| /* |
| * 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.iotdb.db.queryengine.transformation.dag.column.unary; |
| |
| import org.apache.iotdb.db.queryengine.transformation.dag.column.leaf.IdentityColumnTransformer; |
| |
| import org.apache.tsfile.block.column.Column; |
| import org.apache.tsfile.block.column.ColumnBuilder; |
| import org.apache.tsfile.enums.TSDataType; |
| import org.apache.tsfile.read.common.block.TsBlock; |
| import org.apache.tsfile.read.common.block.TsBlockBuilder; |
| import org.apache.tsfile.read.common.block.column.TimeColumnBuilder; |
| import org.apache.tsfile.read.common.type.Type; |
| import org.apache.tsfile.read.common.type.TypeFactory; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Set; |
| import java.util.regex.Pattern; |
| |
| public class UnaryColumnTransformerTest { |
| |
| private static final Type returnType = TypeFactory.getType(TSDataType.INT32); |
| |
| private static final int POSITION_COUNT = 4; |
| |
| private static final int[] input = new int[] {1, 2, 3, 4}; |
| |
| private static IdentityColumnTransformer operand; |
| |
| @Before |
| public void setUp() { |
| TsBlockBuilder builder = |
| new TsBlockBuilder(POSITION_COUNT, Collections.singletonList(TSDataType.INT32)); |
| TimeColumnBuilder timeColumnBuilder = builder.getTimeColumnBuilder(); |
| ColumnBuilder columnBuilder = builder.getColumnBuilder(0); |
| for (int i = 0; i < POSITION_COUNT; i++) { |
| timeColumnBuilder.writeLong(i); |
| columnBuilder.writeInt(input[i]); |
| builder.declarePosition(); |
| } |
| TsBlock tsBlock = builder.build(); |
| operand = new IdentityColumnTransformer(returnType, 0); |
| operand.addReferenceCount(); |
| operand.initFromTsBlock(tsBlock); |
| } |
| |
| @Test |
| public void testNegation() { |
| UnaryColumnTransformer transformer = |
| new ArithmeticNegationColumnTransformer(returnType, operand); |
| transformer.addReferenceCount(); |
| transformer.evaluate(); |
| Column res = transformer.getColumn(); |
| Assert.assertEquals(POSITION_COUNT, res.getPositionCount()); |
| for (int i = 0; i < POSITION_COUNT; i++) { |
| Assert.assertEquals(-input[i], res.getInt(i)); |
| } |
| } |
| |
| @Test |
| public void testIn() { |
| Set<String> values = new HashSet<>(); |
| values.add("2"); |
| UnaryColumnTransformer transformer = |
| new InColumnTransformer(TypeFactory.getType(TSDataType.BOOLEAN), operand, false, values); |
| transformer.addReferenceCount(); |
| transformer.evaluate(); |
| Column res = transformer.getColumn(); |
| Assert.assertEquals(POSITION_COUNT, res.getPositionCount()); |
| for (int i = 0; i < POSITION_COUNT; i++) { |
| Assert.assertEquals(values.contains(String.valueOf(input[i])), res.getBoolean(i)); |
| } |
| } |
| |
| @Test |
| public void testIsNull() { |
| UnaryColumnTransformer transformer = |
| new IsNullColumnTransformer(TypeFactory.getType(TSDataType.BOOLEAN), operand, false); |
| transformer.addReferenceCount(); |
| transformer.evaluate(); |
| Column res = transformer.getColumn(); |
| Assert.assertEquals(POSITION_COUNT, res.getPositionCount()); |
| for (int i = 0; i < POSITION_COUNT; i++) { |
| Assert.assertFalse(res.getBoolean(i)); |
| } |
| } |
| |
| @Test |
| public void testLogicNot() { |
| try { |
| // check input type |
| new LogicNotColumnTransformer(TypeFactory.getType(TSDataType.BOOLEAN), operand); |
| Assert.fail(); |
| } catch (Exception ignored) { |
| } |
| } |
| |
| @Test |
| public void testRegular() { |
| try { |
| // check input type |
| new RegularColumnTransformer( |
| TypeFactory.getType(TSDataType.BOOLEAN), operand, Pattern.compile("%d")); |
| Assert.fail(); |
| } catch (Exception ignored) { |
| } |
| } |
| } |