAndProjectOperatorFactory(
0,
new PlanNodeId("test"),
processor,
ImmutableList.of(VARCHAR, BIGINT));
MaterializedResult expected = MaterializedResult.resultBuilder(driverContext.getSession(), VARCHAR, BIGINT)
.row("10", 15L)
.row("11", 16L)
.row("12", 17L)
.row("13", 18L)
.row("14", 19L)
.row("15", 20L)
.row("16", 21L)
.row("17", 22L)
.row("18", 23L)
.row("19", 24L)
.build();
assertOperatorEquals(operatorFactory, driverContext, input, expected);
}
}