| /* |
| * 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.process; |
| |
| import static org.apache.geode.internal.process.ProcessUtils.identifyPid; |
| import static org.assertj.core.api.Assertions.assertThat; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import org.apache.geode.internal.process.lang.AvailablePid; |
| import org.apache.geode.test.junit.Retry; |
| import org.apache.geode.test.junit.rules.RetryRule; |
| |
| /** |
| * Unit tests for {@link NativeProcessUtils}. |
| * |
| * <p> |
| * Tests involving fakePid use {@link RetryRule} because the fakePid may become used by a real |
| * process before the test executes. |
| */ |
| public class NativeProcessUtilsTest { |
| |
| private static final int PREFERRED_FAKE_PID = 42; |
| |
| private int actualPid; |
| private int fakePid; |
| private NativeProcessUtils nativeProcessUtils; |
| |
| @Rule |
| public RetryRule retryRule = new RetryRule(); |
| |
| @Before |
| public void before() throws Exception { |
| actualPid = identifyPid(); |
| fakePid = new AvailablePid().findAvailablePid(PREFERRED_FAKE_PID); |
| nativeProcessUtils = new NativeProcessUtils(); |
| } |
| |
| @Test |
| public void isAttachApiAvailable_returnsFalse() throws Exception { |
| assertThat(nativeProcessUtils.isAttachApiAvailable()).isFalse(); |
| } |
| |
| @Test |
| public void isAvailable_returnsTrue() throws Exception { |
| assertThat(nativeProcessUtils.isAvailable()).isTrue(); |
| } |
| |
| @Test |
| public void isProcessAlive_livePid_returnsTrue() throws Exception { |
| assertThat(nativeProcessUtils.isProcessAlive(actualPid)).isTrue(); |
| } |
| |
| @Test |
| @Retry(3) |
| public void isProcessAlive_deadPid_returnsFalse() throws Exception { |
| assertThat(nativeProcessUtils.isProcessAlive(fakePid)).isFalse(); |
| } |
| } |