jdk-24/test/jdk/java/net/spi/InetAddressResolverProvider/ProviderGetExceptionTest.java
Aleksei Efimov 2ca4ff87b7 8244202: Implementation of JEP 418: Internet-Address Resolution SPI
Co-authored-by: Chris Hegarty <chegar@openjdk.org>
Co-authored-by: Daniel Fuchs <dfuchs@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Reviewed-by: dfuchs, alanb, michaelm, chegar
2021-11-11 14:33:58 +00:00

64 lines
2.5 KiB
Java

/*
* Copyright (c) 2021, 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
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*/
import java.net.InetAddress;
import java.util.Arrays;
import org.testng.Assert;
import org.testng.annotations.Test;
import static impl.FaultyResolverProviderGetImpl.EXCEPTION_MESSAGE;
/*
* @test
* @summary Test that InetAddress fast-fails if custom provider fails to
* instantiate a resolver.
* @library providers/faulty
* @build faulty.provider/impl.FaultyResolverProviderGetImpl
* @run testng/othervm ProviderGetExceptionTest
*/
public class ProviderGetExceptionTest {
@Test
public void getByNameExceptionTest() {
String hostName = "test.host";
System.out.println("Looking up address for the following host name:" + hostName);
callInetAddressAndCheckException(() -> InetAddress.getByName(hostName));
}
@Test
public void getByAddressExceptionTest() {
byte[] address = new byte[]{1, 2, 3, 4};
System.out.println("Looking up host name for the following address:" + Arrays.toString(address));
callInetAddressAndCheckException(() -> InetAddress.getByAddress(address).getHostName());
}
private void callInetAddressAndCheckException(Assert.ThrowingRunnable apiCall) {
IllegalArgumentException iae = Assert.expectThrows(IllegalArgumentException.class, apiCall);
System.out.println("Got exception of expected type:" + iae);
Assert.assertNull(iae.getCause(), "cause is not null");
Assert.assertEquals(iae.getMessage(), EXCEPTION_MESSAGE);
}
}