/* * Copyright 2013-2019 the original author or authors. * * Licensed 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 * * https://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.springframework.cloud.sleuth.instrument.async; import java.util.concurrent.ScheduledThreadPoolExecutor; import java.util.concurrent.atomic.AtomicBoolean; import org.assertj.core.api.BDDAssertions; import org.junit.jupiter.api.Test; import org.mockito.BDDMockito; import org.springframework.beans.factory.BeanFactory; public class LazyTraceScheduledThreadPoolExecutorTests { @Test public void should_not_finalize_the_delegate_since_its_a_shared_instance() { AtomicBoolean wasCalled = new AtomicBoolean(); ScheduledThreadPoolExecutor executor = new ScheduledThreadPoolExecutor(10) { @Override protected void finalize() { super.finalize(); wasCalled.set(true); } }; BeanFactory beanFactory = BDDMockito.mock(BeanFactory.class); new LazyTraceScheduledThreadPoolExecutor(10, beanFactory, executor).finalize(); BDDAssertions.then(wasCalled).isFalse(); BDDAssertions.then(executor.isShutdown()).isFalse(); } }