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# This function calls the ${scriptname} file to execute one test case:
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#
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function(execute_one_script_test scriptname testname expected_result)
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message("execute_one_script_test")
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message("testname=[${testname}]")
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execute_process(
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COMMAND ${CMAKE_COMMAND}
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-D "dir:STRING=${dir}"
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-D "testname:STRING=${testname}"
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-P "${scriptname}"
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OUTPUT_VARIABLE out
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ERROR_VARIABLE err
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RESULT_VARIABLE result
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OUTPUT_STRIP_TRAILING_WHITESPACE
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ERROR_STRIP_TRAILING_WHITESPACE
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)
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message("out=[${out}]")
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message("err=[${err}]")
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if(expected_result STREQUAL "fail")
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# case expected to fail, result should be non-0...
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# error if it's 0
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if("${result}" STREQUAL "0")
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message(SEND_ERROR "script failed: testname='${testname}' [${result}] actually passed, but expected to fail...")
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endif()
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else()
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# case expected to pass, result should be 0...
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# error if it's non-0
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if(NOT "${result}" STREQUAL "0")
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message(SEND_ERROR "script failed: testname='${testname}' [${result}] actually failed, but expected to pass...")
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endif()
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endif()
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message("")
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endfunction()
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# This function reads the script file and calls execute_one_script_test for
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# each testname case listed in the script. To add new cases, simply edit the
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# script file and add an elseif() clause that matches 'regex' below.
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#
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function(execute_all_script_tests scriptname result)
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file(READ "${scriptname}" script)
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string(REPLACE ";" "\\\\;" script "${script}")
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string(REPLACE "\n" "E;" script "${script}")
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set(count 0)
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set(regex "^ *(if|elseif) *\\( *testname +STREQUAL +\\\"*([^\\\"\\)]+)\\\"* *\\) *# *(fail|pass) *E$")
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foreach(line ${script})
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if(line MATCHES "${regex}")
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set(testname "${CMAKE_MATCH_2}")
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set(expected_result "${CMAKE_MATCH_3}")
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math(EXPR count "${count} + 1")
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execute_one_script_test(${scriptname} ${testname} ${expected_result})
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endif()
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endforeach()
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set(${result} ${count} PARENT_SCOPE)
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endfunction()
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