[CMake] Using Different Computers for cmake and ctest

[Juan E. Sanchez]

Hi,

CTest should work.  You would just need to set the paths to the 
executable you want to test.  In my case, I have my tests in a different 
repository than my source code.

Regards,

Juan

On 8/6/18 3:00 PM, Alexander Neundorf wrote:
> On 2018 M07 18, Wed 09:49:47 CEST Brian S wrote:
>> I currently use cmake/ctest to build and test my software. The software is
>> C++/CUDA. During the build step I don't need a GPU but in the test step I
>> do. I would like to build the code with cmake on a cluster with many CPUs
>> and then run the tests using ctest on a target machine with a GPU. Is this
>> possible?
> 
> as far as I know this is currently not possible.
> I would also like to do that, to test the same executable on a set of
> different clusters (or at least with a different number of nodes. For that
> there is no need to rebuild the project multiple times.
> 
> For tests, cmake generates CTestTestFile.cmake.
> These are executed when running a test.
> Copying the buildtree somewhere and then see what happens when you run ctest.
> E.g. RPATHs probably won't be correct. The tests may also have references into
> the source directory.
> 
> Having a nice way to do this properly would be nice IMO :-)
> 
> Alex
>