TestBanded.java

package mikera.matrixx.impl;

import static org.junit.Assert.*;

import org.junit.Test;

import mikera.matrixx.AMatrix;
import mikera.matrixx.Matrix;

public class TestBanded {

	@Test
	public void testBandwidths() {
		Matrix m=Matrix.create(6, 6);
		
		assertEquals(0,m.upperBandwidth());
		assertEquals(5,m.upperBandwidthLimit());
		assertEquals(0,m.lowerBandwidth());
		assertEquals(5,m.lowerBandwidthLimit());
		
		m.getBand(-1).fill(1.0);
		assertEquals(0,m.upperBandwidth());
		assertEquals(1,m.lowerBandwidth());
	}
	
	@Test
	public void testBandedBandwidth() {
		AMatrix m=BandedMatrix.create(6, 6, -6, 6);
		
		assertEquals(0,m.upperBandwidth());
		assertEquals(5,m.upperBandwidthLimit());
		assertEquals(0,m.lowerBandwidth());
		assertEquals(5,m.lowerBandwidthLimit());
		
		m.getBand(-1).fill(1.0);
		assertEquals(0,m.upperBandwidth());
		assertEquals(1,m.lowerBandwidth());
	}

}