| /* |
| * Copyright (c) 2015, 2016, 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * 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. |
| */ |
| package jdk.nashorn.internal.runtime.test; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.ObjectInputStream; |
| import java.io.ObjectOutputStream; |
| import jdk.nashorn.internal.objects.NativeSymbol; |
| import jdk.nashorn.internal.runtime.Symbol; |
| import org.testng.Assert; |
| import org.testng.annotations.Test; |
| |
| /** |
| * @bug 8142924 |
| * @summary ES6 symbols created with Symbol.for should deserialize to canonical instances |
| */ |
| @SuppressWarnings("javadoc") |
| public class JDK_8142924_Test { |
| @Test |
| public static void testNonGlobal() throws Exception { |
| final String name = "testNonGlobal"; |
| final Symbol symbol1 = (Symbol)NativeSymbol.constructor(false, null, name); |
| final Symbol symbol2 = serializeRoundTrip(symbol1); |
| Assert.assertNotSame(symbol1, symbol2); |
| Assert.assertEquals(symbol2.getName(), name); |
| Assert.assertNotSame(symbol1, NativeSymbol._for(null, name)); |
| } |
| |
| @Test |
| public static void testGlobal() throws Exception { |
| final String name = "testGlobal"; |
| final Symbol symbol1 = (Symbol)NativeSymbol._for(null, name); |
| final Symbol symbol2 = serializeRoundTrip(symbol1); |
| Assert.assertSame(symbol1, symbol2); |
| } |
| |
| private static Symbol serializeRoundTrip(final Symbol symbol) throws Exception { |
| final ByteArrayOutputStream bout = new ByteArrayOutputStream(); |
| final ObjectOutputStream out = new ObjectOutputStream(bout); |
| out.writeObject(symbol); |
| out.close(); |
| return (Symbol) new ObjectInputStream(new ByteArrayInputStream(bout.toByteArray())).readObject(); |
| } |
| } |