/*
* Copyright 2008-2014 by Emeric Vernat
*
* This file is part of Java Melody.
*
* Licensed 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 net.bull.javamelody;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.fail;
import java.util.Collections;
import org.apache.log4j.Logger;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.LoggerFactory;
/**
* Test unitaire des classes Log4JAppender et LoggingHandler.
* @author Emeric Vernat
*/
public class TestLog {
private LogbackAppender logbackAppender;
private Log4JAppender log4jAppender;
private LoggingHandler loggingHandler;
/** Initialisation. */
@Before
public void setUp() {
Utils.initialize();
logbackAppender = new LogbackAppender();
log4jAppender = new Log4JAppender();
loggingHandler = new LoggingHandler();
}
/** Test. */
@Test
public void testGetSingleton() {
assertNotNull("getSingleton not null", LogbackAppender.getSingleton());
assertNotNull("getSingleton not null", Log4JAppender.getSingleton());
assertSame("getSingleton same", Log4JAppender.getSingleton(), Log4JAppender.getSingleton());
assertNotNull("getSingleton not null", LoggingHandler.getSingleton());
assertSame("getSingleton same", LoggingHandler.getSingleton(),
LoggingHandler.getSingleton());
}
/** Test. */
@SuppressWarnings("unchecked")
@Test
public void testRegister() {
try {
final int countAppendersBefore = Collections.list(
Logger.getRootLogger().getAllAppenders()).size();
logbackAppender.register();
log4jAppender.register();
loggingHandler.register();
final int countAppendersAfter = Collections.list(
Logger.getRootLogger().getAllAppenders()).size();
assertSame("register", countAppendersBefore + 1, countAppendersAfter);
} finally {
logbackAppender.deregister();
log4jAppender.deregister();
loggingHandler.deregister();
}
}
/** Test. */
@Test
public void testRequiresLayout() {
// requiresLayout ne sert à rien sans configurator
assertFalse("requiresLayout", log4jAppender.requiresLayout());
}
/** Test. */
@Test
public void testFlush() {
loggingHandler.flush();
assertNotNull("flush", loggingHandler);
}
/** Test. */
@SuppressWarnings("unchecked")
@Test
public void testDeregister() {
logbackAppender.register();
log4jAppender.register();
loggingHandler.register();
final int countAppendersBefore = Collections.list(Logger.getRootLogger().getAllAppenders())
.size();
logbackAppender.deregister();
log4jAppender.deregister();
loggingHandler.deregister();
final int countAppendersAfter = Collections.list(Logger.getRootLogger().getAllAppenders())
.size();
assertSame("register", countAppendersBefore - 1, countAppendersAfter);
}
/** Test. */
@Test
public void testClose() {
logbackAppender.stop();
log4jAppender.close();
loggingHandler.close();
assertNotNull("close", loggingHandler);
}
/** Test. */
@Test
public void testAppend() {
try {
logbackAppender.register();
log4jAppender.register();
loggingHandler.register();
final Counter logCounter = LoggingHandler.getLogCounter();
logCounter.clear();
final int requestsCountBefore = logCounter.getRequestsCount();
LoggerFactory.getLogger(org.slf4j.Logger.ROOT_LOGGER_NAME).info("test info logback");
LoggerFactory.getLogger(org.slf4j.Logger.ROOT_LOGGER_NAME).warn("test warn logback");
LoggerFactory.getLogger(org.slf4j.Logger.ROOT_LOGGER_NAME).warn("test warn logback",
new IllegalStateException("test"));
Logger.getRootLogger().info("test info log4j");
Logger.getRootLogger().warn("test warn log4j");
Logger.getRootLogger().warn("test warn log4j", new IllegalStateException("test"));
java.util.logging.Logger.getLogger(java.util.logging.Logger.GLOBAL_LOGGER_NAME)
.warning("test 2");
java.util.logging.Logger.getLogger(java.util.logging.Logger.GLOBAL_LOGGER_NAME).info(
"test 3");
final int requestsCountAfter = logCounter.getRequestsCount();
// cela peut ne pas être égal si un autre thread a loggué des warnings en même temps
if (requestsCountAfter < requestsCountBefore + 3) {
fail("testAppend failed, requests : " + logCounter.getRequests());
}
} finally {
logbackAppender.deregister();
log4jAppender.deregister();
loggingHandler.deregister();
}
}
/** Test. */
@Test
public void testDebugInfoAndWarn() {
LOG.debug("test debug");
LOG.debug("test debug", new IllegalStateException("test debug"));
LOG.info("test info", new IllegalStateException("test info"));
LOG.warn("test warn", new IllegalStateException("test warn"));
}
}