geode-core/src/integrationTest/java/org/apache/geode/internal/offheap/OldFreeListOffHeapRegionJUnitTest.java

/*
 * 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.geode.internal.offheap;

import org.junit.experimental.categories.Category;

import org.apache.geode.distributed.internal.DistributionConfig;
import org.apache.geode.test.junit.categories.OffHeapTest;

@Category({OffHeapTest.class})
public class OldFreeListOffHeapRegionJUnitTest extends OffHeapRegionBase {

  @Override
  protected String getOffHeapMemorySize() {
    return "20m";
  }

  @Override
  public void configureOffHeapStorage() {
    System.setProperty(DistributionConfig.GEMFIRE_PREFIX + "OFF_HEAP_SLAB_SIZE", "1m");
  }

  @Override
  public void unconfigureOffHeapStorage() {
    System.clearProperty(DistributionConfig.GEMFIRE_PREFIX + "OFF_HEAP_TOTAL_SIZE");
    System.clearProperty(DistributionConfig.GEMFIRE_PREFIX + "OFF_HEAP_SLAB_SIZE");
  }

  @Override
  public int perObjectOverhead() {
    return OffHeapStoredObject.HEADER_SIZE;
  }

}