Tue, 01 Sep 2015 18:28:11 +0530
8068901: Surprising behavior with more than one functional interface on a class
8068903: Can't invoke vararg @FunctionalInterface methods
Reviewed-by: attila, hannesw
1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 */
24 /**
25 * JDK-8058610: must not let long operations overflow
26 *
27 * @test
28 * @run
29 */
31 function mul(x) {
32 return x.foo * x.bar;
33 }
34 print("=== mul ===")
35 print(mul({foo: 2147483647, bar: 2147483647})); // 2^31
36 print(mul({foo: 17179869184, bar: 2147483647})); // 2^34
38 function self_mul(x) {
39 return x.foo *= x.bar;
40 }
41 print("=== self_mul ===")
42 print(self_mul({foo: 2147483647, bar: 2147483647})); // 2^31
43 print(self_mul({foo: 17179869184, bar: 2147483647})); // 2^34
45 // We'll need to use this function to obtain long values larger in
46 // magnitude than those precisely representable in a double (2^53),
47 // as Nashorn's parser will reify such literals as a double. For
48 // overflow on add and sub we need (2^63)-1.
49 var parseLong = Java.type("java.lang.Long").parseLong;
51 function sub(x) {
52 return x.foo - x.bar;
53 }
54 print("=== sub ===")
55 print(sub({foo: 2147483647, bar: -2147483647})); // 2^31
56 print(sub({foo: parseLong("9223372036854775807"), bar: parseLong("-9223372036854775807")})); // 2^63-1
58 function self_sub(x) {
59 return x.foo -= x.bar;
60 }
61 print("=== self_sub ===")
62 print(self_sub({foo: 2147483647, bar: -2147483647})); // 2^31
63 print(self_sub({foo: parseLong("9223372036854775807"), bar: parseLong("-9223372036854775807")})); // 2^63-1
65 function add(x) {
66 return x.foo + x.bar;
67 }
68 print("=== add ===")
69 print(add({foo: 2147483647, bar: 2147483647})); // 2^31
70 print(add({foo: parseLong("9223372036854775807"), bar: parseLong("9223372036854775807")})); // 2^63-1
72 function self_add(x) {
73 return x.foo += x.bar;
74 }
75 print("=== self_add ===")
76 print(self_add({foo: 2147483647, bar: 2147483647})); // 2^31
77 print(self_add({foo: parseLong("9223372036854775807"), bar: parseLong("9223372036854775807")})); // 2^63-1