/*
* Copyright to the original author or authors.
*
* 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 org.rioproject.log;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import org.rioproject.logging.jul.RioLogFormatter;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import java.util.logging.*;
/**
* Test using the {@code LoggerConfig}
*/
public class LoggerConfigTest {
StringifiedOutputStream out;
@Before
public void reset() {
LogManager.getLogManager().reset();
Logger rootLogger = Logger.getLogger("");
RedirectableConsoleHandler redirectableConsoleHandler = new RedirectableConsoleHandler();
out = new StringifiedOutputStream();
redirectableConsoleHandler.setOutputStream(out);
redirectableConsoleHandler.setFormatter(new RioLogFormatter());
rootLogger.addHandler(redirectableConsoleHandler);
}
@Test
public void testCreatingNewLoggerAtWarning() {
String name = "test";
Level level = Level.WARNING;
Logger logger = createLoggerConfigAndGetLogger(name, level);
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(2, getLinesLogged(out.toString()));
}
@Test
public void testCreatingNewLoggerAtConfig() {
String name = "test";
Level level = Level.CONFIG;
Logger logger = createLoggerConfigAndGetLogger(name, level);
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(4, getLinesLogged(out.toString()));
}
@Test
public void testCreatingNewLoggerAtFiner() {
String name = "test";
Level level = Level.FINER;
Logger logger = createLoggerConfigAndGetLogger(name, level);
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(6, getLinesLogged(out.toString()));
}
@Test
public void testCreatingNewLoggerAtFinest() {
String name = "test";
Level level = Level.FINEST;
Logger logger = createLoggerConfigAndGetLogger(name, level);
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(7, getLinesLogged(out.toString()));
}
@Test
public void testCreatingNewLoggerAtAll() {
String name = "test";
Level level = Level.ALL;
Logger logger = createLoggerConfigAndGetLogger(name, level);
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(7, getLinesLogged(out.toString()));
}
@Test
public void testCreatingNewLoggerAtOff() {
String name = "test";
Level level = Level.OFF;
Logger logger = createLoggerConfigAndGetLogger(name, level);
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(0, getLinesLogged(out.toString()));
}
@Test
public void testCreatingNewLoggerWithAHandler() {
String name = "test";
Level level = Level.CONFIG;
LoggerConfig.LogHandlerConfig[] handlerConfigs =
new LoggerConfig.LogHandlerConfig[]{new LoggerConfig.LogHandlerConfig(RedirectableConsoleHandler.class.getName(),
level,
null,
RioLogFormatter.class.getName())};
Logger logger = createLoggerConfigAndGetLogger(name, level, true, handlerConfigs);
StringifiedOutputStream out2 = new StringifiedOutputStream();
for(Handler h : logger.getHandlers()) {
if(h instanceof RedirectableConsoleHandler) {
((RedirectableConsoleHandler) h).setOutputStream(out2);
}
}
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(4, getLinesLogged(out.toString())+getLinesLogged(out2.toString()));
}
@Test
public void testCreatingNewLoggerWithAHandlerNoParentDelegation() {
String name = "test";
Level level = Level.CONFIG;
LoggerConfig.LogHandlerConfig[] handlerConfigs =
new LoggerConfig.LogHandlerConfig[]{new LoggerConfig.LogHandlerConfig(RedirectableConsoleHandler.class.getName(),
level,
null,
RioLogFormatter.class.getName())};
Logger logger = createLoggerConfigAndGetLogger(name, level, false, handlerConfigs);
StringifiedOutputStream out2 = new StringifiedOutputStream();
for(Handler h : logger.getHandlers()) {
if(h instanceof RedirectableConsoleHandler) {
((RedirectableConsoleHandler) h).setOutputStream(out2);
}
}
Assert.assertNotNull(logger);
doLog(logger);
Assert.assertEquals(4, getLinesLogged(out2.toString()));
}
private int getLinesLogged(String loggingOutput) {
StringTokenizer st = new StringTokenizer(loggingOutput, "\n");
List<String> lines = new ArrayList<String>();
while(st.hasMoreTokens()) {
lines.add(st.nextToken());
}
return lines.size();
}
private Logger createLoggerConfigAndGetLogger(String loggerName, Level level) {
return createLoggerConfigAndGetLogger(loggerName, level, true, null);
}
private Logger createLoggerConfigAndGetLogger(String loggerName,
Level level,
boolean useParent,
LoggerConfig.LogHandlerConfig[] handlerConfigs) {
String resourceBundleName = null;
LoggerConfig loggerConfig = new LoggerConfig(loggerName,
level,
useParent,
resourceBundleName,
handlerConfigs);
Assert.assertEquals(level, loggerConfig.getLoggerLevel());
Assert.assertEquals(loggerName, loggerConfig.getLoggerName());
return loggerConfig.getLogger();
}
private void doLog(Logger logger) {
logger.severe("Severe message "+Level.SEVERE.intValue());
logger.warning("Warning message "+Level.WARNING.intValue());
logger.info("Info message "+Level.INFO.intValue());
logger.config("Config message "+Level.CONFIG.intValue());
logger.fine("Fine message "+Level.FINE.intValue());
logger.finer("Finer message "+Level.FINER.intValue());
logger.finest("Finest message "+Level.FINEST.intValue());
}
public static class RedirectableConsoleHandler extends ConsoleHandler {
@Override
protected void setOutputStream(OutputStream outputStream) throws SecurityException {
super.setOutputStream(outputStream);
}
}
class StringifiedOutputStream extends OutputStream {
private StringBuilder stringBuilder = new StringBuilder();
@Override
public void write(int b) throws IOException {
stringBuilder.append((char) b);
}
public String toString() {
return stringBuilder.toString();
}
}
}