langtools/test/tools/javac/InterfaceAssert.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * 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 4399129 6980724
 * @summary Check that assertions compile properly when nested in an interface
 * @author gafter
 * @compile InterfaceAssert.java
 * @run main InterfaceAssert
 */

/*
 * Verify that assertions compile properly within a top-level interface
 */

interface I {
    class C {
        C(){}
        public void test(String s) {
            assert s == "Yup";
        }
    }
}

public class InterfaceAssert {
    public static void main(String[] args) {
        I.C c = new I.C();
        c.test("Yup");
    }
}