/*
* #%L
* ImgLib2: a general-purpose, multidimensional image processing library.
* %%
* Copyright (C) 2009 - 2014 Stephan Preibisch, Tobias Pietzsch, Barry DeZonia,
* Stephan Saalfeld, Albert Cardona, Curtis Rueden, Christian Dietz, Jean-Yves
* Tinevez, Johannes Schindelin, Lee Kamentsky, Larry Lindsey, Grant Harris,
* Mark Hiner, Aivar Grislis, Martin Horn, Nick Perry, Michael Zinsmaier,
* Steffen Jaensch, Jan Funke, Mark Longair, and Dimiter Prodanov.
* %%
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
* #L%
*/
package net.imglib2.histogram;
import static org.junit.Assert.assertEquals;
import java.util.ArrayList;
import java.util.List;
import net.imglib2.type.numeric.integer.UnsignedByteType;
import org.junit.Test;
/**
* Test code for Histogram1d.
*
* @author Barry DeZonia
*/
public class Histogram1dTest
{
@Test
public void test()
{
final List< UnsignedByteType > data = getData1();
BinMapper1d< UnsignedByteType > binMapper =
new Integer1dBinMapper< UnsignedByteType >( 0, 256, false );
Histogram1d< UnsignedByteType > hist =
new Histogram1d< UnsignedByteType >( data, binMapper );
assertEquals( 5, hist.firstDataValue().get() );
assertEquals( 256, hist.getBinCount() );
assertEquals( 11, hist.totalCount() );
assertEquals( 1, hist.frequency( new UnsignedByteType( 3 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 5 ) ) );
assertEquals( 1, hist.frequency( new UnsignedByteType( 7 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 9 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 10 ) ) );
assertEquals( 0, hist.lowerTailCount() );
assertEquals( 0, hist.upperTailCount() );
binMapper = new Integer1dBinMapper< UnsignedByteType >( 4, 8, true );
hist = new Histogram1d< UnsignedByteType >( data, binMapper );
assertEquals( 8, hist.getBinCount() );
assertEquals( 11, hist.distributionCount() );
assertEquals( 1, hist.frequency( new UnsignedByteType( 3 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 5 ) ) );
assertEquals( 1, hist.frequency( new UnsignedByteType( 7 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 9 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 10 ) ) );
assertEquals( 1, hist.lowerTailCount() );
assertEquals( 3, hist.upperTailCount() );
binMapper = new Integer1dBinMapper< UnsignedByteType >( 5, 5, false );
hist = new Histogram1d< UnsignedByteType >( data, binMapper );
assertEquals( 5, hist.getBinCount() );
assertEquals( 7, hist.distributionCount() );
assertEquals( 0, hist.frequency( new UnsignedByteType( 3 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 5 ) ) );
assertEquals( 1, hist.frequency( new UnsignedByteType( 7 ) ) );
assertEquals( 3, hist.frequency( new UnsignedByteType( 9 ) ) );
assertEquals( 0, hist.frequency( new UnsignedByteType( 10 ) ) );
assertEquals( 0, hist.lowerTailCount() );
assertEquals( 0, hist.upperTailCount() );
}
private List< UnsignedByteType > getData1()
{
final List< UnsignedByteType > data = new ArrayList< UnsignedByteType >();
data.add( new UnsignedByteType( 5 ) );
data.add( new UnsignedByteType( 3 ) );
data.add( new UnsignedByteType( 5 ) );
data.add( new UnsignedByteType( 9 ) );
data.add( new UnsignedByteType( 10 ) );
data.add( new UnsignedByteType( 7 ) );
data.add( new UnsignedByteType( 10 ) );
data.add( new UnsignedByteType( 10 ) );
data.add( new UnsignedByteType( 9 ) );
data.add( new UnsignedByteType( 9 ) );
data.add( new UnsignedByteType( 5 ) );
return data;
}
}