| /* |
| * 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.execution.operator; |
| |
| import org.apache.iotdb.db.queryengine.execution.operator.process.join.merge.AscTimeComparator; |
| import org.apache.iotdb.db.queryengine.execution.operator.process.join.merge.DescTimeComparator; |
| import org.apache.iotdb.db.queryengine.execution.operator.process.join.merge.SingleColumnMerger; |
| import org.apache.iotdb.db.queryengine.plan.planner.plan.parameter.InputLocation; |
| |
| 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.junit.Test; |
| |
| import java.util.Collections; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| public class SingleColumnMergerTest { |
| |
| @Test |
| public void mergeTest1() { |
| SingleColumnMerger merger = |
| new SingleColumnMerger(new InputLocation(0, 0), new AscTimeComparator()); |
| |
| TsBlockBuilder inputBuilder = new TsBlockBuilder(Collections.singletonList(TSDataType.INT32)); |
| inputBuilder.getTimeColumnBuilder().writeLong(2); |
| inputBuilder.getColumnBuilder(0).writeInt(20); |
| inputBuilder.declarePosition(); |
| inputBuilder.getTimeColumnBuilder().writeLong(4); |
| inputBuilder.getColumnBuilder(0).writeInt(40); |
| inputBuilder.declarePosition(); |
| inputBuilder.getTimeColumnBuilder().writeLong(5); |
| inputBuilder.getColumnBuilder(0).appendNull(); |
| inputBuilder.declarePosition(); |
| inputBuilder.getTimeColumnBuilder().writeLong(6); |
| inputBuilder.getColumnBuilder(0).writeInt(60); |
| inputBuilder.declarePosition(); |
| |
| TsBlock[] inputTsBlocks = new TsBlock[] {inputBuilder.build()}; |
| int[] inputIndex = new int[] {1}; |
| int[] updatedInputIndex = new int[] {1}; |
| |
| TsBlockBuilder builder = new TsBlockBuilder(Collections.singletonList(TSDataType.INT32)); |
| TimeColumnBuilder timeColumnBuilder = builder.getTimeColumnBuilder(); |
| timeColumnBuilder.writeLong(4); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(5); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(6); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(7); |
| builder.declarePosition(); |
| ColumnBuilder valueColumnBuilder = builder.getColumnBuilder(0); |
| |
| merger.mergeColumn( |
| inputTsBlocks, inputIndex, updatedInputIndex, timeColumnBuilder, 7, valueColumnBuilder); |
| |
| assertEquals(4, updatedInputIndex[0]); |
| |
| Column result = valueColumnBuilder.build(); |
| |
| assertEquals(4, result.getPositionCount()); |
| assertFalse(result.isNull(0)); |
| assertEquals(40, result.getInt(0)); |
| assertTrue(result.isNull(1)); |
| assertFalse(result.isNull(2)); |
| assertEquals(60, result.getInt(2)); |
| assertTrue(result.isNull(3)); |
| } |
| |
| /** input tsblock is null */ |
| @Test |
| public void mergeTest2() { |
| SingleColumnMerger merger = |
| new SingleColumnMerger(new InputLocation(0, 0), new AscTimeComparator()); |
| |
| TsBlock[] inputTsBlocks = new TsBlock[1]; |
| int[] inputIndex = new int[] {0}; |
| int[] updatedInputIndex = new int[] {0}; |
| |
| TsBlockBuilder builder = new TsBlockBuilder(Collections.singletonList(TSDataType.INT32)); |
| TimeColumnBuilder timeColumnBuilder = builder.getTimeColumnBuilder(); |
| timeColumnBuilder.writeLong(4); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(5); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(6); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(7); |
| builder.declarePosition(); |
| ColumnBuilder valueColumnBuilder = builder.getColumnBuilder(0); |
| |
| merger.mergeColumn( |
