[CMake] [CTest] ADD_TEST and working directory

[Mathieu Malaterre]

On 4/26/07, Mathieu Malaterre <mathieu.malaterre at gmail.com> wrote:
> On 4/26/07, Bill Hoffman <bill.hoffman at kitware.com> wrote:
> > Mathieu Malaterre wrote:
> > > Hello,
> > >
> > >  According to cmake documentation, ADD_TEST will always execute a test:
> > >
> > > The test will be run with the current
> > >       working directory set to the CMakeList.txt files corresponding
> > >       directory in the binary tree.
> > >
> > >  In my case I need to load a python module, I decided to try
> > > something very simple:
> > >
> > > #1, setting the PYTHONPATH on the same line as the python executable:
> > >
> > > SET(myenv "PYTHONPATH=${LIBRARY_OUTPUT_PATH}")
> > > SET(my_test "from test_mymodule import *\;test_mymodule()")
> > > ADD_TEST(PYTHON-TEST-MYMODULE  ${myenv} python -c ${my_test})
> > >
> > > unfortunately ctest expect the first argument to be an executable.
> > >
> > > #2
> > > I then tried setting properly the env var by doing:
> > >
> > > SET(ENV{PYTHONPATH} ${LIBRARY_OUTPUT_PATH})
> > > SET(my_test "from test_mymodule import *\;test_mymodule()")
> > > ADD_TEST(PYTHON-TEST-MYMODULE  python -c ${my_test})
> > >
> > > still no luck. The test does not seems to be running correctly.
> > >
> > > Anything else to be able to automate this simple test ?
> > >
> > > Thanks for suggestion,
> > >
> > Make the test a cmake script that runs python.  cmake -P myscript.cmake.
>
> sweet ! I just found out how to return the value of a cmake script
> back to ADD_TEST:
>
> MACRO(TEST command expected)
>   IF("x${result}" STREQUAL "x${expected}")
>     #MESSAGE("TEST \"${command}\" success: \"${result}\" expected:
> \"${expected}\"")
>   ELSE("x${result}" STREQUAL "x${expected}")
>     MESSAGE(SEND_ERROR "${CMAKE_CURRENT_LIST_LINE}: TEST
> \"${command}\" failed: \"${result}\" expected: \"${expected}\"")
>   ENDIF("x${result}" STREQUAL "x${expected}")
> ENDMACRO(TEST command expected)
>
>   MESSAGE(SEND_ERROR was the key.


Just for reference here it is:

http://gdcm.svn.sourceforge.net/viewvc/gdcm/Sandbox/CMakeModules/UsePythonTest.cmake?view=markup


-M