/*
* Copyright 2006 The Apache Software Foundation.
*
* 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.apache.commons.logging.logkit;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import junit.framework.Test;
import junit.framework.TestCase;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.logging.PathableClassLoader;
import org.apache.commons.logging.PathableTestSuite;
import org.apache.commons.logging.impl.LogKitLogger;
import org.apache.commons.logging.impl.NoOpLog;
import org.apache.commons.logging.AbstractLogTest;
/**
* Basic tests for Avalon LogKit logger adapter.
*/
public class StandardTestCase extends AbstractLogTest {
// ----------------------------------------------------- Instance Variables
/**
* <p>The {@link LogFactory} implementation we have selected.</p>
*/
protected LogFactory factory = null;
/**
* <p>The {@link Log} implementation we have selected.</p>
*/
protected Log log = null;
// ------------------------------------------- JUnit Infrastructure Methods
/**
* Return the tests included in this test suite.
*/
public static Test suite() throws Exception {
Class thisClass = StandardTestCase.class;
PathableClassLoader loader = new PathableClassLoader(null);
loader.useSystemLoader("junit.");
loader.addLogicalLib("testclasses");
loader.addLogicalLib("commons-logging");
loader.addLogicalLib("logkit");
Class testClass = loader.loadClass(thisClass.getName());
return new PathableTestSuite(testClass, loader);
}
/**
* Set up instance variables required by this test case.
*/
public void setUp() throws Exception {
LogFactory.releaseAll();
System.setProperty(
"org.apache.commons.logging.Log",
"org.apache.commons.logging.impl.LogKitLogger");
factory = LogFactory.getFactory();
log = LogFactory.getLog("TestLogger");
}
/**
* Tear down instance variables required by this test case.
*/
public void tearDown() {
log = null;
factory = null;
LogFactory.releaseAll();
}
// ----------------------------------------------------------- Test Methods
/**
* Override the abstract method from the parent class so that the
* inherited tests can access the right Log object type.
*/
public Log getLogObject()
{
return new LogKitLogger(this.getClass().getName());
}
// Test pristine LogFactory instance
public void testPristineFactory() {
assertNotNull("LogFactory exists", factory);
assertEquals("LogFactory class",
"org.apache.commons.logging.impl.LogFactoryImpl",
factory.getClass().getName());
String names[] = factory.getAttributeNames();
assertNotNull("Names exists", names);
assertEquals("Names empty", 0, names.length);
}
// Test pristine Log instance
public void testPristineLog() {
checkStandard();
}
// Test Serializability of standard instance
public void testSerializable() throws Exception {
checkStandard();
// Serialize and deserialize the instance
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(baos);
oos.writeObject(log);
oos.close();
ByteArrayInputStream bais =
new ByteArrayInputStream(baos.toByteArray());
ObjectInputStream ois = new ObjectInputStream(bais);
log = (Log) ois.readObject();
ois.close();
checkStandard();
}
// -------------------------------------------------------- Support Methods
// Check the standard log instance
protected void checkStandard() {
assertNotNull("Log exists", log);
assertEquals("Log class",
"org.apache.commons.logging.impl.LogKitLogger",
log.getClass().getName());
// Can we call level checkers with no exceptions?
// Note that by default *everything* is enabled for LogKit
assertTrue(log.isTraceEnabled());
assertTrue(log.isDebugEnabled());
assertTrue(log.isInfoEnabled());
assertTrue(log.isWarnEnabled());
assertTrue(log.isErrorEnabled());
assertTrue(log.isFatalEnabled());
}
}