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-- Tests for folding.
local helpers = require('test.functional.helpers')
local feed, insert, clear, execute, expect =
helpers.feed, helpers.insert, helpers.clear, helpers.execute, helpers.expect
describe('folding', function()
setup(clear)
it('is working', function()
insert([[
1 aa
2 bb
3 cc
4 dd {{{
5 ee {{{ }}}
6 ff }}}
7 gg
8 hh
9 ii
a jj
b kk
last]])
-- Basic test if a fold can be created, opened, moving to the end and
-- closed.
execute('/^1')
feed('zf2j')
execute('call append("$", "manual " . getline(foldclosed(".")))')
feed('zo')
execute('call append("$", foldclosed("."))')
feed(']z')
execute('call append("$", getline("."))')
feed('zc')
execute('call append("$", getline(foldclosed(".")))')
-- Test folding with markers.
execute('set fdm=marker fdl=1 fdc=3')
execute('/^5')
execute('call append("$", "marker " . foldlevel("."))')
feed('[z')
execute('call append("$", foldlevel("."))')
feed('jo{{ <esc>r{jj')
execute('call append("$", foldlevel("."))')
feed('kYpj')
execute('call append("$", foldlevel("."))')
-- Test folding with indent.
execute('set fdm=indent sw=2')
execute('/^2 b')
feed('i <esc>jI <esc>')
execute('call append("$", "indent " . foldlevel("."))')
feed('k')
execute('call append("$", foldlevel("."))')
-- Test syntax folding.
execute('set fdm=syntax fdl=0')
execute('syn region Hup start="dd" end="ii" fold contains=Fd1,Fd2,Fd3')
execute('syn region Fd1 start="ee" end="ff" fold contained')
execute('syn region Fd2 start="gg" end="hh" fold contained')
execute('syn region Fd3 start="commentstart" end="commentend" fold contained')
feed('Gzk')
execute('call append("$", "folding " . getline("."))')
feed('k')
execute('call append("$", getline("."))')
feed('jAcommentstart <esc>Acommentend<esc>')
execute('set fdl=1')
feed('3j')
execute('call append("$", getline("."))')
execute('set fdl=0')
feed('zO<C-L>j')
execute('call append("$", getline("."))')
-- Test expression folding.
execute('fun Flvl()')
execute(' let l = getline(v:lnum)')
execute(' if l =~ "bb$"')
execute(' return 2')
execute(' elseif l =~ "gg$"')
execute(' return "s1"')
execute(' elseif l =~ "ii$"')
execute(' return ">2"')
execute(' elseif l =~ "kk$"')
execute(' return "0"')
execute(' endif')
execute(' return "="')
execute('endfun')
execute('set fdm=expr fde=Flvl()')
execute('/bb$')
execute('call append("$", "expr " . foldlevel("."))')
execute('/hh$')
execute('call append("$", foldlevel("."))')
execute('/ii$')
execute('call append("$", foldlevel("."))')
execute('/kk$')
execute('call append("$", foldlevel("."))')
execute('0,/^last/delete')
execute('delfun Flvl')
-- Assert buffer contents.
expect([[
manual 1 aa
-1
3 cc
1 aa
marker 2
1
1
0
indent 2
1
folding 9 ii
3 cc
7 gg
8 hh
expr 2
1
2
0]])
end)
end)
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