| /* |
| * 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.carbondata.core.writer.sortindex; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.carbondata.core.cache.dictionary.Dictionary; |
| import org.apache.carbondata.core.cache.dictionary.DictionaryChunksWrapper; |
| import org.apache.carbondata.core.metadata.datatype.DataTypes; |
| |
| import mockit.Mock; |
| import mockit.MockUp; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| /** |
| * The class tests the CarbonDictionarySortInfoPreparator class that prepares the column sort info ie sortIndex |
| * and inverted sort index info |
| */ |
| public class CarbonDictionarySortInfoPreparatorTest { |
| |
| private static CarbonDictionarySortInfoPreparator carbonDictionarySortInfoPreparator = null; |
| |
| @BeforeClass public static void setUp() { |
| carbonDictionarySortInfoPreparator = new CarbonDictionarySortInfoPreparator(); |
| } |
| |
| /** |
| * Tests the getDictionarySortInfo method |
| */ |
| @Test public void testGetDictionarySortInfo() { |
| |
| List<String> newDistinctValues = new ArrayList<>(); |
| newDistinctValues.add("abc"); |
| newDistinctValues.add("xyz"); |
| Dictionary dictionary = new MockUp<Dictionary>() { |
| @Mock public DictionaryChunksWrapper getDictionaryChunks() { |
| List<byte[]> data = new ArrayList<>(); |
| data.add(new byte[] { 1, 2 }); |
| List<List<byte[]>> dictionaryChunks = new ArrayList<>(); |
| dictionaryChunks.add(data); |
| return new DictionaryChunksWrapper(dictionaryChunks); |
| } |
| }.getMockInstance(); |
| |
| new MockUp<DictionaryChunksWrapper>() { |
| @Mock public int getSize() { |
| return 1; |
| } |
| }; |
| |
| CarbonDictionarySortInfo carbonDictionarySortInfo = carbonDictionarySortInfoPreparator |
| .getDictionarySortInfo(newDistinctValues, dictionary, DataTypes.STRING); |
| int expectedGetSortIndexValue = 1; |
| int expectedGetSortInvertedIndexLength = 3; |
| int actualGetSortIndexValue = carbonDictionarySortInfo.getSortIndex().get(0); |
| int actualGetSortInvertedIndexLength = carbonDictionarySortInfo.getSortIndexInverted().size(); |
| assertEquals(actualGetSortIndexValue, expectedGetSortIndexValue); |
| assertEquals(actualGetSortInvertedIndexLength, expectedGetSortInvertedIndexLength); |
| } |
| |
| /** |
| * Tests getDictionarySortInfo when dictionary is null |
| */ |
| @Test public void testGetDictionarySortInfoDictionaryNullCase() { |
| |
| List<String> newDistinctValues = new ArrayList<>(); |
| newDistinctValues.add("abc"); |
| newDistinctValues.add("xyz"); |
| Dictionary dictionary = null; |
| CarbonDictionarySortInfo carbonDictionarySortInfo = carbonDictionarySortInfoPreparator |
| .getDictionarySortInfo(newDistinctValues, dictionary, DataTypes.createDefaultArrayType()); |
| int expectedGetSortIndexValue = 1; |
| int expectedGetSortInvertedIndexLength = 2; |
| int actualGetSortIndexValue = carbonDictionarySortInfo.getSortIndex().get(0); |
| int actualGetSortInvertedIndexLength = carbonDictionarySortInfo.getSortIndexInverted().size(); |
| assertEquals(actualGetSortIndexValue, expectedGetSortIndexValue); |
| assertEquals(actualGetSortInvertedIndexLength, expectedGetSortInvertedIndexLength); |
| } |
| |
| } |