/*
* 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.logging.log4j.taglib;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.util.List;
import java.util.Map;
import javax.servlet.jsp.tagext.Tag;
import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.core.Appender;
import org.apache.logging.log4j.core.LoggerContext;
import org.apache.logging.log4j.core.config.ConfigurationFactory;
import org.apache.logging.log4j.status.StatusLogger;
import org.apache.logging.log4j.test.appender.ListAppender;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.springframework.mock.web.MockPageContext;
/**
*
*/
public class CatchingTagTest {
private static final String CONFIG = "log4j-test1.xml";
@BeforeClass
public static void setUpClass() {
System.setProperty(ConfigurationFactory.CONFIGURATION_FILE_PROPERTY, CONFIG);
final LoggerContext context = (LoggerContext) LogManager.getContext(false);
context.getConfiguration();
}
@AfterClass
public static void cleanUpClass() {
System.clearProperty(ConfigurationFactory.CONFIGURATION_FILE_PROPERTY);
final LoggerContext context = (LoggerContext) LogManager.getContext(false);
context.reconfigure();
StatusLogger.getLogger().reset();
}
private final Logger logger = LogManager.getLogger("LoggingMessageTagSupportTestLogger");
private CatchingTag tag;
@Before
public void setUp() {
this.tag = new CatchingTag();
this.tag.setPageContext(new MockPageContext());
this.tag.setLogger(this.logger);
}
@Test
public void testDoEndTag() throws Exception {
this.tag.setException(new Exception("This is a test."));
assertEquals("The return value is not correct.", Tag.EVAL_PAGE, this.tag.doEndTag());
verify("catching ERROR M-CATCHING[ EXCEPTION ] E java.lang.Exception: This is a test.");
}
@Test
public void testDoEndTagLevelString() throws Exception {
this.tag.setLevel("info");
this.tag.setException(new RuntimeException("This is another test."));
assertEquals("The return value is not correct.", Tag.EVAL_PAGE, this.tag.doEndTag());
verify("catching INFO M-CATCHING[ EXCEPTION ] E java.lang.RuntimeException: This is another test.");
}
@Test
public void testDoEndTagLevelObject() throws Exception {
this.tag.setLevel(Level.WARN);
this.tag.setException(new Error("This is the last test."));
assertEquals("The return value is not correct.", Tag.EVAL_PAGE, this.tag.doEndTag());
verify("catching WARN M-CATCHING[ EXCEPTION ] E java.lang.Error: This is the last test.");
}
private void verify(final String expected) {
final LoggerContext ctx = (LoggerContext) LogManager.getContext(false);
final Map<String, Appender> list = ctx.getConfiguration().getAppenders();
final Appender listApp = list.get("List");
assertNotNull("Missing Appender", listApp);
assertTrue("Not a ListAppender", listApp instanceof ListAppender);
final List<String> events = ((ListAppender) listApp).getMessages();
try
{
assertEquals("Incorrect number of messages.", 1, events.size());
assertEquals("Incorrect message.", "o.a.l.l.t.CatchingTagTest " + expected, events.get(0));
}
finally
{
((ListAppender) listApp).clear();
}
}
}