tuyu created YARN-10510:
---------------------------
Summary: TestAppPage.testAppBlockRenderWithNullCurrentAppAttempt
will cause NullPointerException
Key: YARN-10510
URL: https://issues.apache.org/jira/browse/YARN-10510
Project: Hadoop YARN
Issue Type: Test
Components: yarn
Affects Versions: 3.2.1
Reporter: tuyu
Fix For: 3.2.1
Attachments: fix_TestAppPage.patch
run TestAppPage.testAppBlockRenderWithNullCurrentAppAttempt will cause blow
exception
{code:java}
2020-12-01 20:16:41,412 ERROR [main] webapp.AppBlock
(AppBlock.java:render(124)) - Failed to read the application
application_1234_0000.
java.lang.NullPointerException
at
org.apache.hadoop.yarn.server.resourcemanager.webapp.RMAppBlock.getApplicationReport(RMAppBlock.java:218)
at
org.apache.hadoop.yarn.server.webapp.AppBlock.render(AppBlock.java:112)
at
org.apache.hadoop.yarn.server.resourcemanager.webapp.RMAppBlock.render(RMAppBlock.java:71)
at
org.apache.hadoop.yarn.webapp.view.HtmlBlock.render(HtmlBlock.java:69)
at
org.apache.hadoop.yarn.server.resourcemanager.webapp.TestAppPage.testAppBlockRenderWithNullCurrentAppAttempt(TestAppPage.java:92)
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
org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
at
org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at
org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
at
org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
at
org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
at
com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:69)
at
com.intellij.rt.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:33)
at
com.intellij.rt.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:220)
at com.intellij.rt.junit.JUnitStarter.main(JUnitStarter.java:53)
Disconnected from the target VM, address: '127.0.0.1:60623', transport: 'socket'
{code}
because of mockClientRMService not mock getApplicationReport and
getApplicationAttempts interface
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