| /* |
| * 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.core.time; |
| |
| import org.apache.commons.lang3.reflect.FieldUtils; |
| import org.apache.logging.log4j.core.async.AsyncLogger; |
| import org.apache.logging.log4j.core.impl.Log4jLogEvent; |
| import org.apache.logging.log4j.core.time.internal.CachedClock; |
| import org.apache.logging.log4j.core.time.internal.CoarseCachedClock; |
| import org.apache.logging.log4j.core.time.internal.SystemClock; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.lang.reflect.Field; |
| |
| import static org.junit.Assert.assertSame; |
| |
| public class ClockFactoryTest { |
| |
| public static void resetClocks() throws IllegalAccessException { |
| resetClock(Log4jLogEvent.class); |
| resetClock(AsyncLogger.class); |
| } |
| |
| public static void resetClock(final Class<?> clazz) throws IllegalAccessException { |
| System.clearProperty(ClockFactory.PROPERTY_NAME); |
| final Field field = FieldUtils.getField(clazz, "CLOCK", true); |
| FieldUtils.removeFinalModifier(field, true); |
| FieldUtils.writeStaticField(field, ClockFactory.getClock(), false); |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| resetClocks(); |
| } |
| |
| @Test |
| public void testDefaultIsSystemClock() { |
| System.clearProperty(ClockFactory.PROPERTY_NAME); |
| assertSame(SystemClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| @Test |
| public void testSpecifySystemClockShort() { |
| System.setProperty(ClockFactory.PROPERTY_NAME, "SystemClock"); |
| assertSame(SystemClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| @Test |
| public void testSpecifySystemClockLong() { |
| System.setProperty(ClockFactory.PROPERTY_NAME, SystemClock.class.getName()); |
| assertSame(SystemClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| @Test |
| public void testSpecifyCachedClockShort() { |
| System.setProperty(ClockFactory.PROPERTY_NAME, "CachedClock"); |
| assertSame(CachedClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| @Test |
| public void testSpecifyCachedClockLong() { |
| System.setProperty(ClockFactory.PROPERTY_NAME, CachedClock.class.getName()); |
| assertSame(CachedClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| @Test |
| public void testSpecifyCoarseCachedClockShort() { |
| System.setProperty(ClockFactory.PROPERTY_NAME, "CoarseCachedClock"); |
| assertSame(CoarseCachedClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| @Test |
| public void testSpecifyCoarseCachedClockLong() { |
| System.setProperty(ClockFactory.PROPERTY_NAME, CoarseCachedClock.class.getName()); |
| assertSame(CoarseCachedClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| public static class MyClock implements Clock { |
| @Override |
| public long currentTimeMillis() { |
| return 42; |
| } |
| } |
| |
| @Test |
| public void testCustomClock() { |
| System.setProperty(ClockFactory.PROPERTY_NAME, MyClock.class.getName()); |
| assertSame(MyClock.class, ClockFactory.getClock().getClass()); |
| } |
| |
| } |