Sh-Zh-7 commented on code in PR #14213: URL: https://github.com/apache/iotdb/pull/14213#discussion_r1915308693
########## iotdb-core/datanode/src/test/java/org/apache/iotdb/db/queryengine/execution/operator/process/window/function/value/LeadFunctionTest.java: ########## @@ -0,0 +1,159 @@ +/* + * 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.process.window.function.value; + +import org.apache.iotdb.db.queryengine.execution.operator.process.window.TableWindowOperatorTestUtils; +import org.apache.iotdb.db.queryengine.execution.operator.process.window.function.FunctionTestUtils; +import org.apache.iotdb.db.queryengine.execution.operator.process.window.partition.PartitionExecutor; + +import org.apache.tsfile.block.column.Column; +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.RunLengthEncodedColumn; +import org.junit.Assert; +import org.junit.Test; + +import java.util.Arrays; +import java.util.Collections; +import java.util.List; + +import static org.apache.iotdb.db.queryengine.execution.operator.source.relational.TableScanOperator.TIME_COLUMN_TEMPLATE; + +public class LeadFunctionTest { + private final List<TSDataType> inputDataTypes = Collections.singletonList(TSDataType.INT32); + // Inputs element less than 0 means this pos is null + private final int[] inputs = {0, -1, -1, 1, 2, -1, 3, 4, -1, 5, 6, -1, -1, -1, -1, -1}; + + private final List<TSDataType> outputDataTypes = + Arrays.asList(TSDataType.INT32, TSDataType.INT32); + + @Test + public void testLeadFunctionIgnoreNullWithoutDefault() { + int[] expected = {2, 2, 2, 3, 4, 4, 5, 6, 6, -1, -1, -1, -1, -1, -1, -1}; + + TsBlock tsBlock = TableWindowOperatorTestUtils.createIntsTsBlockWithoutNulls(inputs); + LeadFunction function = new LeadFunction(0, 2, null, true); + PartitionExecutor partitionExecutor = + FunctionTestUtils.createPartitionExecutor(tsBlock, inputDataTypes, function); + + TsBlockBuilder tsBlockBuilder = new TsBlockBuilder(expected.length, outputDataTypes); + while (partitionExecutor.hasNext()) { + partitionExecutor.processNextRow(tsBlockBuilder); + } + + TsBlock result = + tsBlockBuilder.build( + new RunLengthEncodedColumn(TIME_COLUMN_TEMPLATE, tsBlockBuilder.getPositionCount())); + Column column = result.getColumn(1); + + Assert.assertEquals(column.getPositionCount(), expected.length); + for (int i = 0; i < expected.length; i++) { + if (expected[i] < 0) { + Assert.assertTrue(column.isNull(i)); + } else { + Assert.assertEquals(expected[i], column.getInt(i)); + } + } + } + + @Test + public void testLagFunctionIgnoreNullWithDefault() { Review Comment: Fixed. ########## iotdb-core/datanode/src/test/java/org/apache/iotdb/db/queryengine/execution/operator/process/window/function/value/LeadFunctionTest.java: ########## @@ -0,0 +1,159 @@ +/* + * 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.process.window.function.value; + +import org.apache.iotdb.db.queryengine.execution.operator.process.window.TableWindowOperatorTestUtils; +import org.apache.iotdb.db.queryengine.execution.operator.process.window.function.FunctionTestUtils; +import org.apache.iotdb.db.queryengine.execution.operator.process.window.partition.PartitionExecutor; + +import org.apache.tsfile.block.column.Column; +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.RunLengthEncodedColumn; +import org.junit.Assert; +import org.junit.Test; + +import java.util.Arrays; +import java.util.Collections; +import java.util.List; + +import static org.apache.iotdb.db.queryengine.execution.operator.source.relational.TableScanOperator.TIME_COLUMN_TEMPLATE; + +public class LeadFunctionTest { + private final List<TSDataType> inputDataTypes = Collections.singletonList(TSDataType.INT32); + // Inputs element less than 0 means this pos is null + private final int[] inputs = {0, -1, -1, 1, 2, -1, 3, 4, -1, 5, 6, -1, -1, -1, -1, -1}; + + private final List<TSDataType> outputDataTypes = + Arrays.asList(TSDataType.INT32, TSDataType.INT32); + + @Test + public void testLeadFunctionIgnoreNullWithoutDefault() { + int[] expected = {2, 2, 2, 3, 4, 4, 5, 6, 6, -1, -1, -1, -1, -1, -1, -1}; + + TsBlock tsBlock = TableWindowOperatorTestUtils.createIntsTsBlockWithoutNulls(inputs); + LeadFunction function = new LeadFunction(0, 2, null, true); + PartitionExecutor partitionExecutor = + FunctionTestUtils.createPartitionExecutor(tsBlock, inputDataTypes, function); + + TsBlockBuilder tsBlockBuilder = new TsBlockBuilder(expected.length, outputDataTypes); + while (partitionExecutor.hasNext()) { + partitionExecutor.processNextRow(tsBlockBuilder); + } + + TsBlock result = + tsBlockBuilder.build( + new RunLengthEncodedColumn(TIME_COLUMN_TEMPLATE, tsBlockBuilder.getPositionCount())); + Column column = result.getColumn(1); + + Assert.assertEquals(column.getPositionCount(), expected.length); + for (int i = 0; i < expected.length; i++) { + if (expected[i] < 0) { + Assert.assertTrue(column.isNull(i)); + } else { + Assert.assertEquals(expected[i], column.getInt(i)); + } + } + } + + @Test + public void testLagFunctionIgnoreNullWithDefault() { + int[] expected = {2, 2, 2, 3, 4, 4, 5, 6, 6, 10, 10, 10, 10, 10, 10, 10}; + + TsBlock tsBlock = TableWindowOperatorTestUtils.createIntsTsBlockWithoutNulls(inputs); + LeadFunction function = new LeadFunction(0, 2, 10, true); + PartitionExecutor partitionExecutor = + FunctionTestUtils.createPartitionExecutor(tsBlock, inputDataTypes, function); + + TsBlockBuilder tsBlockBuilder = new TsBlockBuilder(expected.length, outputDataTypes); + while (partitionExecutor.hasNext()) { + partitionExecutor.processNextRow(tsBlockBuilder); + } + + TsBlock result = + tsBlockBuilder.build( + new RunLengthEncodedColumn(TIME_COLUMN_TEMPLATE, tsBlockBuilder.getPositionCount())); + Column column = result.getColumn(1); + + Assert.assertEquals(column.getPositionCount(), expected.length); + for (int i = 0; i < expected.length; i++) { + Assert.assertEquals(expected[i], column.getInt(i)); + } + } + + @Test + public void testLagFunctionNotIgnoreNullWithoutDefault() { Review Comment: Done. -- This is an automated message from the Apache Git Service. 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