| /* |
| * 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.tsfile.file.metadata.utils; |
| |
| import org.apache.iotdb.tsfile.file.header.PageHeader; |
| import org.apache.iotdb.tsfile.file.metadata.MetadataIndexNode; |
| import org.apache.iotdb.tsfile.file.metadata.TsFileMetadata; |
| import org.apache.iotdb.tsfile.file.metadata.statistics.BooleanStatistics; |
| import org.apache.iotdb.tsfile.file.metadata.statistics.IntegerStatistics; |
| import org.apache.iotdb.tsfile.file.metadata.statistics.Statistics; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| public class Utils { |
| |
| private static final double maxError = 0.0001d; |
| |
| /** |
| * when one of A and B is Null, A != B, so test case fails. |
| * |
| * @return false - A and B both are NULL, so we do not need to check whether their members are |
| * equal true - A and B both are not NULL, so we need to check their members |
| */ |
| public static boolean isTwoObjectsNotNULL(Object objectA, Object objectB, String name) { |
| if ((objectA == null) && (objectB == null)) { |
| return false; |
| } |
| if ((objectA == null) ^ (objectB == null)) { |
| fail(String.format("one of %s is null", name)); |
| } |
| return true; |
| } |
| |
| public static boolean isFileMetaDataEqual(TsFileMetadata metadata1, TsFileMetadata metadata2) { |
| if (Utils.isTwoObjectsNotNULL(metadata1, metadata2, "File MetaData")) { |
| if (Utils.isTwoObjectsNotNULL( |
| metadata1.getMetadataIndex(), metadata2.getMetadataIndex(), "Metadata Index")) { |
| MetadataIndexNode metaDataIndex1 = metadata1.getMetadataIndex(); |
| MetadataIndexNode metaDataIndex2 = metadata2.getMetadataIndex(); |
| return metaDataIndex1.getChildren().size() == metaDataIndex2.getChildren().size(); |
| } |
| } |
| return false; |
| } |
| |
| public static void isPageHeaderEqual(PageHeader header1, PageHeader header2) { |
| if (Utils.isTwoObjectsNotNULL(header1, header2, "PageHeader")) { |
| assertEquals(header1.getUncompressedSize(), header2.getUncompressedSize()); |
| assertEquals(header1.getCompressedSize(), header2.getCompressedSize()); |
| assertEquals(header1.getNumOfValues(), header2.getNumOfValues()); |
| assertEquals(header1.getEndTime(), header2.getEndTime()); |
| assertEquals(header1.getStartTime(), header2.getStartTime()); |
| if (Utils.isTwoObjectsNotNULL( |
| header1.getStatistics(), header2.getStatistics(), "statistics")) { |
| Utils.isStatisticsEqual(header1.getStatistics(), header2.getStatistics()); |
| } |
| } |
| } |
| |
| public static void isStatisticsEqual(Statistics statistics1, Statistics statistics2) { |
| if ((statistics1 == null) || (statistics2 == null)) { |
| System.out.println("error"); |
| fail("one of statistics is null"); |
| } |
| if (statistics1.isEmpty() || statistics2.isEmpty()) { |
| fail("one of statistics is empty while the other one is not"); |
| } |
| if (!statistics1.isEmpty() && !statistics2.isEmpty()) { |
| assertEquals(statistics1.getMinValue(), statistics2.getMinValue()); |
| assertEquals(statistics1.getMaxValue(), statistics2.getMaxValue()); |
| assertEquals(statistics1.getFirstValue(), statistics2.getFirstValue()); |
| if (statistics1 instanceof IntegerStatistics || statistics1 instanceof BooleanStatistics) { |
| assertEquals(statistics1.getSumLongValue(), statistics2.getSumLongValue()); |
| } else { |
| assertEquals(statistics1.getSumDoubleValue(), statistics2.getSumDoubleValue(), maxError); |
| } |
| assertEquals(statistics1.getLastValue(), statistics2.getLastValue()); |
| } |
| } |
| } |