/*

 * Copyright (c) 2001, 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 4427888

 * @summary Incorrect key usage check for server certificates

 */

import java.io.*;

import java.security.cert.*;

import java.util.Collection;

import java.util.List;

public class ExtKeyUsage {

    public static void main(String[] args) throws Exception {

        File f = new File(System.getProperty("test.src", "."),

            "certextkeyusage");

        CertificateFactory cf = CertificateFactory.getInstance("X.509");

        X509Certificate cert = (X509Certificate)

            cf.generateCertificate(new FileInputStream(f));

        List extKeyUsage = cert.getExtendedKeyUsage();

        if (extKeyUsage.size() != 1)

            throw new Exception("getExtendedKeyUsage()) returned an " +

                "unexpected number of entries: "+extKeyUsage.size());

        // Test immutability

        try {

            extKeyUsage.clear();

            throw new Exception("List returned by " +

                "getExtendedKeyUsage() is not immutable");

        } catch (UnsupportedOperationException e) {}

        if (!extKeyUsage.contains("1.3.6.1.5.5.7.3.1")) {

            throw new Exception("List returned by "+

                "getExtendedKeyUsage() doesn't contain expected entry");

        }

    }

}