--- /dev/null 2013-03-06 13:58:44.561061889 +0400 +++ new/test/java/net/GetMTUTest.java 2013-03-06 14:14:48.865807981 +0400 @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2011, 2013, 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 + * @summary Insures that NetworkInterface.getMTU() does not throw an exception. + * @summary com.apple.junit.java.net + * @run junit GetMTUTest + */ + +import java.net.*; +import java.util.Enumeration; +import junit.framework.*; + +public class GetMTUTest extends TestCase { + + public static Test suite() { + return new TestSuite( GetMTUTest.class); + } + + public static void main (String[] args) throws RuntimeException { + TestResult tr = junit.textui.TestRunner.run(suite()); + if ((tr.errorCount() != 0) || (tr.failureCount() != 0)) { + throw new RuntimeException("### FAILED: unexpected JUnit errors or failures."); + } + } + + public void testNetworkInterfaceGetMTU() { + Enumeration interfaces; + try { + interfaces = NetworkInterface.getNetworkInterfaces(); + while (interfaces.hasMoreElements()) { + NetworkInterface ni = interfaces.nextElement(); + int mtu = ni.getMTU(); + } + } catch (SocketException e) { + fail("Socket exception thrown in testNetworkInterfaceGetMTU : " + e.getMessage()); + } + } + +}