[vtk-developers] Coverage issue - MacOSX CLang vs Ubuntu gcc

[Bill Lorensen]

Coverage is broken on the Macs. Do not rely on Mac coverage.



On Wed, May 29, 2013 at 7:47 PM, Jean-Christophe Fillion-Robin <
jchris.fillionr at kitware.com> wrote:

> Hi Folks,
>
> VTK coverage is setup on two dashboard:
>   1) MacLion-Clang-3.0-debug:
> http://open.cdash.org/viewCoverage.php?buildid=2920701
>   2) Ubuntu-Coverage:
> http://open.cdash.org/viewCoverage.php?buildid=2921192&status=3
>
> Now, if we look at the coverage of the file "vtkRenderingCoreModule.h", we
> can see that:
>
>  - On a Ubuntu dashboard, the file is covered without any issue. See [1]
>
>  - On a MacOSX dashboard, despite all tests have been executed, the file
> is not covered at all. Checking the dashboard logs, we can read the
> following error:
>
> // ----------
> [...]
>  Something went wrong
>  Cannot find file:
> [/Volumes/BIGMAC1/Dashboards/MyTests/VTK_BLD_Coverage/Rendering/Core/vtkRenderingCoreModule.h]
>  in source dir: [/Users/kitware/Dashboards/MyTests/VTK_SRC_Coverage]
>  or binary dir: [50]
> [...]
> // ----------
>
> Seems the binary directory is incorrect. The value "50" is reported.
> Looking at the source code of CMake, this should corresponds to the
> BuildDirectory Ctest configuration. [2]
>
> I am also wondering if this could justify the low coverage reported by the
> dashboard despite of the fact all tests have been executed.
>
> Before investigating further, does somebody faced a similar issue in the
> past ?
>  Did I miss something in the dashboard script configuration [3] ?
>  Or something wrong in vtk_common.cmake ?
>  Or is there something wrong with CMake ?
>
> Thanks,
> Jc
>
> [1]
> http://open.cdash.org/viewCoverageFile.php?buildid=2921192&fileid=11204252
> [2]
> https://github.com/Kitware/CMake/blob/61ace1df2616e472d056b302e4269cbf112fb020/Source/CTest/cmCTestCoverageHandler.cxx#L334-335
> [3] https://gist.github.com/jcfr/5674731
>
> --
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>
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-- 
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