java - Intellij IDEA 代码覆盖率不起作用

Question

当我尝试使用覆盖率运行我的 JUnit 测试时，我收到以下错误

FATAL ERROR in native method: processing of -javaagent failed
java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at sun.instrument.InstrumentationImpl.loadClassAndStartAgent(InstrumentationImpl.java:382)
    at sun.instrument.InstrumentationImpl.loadClassAndCallPremain(InstrumentationImpl.java:397)
Caused by: java.lang.reflect.InvocationTargetException
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at com.intellij.rt.coverage.main.CoveragePremain.premain(CoveragePremain.java:50)
    ... 6 more
Caused by: java.lang.ArrayIndexOutOfBoundsException: 1
    at com.intellij.rt.coverage.instrumentation.Instrumentator.premain(Instrumentator.java:40)
    ... 11 more
Exception in thread "main" 
Process finished with exit code 1

谁能帮忙修一下？

Answer 1

看这里: https://youtrack.jetbrains.com/issue/IDEABKL-5941

你可以在idea的启动脚本中添加-Djava.io.tmpdir参数或者替换TMP系统属性。

此外，您可能还必须更改安装目录中 idea.properties 中的 idea.config.path 和 idea.system.path。