Java tutorial
/** * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.apache.tomee.jul.formatter; import org.apache.commons.lang3.exception.ExceptionUtils; import org.junit.Test; import java.util.logging.Formatter; import java.util.logging.Level; import java.util.logging.LogRecord; import static org.junit.Assert.assertEquals; public class SimpleTomEEFormatterTest { private static final String LINE_SEPARATOR_KEY = "line.separator"; @Test public void formatNullThrown() throws Exception { final String previousLineSeparatorProperty = System.getProperty(LINE_SEPARATOR_KEY); try { final String lineSeparatorValue = "\n"; final String logMessage = "An example log record"; final Level level = Level.FINEST; System.setProperty(LINE_SEPARATOR_KEY, lineSeparatorValue); final LogRecord logRecordInput = new LogRecord(level, logMessage); logRecordInput.setThrown(null); final Formatter formatter = new SimpleTomEEFormatter(); final String actualFormatOutput = formatter.format(logRecordInput); final String expectedFormatOutput = level.getLocalizedName() + " - " + logMessage + "\n"; assertEquals(expectedFormatOutput, actualFormatOutput); } finally { System.setProperty(LINE_SEPARATOR_KEY, previousLineSeparatorProperty); } } @Test public void formatNotNullThrown() throws Exception { final String previousLineSeparatorProperty = System.getProperty(LINE_SEPARATOR_KEY); try { final String lineSeparatorValue = "\n"; final String logMessage = "An example log record"; final Level level = Level.CONFIG; final String exceptionMessage = "An example exception"; final Throwable thrown = new Exception(exceptionMessage); System.setProperty(LINE_SEPARATOR_KEY, lineSeparatorValue); final LogRecord logRecordInput = new LogRecord(level, logMessage); logRecordInput.setThrown(thrown); final Formatter formatter = new SimpleTomEEFormatter(); final String actualFormatOutput = formatter.format(logRecordInput); final String expectedFormatOutput = level.getLocalizedName() + " - " + logMessage + lineSeparatorValue + ExceptionUtils.getStackTrace(thrown); assertEquals(expectedFormatOutput, actualFormatOutput); } finally { System.setProperty(LINE_SEPARATOR_KEY, previousLineSeparatorProperty); } } }