@BeforeClass
	public static void initPop(){
		Properties prop = new Properties();
    	
    	String filename = "config.properties";
    	try(InputStream input = TestPopulation.class.getClassLoader().getResourceAsStream(filename);) {
    		if (input == null){
    			System.out.println("File not found");
    		    assertTrue(false);
    		}

    		prop.load(input);
    		
    		pop = new Population<>(POP_SIZE, Double.parseDouble(prop.getProperty("CROSSOVER_RATE")), 
    				Integer.parseInt(prop.getProperty("NUM_ELITE")),
    				GeneticFunctions.makeRandomIntChromo,
    				GeneticFunctions.computeIntFitness,
    				GeneticFunctions.mutateIntGenes);
 
    	} catch (IOException ex) {
    		ex.printStackTrace();
        }
	}