001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018 package org.apache.commons.monitoring;
019
020 import org.junit.Test;
021
022 import static org.apache.commons.monitoring.counters.Unit.Time.HOUR;
023 import static org.apache.commons.monitoring.counters.Unit.Time.MICROSECOND;
024 import static org.apache.commons.monitoring.counters.Unit.Time.MILLISECOND;
025 import static org.apache.commons.monitoring.counters.Unit.Time.NANOSECOND;
026 import static org.apache.commons.monitoring.counters.Unit.Time.SECOND;
027 import static org.junit.Assert.assertEquals;
028
029 /**
030 * @author <a href="mailto:nicolas@apache.org">Nicolas De Loof</a>
031 */
032 public class UnitTest {
033 @Test
034 public void derived() {
035 assertEquals(NANOSECOND, HOUR.getPrimary());
036 assertEquals(NANOSECOND, NANOSECOND.getDerived("ns"));
037 assertEquals(MICROSECOND, NANOSECOND.getDerived("µs"));
038 assertEquals(MILLISECOND, NANOSECOND.getDerived("ms"));
039 assertEquals(SECOND, NANOSECOND.getDerived("s"));
040 }
041
042 @Test
043 public void scales() {
044 assertEquals(1L, NANOSECOND.getScale());
045 assertEquals(1000L, MICROSECOND.getScale());
046 assertEquals(1000000L, MILLISECOND.getScale());
047 assertEquals(1000000000L, SECOND.getScale());
048 }
049 }