optimistic_check_type.js revision 822:005ac813256a 
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.
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-8036987 : Implement tests that checks static types in the compiled code
26 * @test
27 * @run
28 */
29
30var inspect = Java.type("jdk.nashorn.test.tools.StaticTypeInspector").inspect
31var a=3,b,c,z,y;
32
33// Testing arithmetic operators
34print(inspect(y*z, "undefined value multiplication by undefined value"))
35print(inspect(y/z, "undefined value division by undefined value"))
36
37var x = { a: 2, b:1 }
38print(inspect(x.a*x.b, "int multiplication by int"))
39print(inspect(x.a/x.b, "int division by int without remainder"))
40
41x.a = 7;
42x.b = 2;
43print(inspect(x.a/x.b, "int division by int with remainder"))
44print(inspect(x.a%x.b, "int modulus by int"))
45print(inspect(x.a+x.b, "int plus int"))
46
47x.a = Number.MAX_VALUE;
48x.b = Number.MAX_VALUE;
49print(inspect(x.a*x.b, "max value multiplication by max value"))
50
51x.a = Number.POSITIVE_INFINITY;
52x.b = Number.POSITIVE_INFINITY;
53print(inspect(x.a*x.b, "infinity multiplication by infinity"))
54
55x.a = -1;
56x.b = Number.POSITIVE_INFINITY;
57print(inspect(x.a/x.b, "-1 division by infinity"))
58
59x.a = Number.POSITIVE_INFINITY;
60x.b = 0;
61print(inspect(x.a/x.b, "infinity division by zero"))
62
63x.a = Number.POSITIVE_INFINITY;
64x.b = 'Hello';
65print(inspect(x.a/x.b, "infinity division by String"))
66
67// Testing nested functions and return value
68function f() {
69    var x = 2, y = 1;
70    function g() {
71        print(inspect(x, "outer local variable"));
72        print(inspect(a, "global variable"));
73        print(inspect(x*y, "outer local variable multiplication by outer local variable"));
74        print(inspect(a*b, "global variable multiplication by global variable undefined"));
75    }
76    g()
77}
78f()
79
80function f1(a,b,c) {
81    d = (a+b) * c;
82    print(inspect(c, "c"));
83    print(inspect(a+b, "a+b"));
84    print(inspect(d, "d"));
85}
86f1()
87
88
89function f2(a,b) {
90    d = a && b;
91    print(inspect(d, "d"));
92}
93f2()