/*
* GeoTools - The Open Source Java GIS Toolkit
* http://geotools.org
*
* (C) 2007-2008, Open Source Geospatial Foundation (OSGeo)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License.
*
* This library 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
* Lesser General Public License for more details.
*/
package org.geotools.util.logging;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.junit.*;
import static org.junit.Assert.*;
/**
* Tests the {@link Logging} class.
*
*
* @source $URL$
* @version $Id$
* @author Martin Desruisseaux
*/
public class LoggingTest {
/**
* Checks {@link Logging#GEOTOOLS}.
*/
@Test
public void testGeotools() {
assertEquals("", Logging.ALL.name);
assertEquals("org.geotools", Logging.GEOTOOLS.name);
assertEquals(0, Logging.GEOTOOLS.getChildren().length);
Logging[] children = Logging.ALL.getChildren();
assertEquals(1, children.length);
assertEquals("org", children[0].name);
assertSame(children[0], Logging.getLogging("org"));
children = children[0].getChildren();
assertEquals(1, children.length);
assertSame(Logging.GEOTOOLS, children[0]);
assertSame(Logging.ALL, Logging.getLogging(""));
assertSame(Logging.GEOTOOLS, Logging.getLogging("org.geotools"));
}
/**
* Tests the redirection to Commons-logging.
*/
@Test
public void testCommonsLogging() throws ClassNotFoundException {
try {
Logging.GEOTOOLS.setLoggerFactory("org.geotools.util.logging.CommonsLoggerFactory");
Logger logger = Logging.getLogger("org.geotools");
/*
* 'logger' would be an instanceof from the Java logging framework if Log4J wasn't in
* the classpath. But because it is (with "provided" scope), Commons-logging chooses
* it instead of the Java logging one.
*/
assertTrue(logger instanceof CommonsLogger);
/*
* Tests level setting, ending with OFF in order to avoid
* polluting the standard output stream with this test.
*/
final org.apache.log4j.Logger log4j = org.apache.log4j.Logger.getLogger("org.geotools");
final org.apache.log4j.Level oldLevel = log4j.getLevel();
log4j.setLevel(org.apache.log4j.Level.WARN);
assertEquals(Level.WARNING, logger.getLevel());
assertTrue (logger.isLoggable(Level.WARNING));
assertTrue (logger.isLoggable(Level.SEVERE));
assertFalse(logger.isLoggable(Level.CONFIG));
log4j.setLevel(org.apache.log4j.Level.DEBUG);
// assertEquals(Level.FINER, logger.getLevel());
// Commented-out because in older version of commons-logging, "trace" maps to "debug".
assertTrue (logger.isLoggable(Level.FINE));
assertTrue (logger.isLoggable(Level.SEVERE));
log4j.setLevel(org.apache.log4j.Level.OFF);
assertEquals(Level.OFF, logger.getLevel());
logger.finest ("Message to Commons-logging at FINEST level.");
logger.finer ("Message to Commons-logging at FINER level.");
logger.fine ("Message to Commons-logging at FINE level.");
logger.config ("Message to Commons-logging at CONFIG level.");
logger.info ("Message to Commons-logging at INFO level.");
logger.warning("Message to Commons-logging at WARNING level.");
logger.severe ("Message to Commons-logging at SEVERE level.");
log4j.setLevel(oldLevel);
} finally {
Logging.GEOTOOLS.setLoggerFactory((String) null);
assertEquals(Logger.class, Logging.getLogger("org.geotools").getClass());
}
}
/**
* Tests the redirection to Log4J.
*/
@Test
public void testLog4J() throws ClassNotFoundException {
try {
Logging.GEOTOOLS.setLoggerFactory("org.geotools.util.logging.Log4JLoggerFactory");
Logger logger = Logging.getLogger("org.geotools");
assertTrue(logger instanceof Log4JLogger);
/*
* Tests level setting, ending with OFF in order to avoid
* polluting the standard output stream with this test.
*/
final Level oldLevel = logger.getLevel();
logger.setLevel(Level.WARNING);
assertEquals(Level.WARNING, logger.getLevel());
assertTrue (logger.isLoggable(Level.WARNING));
assertTrue (logger.isLoggable(Level.SEVERE));
assertFalse(logger.isLoggable(Level.CONFIG));
logger.setLevel(Level.FINER);
assertEquals(Level.FINER, logger.getLevel());
assertEquals(Level.FINER, logger.getLevel());
assertTrue (logger.isLoggable(Level.FINER));
assertTrue (logger.isLoggable(Level.SEVERE));
logger.setLevel(Level.OFF);
assertEquals(Level.OFF, logger.getLevel());
/*
* WARNING: Don't test logging at FINEST level. For some mysterious reason,
* Maven 2.0.6 executes the tests using Log4J 1.2.6 even if we declared and
* compiled successfully the module with Log4J 1.2.12. Because the TRACE level
* was not yet available in Log4J 1.2.6, attempts to test this level result in
* a NoSuchMethodError: org.apache.log4j.Logger.trace(Ljava/lang/Object;)V
*/
logger.finer ("Message to Log4J at FINER level.");
logger.fine ("Message to Log4J at FINE level.");
logger.config ("Message to Log4J at CONFIG level.");
logger.info ("Message to Log4J at INFO level.");
logger.warning("Message to Log4J at WARNING level.");
logger.severe ("Message to Log4J at SEVERE level.");
logger.setLevel(oldLevel);
} finally {
Logging.GEOTOOLS.setLoggerFactory((String) null);
assertEquals(Logger.class, Logging.getLogger("org.geotools").getClass());
}
}
}