| inputTsBlocks, inputIndex, updatedInputIndex, timeColumnBuilder, 7, valueColumnBuilder); |
| |
| assertEquals(0, updatedInputIndex[0]); |
| |
| Column result = valueColumnBuilder.build(); |
| |
| assertEquals(4, result.getPositionCount()); |
| assertTrue(result.isNull(0)); |
| assertTrue(result.isNull(1)); |
| assertTrue(result.isNull(2)); |
| assertTrue(result.isNull(3)); |
| } |
| |
| /** current time of input tsblock is larger than endTime of timeBuilder in asc order */ |
| @Test |
| public void mergeTest3() { |
| SingleColumnMerger merger = |
| new SingleColumnMerger(new InputLocation(0, 0), new AscTimeComparator()); |
| |
| TsBlockBuilder inputBuilder = new TsBlockBuilder(Collections.singletonList(TSDataType.INT32)); |
| inputBuilder.getTimeColumnBuilder().writeLong(8); |
| inputBuilder.getColumnBuilder(0).writeInt(80); |
| inputBuilder.declarePosition(); |
| |
| TsBlock[] inputTsBlocks = new TsBlock[] {inputBuilder.build()}; |
| int[] inputIndex = new int[] {0}; |
| int[] updatedInputIndex = new int[] {0}; |
| |
| TsBlockBuilder builder = new TsBlockBuilder(Collections.singletonList(TSDataType.INT32)); |
| TimeColumnBuilder timeColumnBuilder = builder.getTimeColumnBuilder(); |
| timeColumnBuilder.writeLong(4); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(5); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(6); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(7); |
| builder.declarePosition(); |
| ColumnBuilder valueColumnBuilder = builder.getColumnBuilder(0); |
| |
| merger.mergeColumn( |
| inputTsBlocks, inputIndex, updatedInputIndex, timeColumnBuilder, 7, valueColumnBuilder); |
| |
| assertEquals(0, updatedInputIndex[0]); |
| |
| Column result = valueColumnBuilder.build(); |
| |
| assertEquals(4, result.getPositionCount()); |
| assertTrue(result.isNull(0)); |
| assertTrue(result.isNull(1)); |
| assertTrue(result.isNull(2)); |
| assertTrue(result.isNull(3)); |
| } |
| |
| /** current time of input tsblock is less than endTime of timeBuilder in desc order */ |
| @Test |
| public void mergeTest4() { |
| SingleColumnMerger merger = |
| new SingleColumnMerger(new InputLocation(0, 0), new DescTimeComparator()); |
| |
| TsBlockBuilder inputBuilder = new TsBlockBuilder(Collections.singletonList(TSDataType.INT32)); |
| inputBuilder.getTimeColumnBuilder().writeLong(2); |
| inputBuilder.getColumnBuilder(0).writeInt(20); |
| inputBuilder.declarePosition(); |
| |
| TsBlock[] inputTsBlocks = new TsBlock[] {inputBuilder.build()}; |
| int[] inputIndex = new int[] {0}; |
| int[] updatedInputIndex = new int[] {0}; |
| |
| TsBlockBuilder builder = new TsBlockBuilder(Collections.singletonList(TSDataType.INT32)); |
| TimeColumnBuilder timeColumnBuilder = builder.getTimeColumnBuilder(); |
| timeColumnBuilder.writeLong(7); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(6); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(5); |
| builder.declarePosition(); |
| timeColumnBuilder.writeLong(4); |
| builder.declarePosition(); |
| ColumnBuilder valueColumnBuilder = builder.getColumnBuilder(0); |
| |
| merger.mergeColumn( |
| inputTsBlocks, inputIndex, updatedInputIndex, timeColumnBuilder, 4, valueColumnBuilder); |
| |
| assertEquals(0, updatedInputIndex[0]); |
| |
| Column result = valueColumnBuilder.build(); |
| |
| assertEquals(4, result.getPositionCount()); |
| assertTrue(result.isNull(0)); |
| assertTrue(result.isNull(1)); |
| assertTrue(result.isNull(2)); |
| assertTrue(result.isNull(3)); |
| } |
| } |