/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache license, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the license for the specific language governing permissions and
 * limitations under the license.
 */
package org.apache.logging.log4j.core;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.LoggingException;
import org.apache.logging.log4j.core.impl.Log4jLogEvent;
import org.apache.logging.log4j.message.SimpleMessage;
import org.junit.Test;

import static org.junit.Assert.*;

/**
 *
 */
public class LogEventTest {

    @Test
    public void testSerialization() throws Exception {
        final LogEvent event1 = Log4jLogEvent.newBuilder() //
                .setLoggerName(this.getClass().getName()) //
                .setLoggerFqcn("org.apache.logging.log4j.core.Logger") //
                .setLevel(Level.INFO) //
                .setMessage(new SimpleMessage("Hello, world!")) //
                .build();
        final Exception parent = new IllegalStateException("Test");
        final Throwable child = new LoggingException("This is a test", parent);
        final LogEvent event2 = Log4jLogEvent.newBuilder() //
                .setLoggerName(this.getClass().getName()) //
                .setLoggerFqcn("org.apache.logging.log4j.core.Logger") //
                .setLevel(Level.INFO) //
                .setMessage(new SimpleMessage("Hello, world!")) //
                .setThrown(child) //
                .build();

        final ByteArrayOutputStream baos = new ByteArrayOutputStream();
        final ObjectOutputStream oos = new ObjectOutputStream(baos);
        oos.writeObject(event1);
        oos.writeObject(event2);

        final ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        final ObjectInputStream ois = new ObjectInputStream(bais);
        try {
            ois.readObject();
        } catch (final IOException ioe) {
            fail("Exception processing event1");
        }
        try {
            ois.readObject();
        } catch (final IOException ioe) {
            fail("Exception processing event2");
        }
    }

    @Test
    public void testNanoTimeIsNotSerialized1() throws Exception {
        final LogEvent event1 = Log4jLogEvent.newBuilder() //
                .setLoggerName(this.getClass().getName()) //
                .setLoggerFqcn("org.apache.logging.log4j.core.Logger") //
                .setLevel(Level.INFO) //
                .setMessage(new SimpleMessage("Hello, world!")) //
                .setThreadName("this must be initialized or the test fails") //
                .setNanoTime(12345678L) //
                .build();
        final LogEvent copy = new Log4jLogEvent.Builder(event1).build();

        final ByteArrayOutputStream baos = new ByteArrayOutputStream();
        final ObjectOutputStream oos = new ObjectOutputStream(baos);
        oos.writeObject(event1);

        final ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        final ObjectInputStream ois = new ObjectInputStream(bais);
        
        LogEvent actual = (LogEvent) ois.readObject();
        assertNotEquals("Different event: nanoTime", copy, actual);
        assertNotEquals("Different nanoTime", copy.getNanoTime(), actual.getNanoTime());
        assertEquals("deserialized nanoTime is zero", 0, actual.getNanoTime());
    }

    @Test
    public void testNanoTimeIsNotSerialized2() throws Exception {
        final LogEvent event1 = Log4jLogEvent.newBuilder() //
                .setLoggerName(this.getClass().getName()) //
                .setLoggerFqcn("org.apache.logging.log4j.core.Logger") //
                .setLevel(Level.INFO) //
                .setMessage(new SimpleMessage("Hello, world!")) //
                .setThreadName("this must be initialized or the test fails") //
                .setNanoTime(0) //
                .build();
        final LogEvent event2 = new Log4jLogEvent.Builder(event1).build();

        final ByteArrayOutputStream baos = new ByteArrayOutputStream();
        final ObjectOutputStream oos = new ObjectOutputStream(baos);
        oos.writeObject(event1);

        final ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
        final ObjectInputStream ois = new ObjectInputStream(bais);
        
        LogEvent actual = (LogEvent) ois.readObject();
        assertEquals("both zero nanoTime", event2, actual);
    }

    @Test
    public void testEquals() {
        final LogEvent event1 = Log4jLogEvent.newBuilder() //
                .setLoggerName(this.getClass().getName()) //
                .setLoggerFqcn("org.apache.logging.log4j.core.Logger") //
                .setLevel(Level.INFO) //
                .setMessage(new SimpleMessage("Hello, world!")) //
                .build();
        final LogEvent event2 = Log4jLogEvent.newBuilder() //
                .setLoggerName(this.getClass().getName()) //
                .setLoggerFqcn("org.apache.logging.log4j.core.Logger") //
                .setLevel(Level.INFO) //
                .setMessage(new SimpleMessage("Hello, world!")) //
                .build();
        final LogEvent event3 = Log4jLogEvent.newBuilder() //
                .setLoggerName(this.getClass().getName()) //
                .setLoggerFqcn("org.apache.logging.log4j.core.Logger") //
                .setLevel(Level.INFO) //
                .setMessage(new SimpleMessage("Hello, world!")) //
                .build();
        assertNotEquals("Events should not be equal", event1, event2);
        assertEquals("Events should be equal", event2, event3);
    }
}

@@ -1208,16 +1208,41 @@
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@@ -5208,32 +5208,44 @@
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+    @Ignore%0A
     public void 

Revert added @Test via @Ignore