/* * Copyright (c) 2022, 2023, 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 * @run testng/othervm -Dos.name=Windows --enable-native-access=ALL-UNNAMED TestFallbackLookup */ import org.testng.annotations.*; import static org.testng.Assert.*; import java.lang.foreign.Linker; public class TestFallbackLookup { @Test void testBadSystemLookupRequest() { // we request a Linker, forcing OS name to be "Windows". This should trigger an exception when // attempting to load a non-existent ucrtbase.dll. Make sure that no error is generated at this stage. assertTrue(Linker.nativeLinker().defaultLookup().find("nonExistentSymbol").isEmpty()); } }