CamiTKAddTest.h

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#
camitk_add_test(){)
    parse_arguments(CAMITK_ADD_TEST
        "EXECUTABLE_ARGSPASS_FILEPASS_REGULAR_EXPRESSIONFAIL_REGULAR_EXPRESSIONPASS_FILE_OUTPUTTEST_SUFFIXPROJECT_NAME"  # possible lists #PASS_FILE -> compare the std output to a ref file # PASS_FILE_OUTPUT -> compare two files given as parameters
        "" # possible options
        ${ARGN}
    )

    math(EXPR CAMITK_TEST_ID "${CAMITK_TEST_ID} + 1")
    set(CAMITK_TEST_NAME "${CAMITK_TEST_BASENAME}${CAMITK_ADD_TEST_TEST_SUFFIX}${CAMITK_TEST_ID}")
    set(CAMITK_TEST_LIST ${CAMITK_TEST_LIST} ${CAMITK_TEST_NAME})
#     message(STATUS "Configuring test ${CAMITK_TEST_NAME}")

    # determine cmake macro path
    if (NOT EXISTS SDK_TOP_LEVEL_SOURCE_DIR)
        # this macro is called outside the sdk 
        set(CAMITK_CMAKE_MACRO_PATH ${CAMITK_CMAKE_DIR}/modules/macros)
        if(NOT IS_DIRECTORY ${CAMITK_CMAKE_MACRO_PATH})
            # inside opensource but not in sdk (modeling or imaging)
            set(CAMITK_CMAKE_MACRO_PATH ${CMAKE_SOURCE_DIR}/sdk/cmake/modules/macros)
        endif()
    else()
        # directly use the macro source dir
        set(CAMITK_CMAKE_MACRO_PATH ${SDK_TOP_LEVEL_SOURCE_DIR}/cmake/modules/macros)
    endif()   
    
    # create test output directory
    set(CAMITK_TEST_OUTPUT_DIR "${CMAKE_BINARY_DIR}/Testing/Temporary/${CAMITK_TEST_NAME}")
#     message(STATUS "Creating test output dir ${CAMITK_TEST_OUTPUT_DIR}")
    execute_process(COMMAND ${CMAKE_COMMAND} -E make_directory ${CAMITK_TEST_OUTPUT_DIR})
    
    # check which test is to be done
    if(CAMITK_ADD_TEST_PASS_FILE)
        add_test(NAME ${CAMITK_TEST_NAME}
                COMMAND ${CMAKE_COMMAND}
                                -DCAMITK_TEST_COMMAND=${CAMITK_INIT_TEST_EXECUTABLE}
                                -DCAMITK_TEST_COMMAND_ARG=${CAMITK_ADD_TEST_EXECUTABLE_ARGS}
                                -DCAMITK_TEST_PASS_FILE=${CAMITK_ADD_TEST_PASS_FILE}
                                -DCAMITK_TEST_OUTPUT_DIR=${CAMITK_TEST_OUTPUT_DIR}
                                -DCAMITK_TEST_NAME=${CAMITK_TEST_NAME}
                                -P ${CAMITK_CMAKE_MACRO_PATH}/CamiTKTestPassFile.cmake
        )
    elseif(CAMITK_ADD_TEST_PASS_FILE_OUTPUT)
        add_test(NAME ${CAMITK_TEST_NAME}
                COMMAND ${CMAKE_COMMAND}
                                -DCAMITK_TEST_COMMAND=${CAMITK_INIT_TEST_EXECUTABLE}
                                -DCAMITK_TEST_COMMAND_ARG=${CAMITK_ADD_TEST_EXECUTABLE_ARGS}
                                -DCAMITK_TEST_PASS_FILE=${CAMITK_ADD_TEST_PASS_FILE_OUTPUT}
                                -DCAMITK_TEST_OUTPUT_DIR=${CAMITK_TEST_OUTPUT_DIR}
                                -DCAMITK_TEST_NAME=${CAMITK_TEST_NAME}
                                -P ${CAMITK_CMAKE_MACRO_PATH}/CamiTKTestCompareFile.cmake
        )
    else()
        # set output files for more advanced checking/debugging
        set(CAMITK_TEST_COMMAND_FILE ${CAMITK_TEST_OUTPUT_DIR}/command) # which command is run to test the exectable
        # cleanup
        execute_process(COMMAND ${CMAKE_COMMAND} -E remove -f ${CAMITK_TEST_COMMAND_FILE} )
        file(WRITE ${CAMITK_TEST_COMMAND_FILE} "Test command: ${CAMITK_INIT_TEST_EXECUTABLE} ${CAMITK_ADD_TEST_EXECUTABLE_ARGS}\nPASS_REGULAR_EXPRESSION: '${CAMITK_ADD_TEST_PASS_REGULAR_EXPRESSION}'\n")

        if(CAMITK_ADD_TEST_EXECUTABLE_ARGS)
            # expands all arguments
            string(REPLACE " " "" CAMITK_TEST_COMMAND_ARG_LIST ${CAMITK_ADD_TEST_EXECUTABLE_ARGS})
        else()
            set(CAMITK_TEST_COMMAND_ARG_LIST)
        endif()
        
        # add the simple test command
        add_test(NAME ${CAMITK_TEST_NAME}
                COMMAND ${CAMITK_INIT_TEST_EXECUTABLE} ${CAMITK_TEST_COMMAND_ARG_LIST}
        )

        # add properties if needed
        if(CAMITK_ADD_TEST_PASS_REGULAR_EXPRESSION)
        set_tests_properties(${CAMITK_TEST_NAME} PROPERTIES PASS_REGULAR_EXPRESSION ${CAMITK_ADD_TEST_PASS_REGULAR_EXPRESSION})
        else()
        if(CAMITK_ADD_TEST_FAIL_REGULAR_EXPRESSION)
            set_tests_properties(${CAMITK_TEST_NAME} PROPERTIES FAIL_REGULAR_EXPRESSION ${CAMITK_ADD_TEST_FAIL_REGULAR_EXPRESSION})
        endif()
        endif()
    endif()

    # set the label for tests
  if( CAMITK_ADD_TEST_PROJECT_NAME )
        set_tests_properties( ${CAMITK_TEST_NAME} PROPERTIES LABELS ${CAMITK_ADD_TEST_PROJECT_NAME} )#associate tests to a project name in CDash 
  else()
      set_tests_properties( ${CAMITK_TEST_NAME} PROPERTIES LABELS ${CAMITK_TEST_BASENAME} )
  endif()

end(){)