git.lttng.org Git - lttng-ust-java-tests.git/blob

   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.events.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.Logger;
  27 import org.junit.After;
  28 import org.junit.Before;
  29 import org.junit.BeforeClass;
  30 import org.lttng.tools.ILttngSession.Domain;
  31 import org.lttng.tools.ILttngSession;
  32 import org.lttng.tools.LttngToolsHelper;
  33 import org.lttng.ust.agent.integration.events.ListEventsITBase;
  34 import org.lttng.ust.agent.log4j.LttngLogAppender;
  35 import org.lttng.ust.agent.utils.LttngUtils;
  36
  37 /**
  38  * Test suite for the list events command for the log4j domain
  39  */
  40 public class Log4jListEventsIT extends ListEventsITBase {
  41
  42     private Logger[] loggers;
  43     private Appender[] appenders;
  44
  45     /**
  46      * Test class setup
  47      */
  48     @BeforeClass
  49     public static void testClassSetup() {
  50         /* Skip tests if we can't find the JNI library or lttng-tools */
  51         assumeTrue(LttngUtils.checkForLog4jLibrary());
  52         assumeTrue(LttngUtils.checkForLttngTools(Domain.LOG4J));
  53
  54         LttngToolsHelper.destroyAllSessions();
  55     }
  56
  57     /**
  58      * Test setup
  59      *
  60      * @throws SecurityException
  61      * @throws IOException
  62      */
  63     @Before
  64     public void log4jSetup() throws SecurityException, IOException {
  65         loggers = new Logger[] {
  66                 Logger.getLogger(LOGGER_NAME_1),
  67                 Logger.getLogger(LOGGER_NAME_2),
  68                 Logger.getLogger(LOGGER_NAME_3)
  69         };
  70
  71         appenders = new Appender[] {
  72                 new LttngLogAppender(),
  73                 new LttngLogAppender()
  74         };
  75     }
  76
  77     /**
  78      * Test teardown. Detach and close all log handlers.
  79      */
  80     @After
  81     public void log4jTeardown() {
  82         for (Logger logger : loggers) {
  83             for (Appender appender : appenders) {
  84                 logger.removeAppender(appender);
  85             }
  86         }
  87
  88         for (Appender appender : appenders) {
  89             appender.close();
  90         }
  91         appenders = null;
  92         loggers = null;
  93     }
  94
  95     @Override
  96     protected ILttngSession.Domain getDomain() {
  97         return ILttngSession.Domain.LOG4J;
  98     }
  99
 100     @Override
 101     protected void attachHandlerToLogger(int handlerIndex, int loggerIndex) {
 102         loggers[loggerIndex - 1].addAppender(appenders[handlerIndex - 1]);
 103     }
 104
 105     @Override
 106     protected void detachHandlerFromLogger(int handlerIndex, int loggerIndex) {
 107         loggers[loggerIndex - 1].removeAppender(appenders[handlerIndex - 1]);
 108     }
 109
 110 }