diff -r 4ebc2e2fb97c -r 71c04702a3d5 test/jdk/java/net/Socket/TestClose.java --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/jdk/java/net/Socket/TestClose.java Tue Sep 12 19:03:39 2017 +0200 @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2001, 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. + */ +/* + * @test + * + * @bug 4408755 + * + * @summary This tests wether it's possible to get some informations + * out of a closed socket. This is for backward compatibility purposes. + */ + +import java.net.*; + +public class TestClose { + + public static void main(String[] args) throws Exception { + ServerSocket ss; + Socket s; + InetAddress ad1, ad2; + int port1, port2, serverport; + + ss = new ServerSocket(0); + serverport = ss.getLocalPort(); + s = new Socket("localhost", serverport); + s.close(); + ss.close(); + ad1 = ss.getInetAddress(); + if (ad1 == null) + throw new RuntimeException("ServerSocket.getInetAddress() returned null"); + port1 = ss.getLocalPort(); + if (port1 != serverport) + throw new RuntimeException("ServerSocket.getLocalPort() returned the wrong value"); + ad2 = s.getInetAddress(); + if (ad2 == null) + throw new RuntimeException("Socket.getInetAddress() returned null"); + port2 = s.getPort(); + if (port2 != serverport) + throw new RuntimeException("Socket.getPort() returned wrong value"); + ad2 = s.getLocalAddress(); + if (ad2 == null) + throw new RuntimeException("Socket.getLocalAddress() returned null"); + port2 = s.getLocalPort(); + if (port2 == -1) + throw new RuntimeException("Socket.getLocalPort returned -1"); + } +}