--- old/test/nashorn/script/basic/es6/symbols.js 2020-04-15 19:14:21.000000000 +0530 +++ /dev/null 2020-04-15 19:14:21.000000000 +0530 @@ -1,154 +0,0 @@ -/* - * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This code is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 only, as - * published by the Free Software Foundation. - * - * This code is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License - * version 2 for more details (a copy is included in the LICENSE file that - * accompanied this code). - * - * You should have received a copy of the GNU General Public License version - * 2 along with this work; if not, write to the Free Software Foundation, - * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. - * - * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ - -/** - * JDK-8141702: Add support for Symbol property keys - * - * @test - * @run - * @option --language=es6 - */ - -Assert.assertTrue(typeof Symbol === 'function'); -Assert.assertTrue(typeof Symbol() === 'symbol'); - -Assert.assertTrue(Symbol().toString() === 'Symbol()'); -Assert.assertTrue(Symbol('foo').toString() === 'Symbol(foo)'); -Assert.assertTrue(Symbol(1).toString() === 'Symbol(1)'); -Assert.assertTrue(Symbol(true).toString() === 'Symbol(true)'); -Assert.assertTrue(Symbol([1, 2, 3]).toString() === 'Symbol(1,2,3)'); -Assert.assertTrue(Symbol(null).toString() === 'Symbol(null)'); -Assert.assertTrue(Symbol(undefined).toString() === 'Symbol()'); - -const s1 = Symbol(); -const s2 = Symbol("s2"); -Assert.assertFalse(s1 instanceof Symbol); // not an object - -let obj = {}; -obj['foo'] = 'foo'; -obj[s1] = s1; -obj['bar'] = 'bar'; -obj[1] = 1; -obj[s2] = s2; - -Assert.assertTrue(obj['foo'] === 'foo'); -Assert.assertTrue(obj[s1] === s1); -Assert.assertTrue(obj['bar'] === 'bar'); -Assert.assertTrue(obj[1] === 1); -Assert.assertTrue(obj[s2] === s2); - -const expectedNames = ['1', 'foo', 'bar']; -const expectedSymbols = [s1, s2]; -const actualNames = Object.getOwnPropertyNames(obj); -let actualSymbols = Object.getOwnPropertySymbols(obj); -Assert.assertTrue(expectedNames.length == actualNames.length); -Assert.assertTrue(expectedSymbols.length == actualSymbols.length); - -for (let key in expectedNames) { - Assert.assertTrue(expectedNames[key] === actualNames[key]); -} -for (let key in expectedSymbols) { - Assert.assertTrue(expectedSymbols[key] === actualSymbols[key]); -} - -// Delete -Assert.assertTrue(delete obj[s1]); -Assert.assertTrue(Object.getOwnPropertySymbols(obj).length === 1); -Assert.assertTrue(Object.getOwnPropertySymbols(obj)[0] === s2); - -// Object.defineProperty -Object.defineProperty(obj, s1, {value : 'hello'}); -Assert.assertTrue(obj[s1] === 'hello'); -actualSymbols = Object.getOwnPropertySymbols(obj); -Assert.assertTrue(Object.getOwnPropertySymbols(obj).length === 2); -Assert.assertTrue(Object.getOwnPropertySymbols(obj)[1] === s1); - -// Symbol called as constructor -try { - new Symbol(); - Assert.fail("Symbol invoked as constructor"); -} catch (e) { - if (e.name !== "TypeError" || e.message !== "Symbol is not a constructor.") { - Assert.fail("Unexpected error: " + e); - } -} - -// Implicit conversion to string or number should throw -try { - ' ' + s1; - Assert.fail("Symbol converted to string"); -} catch (e) { - if (e.name !== "TypeError" || e.message !== "Can not convert Symbol value to string.") { - Assert.fail("Unexpected error: " + e); - } -} - -try { - 4 * s1; - Assert.fail("Symbol converted to number"); -} catch (e) { - if (e.name !== "TypeError" || e.message !== "Can not convert Symbol value to number.") { - Assert.fail("Unexpected error: " + e); - } -} - -// Symbol.for and Symbol.keyFor - -const uncached = Symbol('foo'); -const cached = Symbol.for('foo'); - -Assert.assertTrue(uncached !== cached); -Assert.assertTrue(Symbol.keyFor(uncached) === undefined); -Assert.assertTrue(Symbol.keyFor(cached) === 'foo'); -Assert.assertTrue(cached === Symbol.for('foo')); -Assert.assertTrue(cached === Symbol.for('f' + 'oo')); - -// JDK-8147008: Make sure symbols are handled by primitive linker -Symbol.prototype.foo = 123; -Symbol.prototype[s2] = s2; -Assert.assertEquals(s1.foo, 123); -Assert.assertEquals(s2[s2], s2); - -// Object wrapper - -const o = Object(s1); -obj = {}; -obj[s1] = "s1"; -Assert.assertTrue(o == s1); -Assert.assertTrue(o !== s1); -Assert.assertTrue(typeof o === 'object'); -Assert.assertTrue(o instanceof Symbol); -Assert.assertTrue(obj[o] == 's1'); -Assert.assertTrue(o in obj); -Assert.assertEquals(o.foo, 123); -Assert.assertEquals(o[s2], s2); - -// various non-strict comparisons that should fail - -Assert.assertFalse(0 == Symbol()); -Assert.assertFalse(1 == Symbol(1)); -Assert.assertFalse(null == Symbol()); -Assert.assertFalse(undefined == Symbol); -Assert.assertFalse('Symbol()' == Symbol()); -Assert.assertFalse('Symbol(foo)' == Symbol('foo')); -