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[lttng-ust-java-tests.git] / lttng-ust-java-tests-log4j / src / test / java / org / lttng / ust / agent / integration / events / Log4jMultiSessionIT.java

/*
 * Copyright (C) 2015, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

package org.lttng.ust.agent.integration.events;

import java.io.IOException;

import org.apache.log4j.Appender;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.BeforeEach;
import org.lttng.tools.ILttngSession.Domain;
import org.lttng.ust.agent.log4j.LttngLogAppender;
import org.lttng.ust.agent.utils.Log4jTestUtils;

/**
 * Log4j tests for multiple concurrent tracing sessions
 */
public class Log4jMultiSessionIT extends MultiSessionITBase {

    private static final Domain DOMAIN = Domain.LOG4J;

    private Logger loggerA;
    private Logger loggerB;
    private Logger loggerC;
    private Logger loggerD;

    /**
     * Class setup
     */
    @BeforeAll
    public static void log4jClassSetup() {
        Log4jTestUtils.testClassSetup();
    }

    /**
     * Class cleanup
     */
    @AfterAll
    public static void log4jClassCleanup() {
        Log4jTestUtils.testClassCleanup();
    }

	/**
	 * Test setup
	 *
	 * @throws SecurityException
	 * @throws IOException
	 */
    @BeforeEach
    public void log4jSetup() throws SecurityException, IOException {
        // TODO Wipe all existing LTTng sessions?

        loggerA = Logger.getLogger(EVENT_NAME_A);
        loggerB = Logger.getLogger(EVENT_NAME_B);
        loggerC = Logger.getLogger(EVENT_NAME_C);
        loggerD = Logger.getLogger(EVENT_NAME_D);

        loggerA.setLevel(Level.ALL);
        loggerB.setLevel(Level.ALL);
        loggerC.setLevel(Level.ALL);
        loggerD.setLevel(Level.ALL);

        handlerA = new LttngLogAppender();
        handlerB = new LttngLogAppender();
        handlerC = new LttngLogAppender();
        handlerD = new LttngLogAppender();

        loggerA.addAppender((Appender) handlerA);
        loggerB.addAppender((Appender) handlerB);
        loggerC.addAppender((Appender) handlerC);
        loggerD.addAppender((Appender) handlerD);
    }

    /**
     * Test teardown
     */
    @AfterEach
    public void log4jTeardown() {
        loggerA.removeAppender((Appender) handlerA);
        loggerB.removeAppender((Appender) handlerB);
        loggerC.removeAppender((Appender) handlerC);
        loggerD.removeAppender((Appender) handlerD);

        loggerA = null;
        loggerB = null;
        loggerC = null;
        loggerD = null;
    }

    @Override
    protected Domain getDomain() {
        return DOMAIN;
    }

    @Override
    protected boolean closeHandlers()
    {
        return true;
    }

    @Override
    protected void sendEventsToLoggers() {
        Log4jTestUtils.send10Events(loggerA);
        Log4jTestUtils.send10Events(loggerB);
        Log4jTestUtils.send10Events(loggerC);
        Log4jTestUtils.send10Events(loggerD);
    }
}