JDK-8027042.js revision 877:cf4d2252d444 
1/*
2 * Copyright (c) 2010, 2013, 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.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/**
25 * JDK-8027042: Evaluation order for binary operators can be improved
26 *
27 * @test
28 * @run
29 * @fork
30 */
31
32// var with getter side effect
33Object.defineProperty(this, "a1", { get: function() {print("get a"); return 1; }});
34
35// var with both getter and conversion side effect
36Object.defineProperty(this, "b1", { get: function() {print("get b"); return {valueOf: function() { print("conv b"); return 10; }}; }});
37
38(function() {
39    // var with toPrimitive conversion side effect
40    var c1 = {valueOf: function() { print("conv c"); return 100; }};
41    print("start");
42    print(b1 + (c1 + a1));
43    print("done with first");
44    print(b1 + (c1 + b1));
45    print(b1 + (a1 + b1));
46    print(b1 + (b1 + c1));
47    print(b1 + (b1 + c1));
48    print(b1 + (c1 + (a1 - b1)));
49    print(b1 + (c1 + (c1 - b1)));
50    print(b1 + (c1 + (b1 - c1)));
51    print(b1 + (b1 + (a1 ? 2 : 3)));
52    print(b1 + (b1 + (b1 ? 2 : 3)));
53    print(b1 + (b1 + (c1 ? 2 : 3)));
54    print(b1 + ((-c1) + (-a1)));
55    print(b1 + ((-c1) + (-b1)));
56    print(b1 + ((-c1) + (-c1)));
57    try { print(b1 + new a1); } catch (e) {}
58    try { print(b1 + new b1); } catch (e) {}
59    try { print(b1 + new c1); } catch (e) {}
60})();
61