russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
76 lines
3.3 KiB
Java
76 lines
3.3 KiB
Java
/*
|
|
* Copyright (c) 2024, 2025, 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.
|
|
*/
|
|
|
|
import jdk.test.lib.JDKToolFinder;
|
|
import jdk.test.lib.process.OutputAnalyzer;
|
|
import jdk.test.lib.process.ProcessTools;
|
|
|
|
import java.nio.file.Files;
|
|
import java.nio.file.Path;
|
|
|
|
/*
|
|
* @test
|
|
* @bug 8336382
|
|
* @summary Test that in absence of isHeadless method, the JDK throws a meaningful error message.
|
|
* @library /test/lib
|
|
* @requires os.family == "linux"
|
|
* @build HeadlessMalfunctionAgent
|
|
* @run driver jdk.test.lib.helpers.ClassFileInstaller
|
|
* HeadlessMalfunctionAgent
|
|
* HeadlessMalfunctionAgent$1
|
|
* @run driver/timeout=240 HeadlessMalfunctionTest
|
|
*/
|
|
public class HeadlessMalfunctionTest {
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
// Package agent
|
|
Files.writeString(Path.of("MANIFEST.MF"), "Premain-Class: HeadlessMalfunctionAgent\n");
|
|
final ProcessBuilder pbJar = new ProcessBuilder()
|
|
.command(JDKToolFinder.getJDKTool("jar"), "cmf", "MANIFEST.MF", "agent.jar",
|
|
"HeadlessMalfunctionAgent.class",
|
|
"HeadlessMalfunctionAgent$1.class");
|
|
ProcessTools.executeProcess(pbJar).shouldHaveExitValue(0);
|
|
|
|
// Run test
|
|
final ProcessBuilder pbJava = ProcessTools.createTestJavaProcessBuilder(
|
|
"-javaagent:agent.jar",
|
|
"HeadlessMalfunctionTest$Runner"
|
|
);
|
|
final OutputAnalyzer output = ProcessTools.executeProcess(pbJava);
|
|
// Unpatched JDK logs: "FATAL ERROR in native method: Could not allocate library name"
|
|
// Patched should mention that isHeadless is missing, log message differs between OSes;
|
|
// e.g. LWCToolkit toolkit path on MacOS and Win32GraphicsEnvironment code path on Windows
|
|
// logs "java.lang.NoSuchMethodError: 'boolean java.awt.GraphicsEnvironment.isHeadless()'",
|
|
// whereas Linux logs "FATAL ERROR in native method: GetStaticMethodID isHeadless failed"
|
|
output.shouldContain("FATAL ERROR in native method: GetStaticMethodID isHeadless failed");
|
|
output.shouldNotHaveExitValue(0);
|
|
}
|
|
|
|
public static class Runner {
|
|
public static void main(String[] args) {
|
|
System.out.println(java.awt.GraphicsEnvironment
|
|
.getLocalGraphicsEnvironment()
|
|
.getMaximumWindowBounds());
|
|
}
|
|
}
|
|
}
|