Tests for adjusting window and contents     vim: set ft=vim :

STARTTEST
:so small.vim
:new
:call setline(1, range(1,256))
:let r=[]
:func! GetScreenStr(row)
:   let str = ""
:   for c in range(1,3)
:       let str .= nr2char(screenchar(a:row, c))
:   endfor
:   return str
:endfunc
:
:exe ":norm! \<C-W>t\<C-W>=1Gzt\<C-W>w\<C-W>+"
:let s3=GetScreenStr(1)
:wincmd p
:call add(r, [line("w0"), s3])
:
:exe ":norm! \<C-W>t\<C-W>=50Gzt\<C-W>w\<C-W>+"
:let s3=GetScreenStr(1)
:wincmd p
:call add(r, [line("w0"), s3])
:
:exe ":norm! \<C-W>t\<C-W>=59Gzt\<C-W>w\<C-W>+"
:let s3=GetScreenStr(1)
::wincmd p
:call add(r, [line("w0"), s3])
:
:bwipeout!
:$put=r
:call garbagecollect(1)
:"
:/^start:/,$wq! test.out
ENDTEST

start: