jdk-24/test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/LambdaProxyDuringShutdown.java
David M. Lloyd b527edd338 8292914: Lambda proxies have unstable names
Change the name of generated lambda proxy classes so that they no longer have a numerical suffix.

Reviewed-by: mchung
2023-02-27 17:18:44 +00:00

89 lines
4.1 KiB
Java

/*
* Copyright (c) 2021, 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
* @bug 8261860
* @summary VM should not crash if a lambda proxy class is created during
* shutdown and its nest host is not linked.
* @requires vm.cds
* @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds
* /test/hotspot/jtreg/runtime/cds/appcds/dynamicArchive/test-classes
* @build LambdaProxyDuringShutdownApp jdk.test.whitebox.WhiteBox LambdaVerification
* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar lambda_proxy_shutdown.jar LambdaVerification
* LambdaProxyDuringShutdownApp MyShutdown Outer Outer$Inner
* @run driver jdk.test.lib.helpers.ClassFileInstaller -jar WhiteBox.jar jdk.test.whitebox.WhiteBox
* @run driver jdk.test.lib.helpers.ClassFileInstaller jdk.test.whitebox.WhiteBox
* @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xbootclasspath/a:. LambdaProxyDuringShutdown
*/
import jdk.test.lib.helpers.ClassFileInstaller;
public class LambdaProxyDuringShutdown extends DynamicArchiveTestBase {
public static void main(String[] args) throws Exception {
runTest(LambdaProxyDuringShutdown::test);
}
static void test() throws Exception {
String topArchiveName = getNewArchiveName();
String appJar = ClassFileInstaller.getJarPath("lambda_proxy_shutdown.jar");
String mainClass = "LambdaProxyDuringShutdownApp";
String wbJar = ClassFileInstaller.getJarPath("WhiteBox.jar");
String use_whitebox_jar = "-Xbootclasspath/a:" + wbJar;
String appOutput = "Hello from Inner";
dump(topArchiveName,
"-XX:+UnlockDiagnosticVMOptions",
"-XX:+WhiteBoxAPI",
"-Xlog:class+load=debug,cds=debug,cds+dynamic=info",
use_whitebox_jar,
"-cp", appJar, mainClass)
.assertNormalExit(output -> {
// Nest host should not be skipped although it is not in the linked state.
output.shouldNotContain("Skipping Outer: Not linked")
// Lambda proxy is loaded normally.
.shouldMatch("class.load.*Outer[$]Inner[$][$]Lambda.*0x.*source:.Outer")
.shouldContain(appOutput)
.shouldHaveExitValue(0);
});
run(topArchiveName,
"-XX:+UnlockDiagnosticVMOptions",
"-XX:+WhiteBoxAPI",
use_whitebox_jar,
"-Xlog:class+load=debug",
"-cp", appJar, mainClass, "run")
.assertNormalExit(output -> {
// Only the nest host (Outer) and the Inner class are loaded
// from the dynamic archive.
// The lambda proxy is not loaded from the dynamic archive.
output.shouldMatch("class.load.*Outer.source:.*shared.*objects.*file.*(top)")
.shouldMatch("class.load.*Outer[$]Inner[$][$]Lambda.*0x.*source:.Outer")
.shouldMatch("class.load. Outer[$]Inner.source:.*shared.*objects.*file.*(top)")
.shouldContain(appOutput)
.shouldHaveExitValue(0);
});
}
}