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11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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23 
24 /*
25  * @test
26  * @bug 8016702
27  * @summary use of ternary operator in lambda expression gives incorrect results
28  */
29 import java.util.Arrays;
30 import java.util.List;
31 
32 public class T8016702 {
33 
34     static int assertionCount;
35 
assertTrue(boolean b, String msg)36     static void assertTrue(boolean b, String msg) {
37         assertionCount++;
38         if (!b) {
39             throw new AssertionError(msg);
40         }
41     }
42 
43     interface IntFunction<Y> {
m(int x)44         Y m(int x);
45     }
46 
test(List<Integer> li)47     void test(List<Integer> li) {
48         map(i -> (i % 2 == 0) ? "" : "i="+i, li);
49     }
50 
51 
52     @SuppressWarnings("unchecked")
map(IntFunction<R> mapper, List<Integer> li)53     <R> void map(IntFunction<R> mapper, List<Integer> li) {
54         for (int i : li) {
55             String res = (String)mapper.m(i);
56             assertTrue((i % 2 == 0) ? res.isEmpty() : res.contains("" + i),
57                     "i = " + i + " res = " + res);
58         }
59     }
60 
main(String[] args)61     public static void main(String[] args) {
62         T8016702 tester = new T8016702();
63         tester.test(Arrays.asList(0, 1, 2, 3, 4, 5, 6, 7, 8, 9));
64         assertTrue(assertionCount == 10, "wrong assertion count: " + assertionCount);
65     }
66 }
67