1 /*
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 3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 4  *
 5  * This code is free software; you can redistribute it and/or modify it
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 7  * published by the Free Software Foundation.  Oracle designates this
 8  * particular file as subject to the "Classpath" exception as provided
 9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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25 
26 /*
27  * @test
28  * @bug 8281166
29  * @summary javac should generate BSM to invoke constructor for value class
30  * @enablePreview
31  * @compile ConstructorRefTest.java
32  * @run main/othervm ConstructorRefTest
33  */
34 
35 import java.util.function.Supplier;
36 
37 public class ConstructorRefTest {
38 
39     public static value class V {
40 
41         final int x;
42         final int y;
43 
44         V() {
45             x = 1234;
46             y = 5678;
47         }
48     }
49 
50     public static class P {
51 
52         final int x;
53         final int y;
54 
55         P() {
56             x = 1234;
57             y = 5678;
58         }
59     }
60 
61     public static void main(String [] args) {
62 
63         Supplier<P> sxp = P::new;
64         P p = (P) sxp.get();
65         if (p.x != 1234 || p.y != 5678)
66             throw new AssertionError(p);
67 
68         Supplier<V> sxv = V::new;
69         V v = (V) sxv.get();
70         if (v.x != 1234 || v.y != 5678)
71             throw new AssertionError(v);
72     }
73 }