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 */ 017package org.apache.hadoop.hbase.quotas; 018 019import static org.junit.Assert.assertEquals; 020 021import org.apache.hadoop.hbase.HBaseClassTestRule; 022import org.apache.hadoop.hbase.testclassification.SmallTests; 023import org.junit.ClassRule; 024import org.junit.Test; 025import org.junit.experimental.categories.Category; 026 027@Category({SmallTests.class}) 028public class TestRegionSizeImpl { 029 @ClassRule 030 public static final HBaseClassTestRule CLASS_RULE = 031 HBaseClassTestRule.forClass(TestRegionSizeImpl.class); 032 033 @Test 034 public void testReportingWithSizeChanges() { 035 long currentSize = 1024L; 036 RegionSizeImpl size = new RegionSizeImpl(currentSize); 037 038 assertEquals(currentSize, size.getSize()); 039 040 currentSize *= 2L; 041 size.setSize(currentSize); 042 assertEquals(currentSize, size.getSize()); 043 044 long delta = 512L; 045 currentSize += delta; 046 size.incrementSize(delta); 047 assertEquals(currentSize, size.getSize()); 048 } 049}