/*
* 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.index;
import com.facebook.presto.operator.project.PageProcessor;
import com.facebook.presto.spi.Page;
import com.facebook.presto.spi.type.Type;
import com.facebook.presto.sql.planner.plan.PlanNodeId;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Iterables;
import org.testng.annotations.Test;
import java.util.List;
import static com.facebook.presto.RowPagesBuilder.rowPagesBuilder;
import static com.facebook.presto.metadata.MetadataManager.createTestMetadataManager;
import static com.facebook.presto.operator.PageAssertions.assertPageEquals;
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.DoubleType.DOUBLE;
import static com.facebook.presto.spi.type.VarcharType.VARCHAR;
import static com.facebook.presto.testing.TestingConnectorSession.SESSION;
import static com.google.common.collect.Iterators.getOnlyElement;
public class TestTupleFilterProcessor
{
@Test
public void testFilter()
throws Exception
{
Page tuplePage = Iterables.getOnlyElement(rowPagesBuilder(BIGINT, VARCHAR, DOUBLE)
.row(1L, "a", 0.1)
.build());
List<Type> outputTypes = ImmutableList.of(VARCHAR, BIGINT, BOOLEAN, DOUBLE, DOUBLE);
Page inputPage = Iterables.getOnlyElement(rowPagesBuilder(outputTypes)
.row("a", 1L, true, 0.1, 0.0)
.row("b", 1L, true, 0.1, 2.0)
.row("a", 1L, false, 0.1, 2.0)
.row("a", 0L, false, 0.2, 0.2)
.build());
DynamicTupleFilterFactory filterFactory = new DynamicTupleFilterFactory(
42,
new PlanNodeId("42"),
new int[] {0, 1, 2},
new int[] {1, 0, 3},
outputTypes,
createTestMetadataManager());
PageProcessor tupleFilterProcessor = filterFactory.createPageProcessor(tuplePage).get();
Page actualPage = getOnlyElement(tupleFilterProcessor.process(SESSION, inputPage));
Page expectedPage = Iterables.getOnlyElement(rowPagesBuilder(outputTypes)
.row("a", 1L, true, 0.1, 0.0)
.row("a", 1L, false, 0.1, 2.0)
.build());
assertPageEquals(outputTypes, actualPage, expectedPage);
}
}