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https://issues.apache.org/jira/browse/SUREFIRE-2076?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17539299#comment-17539299
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Aaron Braunstein edited comment on SUREFIRE-2076 at 5/19/22 5:33 AM:
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[~mjsax] the workaround is to avoid calling System.out.println()/("") and
System.out.print(). For me I only repro the error when printing an empty
string. print('\n') works fine as a println replacement.
Also, none of the args to printf can be null e.g. this fails: printf("%s%s",
"abc", "")
was (Author: JIRAUSER289557):
[~mjsax] the workaround is to avoid calling System.out.println()/("") and
System.out.print(). For me I only repro the error when printing an empty
string. print('\n') works fine as a println replacement.
> BufferOverflowException when encoding message with null runMode
> ---------------------------------------------------------------
>
> Key: SUREFIRE-2076
> URL: https://issues.apache.org/jira/browse/SUREFIRE-2076
> Project: Maven Surefire
> Issue Type: Bug
> Components: Maven Surefire Plugin
> Affects Versions: 3.0.0-M6
> Reporter: Zoltan Meze
> Assignee: Tibor Digana
> Priority: Major
> Fix For: 3.0.0-M7
>
>
> Per
> [#issuecomment-1099231382|https://github.com/apache/maven-surefire/pull/518#issuecomment-1099231382],
>
> [#issuecomment-1099706229|https://github.com/apache/maven-surefire/pull/518#issuecomment-1099706229],
>
> [#pullrequestreview-951134938|https://github.com/apache/maven-surefire/pull/518#pullrequestreview-951134938]
> and
> [#issuecomment-1108371215|https://github.com/apache/maven-surefire/pull/518#issuecomment-1108371215]
> RunMode can be null causing BufferOverflowException when encoding message.
> Related to similar issue with null testIds:
> [SUREFIRE-2056|https://issues.apache.org/jira/browse/SUREFIRE-2056]
> [*AbstractStreamEncoder#encodeHeader*|https://github.com/apache/maven-surefire/blob/959c1e9cabb8d06c72f5ebd7eb6e56e9987eccf8/surefire-api/src/main/java/org/apache/maven/surefire/api/stream/AbstractStreamEncoder.java#L86]
> stores runMode in at least 3 bytes:
> * 1-byte length
> * 1-byte delimiter
> * length-bytes runMode
> * 1-byte delimiter
> In case of null runMode the encoded part becomes *0::* (exactly 3 bytes
> length)
> The issue is that
> [*AbstractStreamEncoder#estimateBufferLength*|https://github.com/apache/maven-surefire/blob/959c1e9cabb8d06c72f5ebd7eb6e56e9987eccf8/surefire-api/src/main/java/org/apache/maven/surefire/api/stream/AbstractStreamEncoder.java#L184]
> is not expecting/couting any bytes for runMode part in case of null runMode.
> This results in in BufferOverflowException becase the byte size of the
> message is underestimated.
> Exception thrown:
> {code:java}
> java.nio.BufferOverflowException
> at java.nio.Buffer.nextPutIndex(Buffer.java:547)
> at java.nio.HeapByteBuffer.put(HeapByteBuffer.java:172)
> at
> org.apache.maven.surefire.api.stream.AbstractStreamEncoder.encodeString(AbstractStreamEncoder.java:127)
> at
> org.apache.maven.surefire.api.stream.AbstractStreamEncoder.encodeStringData(AbstractStreamEncoder.java:171)
> at
> org.apache.maven.surefire.api.stream.AbstractStreamEncoder.encode(AbstractStreamEncoder.java:157)
> at
> org.apache.maven.surefire.booter.spi.EventChannelEncoder.encodeMessage(EventChannelEncoder.java:398)
> at
> org.apache.maven.surefire.booter.spi.EventChannelEncoder.setOutErr(EventChannelEncoder.java:188)
> at
> org.apache.maven.surefire.booter.spi.EventChannelEncoder.testOutput(EventChannelEncoder.java:183)
> at
> org.apache.maven.surefire.api.booter.ForkingRunListener.writeTestOutput(ForkingRunListener.java:113)
> at
> org.apache.maven.surefire.api.booter.ForkingRunListener.writeTestOutput(ForkingRunListener.java:44)
> at
> org.apache.maven.surefire.common.junit4.JUnit4RunListener.writeTestOutput(JUnit4RunListener.java:235)
> at
> org.apache.maven.surefire.api.report.ConsoleOutputCapture$ForwardingPrintStream.println(ConsoleOutputCapture.java:144)
> {code}
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