| author | Jaroslav Tulach <jtulach@netbeans.org> |
| Tue, 18 Oct 2011 06:55:12 +0200 | |
| changeset 379 | b632733724a8 |
| parent 378 | samples/covariance/src-impl/test/CovarianceTest.java@68bba7c8a1b3 |
| child 382 | ac7bf2bf2f5d |
| permissions | -rw-r--r-- |
1 package test;
3 import api.Contravariance;
5 public class ContravarianceTest {
6 // BEGIN: variance.contravariance.test
7 public static void main(String[] args) {
8 boolean positive = Contravariance.isPositive(10);
9 boolean negative = Contravariance.isPositive(-5);
10 System.err.println("positive = " + positive + " negative = " + negative);
11 assert positive : "10 is positive";
12 assert !negative : "-5 is negative";
13 }
14 // END: variance.contravariance.test
15 }