jdk8-mips64-public/nashorn: test/script/nosecurity/JDK-8067215.js@41ac91662b75

     1 /*

     2  * Copyright (c) 2010, 2015, 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  */

    24 /**

    25  * JDK-8067215: Disable dual fields when not using optimistic types

    26  *

    27  * @test

    28  * @run

    29  * @option -Dnashorn.debug=true

    30  * @fork

    31  */

    33 var intType    = Java.type("int");

    34 var doubleType = Java.type("double");

    35 var objectType = Java.type("java.lang.Object");

    37 var Context = Java.type("jdk.nashorn.internal.runtime.Context");

    38 var JSType  = Java.type("jdk.nashorn.internal.runtime.JSType");

    40 var context = Context.getContext();

    41 var dualFields = context.useDualFields();

    42 var optimisticTypes = context.getEnv()._optimistic_types;

    44 if (dualFields != optimisticTypes) {

    45     throw new Error("Wrong dual fields setting");

    46 }

    48 function testMap(obj) {

    49     obj.x = "foo";

    50     obj["y"] = 0;

    51     Object.defineProperty(obj, "z", {value: 0.5});

    52     var map = Debug.map(obj);

    53     for (var key in obj) {

    54         var prop = map.findProperty(key);

    55         if (prop.hasDualFields() !== dualFields) {

    56             throw new Error("Wrong property flags: " + prop);

    57         }

    58         if (prop.getType() != getExpectedType(obj[key])) {

    59             throw new Error("Wrong property type: " + prop.getType() + " // " + getExpectedType(obj[key]));

    60         }

    61     }

    62 }

    64 function getExpectedType(value) {

    65     if (!dualFields) {

    66         return objectType.class;

    67     }

    68     if (typeof value === "number") {

    69         return JSType.isRepresentableAsInt(value) ? intType.class : doubleType.class;

    70     }

    71     return objectType.class;

    72 }

    74 var o = {

    75     a: 1,

    76     b: 2.5,

    77     c: 0x10000000000,

    78     d: true

    79 };

    81 function C() {

    82     this.a = 1;

    83     this.b = 2.5;

    84     this.c = 0x10000000000;

    85     this.d = true;

    86 }

    88 var a = 1;

    89 var b = 2.5;

    90 var c = 0x10000000000;

    91 var d = true;

    93 testMap(o);

    94 testMap(new C());

    95 testMap(JSON.parse('{ "a": 1, "b": 2.5, "c": 1099511627776, "d": true }'));

    96 testMap(this);

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