Tests for getbufvar(), getwinvar(), gettabvar() and gettabwinvar().
vim: set ft=vim :

STARTTEST
:so small.vim
:so mbyte.vim
:"
:" Use strings to test for memory leaks.
:" First, check that in an empty window, gettabvar() returns the correct value
:let t:testvar='abcd'
:$put =string(gettabvar(1,'testvar'))
:$put =string(gettabvar(1,'testvar'))
:" Test for getbufvar()
:let b:var_num = '1234'
:let def_num = '5678'
:$put =string(getbufvar(1, 'var_num'))
:$put =string(getbufvar(1, 'var_num', def_num))
:$put =string(getbufvar(1, ''))
:$put =string(getbufvar(1, '', def_num))
:unlet b:var_num
:$put =string(getbufvar(1, 'var_num', def_num))
:$put =string(getbufvar(1, ''))
:$put =string(getbufvar(1, '', def_num))
:$put =string(getbufvar(9, ''))
:$put =string(getbufvar(9, '', def_num))
:unlet def_num
:$put =string(getbufvar(1, '&autoindent'))
:$put =string(getbufvar(1, '&autoindent', 1))
:"
:" Open new window with forced option values
:set fileformats=unix,dos
:new ++ff=dos ++bin ++enc=iso-8859-2
:let otherff = getbufvar(bufnr('%'), '&fileformat')
:let otherbin = getbufvar(bufnr('%'), '&bin')
:let otherfenc = getbufvar(bufnr('%'), '&fenc')
:close
:$put =otherff
:$put =string(otherbin)
:$put =otherfenc
:unlet otherff otherbin otherfenc
:" test for getwinvar()
:let w:var_str = "Dance"
:let def_str = "Chance"
:$put =string(getwinvar(1, 'var_str'))
:$put =string(getwinvar(1, 'var_str', def_str))
:$put =string(getwinvar(1, ''))
:$put =string(getwinvar(1, '', def_str))
:unlet w:var_str
:$put =string(getwinvar(1, 'var_str', def_str))
:$put =string(getwinvar(1, ''))
:$put =string(getwinvar(1, '', def_str))
:$put =string(getwinvar(9, ''))
:$put =string(getwinvar(9, '', def_str))
:$put =string(getwinvar(1, '&nu'))
:$put =string(getwinvar(1, '&nu',  1))
:unlet def_str
:"
:" test for gettabvar()
:tabnew
:tabnew
:let t:var_list = [1, 2, 3]
:let t:other = 777
:let def_list = [4, 5, 6, 7]
:tabrewind
:$put =string(gettabvar(3, 'var_list'))
:$put =string(gettabvar(3, 'var_list', def_list))
:$put =string(gettabvar(3, ''))
:$put =string(gettabvar(3, '', def_list))
:tablast
:unlet t:var_list
:tabrewind
:$put =string(gettabvar(3, 'var_list', def_list))
:$put =string(gettabvar(9, ''))
:$put =string(gettabvar(9, '', def_list))
:$put =string(gettabvar(3, '&nu'))
:$put =string(gettabvar(3, '&nu', def_list))
:unlet def_list
:tabonly
:"
:" test for gettabwinvar()
:tabnew
:tabnew
:tabprev
:split
:split
:wincmd w
:vert split
:wincmd w
:let w:var_dict = {'dict': 'tabwin'}
:let def_dict = {'dict2': 'newval'}
:wincmd b
:tabrewind
:$put =string(gettabwinvar(2, 3, 'var_dict'))
:$put =string(gettabwinvar(2, 3, 'var_dict', def_dict))
:$put =string(gettabwinvar(2, 3, ''))
:$put =string(gettabwinvar(2, 3, '', def_dict))
:tabnext
:3wincmd w
:unlet w:var_dict
:tabrewind
:$put =string(gettabwinvar(2, 3, 'var_dict', def_dict))
:$put =string(gettabwinvar(2, 3, ''))
:$put =string(gettabwinvar(2, 3, '', def_dict))
:$put =string(gettabwinvar(2, 9, ''))
:$put =string(gettabwinvar(2, 9, '', def_dict))
:$put =string(gettabwinvar(9, 3, ''))
:$put =string(gettabwinvar(9, 3, '', def_dict))
:unlet def_dict
:$put =string(gettabwinvar(2, 3, '&nux'))
:$put =string(gettabwinvar(2, 3, '&nux', 1))
:tabonly
:"
:/^start/,$wq! test.out
ENDTEST

start: