env set files 0

:if io.exists('file-exists.txt')
:begin
  env add files
:end

cd ..

:if io.exists('files/file-exists.txt')
:begin
  env add files
:end

:if [files] !== 2 
:begin
log error Test failed
exit 1
:end

:if [files] === 2 
:begin
log success Test OK
:end