146 lines
4.2 KiB
JavaScript
146 lines
4.2 KiB
JavaScript
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* JDK-8044520: Nashorn cannot execute node.js's express module
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*
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* @test
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* @run
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*/
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function checkNullProto() {
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var obj = {};
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obj.__proto__ = null;
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var proto = Object.getPrototypeOf(obj);
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if (typeof proto != 'object' || proto !== null) {
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fail("__proto__ can't be set to null!");
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}
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}
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checkNullProto();
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function checkSetProto(proto) {
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var obj = {};
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obj.__proto__ = proto;
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if (Object.getPrototypeOf(obj) !== Object.prototype) {
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fail("obj.__proto__ set not ignored for " + proto);
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}
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}
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checkSetProto(undefined);
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checkSetProto(42);
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checkSetProto(false);
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checkSetProto("hello");
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function checkLiteralSetProto(proto) {
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var obj = { __proto__: proto };
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if (obj.__proto__ !== Object.prototype) {
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fail("object literal _proto__ set not ignored for " + proto);
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}
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}
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checkLiteralSetProto(undefined);
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checkLiteralSetProto(34);
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checkLiteralSetProto(true);
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checkLiteralSetProto("world");
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function checkNullProtoFromLiteral() {
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var obj = { __proto__: null };
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var proto = Object.getPrototypeOf(obj);
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if (typeof proto != 'object' || proto !== null) {
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fail("__proto__ can't be set to null!");
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}
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}
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checkNullProtoFromLiteral();
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function checkSetPrototypeOf(proto) {
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try {
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Object.setPrototypeOf({}, proto);
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fail("should have thrown error for " + proto);
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} catch (e) {
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if (! (e instanceof TypeError)) {
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fail("should have thrown TypeError, got " + e);
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}
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}
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}
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checkSetPrototypeOf(undefined);
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checkSetPrototypeOf(43);
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checkSetPrototypeOf(false);
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checkSetPrototypeOf("nashorn");
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function checkNullSetPrototypeOf() {
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var obj = { };
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Object.setPrototypeOf(obj, null);
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var proto = Object.getPrototypeOf(obj);
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if (typeof proto != 'object' || proto !== null) {
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fail("__proto__ can't be set to null!");
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}
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}
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checkNullSetPrototypeOf();
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var desc = Object.getOwnPropertyDescriptor(Object.prototype, "__proto__");
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function checkProtoGetterOnPrimitive(value) {
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// call __proto__ getter on primitive - check ToObject
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// is called on 'this' value as per draft spec
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if (desc.get.call(value) !== Object(value).__proto__) {
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fail("can't call __proto__ getter on " + value);
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}
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}
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checkProtoGetterOnPrimitive(32);
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checkProtoGetterOnPrimitive(false);
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checkProtoGetterOnPrimitive("great!");
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function checkProtoSetterOnNonObjectThis(self) {
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try {
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desc.set.call(self);
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fail("should have thrown TypeError");
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} catch (e) {
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if (! (e instanceof TypeError)) {
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fail("should throw TypeError on non-object self, got " +e);
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}
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}
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}
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checkProtoSetterOnNonObjectThis(undefined);
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checkProtoSetterOnNonObjectThis(null);
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function checkProtoSetterReturnValue(obj, p) {
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if (typeof desc.set.call(obj, p) != "undefined") {
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fail("__proto__ setter does not return undefined: " + obj + " " + p);
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}
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}
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// try non-object 'this'. setter is expected to return undefined.
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checkProtoSetterReturnValue(23);
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checkProtoSetterReturnValue(false);
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checkProtoSetterReturnValue("foo");
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// set proper __proto__. Still return value is undefined.
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checkProtoSetterReturnValue({}, {});
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checkProtoSetterReturnValue({}, null);
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