1 /* 2 * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 import org.testng.Assert; 25 import org.testng.annotations.Test; 26 27 import java.net.InetAddress; 28 import java.net.UnknownHostException; 29 import java.util.Arrays; 30 31 /* 32 * @test 33 * @summary checks that InetAddress forward lookup API throw UnknownHostException 34 * when resolver returns empty address stream. 35 * @library providers/empty 36 * @build empty.results.provider/impl.EmptyResultsProviderImpl 37 * @run testng/othervm EmptyResultsStreamTest 38 */ 39 public class EmptyResultsStreamTest { 40 41 @Test(expectedExceptions = UnknownHostException.class) 42 public void getAllByNameTest() throws UnknownHostException { 43 System.err.println("getAllByName unexpectedly completed: " + 44 Arrays.deepToString(InetAddress.getAllByName("test1.org"))); 45 } 46 47 @Test(expectedExceptions = UnknownHostException.class) 48 public void getByNameTest() throws UnknownHostException { 49 System.err.println("getByName unexpectedly completed: " + 50 InetAddress.getByName("test2.org")); 51 } 52 }