/*
 * Copyright (c) 2018, 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.
 */

package jdk.jfr.event.security;

import java.security.Security;
import java.util.List;

import jdk.jfr.Recording;
import jdk.jfr.consumer.RecordedEvent;
import jdk.test.lib.Asserts;
import jdk.test.lib.jfr.EventNames;
import jdk.test.lib.jfr.Events;
import jdk.test.lib.security.JDKSecurityProperties;

/*
 * @test
 * @bug 8148188
 * @summary Enhance the security libraries to record events of interest
 * @key jfr
 * @requires vm.hasJFR
 * @library /test/lib
 * @run main/othervm jdk.jfr.event.security.TestSecurityPropertyModificationEvent
 */
public class TestSecurityPropertyModificationEvent {

    static List<String> keys = JDKSecurityProperties.getKeys();
    static String keyValue = "shouldBecomeAnEvent";

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

        // If events in java.base are used before JFR is initialized
        // the event handler field will be of type java.lang.Object.
        // Adding this for one of the security events makes sure
        // we have test coverage of this mode as well.
        for (String key : keys) {
            Security.setProperty(key, keyValue);
        }

        try (Recording recording = new Recording()) {
            recording.enable(EventNames.SecurityProperty).withStackTrace();
            recording.start();
            for (String key: keys) {
                Security.setProperty(key, keyValue);
            }
            recording.stop();

            List<RecordedEvent> events = Events.fromRecording(recording);
            Asserts.assertEquals(events.size(), keys.size(),
                    "Incorrect number of events");
            assertEvent(events);
        }
    }

    private static void assertEvent(List<RecordedEvent> events) throws Exception {
        int i = 1;
        for (RecordedEvent e : events) {
            if (keys.contains(e.getString("key"))) {
                Events.assertField(e, "value").equal(keyValue);
                i++;
                Events.assertTopFrame(e, TestSecurityPropertyModificationEvent.class, "main");
            } else {
                System.out.println(events);
                throw new Exception("Unexpected event at index:" + i);
            }
        }
    }
}
