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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug 8188144
 * @summary regression in method reference type-checking
 */

import java.util.function.BiFunction;

public class T8188144 {
    public static void main(String[] args) {
        BiFunction<String, String, String> format = String::format;
        if (!format.apply("foo %s", "bar").endsWith("foo bar")) {
            throw new AssertionError("Unexpected output!");
        }
    }
}