@Test
	public void percentageEV_test1() {
		
		try{		
		double x = 20.0;
		PercentageEVFilter sort = new PercentageEVFilter(x);
		double [][]mat1= {{1.0,2.0}, {3.0,1.0}};
		double []vec1= {1.0};
		sort.passEigenValues(vec1, mat1);
		double []result = sort.getEigenValues();
		double[] exp={1.0};
		Assert.assertArrayEquals(exp, result, 0);
		double[][] result1=sort.getEigenVectors();
		double[][] exp1={{1.0},{3.0}};
		Assert.assertArrayEquals(exp1, result1);
		
		}		
		catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}