jdk-24/hotspot/test/compiler/jvmci/compilerToVM/HasFinalizableSubclassTest.java
Christian Thalinger 16526e000e 8136421: JEP 243: Java-Level JVM Compiler Interface
Reviewed-by: ihse, alanb, roland, coleenp, iveresov, kvn, kbarrett
2015-10-08 12:49:30 -10:00

107 lines
4.4 KiB
Java

/*
* Copyright (c) 2015, 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 8136421
* @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64"
* @library / /testlibrary /../../test/lib
* @compile ../common/CompilerToVMHelper.java
* @build compiler.jvmci.compilerToVM.HasFinalizableSubclassTest
* @run main ClassFileInstaller jdk.vm.ci.hotspot.CompilerToVMHelper
* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockExperimentalVMOptions
* -XX:+EnableJVMCI compiler.jvmci.compilerToVM.HasFinalizableSubclassTest
*/
package compiler.jvmci.compilerToVM;
import compiler.jvmci.common.testcases.AbstractClass;
import compiler.jvmci.common.testcases.AbstractClassExtender;
import compiler.jvmci.common.testcases.DoNotImplementInterface;
import compiler.jvmci.common.testcases.MultipleImplementer1;
import compiler.jvmci.common.testcases.MultipleImplementersInterface;
import compiler.jvmci.common.testcases.SingleImplementerInterface;
import java.util.HashSet;
import java.util.Set;
import java.util.stream.Stream;
import jdk.vm.ci.hotspot.CompilerToVMHelper;
import jdk.vm.ci.hotspot.HotSpotResolvedObjectTypeImpl;
import jdk.test.lib.Asserts;
import jdk.test.lib.Utils;
public class HasFinalizableSubclassTest {
public static void main(String args[]) {
HasFinalizableSubclassTest test = new HasFinalizableSubclassTest();
for (TestCase tcase : createTestCases()) {
test.runTest(tcase);
}
}
private static Set<TestCase> createTestCases() {
Stream.of(
AbstractClassExtender.class,
SingleImplementerInterface.class,
MultipleImplementersInterface.class,
MultipleImplementer1.class,
DoNotImplementInterface.class)
.forEach(Utils::ensureClassIsLoaded);
Set<TestCase> result = new HashSet<>();
// iface with finalize method
result.add(new TestCase(SingleImplementerInterface.class, false));
// iface with default finalize method
result.add(new TestCase(MultipleImplementersInterface.class, false));
// class which implements iface w/ default finalize method
result.add(new TestCase(MultipleImplementer1.class, true));
// abstract class with finalizeable subclass
result.add(new TestCase(AbstractClass.class, true));
// non-implemented iface
result.add(new TestCase(DoNotImplementInterface.class, false));
return result;
}
private void runTest(TestCase tcase) {
System.out.println(tcase);
HotSpotResolvedObjectTypeImpl metaspaceKlass = CompilerToVMHelper
.lookupType(Utils.toJVMTypeSignature(tcase.aClass),
getClass(), /* resolve = */ true);
Asserts.assertEQ(tcase.expected,
CompilerToVMHelper.hasFinalizableSubclass(metaspaceKlass),
"Unexpected finalizableSubclass state for "
+ tcase.aClass.getName());
}
private static class TestCase {
public final Class<?> aClass;
public final boolean expected;
public TestCase(Class<?> clazz, boolean expected) {
this.aClass = clazz;
this.expected = expected;
}
@Override
public String toString() {
return "CASE: class= " + aClass.getName() + ", expected=" + expected;
}
}
}