| /* |
| * 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.logging.internal.executors; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.verify; |
| |
| import java.lang.Thread.UncaughtExceptionHandler; |
| |
| import org.apache.logging.log4j.Logger; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import org.apache.geode.logging.internal.executors.LoggingUncaughtExceptionHandler.FailureSetter; |
| import org.apache.geode.logging.internal.executors.LoggingUncaughtExceptionHandler.Implementation; |
| import org.apache.geode.test.junit.categories.LoggingTest; |
| |
| /** |
| * Unit tests for {@link |
| * org.apache.geode.logging.internal.executors.LoggingUncaughtExceptionHandler}. |
| */ |
| @Category(LoggingTest.class) |
| public class LoggingUncaughtExceptionHandlerTest { |
| |
| @Test |
| public void verifyGetInstanceIsNotNull() { |
| UncaughtExceptionHandler handler = LoggingUncaughtExceptionHandler.getInstance(); |
| |
| assertThat(handler).isNotNull(); |
| } |
| |
| @Test |
| public void verifyThatSetOnThreadSetsTheThreadsHandler() { |
| Thread thread = new Thread(); |
| Implementation handler = new Implementation(null); |
| |
| handler.setOnThread(thread); |
| |
| assertThat(thread.getUncaughtExceptionHandler()).isSameAs(handler); |
| } |
| |
| @Test |
| public void verifyThatCallingUncaughtExceptionIncreasesTheCountByOne() { |
| Logger logger = mock(Logger.class); |
| Implementation handler = new Implementation(logger); |
| int count = handler.getUncaughtExceptionsCount(); |
| |
| handler.uncaughtException(null, null); |
| |
| assertThat(handler.getUncaughtExceptionsCount()).isEqualTo(count + 1); |
| } |
| |
| @Test |
| public void verifyThatCallingClearSetsTheCountToZero() { |
| Logger logger = mock(Logger.class); |
| Implementation handler = new Implementation(logger); |
| // force the count to be non-zero |
| handler.uncaughtException(null, null); |
| |
| handler.clearUncaughtExceptionsCount(); |
| |
| assertThat(handler.getUncaughtExceptionsCount()).isEqualTo(0); |
| } |
| |
| @Test |
| public void verifyFatalMessageLoggedWhenUncaughtExceptionIsCalled() { |
| Logger logger = mock(Logger.class); |
| Thread thread = mock(Thread.class); |
| Throwable throwable = mock(Throwable.class); |
| Implementation handler = new Implementation(logger); |
| |
| handler.uncaughtException(thread, throwable); |
| |
| verify(logger).fatal("Uncaught exception in thread " + thread, throwable); |
| } |
| |
| @Test |
| public void verifyInfoMessageLoggedWhenUncaughtExceptionIsCalledWithTreatExceptionAsFatalFalse() { |
| Logger logger = mock(Logger.class); |
| Thread thread = new LoggingThread("test", false, () -> { |
| }, false); |
| Throwable throwable = mock(NoClassDefFoundError.class); |
| Implementation handler = new Implementation(logger); |
| |
| handler.uncaughtException(thread, throwable); |
| |
| verify(logger).info( |
| "Uncaught exception in thread {} this message can be disregarded if it occurred during an Application Server shutdown. The Exception message was: {}", |
| thread, throwable); |
| } |
| |
| @Test |
| public void verifySetFailureCalledWhenUncaughtExceptionCalledWithVirtualMachineError() { |
| Logger logger = mock(Logger.class); |
| Thread thread = mock(Thread.class); |
| VirtualMachineError error = mock(VirtualMachineError.class); |
| FailureSetter failureSetter = mock(FailureSetter.class); |
| Implementation handler = new Implementation(logger); |
| handler.setFailureSetter(failureSetter); |
| handler.uncaughtException(thread, error); |
| |
| verify(failureSetter).setFailure(error); |
| } |
| |
| } |