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/*
* Copyright (c) 2014, 2017, 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 LFSingleThreadCachingTest
* @bug 8046703
* @key randomness
* @summary Test verifies that lambda forms are cached when run with single thread
* @author kshefov
* @library /lib/testlibrary /java/lang/invoke/common /test/lib
* @modules java.base/java.lang.ref:open
* java.base/java.lang.invoke:open
* java.management
* @build jdk.test.lib.TimeLimitedRunner
* @build TestMethods
* @build LambdaFormTestCase
* @build LFCachingTestCase
* @build LFSingleThreadCachingTest
* @run main/othervm -XX:ReservedCodeCacheSize=128m LFSingleThreadCachingTest
*/
import java.lang.invoke.MethodHandle;
import java.util.EnumSet;
import java.util.Map;
/**
* Single threaded lambda forms caching test class.
*/
public final class LFSingleThreadCachingTest extends LFCachingTestCase {
/**
* Constructor for a single threaded lambda forms caching test case.
*
* @param testMethod A method from {@code j.l.i.MethodHandles} class that
* returns a {@code j.l.i.MethodHandle} instance.
*/
public LFSingleThreadCachingTest(TestMethods testMethod) {
super(testMethod);
}
@Override
public void doTest() {
MethodHandle adapter1;
MethodHandle adapter2;
Map<String, Object> data = getTestMethod().getTestCaseData();
try {
adapter1 = getTestMethod().getTestCaseMH(data, TestMethods.Kind.ONE);
adapter2 = getTestMethod().getTestCaseMH(data, TestMethods.Kind.TWO);
} catch (NoSuchMethodException | IllegalAccessException ex) {
throw new Error("Unexpected exception", ex);
}
checkLFCaching(adapter1, adapter2);
}
/**
* Main routine for single threaded lambda forms caching test.
*
* @param args Accepts no arguments.
*/
public static void main(String[] args) {
LambdaFormTestCase.runTests(LFSingleThreadCachingTest::new,
EnumSet.allOf(TestMethods.class));
}
}
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