test/jdk/java/util/Collections/Enum.java - master - githubmirror/panama-vector

test/jdk/java/util/Collections/Enum.java

58 строк2 KB

David Simms

8389219: Implement JEP 401: Value Objects (Preview)

31 июл 2026, 03:45

31 июл 2026, 03:45cc278db

/*
 * Copyright (c) 2000, 2026, 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 4323074
 * @summary Basic test for new Enumeration -> List converter
 * @library /test/lib
 */

import jdk.test.lib.valueclass.VClass;
import java.util.Collections;
import java.util.List;
import java.util.Vector;

public class Enum {

    static final int SIZE = 10;

    public static void main(String[] args) throws Exception {
        int[] sizes = {0, 10, 100};
        for (int i=0; i<sizes.length; i++) {
            Vector v = new Vector();
            int size = sizes[i];
            for (int j=0; j<size; j++)
                v.add(new Integer(j));
            List l = Collections.list(v.elements());
            if (!l.equals(v))
                throw new Exception("Copy failed: "+size);
        }

        Vector<VClass> vv = new Vector<>();
        for (int j = 0; j < SIZE; j++) vv.add(new VClass(j, new int[] { j }));
        List<VClass> vl = Collections.list(vv.elements());
        if (!vl.equals(vv))
            throw new RuntimeException("value Enumeration -> List failed");
    }
}