Tests for folding. vim: set ft=vim : STARTTEST:so small.vim:" We also need the +syntax feature here.:if !has("syntax")   e! test.ok   w! test.out   qa!:endif:" basic test if a fold can be created, opened, moving to the end and closed/^1zf2j:call append("$", "manual " . getline(foldclosed(".")))zo:call append("$", foldclosed("."))]z:call append("$", getline("."))zc:call append("$", getline(foldclosed("."))):" test folding with markers.:set fdm=marker fdl=1 fdc=3/^5:call append("$", "marker " . foldlevel("."))[z:call append("$", foldlevel("."))jo{{ r{jj:call append("$", foldlevel("."))kYpj:call append("$", foldlevel(".")):" test folding with indent:set fdm=indent sw=2/^2 bi  jI    :call append("$", "indent " . foldlevel("."))k:call append("$", foldlevel(".")):" test syntax folding:set fdm=syntax fdl=0:syn region Hup start="dd" end="hh" foldGzk:call append("$", "folding " . getline("."))k:call append("$", getline(".")):" test expression folding:fun Flvl()  let l = getline(v:lnum)  if l =~ "bb$"    return 2  elseif l =~ "gg$"    return "s1"  elseif l =~ "ii$"    return ">2"  elseif l =~ "kk$"    return "0"  endif  return "="endfun:set fdm=expr fde=Flvl()/bb$:call append("$", "expr " . foldlevel("."))/hh$:call append("$", foldlevel("."))/ii$:call append("$", foldlevel("."))/kk$:call append("$", foldlevel(".")):/^last/+1,$w! test.out:qa!ENDTEST 1 aa2 bb3 cc4 dd {{{5 ee {{{ }}}6 ff }}}7 gg8 hh9 iia jjb kklast