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[CMD_ROSTEST] Add tests for EXIT and CMD returned exit code values.
CORE-10495 CORE-13672 See also commits8cf11060(r40474),26ff2c8eand7bd33ac4. More information can be also found at: https://stackoverflow.com/a/34987886/13530036 and https://stackoverflow.com/a/34937706/13530036
This commit is contained in:
Hermès Bélusca-Maïto
parent
2e4c8c019e
commit
4c9d322c68
2 changed files with 390 additions and 2 deletions
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@ -1,5 +1,9 @@
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@echo off
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::
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:: Some basic tests
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::
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echo ------------ Testing FOR loop ------------
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echo --- Multiple lines
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for %%i in (A
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@ -45,4 +49,326 @@ ver | find "Ver" > NUL || echo TRUE OR condition
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ver | find "1234" > NUL || echo FALSE OR condition
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echo ------------- End of Testing -------------
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::
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:: Testing CMD exit codes and errorlevels.
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::
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:: Observations:
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:: - OR operator || converts the LHS error code to ERRORLEVEL only on failure;
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:: - Pipe operator | converts the last error code to ERRORLEVEL.
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::
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:: See https://stackoverflow.com/a/34987886/13530036
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:: and https://stackoverflow.com/a/34937706/13530036
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:: for more details.
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::
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setlocal enableextensions
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echo ---------- Testing CMD exit codes and errorlevels ----------
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:: Tests for CMD returned exit code.
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echo --- CMD /C Direct EXIT call
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call :setError 0
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cmd /c "exit 42"
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call :checkErrorLevel 42
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call :setError 111
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cmd /c "exit 42"
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call :checkErrorLevel 42
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echo --- CMD /C Direct EXIT /B call
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call :setError 0
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cmd /c "exit /b 42"
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call :checkErrorLevel 42
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call :setError 111
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cmd /c "exit /b 42"
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call :checkErrorLevel 42
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:: Non-existing ccommand, or command that only changes
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:: the returned code (but NOT the ERRORLEVEL) and EXIT.
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echo --- CMD /C Non-existing command
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:: EXIT alone does not change the ERRORLEVEL
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call :setError 0
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cmd /c "nonexisting & exit"
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call :checkErrorLevel 9009
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call :setError 111
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cmd /c "nonexisting & exit"
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call :checkErrorLevel 9009
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call :setError 0
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cmd /c "nonexisting & exit /b"
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call :checkErrorLevel 9009
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call :setError 111
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cmd /c "nonexisting & exit /b"
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call :checkErrorLevel 9009
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echo --- CMD /C RMDIR (no ERRORLEVEL set)
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call :setError 0
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cmd /c "rmdir nonexisting & exit"
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call :checkErrorLevel 0
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call :setError 111
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cmd /c "rmdir nonexisting & exit"
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call :checkErrorLevel 0
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call :setError 0
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cmd /c "rmdir nonexisting & exit /b"
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call :checkErrorLevel 0
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call :setError 111
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cmd /c "rmdir nonexisting & exit /b"
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call :checkErrorLevel 0
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:: Failing command (sets ERRORLEVEL to 1) and EXIT
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echo --- CMD /C DIR (sets ERRORLEVEL) - With failure
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:: EXIT alone does not change the ERRORLEVEL
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call :setError 0
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cmd /c "dir nonexisting>NUL & exit"
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call :checkErrorLevel 1
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call :setError 111
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cmd /c "dir nonexisting>NUL & exit"
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call :checkErrorLevel 1
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call :setError 0
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cmd /c "dir nonexisting>NUL & exit /b"
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call :checkErrorLevel 1
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call :setError 111
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cmd /c "dir nonexisting>NUL & exit /b"
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call :checkErrorLevel 1
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:: Here EXIT changes the ERRORLEVEL
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call :setError 0
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cmd /c "dir nonexisting>NUL & exit 42"
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call :checkErrorLevel 42
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call :setError 111
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cmd /c "dir nonexisting>NUL & exit 42"
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call :checkErrorLevel 42
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call :setError 0
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cmd /c "dir nonexisting>NUL & exit /b 42"
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call :checkErrorLevel 42
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call :setError 111
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cmd /c "dir nonexisting>NUL & exit /b 42"
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call :checkErrorLevel 42
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:: Succeeding command (sets ERRORLEVEL to 0) and EXIT
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echo --- CMD /C DIR (sets ERRORLEVEL) - With success
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call :setError 0
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cmd /c "dir>NUL & exit"
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call :checkErrorLevel 0
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call :setError 111
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cmd /c "dir>NUL & exit"
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call :checkErrorLevel 0
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call :setError 0
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cmd /c "dir>NUL & exit 42"
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call :checkErrorLevel 42
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call :setError 111
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cmd /c "dir>NUL & exit 42"
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call :checkErrorLevel 42
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call :setError 0
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cmd /c "dir>NUL & exit /b 42"
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call :checkErrorLevel 42
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call :setError 111
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cmd /c "dir>NUL & exit /b 42"
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call :checkErrorLevel 42
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:: Same sorts of tests, but now from within an external batch file:
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:: Tests for CALL command returned exit code.
