Tue, 22 Jul 2014 10:48:36 -0700
Merge
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);