Deployment 我在构建项目时遇到了这个问题

org.junit.jupiter.engine.descriptor.ClassBasedTestDescriptor.lambda$invokeTestInstancePostProcessors$6（ClassBasedTestDescriptor.java:337）~[junit-jupiter-engine-5.5.2.jar:5.5.2] 在java.util.stream.ReferencePipeline$3$1.accept（ReferencePipeline.java:193）~[na:1.8.0282] 在java.util.stream.ReferencePipeline$2$1.accept（ReferencePipeline.java:175）~[na:1.8.0282] 在java.util.ArrayList$ArrayListSpliterator.ForEachLeving（ArrayList.java:1384）~[na:1.8.0282] 在java.util.stream.AbstractPipeline.copyInto（AbstractPipeline.java:482）~[na:1.8.0282] 在java.util.stream.AbstractPipeline.wrapAndCopyInto（AbstractPipeline.java:472）~[na:1.8.0282] 在java.util.stream.StreamSpliterators$WrappingSpliterator.forEachRemaining（StreamSpliterators.java:313）~[na:1.8.0282] 在java.util.stream.Streams$ConcatSpliterator.forEachRemaining（Streams.java:743）~[na:1.8.0282] 在java.util.stream.Streams$ConcatSpliterator.forEachRemaining（Streams.java:742）~[na:1.8.0282] 在java.util.stream.ReferencePipeline$Head.forEach（ReferencePipeline.java:647）~[na:1.8.0282] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.execute（NodeTestTask.java:75）~[junit-platform-engine-1.5.2.jar:1.5.2] forEach（ArrayList.java:1259）~[na:1.8.0282] 在org.junit.platform.engine.support.hierarchy.samethreadherarchycaltestexecutorservice.invokeAll（samethreadherarchycaltestexecutorservice.java:38）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.lambda$executecurively$5（NodeTestTask.java:139）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.ThrowableCollector.execute（ThrowableCollector.java:73）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.lambda$executecurively$7（NodeTestTask.java:125）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.Node.around（Node.java:135）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.lambda$executecurively$8（NodeTestTask.java:123）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.ThrowableCollector.execute（ThrowableCollector.java:73）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.executecurively（NodeTestTask.java:122）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.execute（NodeTestTask.java:80）~[junit-platform-engine-1.5.2.jar:1.5.2] forEach（ArrayList.java:1259）~[na:1.8.0282] 在ororg.junit.platform.engine.support.hierarchy.ThrowableCollector.execute（ThrowableCollector.java:73）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.executecurively（NodeTestTask.java:122）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.NodeTestTask.execute（NodeTestTask.java:80）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.samethreadherarchycaltestexecutorservice.submit（samethreadherarchycaltestexecutorservice.java:32）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.hierarchycalTestExecutor.execute（hierarchycalTestExecutor.java:57）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.engine.support.hierarchy.hierarchycalTestEngine.execute（hierarchycalTestEngine.java:51）~[junit-platform-engine-1.5.2.jar:1.5.2] 在org.junit.platform.launcher.core.DefaultLauncher.execute（DefaultLauncher.java:220）~[junit-platform-launcher-1.3.1.jar:1.3.1] 在org.junit.platform.launcher.core.DefaultLauncher.lambda$execute$6（DefaultLauncher.java:188）~[junit-platform-launcher-1.3.1.jar:1.3.1] 在org.junit.platform.launcher.core.DefaultLauncher.withInterceptedStreams（DefaultLauncher.java:202）~[junit-platform-launcher-1.3.1.jar:1.3.1] 在org.junit.platform.launcher.core.DefaultLauncher.execute（DefaultLauncher.java:181）~[junit-platform-launcher-1.3.1.jar:1.3.1] 在org.junit.platform.launcher.core.DefaultLauncher.execute（DefaultLauncher.java:128）~[junit-platform-launcher-1.3.1.jar:1.3.1] 在org.apache.maven.surefire.JUnitPlatformProvider.JUnitPlatformProvider.invokeAllTests（JUnitPlatformProvider.java:150）~[surefire-junit-platform-2.22.2.jar:2.22.2] 在org.apache.maven.surefire.junitplatform.JUnitPlatformProvider.invoke（JUnitPlatformProvider.java:124）~[surefire-junit-platform-2.22.2.jar:2.22.2] 在org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader（ForkedBooter.java:384）~[surefire-booter-2.22.2.jar:2.22.2] 在org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess（ForkedBooter.java:345）~[surefire-booter-2.22.2.jar:2.22.2] 在org.apache.maven.surefire.booter.ForkedBooter.execute（ForkedBooter.java:126）~[surefire-booter-2.22.2.jar:2.22.2] 在org.apache.maven.surefire.booter.ForkedBooter.main（ForkedBooter.java:418）~[surefire-booter-2.22.2.jar:2.22.2] 原因：com.mysql.cj.exceptions.CJCommunicationsException:通信链路故障

sun.reflect.NativeConstructorAccessorImpl.newInstance（NativeConstructorAccessorImpl.java:62）~[na:1.8.0282] 在sun.reflect.DelegatingConstructorAccessorImpl.newInstance（DelegatingConstructorAccessorImpl.java:45）~[na:1.8.0282] 在java.lang.reflect.Constructor.newInstance（Constructor.java:423）~[na:1.8.0_282] 在com.mysql.cj.jdbc.ConnectionImpl.connectOneTryOnly（ConnectionImpl.java:956）~[mysql-connector-java-8.0.19.jar:8.0.19] 在com.mysql.cj.jdbc.ConnectionImpl.createNewIO（ConnectionImpl.java:826）~[mysql-connector-java-8.0.19.jar:8.0.19] ... 省略116个公共帧 原因：java.net.ConnectException:连接被拒绝（连接被拒绝） 在java.net.PlainSocketImpl.socketConnect（本机方法）~[na:1.8.0282] 位于java.net.AbstractPlainSocketImpl.doCon