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https://issues.apache.org/jira/browse/SUREFIRE-1872?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17860638#comment-17860638
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Michael Osipov commented on SUREFIRE-1872:
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Does this still occur? There is nothing related to PRNG in Surefire code.
> unwanted change in random generator?
> ------------------------------------
>
> Key: SUREFIRE-1872
> URL: https://issues.apache.org/jira/browse/SUREFIRE-1872
> Project: Maven Surefire
> Issue Type: Bug
> Reporter: Bernd Wahlen
> Priority: Minor
>
> We are using maven-surefire-plugin:3.0.0-M4 with argLine.
> When updating to M5 solr testcases fail with the following message:
> {code:java}
> [ERROR]
> SearchCitiesImplTest>SolrTestCaseJ4.assertNonBlockingRandomGeneratorAvailable:2918->Assert.assertEquals:117
> Algorithm specified using test.solr.allowed.securerandom system property
> does not match actual algorithm expected:<NativePRNG[NonBlocking]> but
> was:<NativePRNG[]>
> [ERROR]
> MatchSolrIndexQueryTest>SolrTestCaseJ4.assertNonBlockingRandomGeneratorAvailable:2918->Assert.assertEquals:117
> Algorithm specified using test.solr.allowed.securerandom system property
> does not match actual algorithm expected:<NativePRNG[NonBlocking]> but
> was:<NativePRNG[]>
> [ERROR]
> SearchUsersQueryTest>SolrTestCaseJ4.assertNonBlockingRandomGeneratorAvailable:2918->Assert.assertEquals:117
> Algorithm specified using test.solr.allowed.securerandom system property
> does not match actual algorithm expected:<NativePRNG[NonBlocking]> but
> was:<NativePRNG[]>
> {code}
> example plugin config from pom:
> setup is jenkins:2.274-centos docker image + maven-3.6.3 + adoptopenjdk-15
> {code:java}
> <plugin>
> <groupId>org.apache.maven.plugins</groupId>
> <artifactId>maven-surefire-plugin</artifactId>
> <configuration>
> <trimStackTrace>false</trimStackTrace>
> <redirectTestOutputToFile>true</redirectTestOutputToFile>
> <excludes>
> <exclude>**/Test*.java</exclude>
> <exclude>**/Abstract*.java</exclude>
> </excludes>
> <systemProperties>
> <property>
> <name>java.awt.headless</name>
> <value>true</value>
> </property>
> <property>
> <name>java.net.preferIPv4Stack</name>
> <value>true</value>
> </property>
> </systemProperties>
> <argLine>-Dfile.encoding=UTF-8
> -Dtest.solr.allowed.securerandom=NativePRNGNonBlocking</argLine>
> </configuration>
> <version>3.0.0-M4</version> <!-- rollback M5 solr tests fail
> because random switches unwantedly to NativePRNG -->
> </plugin>
> {code}
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