| /* |
| * 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.cache.dictionary; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.carbondata.core.metadata.AbsoluteTableIdentifier; |
| import org.apache.carbondata.core.metadata.CarbonTableIdentifier; |
| import org.apache.carbondata.core.metadata.ColumnIdentifier; |
| import org.apache.carbondata.core.metadata.datatype.DataTypes; |
| import org.apache.carbondata.core.reader.CarbonDictionaryReaderImpl; |
| import org.apache.carbondata.core.reader.sortindex.CarbonDictionarySortIndexReaderImpl; |
| import org.apache.carbondata.format.ColumnDictionaryChunk; |
| |
| import mockit.Mock; |
| import mockit.MockUp; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class DictionaryCacheLoaderImplTest { |
| |
| private static DictionaryCacheLoaderImpl dictionaryCacheLoader; |
| private static DictionaryInfo dictionaryInfo; |
| private static ColumnIdentifier columnIdentifier; |
| private static DictionaryColumnUniqueIdentifier dictionaryColumnUniqueIdentifier; |
| |
| @BeforeClass public static void setUp() { |
| CarbonTableIdentifier carbonTableIdentifier = new CarbonTableIdentifier("db", "table1", "1"); |
| AbsoluteTableIdentifier absoluteTableIdentifier = AbsoluteTableIdentifier.from("/tmp", |
| carbonTableIdentifier); |
| Map<String, String> columnProperties = new HashMap<>(); |
| columnProperties.put("prop1", "value1"); |
| columnProperties.put("prop2", "value2"); |
| columnIdentifier = new ColumnIdentifier("1", columnProperties, DataTypes.STRING); |
| dictionaryColumnUniqueIdentifier = |
| new DictionaryColumnUniqueIdentifier(absoluteTableIdentifier, columnIdentifier, |
| columnIdentifier.getDataType()); |
| dictionaryCacheLoader = new DictionaryCacheLoaderImpl(dictionaryColumnUniqueIdentifier); |
| dictionaryInfo = new ColumnDictionaryInfo(DataTypes.STRING); |
| new MockUp<CarbonDictionaryReaderImpl>() { |
| @Mock @SuppressWarnings("unused") Iterator<byte[]> read(long startOffset, long endOffset) |
| throws IOException { |
| ColumnDictionaryChunk columnDictionaryChunk = new ColumnDictionaryChunk(); |
| ByteBuffer byteBuffer1 = ByteBuffer.wrap("c".getBytes()); |
| ByteBuffer byteBuffer2 = ByteBuffer.wrap("d".getBytes()); |
| columnDictionaryChunk.setValues(Arrays.asList(byteBuffer1, byteBuffer2)); |
| return new ColumnDictionaryChunkIterator(Arrays.asList(columnDictionaryChunk)); |
| } |
| }; |
| |
| new MockUp<CarbonDictionarySortIndexReaderImpl>() { |
| @Mock @SuppressWarnings("unused") List<Integer> readSortIndex() throws IOException { |
| return Arrays.asList(1, 2); |
| } |
| |
| @Mock @SuppressWarnings("unused") List<Integer> readInvertedSortIndex() throws IOException { |
| return Arrays.asList(1, 2); |
| } |
| }; |
| } |
| |
| @Test public void testToLoad() throws IOException { |
| new MockUp<ColumnDictionaryInfo>() { |
| @Mock @SuppressWarnings("unused") int getSizeOfLastDictionaryChunk() { |
| return 9999; |
| } |
| }; |
| dictionaryCacheLoader.load(dictionaryInfo, 0L, 2L, true); |
| assertEquals(dictionaryInfo.getDictionaryChunks().getSize(), 4); |
| } |
| |
| @Test public void testToLoadWithsizeOfOneDictionaryChunkLessThanZero() throws IOException { |
| new MockUp<ColumnDictionaryInfo>() { |
| @Mock @SuppressWarnings("unused") int getSizeOfLastDictionaryChunk() { |
| return 10000; |
| } |
| }; |
| dictionaryCacheLoader.load(dictionaryInfo, 0L, 2L, true); |
| assertEquals(dictionaryInfo.getDictionaryChunks().getSize(), 2); |
| } |
| } |