| /* |
| * 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.test.dunit.rules.tests; |
| |
| import static org.apache.geode.test.dunit.VM.getVM; |
| import static org.apache.geode.test.dunit.VM.getVMCount; |
| import static org.apache.geode.test.junit.runners.TestRunner.runTestWithValidation; |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import java.io.Serializable; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import org.apache.geode.test.dunit.rules.DistributedRestoreSystemProperties; |
| import org.apache.geode.test.dunit.rules.DistributedRule; |
| |
| /** |
| * Distributed tests for {@link DistributedRestoreSystemProperties}. |
| */ |
| @SuppressWarnings("serial") |
| public class DistributedRestoreSystemPropertiesDistributedTest { |
| |
| private static final String NULL_PROPERTY = "NULL_PROPERTY"; |
| private static final String PREEXISTING_PROPERTY = "PREEXISTING_PROPERTY"; |
| private static final String PREEXISTING_VALUE = "PREEXISTING_VALUE"; |
| private static final String NEW_PROPERTY = "NEW_PROPERTY"; |
| private static final String NEW_VALUE = "NEW_VALUE"; |
| |
| @Rule |
| public DistributedRule distributedRule = new DistributedRule(); |
| |
| @Before |
| public void setUp() { |
| assertPreconditions(); |
| |
| System.setProperty(PREEXISTING_PROPERTY, PREEXISTING_VALUE); |
| for (int i = 0; i < getVMCount(); i++) { |
| getVM(i).invoke(() -> { |
| System.setProperty(PREEXISTING_PROPERTY, PREEXISTING_VALUE); |
| }); |
| } |
| } |
| |
| @After |
| public void tearDown() { |
| System.clearProperty(PREEXISTING_PROPERTY); |
| for (int i = 0; i < getVMCount(); i++) { |
| getVM(i).invoke(() -> { |
| System.clearProperty(PREEXISTING_PROPERTY); |
| }); |
| } |
| } |
| |
| @Test |
| public void nullPropertyWithDifferentValues() { |
| runTestWithValidation(NullPropertyWithDifferentValues.class); |
| |
| assertThat(System.getProperty(NULL_PROPERTY)).isNull(); |
| for (int i = 0; i < getVMCount(); i++) { |
| getVM(i).invoke(() -> { |
| assertThat(System.getProperty(NULL_PROPERTY)).isNull(); |
| }); |
| } |
| } |
| |
| @Test |
| public void preexistingPropertyWithDifferentValues() { |
| runTestWithValidation(NullPropertyWithDifferentValues.class); |
| |
| assertThat(System.getProperty(PREEXISTING_PROPERTY)).isEqualTo(PREEXISTING_VALUE); |
| for (int i = 0; i < getVMCount(); i++) { |
| getVM(i).invoke(() -> { |
| assertThat(System.getProperty(PREEXISTING_PROPERTY)).isEqualTo(PREEXISTING_VALUE); |
| }); |
| } |
| } |
| |
| @Test |
| public void newVMWithNewPropertyHasValueReset() { |
| runTestWithValidation(NewVMWithNewProperty.class); |
| |
| getVM(getVMCount() - 1).invoke(() -> { |
| assertThat(System.getProperty(NEW_PROPERTY)).isNull(); |
| }); |
| } |
| |
| @Test |
| public void bouncedVMWithNewPropertyHasValueReset() { |
| runTestWithValidation(BouncedVMWithNewProperty.class); |
| |
| getVM(0).invoke(() -> { |
| assertThat(System.getProperty(NEW_PROPERTY)).isNull(); |
| }); |
| } |
| |
| private void assertPreconditions() { |
| assertThat(System.getProperty(NULL_PROPERTY)).isNull(); |
| assertThat(System.getProperty(PREEXISTING_PROPERTY)).isNull(); |
| for (int i = 0; i < getVMCount(); i++) { |
| getVM(i).invoke(() -> { |
| assertThat(System.getProperty(NULL_PROPERTY)).isNull(); |
| assertThat(System.getProperty(PREEXISTING_PROPERTY)).isNull(); |
| }); |
| } |
| } |
| |
| /** |
| * Used by test {@link #nullPropertyWithDifferentValues()}. |
| */ |
| public static class NullPropertyWithDifferentValues implements Serializable { |
| |
| @Rule |
| public DistributedRestoreSystemProperties restoreSystemProperties = |
| new DistributedRestoreSystemProperties(); |
| |
| @Test |
| public void nullPropertyWithDifferentValues() { |
| System.setProperty(NULL_PROPERTY, "controller"); |
| getVM(0).invoke(() -> System.setProperty(NULL_PROPERTY, "vm0")); |
| getVM(1).invoke(() -> System.setProperty(NULL_PROPERTY, "vm1")); |
| getVM(2).invoke(() -> System.setProperty(NULL_PROPERTY, "vm2")); |
| getVM(3).invoke(() -> System.setProperty(NULL_PROPERTY, "vm3")); |
| } |
| } |
| |
| /** |
| * Used by test {@link #preexistingPropertyWithDifferentValues()}. |
| */ |
| public static class PreexistingPropertyWithDifferentValues implements Serializable { |
| |
| @Rule |
| public DistributedRestoreSystemProperties restoreSystemProperties = |
| new DistributedRestoreSystemProperties(); |
| |
| @Test |
| public void preexistingPropertyWithDifferentValues() { |
| System.setProperty(PREEXISTING_PROPERTY, "controller"); |
| getVM(0).invoke(() -> System.setProperty(PREEXISTING_PROPERTY, "vm0")); |
| getVM(1).invoke(() -> System.setProperty(PREEXISTING_PROPERTY, "vm1")); |
| getVM(2).invoke(() -> System.setProperty(PREEXISTING_PROPERTY, "vm2")); |
| getVM(3).invoke(() -> System.setProperty(PREEXISTING_PROPERTY, "vm3")); |
| } |
| } |
| |
| /** |
| * Used by test {@link #newVMWithNewPropertyHasValueReset()}. |
| */ |
| public static class NewVMWithNewProperty implements Serializable { |
| |
| @Rule |
| public DistributedRestoreSystemProperties restoreSystemProperties = |
| new DistributedRestoreSystemProperties(); |
| |
| @Test |
| public void preexistingPropertyWithDifferentValues() { |
| getVM(getVMCount()).invoke(() -> System.setProperty(NEW_PROPERTY, NEW_VALUE)); |
| } |
| } |
| |
| /** |
| * Used by test {@link #bouncedVMWithNewPropertyHasValueReset()}. |
| */ |
| public static class BouncedVMWithNewProperty implements Serializable { |
| |
| @Rule |
| public DistributedRestoreSystemProperties restoreSystemProperties = |
| new DistributedRestoreSystemProperties(); |
| |
| @Test |
| public void preexistingPropertyWithDifferentValues() { |
| getVM(0).bounce(); |
| getVM(0).invoke(() -> System.setProperty(NEW_PROPERTY, NEW_VALUE)); |
| } |
| } |
| } |