72 lines
2.6 KiB
JavaScript
72 lines
2.6 KiB
JavaScript
/*
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* Copyright (c) 2015, 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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* Make sure ECMAScript 6 features are not available in ES5 mode.
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*
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* @test
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* @run
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*/
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function checkUndefined(name, object) {
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if (typeof object[name] !== 'undefined' || name in object) {
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Assert.fail(name + ' is defined in ' + object);
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}
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}
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checkUndefined('Symbol', this);
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checkUndefined('Map', this);
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checkUndefined('Set', this);
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checkUndefined('WeakMap', this);
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checkUndefined('WeakSet', this);
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checkUndefined('getOwnPropertySymbols', Object);
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checkUndefined('entries', Array.prototype);
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checkUndefined('values', Array.prototype);
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checkUndefined('keys', Array.prototype);
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function expectError(src, msg, error) {
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try {
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eval(src);
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Assert.fail(msg);
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} catch (e) {
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if (e.name !== error) {
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Assert.fail('Unexpected error: ' + e);
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}
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}
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}
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expectError('let i = 0', 'let', 'SyntaxError');
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expectError('const i = 0', 'const', 'SyntaxError');
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expectError('for (let i = 0; i < 10; i++) print(i)', 'for-let', 'SyntaxError');
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expectError('0b0', 'numeric literal', 'SyntaxError');
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expectError('0o0', 'numeric litera', 'SyntaxError');
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expectError('`text`', 'template literal', 'SyntaxError');
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expectError('`${ x }`', 'template literal', 'SyntaxError');
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expectError('`text ${ x } text`', 'template literal', 'SyntaxError');
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expectError('f`text`', 'template literal', 'SyntaxError');
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expectError('for (a of [1, 2, 3]) print(a)', 'for-of', 'SyntaxError');
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expectError('for (var a of [1, 2, 3]) print(a)', 'for-of', 'SyntaxError');
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expectError('for (let a of [1, 2, 3]) print(a)', 'for-of', 'SyntaxError');
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expectError('for (const a of [1, 2, 3]) print(a)', 'for-of', 'SyntaxError');
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