133 lines
3.6 KiB
JavaScript
133 lines
3.6 KiB
JavaScript
/*
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* Copyright (c) 2010, 2013, 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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* NASHORN-207 : implement strict mode
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*
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* @test
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* @run
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*/
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'use strict';
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// cannot delete a variable
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try {
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eval("var fooVar = 3; delete fooVar;");
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fail("#1 should have thrown SyntaxError");
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} catch (e) {
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if (! (e instanceof SyntaxError)) {
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fail("#2 SyntaxError expected but got " + e);
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}
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}
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// cannot delete function parameter variable
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try {
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eval("function func(a) { delete a; }; func(2);");
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fail("#3 should have thrown SyntaxError");
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} catch(e) {
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if (! (e instanceof SyntaxError)) {
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fail("#4 SyntaxError expected but got " + e);
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}
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}
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// assignment can't be used to define as new variable
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try {
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bar = 3;
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fail("#5 should have thrown ReferenceError");
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} catch (e) {
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if (! (e instanceof ReferenceError)) {
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fail("#6 ReferenceError expected but got " + e);
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}
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}
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// repeated property definition is not allowed in an object literal
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try {
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eval("var obj = { foo: 33, foo: 44 }");
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fail("#7 should have thrown SyntaxError");
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} catch(e) {
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if (! (e instanceof SyntaxError)) {
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fail("#8 SyntaxError expected but got " + e);
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}
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}
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// can't assign to "eval"
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try {
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eval("var eval = 3");
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fail("#9 should have thrown SyntaxError");
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} catch(e) {
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if (! (e instanceof SyntaxError)) {
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fail("#10 SyntaxError expected but got " + e);
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}
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}
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// can't assign to 'arguments'
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try {
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eval("function func() { arguments = 34; }");
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fail("#11 should have thrown SyntaxError");
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} catch(e) {
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if (! (e instanceof SyntaxError)) {
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fail("#12 SyntaxError expected but got " + e);
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}
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}
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// can't delete non-configurable properties
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try {
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delete Object.prototype;
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fail("#13 should have thrown TypeError");
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} catch (e) {
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if (! (e instanceof TypeError)) {
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fail("#14 TypeError expected but got " + e);
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}
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}
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// cannot re-use function parameter name
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try {
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eval("function func(a, a) {}");
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fail("#15 should have thrown SyntaxError");
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} catch (e) {
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if (! (e instanceof SyntaxError)) {
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fail("#16 SyntaxError expected but got " + e);
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}
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}
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// strict eval creates own scope and caller's scope is untouched!
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eval("var myVar = 4;");
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if (typeof myVar !== 'undefined') {
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fail("#17 eval var 'myVar' created in global scope");
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}
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eval("function myNewFunc() {}");
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if (typeof myNewFunc !== 'undefined') {
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fail("#18 eval function 'myNewFunc' created in global scope");
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}
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// no octal in strict mode
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try {
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eval("var x = 010;");
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fail("#19 should have thrown SyntaxError");
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} catch (e) {
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if (! (e instanceof SyntaxError)) {
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fail("#20 SyntaxError expected but got " + e);
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}
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}
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