| /* |
| * 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.distributed.internal; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static org.assertj.core.api.Assertions.catchThrowable; |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.Mockito.doNothing; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.never; |
| import static org.mockito.Mockito.spy; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.when; |
| |
| import java.util.Properties; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.contrib.java.lang.system.RestoreSystemProperties; |
| |
| import org.apache.geode.metrics.internal.MetricsService; |
| |
| |
| public class InternalDistributedSystemTest { |
| private MetricsService.Builder builder; |
| |
| @Before |
| public void setup() { |
| builder = mock(MetricsService.Builder.class); |
| when(builder.build(any())).thenReturn(mock(MetricsService.class)); |
| } |
| |
| @Rule |
| public RestoreSystemProperties restoreSystemProperties = new RestoreSystemProperties(); |
| |
| @Test |
| public void lockMemoryAllowedIfAllowMemoryOverCommitIsSet() { |
| System.setProperty(DistributionConfig.GEMFIRE_PREFIX + "Cache.ALLOW_MEMORY_OVERCOMMIT", "true"); |
| InternalDistributedSystem system = |
| spy(new InternalDistributedSystem.Builder(new Properties(), builder).build()); |
| doNothing().when(system).lockMemory(); |
| |
| system.lockMemory(100, 200); |
| |
| verify(system).lockMemory(); |
| } |
| |
| @Test |
| public void lockMemoryAvoidedIfAvoidMemoryLockWhenOverCommitIsSet() { |
| System.setProperty( |
| DistributionConfig.GEMFIRE_PREFIX + "Cache.AVOID_MEMORY_LOCK_WHEN_OVERCOMMIT", "true"); |
| InternalDistributedSystem system = |
| spy(new InternalDistributedSystem.Builder(new Properties(), builder).build()); |
| |
| system.lockMemory(100, 200); |
| |
| verify(system, never()).lockMemory(); |
| } |
| |
| @Test |
| public void lockMemoryAvoidedIfAvoidAndAllowMemoryLockWhenOverCommitBothSet() { |
| System.setProperty(DistributionConfig.GEMFIRE_PREFIX + "Cache.ALLOW_MEMORY_OVERCOMMIT", "true"); |
| System.setProperty( |
| DistributionConfig.GEMFIRE_PREFIX + "Cache.AVOID_MEMORY_LOCK_WHEN_OVERCOMMIT", "true"); |
| InternalDistributedSystem system = |
| spy(new InternalDistributedSystem.Builder(new Properties(), builder).build()); |
| |
| system.lockMemory(100, 200); |
| |
| verify(system, never()).lockMemory(); |
| } |
| |
| |
| @Test |
| public void lockMemoryThrowsIfMemoryOverCommit() { |
| InternalDistributedSystem system = |
| spy(new InternalDistributedSystem.Builder(new Properties(), builder).build()); |
| |
| Throwable caughtException = catchThrowable(() -> system.lockMemory(100, 200)); |
| |
| assertThat(caughtException).isInstanceOf(IllegalStateException.class); |
| verify(system, never()).lockMemory(); |
| } |
| |
| @Test |
| public void locksMemoryIfMemoryNotOverCommit() { |
| InternalDistributedSystem system = |
| spy(new InternalDistributedSystem.Builder(new Properties(), builder).build()); |
| doNothing().when(system).lockMemory(); |
| |
| system.lockMemory(200, 100); |
| |
| verify(system).lockMemory(); |
| } |
| } |