1 /*
 2  * Copyright (c) 2022, 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
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22  */
23 
24 /**
25  * @test
26  * @bug 8287982
27  * @summary Test native threads attaching to the VM with JNI AttachCurrentThread
28  * @requires (os.family == "linux" | os.family == "mac")
29  * @library /test/lib
30  * @compile ExplicitAttach.java
31  * @run main AttachTest ExplicitAttach 1
32  * @run main AttachTest ExplicitAttach 2
33  * @run main AttachTest ExplicitAttach 4
34  */
35 
36 /**
37  * @test
38  * @summary Test native threads attaching implicitly to the VM by means of an upcall
39  * @requires (os.family == "linux" | os.family == "mac") & (sun.arch.data.model == "64")
40  * @library /test/lib
41  * @compile --enable-preview -source ${jdk.version} ImplicitAttach.java
42  * @run main AttachTest --enable-preview --enable-native-access=ALL-UNNAMED ImplicitAttach 1
43  * @run main AttachTest --enable-preview --enable-native-access=ALL-UNNAMED ImplicitAttach 2
44  * @run main AttachTest --enable-preview --enable-native-access=ALL-UNNAMED ImplicitAttach 4
45  */
46 
47 import java.util.stream.Stream;
48 import jdk.test.lib.process.ProcessTools;
49 import jdk.test.lib.process.OutputAnalyzer;
50 
51 public class AttachTest {
52     static final String TEST_CLASSES = System.getProperty("test.classes");
53     static final String JAVA_LIBRARY_PATH = System.getProperty("java.library.path");
54 
55     public static void main(String[] args) throws Exception {
56         // prepend -cp ${test.classes} -Djava.library.path=${java.library.path}
57         String[] opts = Stream.concat(Stream.of(
58                         "-cp", TEST_CLASSES,
59                         "-Djava.library.path=" + JAVA_LIBRARY_PATH),
60                         Stream.of(args))
61                 .toArray(String[]::new);
62         OutputAnalyzer outputAnalyzer = ProcessTools
63                 .executeTestJava(opts)
64                 .outputTo(System.out)
65                 .errorTo(System.out);
66         outputAnalyzer.shouldHaveExitValue(0);
67     }
68 }