我正在使用Powermockito来模拟和监视静态类。版本: 2.0.4
还使用mockito核心版本3.0.0。在我的一个项目中,我能够通过启用下面所指定的模拟制造者内联( mockStatic )来实现https://github.com/powermock/powermock-examples-maven/blob/master/mockito2/src/test/resources/org/powermock/extensions/configuration.properties。
但是,当我在另一个项目上尝试相同的方法时,会遇到以下错误:
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [com.ghx.tpm.api.ISubscribedProductParameterService]: Factory method 'subscribedProductParameterService' threw exception; nested exception is java.lang.IllegalStateException: Could not initialize plugin: interface org.mockito.plugins.MockMaker (alternate: null)
Caused by: java.lang.IllegalStateException: Could not initialize plugin: interface org.mockito.plugins.MockMaker (alternate: null)
Caused by: java.lang.IllegalStateException: Failed to load interface org.mockito.plugins.MockMaker implementation declared in sun.misc.CompoundEnumeration@614aeccc
Caused by: java.lang.IllegalStateException: Failed to load MockMaker implementation: mock-maker-inline
Caused by: java.lang.IllegalStateException: Internal problem occurred, please report it. Mockito is unable to load the default implementation of class that is a part of Mockito distribution. Failed to load interface org.mockito.plugins.MockMaker
Caused by: org.mockito.exceptions.base.MockitoInitializationException:
Could not initialize inline Byte Buddy mock maker. (This mock maker is not supported on Android.)
Java : 1.8
JVM vendor name : Oracle Corporation
JVM vendor version : 25.161-b12
JVM name : Java HotSpot(TM) 64-Bit Server VM
JVM version : 1.8.0_161-b12
JVM info : mixed mode
OS name : Linux
OS version : 4.4.0-166-generic
Caused by: java.lang.IllegalStateException: Error during attachment using: net.bytebuddy.agent.ByteBuddyAgent$AttachmentProvider$Compound@3c89bb12
Caused by: java.lang.reflect.InvocationTargetException
Caused by: java.lang.NullPointerException
你能帮我解决这个问题吗?
其他详情:
我是在嘲笑静态间谍类here.
其他发现:通过添加@PrepareForTest和PowerMockRunner来确保使用PowerMockRunner(因为我的另一个项目使用相同的配置)
在这一行中,完全面对Null指针异常:
ByteBuddyAgent.java (private static void install(AttachmentProvider attachmentProvider, String processId, String argument, AgentProvider agentProvider)
Attacher.install(attachmentAccessor.getVirtualMachineType(), processId, agentProvider.resolve().getAbsolutePath(), argument);
类加载器失败时是- AppLaunchClassLoader。(而对于工作项目,则是URLClassLoader)。不确定这种差异是否是原因之一。
更新2:
Eclipse通过tools.jar (在IDE中工作得很好) Maven命令行加载模拟制造者内联(通过powermock javaagent(初始化错误失败))。-有建议强制maven控制台使用tools.jar进行模拟机内联初始化吗?
更新3:我采用了一种极简主义的方法。删除所有Spring运行程序、Bean创建、上下文配置。只是在()+ Sysout上保留了一个普通的PowerMockRunner+静态模拟。
仍然面临模拟制造商-内联初始化错误。感觉很棒!相同的配置工作在同一个工作区中的另一个项目上!
发布于 2020-02-21 10:57:39
发现了问题。@PowerMockRule (它使用powermock javaagent.JAR)是罪魁祸首。
使用@PowerMockRule和模拟制造者内联将导致此问题。
我必须将PowerMockRule替换为@RunsWith(PowerMockRunner.class)来修复这个问题。谢谢。
更新1:修复后的,如这里所讨论的,面对类加载程序的问题。请随时分享你的建议。谢谢
https://stackoverflow.com/questions/60267950
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