src/test/java/org/lttng/ust/agent/integration/log4j/Log4jMultiSessionTest.java

   1 /*
   2  * Copyright (C) 2015, EfficiOS Inc., Alexandre Montplaisir <alexmonthy@efficios.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 package org.lttng.ust.agent.integration.log4j;
  20
  21 import static org.junit.Assume.assumeTrue;
  22
  23 import java.io.IOException;
  24
  25 import org.apache.log4j.Appender;
  26 import org.apache.log4j.Level;
  27 import org.apache.log4j.Logger;
  28 import org.junit.After;
  29 import org.junit.AfterClass;
  30 import org.junit.Before;
  31 import org.junit.BeforeClass;
  32 import org.lttng.ust.agent.integration.MultiSessionTestBase;
  33 import org.lttng.ust.agent.log4j.LttngLogAppender;
  34 import org.lttng.ust.agent.utils.LttngSession;
  35 import org.lttng.ust.agent.utils.LttngSession.Domain;
  36 import org.lttng.ust.agent.utils.MiscTestUtils;
  37
  38 public class Log4jMultiSessionTest extends MultiSessionTestBase {
  39
  40     private static final Domain DOMAIN = Domain.LOG4J;
  41
  42     private Logger loggerA;
  43     private Logger loggerB;
  44     private Logger loggerC;
  45     private Logger loggerD;
  46
  47     @BeforeClass
  48     public static void log4jClassSetup() {
  49         /* Skip tests if we can't find the JNI library or lttng-tools */
  50         assumeTrue(MiscTestUtils.checkForLog4jLibrary());
  51         assumeTrue(MiscTestUtils.checkForLttngTools(Domain.LOG4J));
  52
  53         LttngSession.destroyAllSessions();
  54     }
  55
  56     @AfterClass
  57     public static void log4jClassCleanup() {
  58         LttngSession.deleteAllTracee();
  59     }
  60
  61     @Before
  62     public void log4jSetup() throws SecurityException, IOException {
  63         // TODO Wipe all existing LTTng sessions?
  64
  65         loggerA = Logger.getLogger(EVENT_NAME_A);
  66         loggerB = Logger.getLogger(EVENT_NAME_B);
  67         loggerC = Logger.getLogger(EVENT_NAME_C);
  68         loggerD = Logger.getLogger(EVENT_NAME_D);
  69
  70         loggerA.setLevel(Level.ALL);
  71         loggerB.setLevel(Level.ALL);
  72         loggerC.setLevel(Level.ALL);
  73         loggerD.setLevel(Level.ALL);
  74
  75         handlerA = new LttngLogAppender();
  76         handlerB = new LttngLogAppender();
  77         handlerC = new LttngLogAppender();
  78         handlerD = new LttngLogAppender();
  79
  80         loggerA.addAppender((Appender) handlerA);
  81         loggerB.addAppender((Appender) handlerB);
  82         loggerC.addAppender((Appender) handlerC);
  83         loggerD.addAppender((Appender) handlerD);
  84     }
  85
  86     @After
  87     public void log4jTeardown() {
  88         loggerA.removeAppender((Appender) handlerA);
  89         loggerB.removeAppender((Appender) handlerB);
  90         loggerC.removeAppender((Appender) handlerC);
  91         loggerD.removeAppender((Appender) handlerD);
  92
  93         loggerA = null;
  94         loggerB = null;
  95         loggerC = null;
  96         loggerD = null;
  97     }
  98
  99     @Override
 100     protected Domain getDomain() {
 101         return DOMAIN;
 102     }
 103
 104     @Override
 105     protected void sendEventsToLoggers() {
 106         Log4jTestUtils.send10Events(loggerA);
 107         Log4jTestUtils.send10Events(loggerB);
 108         Log4jTestUtils.send10Events(loggerC);
 109         Log4jTestUtils.send10Events(loggerD);
 110     }
 111 }