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eclipse-openj9 / openj9

Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.
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JTReg Failure: java/lang/System/LoggerFinder/internal/backend/LoggerFinderBackendTest.java #6675

Open adam-thorpe opened 5 years ago

adam-thorpe commented 5 years ago

Failure link

https://ci.adoptopenjdk.net/view/Test_grinder/job/Grinder/1850/ https://github.com/ibmruntimes/openj9-openjdk-jdk11/blob/openj9/test/jdk/java/lang/System/LoggerFinder/internal/backend/LoggerFinderBackendTest.java Test Category: openjdk Test Suite Name: jdk_lang OS/Architecture: x86-64-windows, x86-64-linux, x86-64-osx, ... OpenJDK Version: 11.0.4+11 Public Build SHAs: OpenJ9 - 85b0693e8 OMR - 6e99760b JCL - 965d0c0df3

Optional info

intermittent failure: no regression or new test: regression Issue is failing with openj9, but not hotspot. Throwing NoSuchMethodException. Lines 1968-70 in the test file are:

Class<?> loggerFinderLoader =
             Class.forName("java.lang.System$LoggerFinder");
accessLoggerFinder = loggerFinderLoader.getDeclaredMethod("accessProvider");

Failure output

java.lang.ExceptionInInitializerError
        at LoggerFinderBackendTest.<clinit>(LoggerFinderBackendTest.java:1973)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:566)
        at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
        at java.base/java.lang.Thread.run(Thread.java:831)
Caused by: java.lang.NoSuchMethodException: java.lang.System$LoggerFinder.accessProvider()
        at java.base/java.lang.Class.newNoSuchMethodException(Class.java:638)
        at java.base/java.lang.Class.throwExceptionOrReturnNull(Class.java:1344)
        at java.base/java.lang.Class.getMethodHelper(Class.java:1408)
        at java.base/java.lang.Class.getDeclaredMethod(Class.java:1080)
        at LoggerFinderBackendTest.<clinit>(LoggerFinderBackendTest.java:1970)
adam-thorpe commented 5 years ago

https://github.com/AdoptOpenJDK/openjdk-tests/blob/master/openjdk/ProblemList_openjdk11-openj9.txt#L70

pdbain-ibm commented 5 years ago

accessProvider is not part of the defined API for System.LoggerFinder. This test is relying on an unspecified implementation detail.