test/langtools/tools/javac/lambda/methodReference/MethodRefNewInnerInLambdaVerify2.java

/*
 * Copyright (c) 2014, 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 8038776
 * @summary VerifyError when running successfully compiled java class
 */

import java.util.function.Function;

/**
 * Derived from code by:
 * @author Yawkat
 */
public class MethodRefNewInnerInLambdaVerify2 {
    public static void main(String[] args) { new MethodRefNewInnerInLambdaVerify2().runTest(); }

    private void runTest() {
        Worker worker = new Worker();
        run(() -> worker.check(field -> new SomeClass(field)));
        run(() -> worker.check(SomeClass::new));
    }

    private void run(Runnable runnable) {
        runnable.run();
    }

    private class SomeClass {
        final Object field;

        SomeClass(Object field) {
            this.field = field;
        }
    }

    private static class Worker {
        void check(Function<Object, SomeClass> i) {
            if (!i.apply("frank").field.equals("frank")) throw new AssertionError("sanity failed");
        }
    }
}