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:: Use an auxiliary CMD file
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mkdir foobar && cd foobar
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:: Non-existing ccommand, or command that only changes
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:: the returned code (but NOT the ERRORLEVEL) and EXIT.
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echo --- CALL Batch Non-existing command
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:: EXIT alone does not change the ERRORLEVEL
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echo nonexisting ^& exit /b> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 9009
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echo nonexisting ^& exit /b> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 9009
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:: These tests show that || converts the returned error code
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:: from RMDIR on failure, and converts it to an ERRORLEVEL
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:: (first two tests: no ||, thus no ERRORLEVEL set;
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:: last two tests: ||used and ERRORLEVEL is set).
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::
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echo --- CALL Batch RMDIR (no ERRORLEVEL set)
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:: This test shows that if a batch returns error code 0 from CALL,
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:: then CALL will keep the existing ERRORLEVEL (here, 111)...
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echo rmdir nonexisting> tmp.cmd
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echo exit /b>> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 0
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echo rmdir nonexisting> tmp.cmd
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echo exit /b>> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 111
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echo --- CALL Batch RMDIR with ^|^| (sets ERRORLEVEL)
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:: ... but if a non-zero error code is returned from CALL,
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:: then CALL uses it as the new ERRORLEVEL.
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echo rmdir nonexisting ^|^| rem> tmp.cmd
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echo exit /b>> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 2
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:: This gives the same effect, since the last command's error code
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:: is returned and transformed by CALL into an ERRORLEVEL:
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echo rmdir nonexisting> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 2
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echo rmdir nonexisting ^|^| rem> tmp.cmd
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echo exit /b>> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 2
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:: This gives the same effect, since the last command's error code
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:: is returned and transformed by CALL into an ERRORLEVEL:
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echo rmdir nonexisting> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 2
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:: Failing command (sets ERRORLEVEL to 1) and EXIT
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echo --- CALL Batch DIR (sets ERRORLEVEL) - With failure
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echo dir nonexisting^>NUL> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 1
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echo dir nonexisting^>NUL> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 1
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echo dir nonexisting^>NUL ^& goto :eof> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 1
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echo dir nonexisting^>NUL ^& goto :eof> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 1
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echo dir nonexisting^>NUL ^& exit /b> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 1
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echo dir nonexisting^>NUL ^& exit /b> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 1
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echo dir nonexisting^>NUL ^& exit /b 42 > tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 42
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echo dir nonexisting^>NUL ^& exit /b 42 > tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 42
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:: Succeeding command (sets ERRORLEVEL to 0) and EXIT
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echo --- CALL Batch DIR (sets ERRORLEVEL) - With success
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echo dir^>NUL> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 0
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echo dir^>NUL> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 0
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echo dir^>NUL ^& goto :eof> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 0
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echo dir^>NUL ^& goto :eof> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 0
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echo dir^>NUL ^& exit /b> tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 0
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echo dir^>NUL ^& exit /b> tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 0
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echo dir^>NUL ^& exit /b 42 > tmp.cmd
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call :setError 0
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call tmp.cmd
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call :checkErrorLevel 42
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echo dir^>NUL ^& exit /b 42 > tmp.cmd
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call :setError 111
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call tmp.cmd
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call :checkErrorLevel 42
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:: Cleanup
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del tmp.cmd
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cd .. & rmdir /s/q foobar
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::
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:: Finished!
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::
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echo --------- Finished --------------
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goto :EOF
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:checkErrorLevel
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if %errorlevel% neq %1 (echo Unexpected errorlevel %errorlevel%, expected %1) else echo OK
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goto :eof
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:: Subroutine to set errorlevel and return
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:: in windows nt 4.0, this always sets errorlevel 1, since /b isn't supported
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:setError
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exit /B %1
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:: This line runs under cmd in windows NT 4, but not in more modern versions.
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@ -23,4 +23,66 @@ I
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TRUE AND condition
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---------- Testing OR operator -----------
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FALSE OR condition
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------------- End of Testing -------------
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---------- Testing CMD exit codes and errorlevels ----------
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--- CMD /C Direct EXIT call
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OK
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OK
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--- CMD /C Direct EXIT /B call
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OK
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OK
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--- CMD /C Non-existing command
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OK
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OK
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OK
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OK
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--- CMD /C RMDIR (no ERRORLEVEL set)
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OK
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OK
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OK
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OK
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--- CMD /C DIR (sets ERRORLEVEL) - With failure
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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--- CMD /C DIR (sets ERRORLEVEL) - With success
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OK
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OK
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OK
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OK
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OK
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OK
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--- CALL Batch Non-existing command
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OK
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OK
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--- CALL Batch RMDIR (no ERRORLEVEL set)
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OK
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OK
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--- CALL Batch RMDIR with || (sets ERRORLEVEL)
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OK
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OK
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OK
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OK
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--- CALL Batch DIR (sets ERRORLEVEL) - With failure
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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--- CALL Batch DIR (sets ERRORLEVEL) - With success
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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OK
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--------- Finished --------------
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