jdk-24/test/hotspot/jtreg/runtime/sealedClasses/SealedUnnamedModuleIntfTest.java
Vicente Romero d42bfef8a4 8227046: compiler implementation for sealed classes
8225056: VM support for sealed classes
8227044: javax.lang.model for sealed classes
8227045: Preview APIs support for sealed classes
8227047: Javadoc for sealed types
8245854: JVM TI Specification for sealed classes

Co-authored-by: Harold Seigel <harold.seigel@oracle.com>
Co-authored-by: Jan Lahoda <jan.lahoda@oracle.com>
Reviewed-by: mcimadamore, forax, darcy, dholmes, jlahoda, lfoltan, mchung, sspitsyn, vromero
2020-06-01 17:00:40 -04:00

60 lines
2.6 KiB
Java

/*
* Copyright (c) 2020, 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 8225056
* @compile Pkg/SealedInterface.jcod Pkg/NotPermitted.jcod
* @compile --enable-preview -source ${jdk.version} Pkg/Permitted.java otherPkg/WrongPackage.java
* @run main/othervm --enable-preview SealedUnnamedModuleIntfTest
*/
public class SealedUnnamedModuleIntfTest {
public static void main(String args[]) throws Throwable {
// Classes Permitted, NotPermitted, and WrongPackage all try to implement
// sealed interface SealedInterface.
// Interface SealedInterface permits classes Permitted and WrongPackage.
// Test non-public permitted subclass and superclass in unnamed module and
// same package. This should succeed.
Class permitted = Class.forName("Pkg.Permitted");
// Test unpermitted subclass and superclass in unnamed module and same package.
// This should throw an exception.
try {
Class notPermitted = Class.forName("Pkg.NotPermitted");
throw new RuntimeException("Expected IncompatibleClassChangeError exception not thrown");
} catch (IncompatibleClassChangeError e) {
if (!e.getMessage().contains("cannot implement sealed interface")) {
throw new RuntimeException("Wrong IncompatibleClassChangeError exception thrown: " + e.getMessage());
}
}
// Test public permitted subclass and superclass in same unnamed module but in
// different packages. This should not throw an exception.
Class wrongPkg = Class.forName("otherPkg.WrongPackage");
}
}