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 /*
25  * @test
26  * @enablePreview
27  * @requires jdk.foreign.linker != "UNSUPPORTED"
28  * @run testng/othervm -Dos.name=Windows --enable-native-access=ALL-UNNAMED TestFallbackLookup
29  */
30 
31 import org.testng.annotations.*;
32 import static org.testng.Assert.*;
33 
34 import java.lang.foreign.Linker;
35 
36 public class TestFallbackLookup {
37     @Test
38     void testBadSystemLookupRequest() {
39         // we request a Linker, forcing OS name to be "Windows". This should trigger an exception when
40         // attempting to load a non-existent ucrtbase.dll. Make sure that no error is generated at this stage.
41         assertTrue(Linker.nativeLinker().defaultLookup().find("nonExistentSymbol").isEmpty());
42     }
43 }

 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 /*
25  * @test


26  * @run testng/othervm -Dos.name=Windows --enable-native-access=ALL-UNNAMED TestFallbackLookup
27  */
28 
29 import org.testng.annotations.*;
30 import static org.testng.Assert.*;
31 
32 import java.lang.foreign.Linker;
33 
34 public class TestFallbackLookup {
35     @Test
36     void testBadSystemLookupRequest() {
37         // we request a Linker, forcing OS name to be "Windows". This should trigger an exception when
38         // attempting to load a non-existent ucrtbase.dll. Make sure that no error is generated at this stage.
39         assertTrue(Linker.nativeLinker().defaultLookup().find("nonExistentSymbol").isEmpty());
40     }
41 }