Test for user functions.Also test an <expr> mapping calling a function. STARTTEST:so small.vim:function Table(title, ...):  let ret = a:title:  let idx = 1:  while idx <= a:0:    exe "let ret = ret . a:" . idx:    let idx = idx + 1:  endwhile:  return ret:endfunction:function Compute(n1, n2, divname):  if a:n2 == 0:    return "fail":  endif:  exe "let g:" . a:divname . " = ". a:n1 / a:n2:  return "ok":endfunction:func Expr1():  normal! v:  return "111":endfunc:func Expr2():  call search('XX', 'b'):  return "222":endfunc:func ListItem():  let g:counter += 1:  return g:counter . '. ':endfunc:func ListReset():  let g:counter = 0:  return '':endfunc:let counter = 0:inoremap <expr> ( ListItem():inoremap <expr> [ ListReset():imap <expr> + Expr1():imap <expr> * Expr2():let retval = "nop"/^hereC=Table("xxx", 4, "asdf") =Compute(45, 0, "retval") =retval =Compute(45, 5, "retval") =retval XX+-XX---*---(one(two[(one again:$-5,$wq! test.outENDTEST here