public class TestPair {

    private static void test(Pair p) {

	int val1, val2;

	val1 = 10;
	val2 = 20;
	
	p.setFirst(val1);
	
	if (p.getFirst() != val1) {
	    System.err.println("test 1: failed, expected value "+val1+", found " + p.getFirst());
	} else {
	    System.out.println("test 1: passed");
	}

	p.setSecond(val2);
	
	if (p.getSecond() != val2) {
	    System.err.println("test 2: failed, expected value "+val2+", found " + p.getSecond());
	} else {
	    System.out.println("test 2: passed");
	}

    }

    public static void main(String[] args) {

	test(new PairVar(0, 0));

	test(new PairArray(0, 0));

    }

}