We have some Code Coverage results from JCov/JTreg!

[Martijn Verburg]

Hi Rory,

Understood - it will be good to be able to encourage various OpenJDK
members to contribute / port tests into it and measure that. Small steps
:-).

On 19 January 2015 at 16:35, Rory O'Donnell <rory.odonnell at oracle.com>
wrote:

>
> On 19/01/2015 15:36, Martijn Verburg wrote:
>
> Hi Rory,
>
>  Thanks - we're looking into the existing Cloudbees Jenkins instance to
> do this.
>
> ok
>
>  A second question quick question - do the numbers we're publishing look
> right compared to your internal ones?
>
>   Appreciate non OpenJDK tests run by Oracle means that they cover more.
>
>  Comparing our internal numbers with yours would be like comparing apples
> with pears
> I'm afraid.
>
> Rgds,Rory
>
>   Cheers,
> Martijn
>
> On 19 January 2015 at 15:18, Rory O'Donnell <rory.odonnell at oracle.com>
> wrote:
>
>>
>> On 19/01/2015 10:55, Martijn Verburg wrote:
>>
>>> Hi all,
>>>
>>> John Oliver and Mani Sarkar spent some time on the most recent Adopt
>>> OpenJDK hackday and managed to get what looks like to be meaningful code
>>> coverage numbers for OpenJDK using the jcov/jtreg tools:
>>>
>>> Results for jdk9: http://sticky.uwcs.co.uk/jcov/
>>>
>>> ========Code Tools Dev========
>>>
>>> The configuration John used was as follows (is this the correct usage
>>> pattern?):
>>>
>>> Build jdk images
>>> install jtreg with the jcov
>>>
>>> export the normal vars:
>>>
>>> ```
>>> export SOURCE_CODE=/home/joliver/workspace/jdk9/
>>> export JTREG_INSTALL=/home/joliver/workspace/jtreg
>>> export JT_HOME=$JTREG_INSTALL
>>> export JTREG_HOME=$JTREG_INSTALL
>>> export
>>> PRODUCT_HOME=$SOURCE_CODE/build/linux-x86_64-normal-server-release/images/jdk
>>>
>>> export JPRT_JTREG_HOME=${JT_HOME}
>>> export JPRT_JAVA_HOME=${PRODUCT_HOME}
>>> export JTREG_TIMEOUT_FACTOR=5
>>> export CONCURRENCY=8
>>> ```
>>>
>>> cd into jdk/test
>>>
>>> edit the Makefile and add the following:
>>>
>>> ```
>>> jdkroot=/home/joliver/workspace/jdk9/
>>>
>>> JTREG_TEST_OPTIONS +=
>>> -jcov/classes:$(jdkroot)/build/linux-x86_64-normal-server-release/jdk/modules/java.base
>>> JTREG_TEST_OPTIONS +=
>>> -jcov/source:$(jdkroot)/jdk/src/java.base/share/classes
>>> JTREG_TEST_OPTIONS += -jcov/include:*
>>> ```
>>>
>>> just before the line: # Make sure jtreg exists
>>>
>>> then just run "make test" inside the root
>>>
>>> =======Quality Discuss=======
>>>
>>  Hi Martijn,
>>
>> Posting the results on our wiki won't work, so I can provide a link to the
>> results. Let me know when  you have decided on the link locations.
>>
>> Rgds,Rory
>>
>>>
>>> Is this something that could be hosted by the quality group for the
>>> major OpenJDK code lines (7u, 8u and jdk9)?
>>>
>>> If not then the Adoption Group can host it on one of their external
>>> servers temporarily and we could link to that from the wiki(s)/project
>>> page(s).
>>>
>>> Cheers,
>>> Martijn
>>>
>>
>>   --
>> Rgds,Rory O'Donnell
>> Quality Engineering Manager
>> Oracle EMEA , Dublin, Ireland
>>
>>
>
> --
> Rgds,Rory O'Donnell
> Quality Engineering Manager
> Oracle EMEA , Dublin, Ireland
>
>
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