/**
* Copyright (C) 2014-2016 LinkedIn Corp. (pinot-core@linkedin.com)
*
* Licensed 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 com.linkedin.pinot.index.writer;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.nio.ByteBuffer;
import java.util.Random;
import org.testng.Assert;
import org.testng.annotations.Test;
import com.linkedin.pinot.core.io.writer.impl.v1.FixedByteMultiValueWriter;
import com.linkedin.pinot.core.io.writer.impl.v1.FixedByteSkipListMultiValueWriter;
import com.linkedin.pinot.core.util.CustomBitSet;
public class FixedByteWidthSingleColumnMultiValueWriterTest {
@Test
public void testSingleColMultiValue() throws Exception {
File file = new File("test_single_col_multi_value_writer.dat");
file.delete();
int rows = 100;
int[][] data = new int[rows][];
Random r = new Random();
int totalNumValues = 0;
for (int i = 0; i < rows; i++) {
int numValues = r.nextInt(100) + 1;
data[i] = new int[numValues];
for (int j = 0; j < numValues; j++) {
data[i][j] = r.nextInt();
}
totalNumValues += numValues;
}
FixedByteMultiValueWriter writer = new FixedByteMultiValueWriter(
file, rows, totalNumValues, 4);
for (int i = 0; i < rows; i++) {
writer.setIntArray(i, data[i]);
}
writer.close();
DataInputStream dis = new DataInputStream(new FileInputStream(file));
int cumLength = 0;
for (int i = 0; i < rows; i++) {
Assert.assertEquals(dis.readInt(), cumLength);
Assert.assertEquals(dis.readInt(), data[i].length);
cumLength += data[i].length;
}
for (int i = 0; i < rows; i++) {
for (int j = 0; j < data[i].length; j++) {
Assert.assertEquals(dis.readInt(), data[i][j]);
}
}
dis.close();
file.delete();
}
}