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https://issues.apache.org/jira/browse/SUREFIRE-1391?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16105881#comment-16105881
 ] 

Hudson commented on SUREFIRE-1391:
----------------------------------

SUCCESS: Integrated in Jenkins build maven-surefire-dev #23 (See 
[https://builds.apache.org/job/maven-surefire-dev/23/])
SUREFIRE-1391: Eliminate redundant call to process (tibor17: 
[http://git-wip-us.apache.org/repos/asf/?p=maven-surefire.git&a=commit&h=26527d10c4835c254f8d7d2efb2227a30697f674])
* (edit) 
maven-surefire-common/src/main/java/org/apache/maven/plugin/surefire/SurefireProperties.java


> System Property variables processed twice in calculation of effective 
> properties
> --------------------------------------------------------------------------------
>
>                 Key: SUREFIRE-1391
>                 URL: https://issues.apache.org/jira/browse/SUREFIRE-1391
>             Project: Maven Surefire
>          Issue Type: Bug
>          Components: Maven Surefire Plugin
>            Reporter: Andrew Cohen
>            Assignee: Michael Osipov
>            Priority: Trivial
>             Fix For: 2.20.1
>
>         Attachments: 
> 0001-SUREFIRE-1391-Eliminate-redundant-call-to-process-sy.patch
>
>   Original Estimate: 10m
>  Remaining Estimate: 10m
>
> System property variables are processed twice in the calculation of effective 
> properties. There is obviously no adverse impact on behavior, just 
> unnecessary processing.
> {code:java}
> static SurefireProperties calculateEffectiveProperties( Properties 
> systemProperties,
>                                                             Map<String, 
> String> systemPropertyVariables,
>                                                             Properties 
> userProperties, SurefireProperties props )
>     {
>         SurefireProperties result = new SurefireProperties();
>         result.copyPropertiesFrom( systemProperties );
>         result.copyPropertiesFrom( props );
>         copyProperties( result, systemPropertyVariables );
>         copyProperties( result, systemPropertyVariables );
>         // We used to take all of our system properties and dump them in with 
> the
>         // user specified properties for SUREFIRE-121, causing SUREFIRE-491.
>         // Not gonna do THAT any more... instead, we only propagate those 
> system properties
>         // that have been explicitly specified by the user via -Dkey=value on 
> the CLI
>         result.copyPropertiesFrom( userProperties );
>         return result;
>     }
> {code}



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