| /** |
| * Copyright (c) 2004-2011 QOS.ch |
| * All rights reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| */ |
| package org.slf4j; |
| |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.logging.Handler; |
| import java.util.logging.Level; |
| import java.util.logging.LogRecord; |
| |
| import static junit.framework.Assert.assertNotNull; |
| import static junit.framework.Assert.assertNull; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| /** |
| * Test whether invoking the SLF4J API causes problems or not. |
| * |
| * @author Ceki Gulcu |
| */ |
| public class InvocationTest { |
| |
| Level oldLevel; |
| java.util.logging.Logger root = java.util.logging.Logger.getLogger(""); |
| |
| ListHandler listHandler = new ListHandler(); |
| |
| @Before |
| public void setUp() throws Exception { |
| oldLevel = root.getLevel(); |
| root.setLevel(Level.FINE); |
| // removeAllHandlers(root); |
| root.addHandler(listHandler); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| root.setLevel(oldLevel); |
| removeListHandlers(root); |
| } |
| |
| @Test |
| public void test1() { |
| Logger logger = LoggerFactory.getLogger("test1"); |
| logger.debug("Hello world."); |
| assertLogMessage("Hello world.", 0); |
| } |
| |
| @Test |
| public void verifyMessageFormatting() { |
| Integer i1 = new Integer(1); |
| Integer i2 = new Integer(2); |
| Integer i3 = new Integer(3); |
| Exception e = new Exception("This is a test exception."); |
| Logger logger = LoggerFactory.getLogger("test2"); |
| |
| int index = 0; |
| logger.debug("Hello world"); |
| assertLogMessage("Hello world", index++); |
| |
| logger.debug("Hello world {}", i1); |
| assertLogMessage("Hello world " + i1, index++); |
| |
| logger.debug("val={} val={}", i1, i2); |
| assertLogMessage("val=1 val=2", index++); |
| |
| logger.debug("val={} val={} val={}", new Object[] { i1, i2, i3 }); |
| assertLogMessage("val=1 val=2 val=3", index++); |
| |
| logger.debug("Hello world 2", e); |
| assertLogMessage("Hello world 2", index); |
| assertException(e.getClass(), index++); |
| logger.info("Hello world 2."); |
| |
| logger.warn("Hello world 3."); |
| logger.warn("Hello world 3", e); |
| |
| logger.error("Hello world 4."); |
| logger.error("Hello world {}", new Integer(3)); |
| logger.error("Hello world 4.", e); |
| } |
| |
| @Test |
| public void testNull() { |
| Logger logger = LoggerFactory.getLogger("testNull"); |
| logger.debug(null); |
| logger.info(null); |
| logger.warn(null); |
| logger.error(null); |
| |
| Exception e = new Exception("This is a test exception."); |
| logger.debug(null, e); |
| logger.info(null, e); |
| logger.warn(null, e); |
| logger.error(null, e); |
| } |
| |
| @Test |
| public void testMarker() { |
| Logger logger = LoggerFactory.getLogger("testMarker"); |
| Marker blue = MarkerFactory.getMarker("BLUE"); |
| logger.debug(blue, "hello"); |
| logger.info(blue, "hello"); |
| logger.warn(blue, "hello"); |
| logger.error(blue, "hello"); |
| |
| logger.debug(blue, "hello {}", "world"); |
| logger.info(blue, "hello {}", "world"); |
| logger.warn(blue, "hello {}", "world"); |
| logger.error(blue, "hello {}", "world"); |
| |
| logger.debug(blue, "hello {} and {} ", "world", "universe"); |
| logger.info(blue, "hello {} and {} ", "world", "universe"); |
| logger.warn(blue, "hello {} and {} ", "world", "universe"); |
| logger.error(blue, "hello {} and {} ", "world", "universe"); |
| } |
| |
| @Test |
| public void testMDC() { |
| MDC.put("k", "v"); |
| assertNotNull(MDC.get("k")); |
| assertEquals("v", MDC.get("k")); |
| |
| MDC.remove("k"); |
| assertNull(MDC.get("k")); |
| |
| MDC.put("k1", "v1"); |
| assertEquals("v1", MDC.get("k1")); |
| MDC.clear(); |
| assertNull(MDC.get("k1")); |
| |
| try { |
| MDC.put(null, "x"); |
| fail("null keys are invalid"); |
| } catch (IllegalArgumentException e) { |
| } |
| } |
| |
| private void assertLogMessage(String expected, int index) { |
| LogRecord logRecord = listHandler.recordList.get(index); |
| Assert.assertNotNull(logRecord); |
| assertEquals(expected, logRecord.getMessage()); |
| } |
| |
| private void assertException(Class<? extends Throwable> exceptionType, int index) { |
| LogRecord logRecord = listHandler.recordList.get(index); |
| Assert.assertNotNull(logRecord); |
| assertEquals(exceptionType, logRecord.getThrown().getClass()); |
| } |
| |
| void removeListHandlers(java.util.logging.Logger logger) { |
| Handler[] handlers = logger.getHandlers(); |
| for (Handler h : handlers) { |
| if (h instanceof ListHandler) |
| logger.removeHandler(h); |
| } |
| } |
| |
| static private class ListHandler extends java.util.logging.Handler { |
| |
| List<LogRecord> recordList = new ArrayList<LogRecord>(); |
| |
| @Override |
| public void publish(LogRecord record) { |
| recordList.add(record); |
| } |
| |
| @Override |
| public void flush() { |
| } |
| |
| @Override |
| public void close() throws SecurityException { |
| } |
| } |
| } |