/*

 * Copyright (c) 2011, 2013, 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.

 */

// SunJSSE does not support dynamic system properties, no way to re-use

// system properties in samevm/agentvm mode.

/*

 * @test

 * @bug 6976117

 * @summary SSLContext.getInstance("TLSv1.1") returns SSLEngines/SSLSockets

 *          without TLSv1.1 enabled

 * @run main/othervm SSLContextVersion

 */

import javax.net.ssl.*;

public class SSLContextVersion {

    static enum ContextVersion {

        TLS_CV_01("SSL", "TLSv1.2", "TLSv1.2"),

        TLS_CV_02("TLS", "TLSv1.2", "TLSv1.2"),

        TLS_CV_03("SSLv3", "TLSv1", "TLSv1.2"),

        TLS_CV_04("TLSv1", "TLSv1", "TLSv1.2"),

        TLS_CV_05("TLSv1.1", "TLSv1.1", "TLSv1.2"),

        TLS_CV_06("TLSv1.2", "TLSv1.2", "TLSv1.2"),

        TLS_CV_07("Default", "TLSv1.2", "TLSv1.2");

        final String contextVersion;

        final String defaultProtocolVersion;

        final String supportedProtocolVersion;

        ContextVersion(String contextVersion, String defaultProtocolVersion,

                String supportedProtocolVersion) {

            this.contextVersion = contextVersion;

            this.defaultProtocolVersion = defaultProtocolVersion;

            this.supportedProtocolVersion = supportedProtocolVersion;

        }

    }

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

        for (ContextVersion cv : ContextVersion.values()) {

            System.out.println("Checking SSLContext of " + cv.contextVersion);

            SSLContext context = SSLContext.getInstance(cv.contextVersion);

            // Default SSLContext is initialized automatically.

            if (!cv.contextVersion.equals("Default")) {

                // Use default TK, KM and random.

                context.init((KeyManager[])null, (TrustManager[])null, null);

            }

            SSLParameters parameters = context.getDefaultSSLParameters();

            String[] protocols = parameters.getProtocols();

            String[] ciphers = parameters.getCipherSuites();

            if (protocols.length == 0 || ciphers.length == 0) {

                throw new Exception("No default protocols or cipher suites");

            }

            boolean isMatch = false;

            for (String protocol : protocols) {

                System.out.println("\tdefault protocol version " + protocol);

                if (protocol.equals(cv.defaultProtocolVersion)) {

                    isMatch = true;

                    break;

                }

            }

            if (!isMatch) {

                throw new Exception("No matched default protocol");

            }

            parameters = context.getSupportedSSLParameters();

            protocols = parameters.getProtocols();

            ciphers = parameters.getCipherSuites();

            if (protocols.length == 0 || ciphers.length == 0) {

                throw new Exception("No supported protocols or cipher suites");

            }

            isMatch = false;

            for (String protocol : protocols) {

                System.out.println("\tsupported protocol version " + protocol);

                if (protocol.equals(cv.supportedProtocolVersion)) {

                    isMatch = true;

                    break;

                }

            }

            if (!isMatch) {

                throw new Exception("No matched supported protocol");

            }

            System.out.println("\t... Success");

        }

    }

}