单元测试-FATAL ERROR in native method: processing of -javaagent failed

文章目录

前言
- [单元测试-FATAL ERROR in native method: processing of -javaagent failed](#单元测试-FATAL ERROR in native method: processing of -javaagent failed)
- - [1. 报错信息](#1. 报错信息)
  - [2. 解决方案](#2. 解决方案)

前言

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单元测试-FATAL ERROR in native method: processing of -javaagent failed

1. 报错信息

bash 复制代码

"C:\Program Files\Java\jdk1.8.0_211\bin\java.exe" -javaagent:C:\Users\杨镇宇\.IdeaIC2019.2\system\testAgent\intellij-coverage-agent-1.0.508.jar=C:\Users\杨镇宇\AppData\Local\Temp\coverageargs -Didea.test.cyclic.buffer.size=1048576 "-com.intellij.rt.execution.junit.JUnitStarter -ideVersion5 -junit4 com.yzy.demo.utils.HttpUtilTest
java.lang.reflect.InvocationTargetException
FATAL ERROR in native method: processing of -javaagent failed
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at sun.instrument.InstrumentationImpl.loadClassAndStartAgent(InstrumentationImpl.java:386)
	at sun.instrument.InstrumentationImpl.loadClassAndCallPremain(InstrumentationImpl.java:401)
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.intellij.rt.coverage.main.CoveragePremain.premain(CoveragePremain.java:35)
	at com.intellij.rt.coverage.main.CoveragePremain.premain(CoveragePremain.java:28)
	... 6 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: 1
	at com.intellij.rt.coverage.instrumentation.Instrumentator.performPremain(Instrumentator.java:55)
	at com.intellij.rt.coverage.instrumentation.Instrumentator.premain(Instrumentator.java:33)
	... 12 more

Process finished with exit code 1
Exception in thread "main"

2. 解决方案

加一行

bash 复制代码

-Djava.io.tmpdir=F:\tmp

tmp文件夹必须存在，F:\tmp是自己建的文件夹，名称无所谓，但是必须要有此文件夹。

-Djava.io.tmpdir=F:\tmp告诉 IntelliJ IDEA 在启动时将 F:\tmp作为临时文件存储目录，这样可以避免使用默认的临时目录。

重启idea

执行单侧测试类:

效果: