Some tests for buffer-local autocommands

STARTTEST
:so small.vim
:e xx
:if has("vms")
: !del test.out.*
: au BufLeave <buffer> :!write sys$output "buffer-local autommand in %" > test.out
:else
: !rm -f test.out
: au BufLeave <buffer> :!echo buffer-local autommand in %>> test.out
:endif
:e somefile           " here, autocommand for xx shall write test.out 
:                     " but autocommand shall not apply to buffer named <buffer>
:bwipe xx             " here, autocommand shall be auto-deleted
:e xx                 " nothing shall be written
:e somefile           " nothing shall be written
:qa!
ENDTEST

start of test file xx
end of test file xx