jdk8-mips64-public/nashorn: test/script/basic/JDK-8044520.js@d5a9705a27b1

8066237: Fuzzing bug: Parser error on optimistic recompilation
Reviewed-by: lagergren, attila

     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  */

    24 /**

    25  * JDK-8044520: Nashorn cannot execute node.js's express module

    26  *

    27  * @test

    28  * @run

    29  */

    31 function checkNullProto() {

    32     var obj = {};

    33     obj.__proto__ = null;

    34     var proto = Object.getPrototypeOf(obj);

    35     if (typeof proto != 'object' || proto !== null) {

    36         fail("__proto__ can't be set to null!");

    37     }

    38 }

    40 checkNullProto();

    42 function checkSetProto(proto) {

    43     var obj = {};

    44     obj.__proto__ = proto;

    45     if (Object.getPrototypeOf(obj) !== Object.prototype) {

    46         fail("obj.__proto__ set not ignored for " + proto);

    47     }

    48 }

    50 checkSetProto(undefined);

    51 checkSetProto(42);

    52 checkSetProto(false);

    53 checkSetProto("hello");

    55 function checkLiteralSetProto(proto) {

    56     var obj = { __proto__: proto };

    57     if (obj.__proto__ !== Object.prototype) {

    58         fail("object literal _proto__ set not ignored for " + proto);

    59     }

    60 }

    62 checkLiteralSetProto(undefined);

    63 checkLiteralSetProto(34);

    64 checkLiteralSetProto(true);

    65 checkLiteralSetProto("world");

    67 function checkNullProtoFromLiteral() {

    68     var obj = { __proto__: null };

    69     var proto = Object.getPrototypeOf(obj);

    70     if (typeof proto != 'object' || proto !== null) {

    71         fail("__proto__ can't be set to null!");

    72     }

    73 }

    75 checkNullProtoFromLiteral();

    77 function checkSetPrototypeOf(proto) {

    78     try {

    79         Object.setPrototypeOf({}, proto);

    80         fail("should have thrown error for " + proto);

    81     } catch (e) {

    82         if (! (e instanceof TypeError)) {

    83             fail("should have thrown TypeError, got " + e);

    84         }

    85     }

    86 }

    88 checkSetPrototypeOf(undefined);

    89 checkSetPrototypeOf(43);

    90 checkSetPrototypeOf(false);

    91 checkSetPrototypeOf("nashorn");

    93 function checkNullSetPrototypeOf() {

    94     var obj = { };

    95     Object.setPrototypeOf(obj, null);

    96     var proto = Object.getPrototypeOf(obj);

    97     if (typeof proto != 'object' || proto !== null) {

    98         fail("__proto__ can't be set to null!");

    99     }

   100 }

   102 checkNullSetPrototypeOf();

   104 var desc = Object.getOwnPropertyDescriptor(Object.prototype, "__proto__");

   106 function checkProtoGetterOnPrimitive(value) {

   107     // call __proto__ getter on primitive - check ToObject

   108     // is called on 'this' value as per draft spec

   109     if (desc.get.call(value) !== Object(value).__proto__) {

   110         fail("can't call __proto__ getter on " + value);

   111     }

   112 }

   114 checkProtoGetterOnPrimitive(32);

   115 checkProtoGetterOnPrimitive(false);

   116 checkProtoGetterOnPrimitive("great!");

   118 function checkProtoSetterOnNonObjectThis(self) {

   119     try {

   120         desc.set.call(self);

   121         fail("should have thrown TypeError");

   122     } catch (e) {

   123         if (! (e instanceof TypeError)) {

   124             fail("should throw TypeError on non-object self, got " +e);

   125         }

   126     }

   127 }

   129 checkProtoSetterOnNonObjectThis(undefined);

   130 checkProtoSetterOnNonObjectThis(null);

   132 function checkProtoSetterReturnValue(obj, p) {

   133     if (typeof desc.set.call(obj, p) != "undefined") {

   134         fail("__proto__ setter does not return undefined: " + obj + " " + p);

   135     }

   136 }

   138 // try non-object 'this'. setter is expected to return undefined.

   139 checkProtoSetterReturnValue(23);

   140 checkProtoSetterReturnValue(false);

   141 checkProtoSetterReturnValue("foo");

   143 // set proper __proto__. Still return value is undefined.

   144 checkProtoSetterReturnValue({}, {});

   145 checkProtoSetterReturnValue({}, null);

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