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84646b80f3
Problem: Folding code not sufficiently tested.
Solution: Add a few more test cases. (Yegappan Lakshmanan, closes vim/vim#8064)
68ffe8cade
336 lines
10 KiB
Lua
336 lines
10 KiB
Lua
-- Tests for folding.
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local Screen = require('test.functional.ui.screen')
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local helpers = require('test.functional.helpers')(after_each)
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local feed, insert, feed_command, expect_any =
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helpers.feed, helpers.insert, helpers.feed_command, helpers.expect_any
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local command = helpers.command
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local exec = helpers.exec
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describe('folding', function()
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local screen
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before_each(function()
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helpers.clear()
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screen = Screen.new(45, 8)
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screen:set_default_attr_ids({
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[1] = {bold = true, foreground = Screen.colors.Blue}, -- NonText
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[2] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.LightGrey}, -- Folded
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[3] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.Grey}, -- FoldColumn
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[4] = {foreground = Screen.colors.Brown}, -- LineNr
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})
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screen:attach()
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end)
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it('creation, opening, moving (to the end) and closing', function()
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insert([[
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1 aa
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2 bb
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3 cc
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last
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]])
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-- Basic test if a fold can be created, opened, moving to the end and
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-- closed.
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feed_command('1')
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feed('zf2j')
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feed_command('call append("$", "manual " . getline(foldclosed(".")))')
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feed('zo')
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feed_command('call append("$", foldclosed("."))')
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feed(']z')
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feed_command('call append("$", getline("."))')
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feed('zc')
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feed_command('call append("$", getline(foldclosed(".")))')
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expect_any([[
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manual 1 aa
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-1
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3 cc
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1 aa]])
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end)
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it("foldmethod=marker", function()
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screen:try_resize(20, 10)
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insert([[
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dd {{{
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ee {{{ }}}
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ff }}}
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]])
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feed_command('set fdm=marker fdl=1')
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feed_command('2')
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feed_command('call append("$", "line 2 foldlevel=" . foldlevel("."))')
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feed('[z')
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feed_command('call append("$", foldlevel("."))')
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feed('jo{{ <esc>r{jj') -- writes '{{{' and moves 2 lines bot
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feed_command('call append("$", foldlevel("."))')
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feed('kYpj')
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feed_command('call append("$", foldlevel("."))')
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helpers.poke_eventloop()
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screen:expect([[
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dd {{{ |
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ee {{{ }}} |
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{{{ |
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ff }}} |
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ff }}} |
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^ |
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line 2 foldlevel=2 |
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1 |
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1 |
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]])
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end)
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it("foldmethod=indent", function()
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screen:try_resize(20, 8)
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feed_command('set fdm=indent sw=2')
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insert([[
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aa
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bb
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cc
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last
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]])
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feed_command('call append("$", "foldlevel line3=" . foldlevel(3))')
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feed_command('call append("$", foldlevel(2))')
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feed('zR')
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helpers.poke_eventloop()
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screen:expect([[
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aa |
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bb |
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cc |
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last |
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^ |
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foldlevel line3=2 |
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1 |
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]])
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end)
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it("foldmethod=syntax", function()
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screen:try_resize(35, 15)
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insert([[
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1 aa
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2 bb
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3 cc
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4 dd {{{
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5 ee {{{ }}}
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6 ff }}}
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7 gg
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8 hh
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9 ii
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a jj
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b kk
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last]])
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feed_command('set fdm=syntax fdl=0')
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feed_command('syn region Hup start="dd" end="ii" fold contains=Fd1,Fd2,Fd3')
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feed_command('syn region Fd1 start="ee" end="ff" fold contained')
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feed_command('syn region Fd2 start="gg" end="hh" fold contained')
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feed_command('syn region Fd3 start="commentstart" end="commentend" fold contained')
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feed('Gzk')
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feed_command('call append("$", "folding " . getline("."))')
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feed('k')
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feed_command('call append("$", getline("."))')
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feed('jAcommentstart <esc>Acommentend<esc>')
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feed_command('set fdl=1')
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feed('3j')
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feed_command('call append("$", getline("."))')
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feed_command('set fdl=0')
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feed('zO<C-L>j') -- <C-L> redraws screen
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feed_command('call append("$", getline("."))')
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feed_command('set fdl=0')
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expect_any([[
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folding 9 ii
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3 cc
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9 ii
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a jj]])
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end)
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it("foldmethod=expression", function()
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insert([[
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1 aa
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2 bb
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3 cc
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4 dd {{{
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5 ee {{{ }}}
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6 ff }}}
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7 gg
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8 hh
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9 ii
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a jj
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b kk
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last ]])
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feed_command([[
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fun Flvl()
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let l = getline(v:lnum)
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if l =~ "bb$"
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return 2
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elseif l =~ "gg$"
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return "s1"
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elseif l =~ "ii$"
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return ">2"
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elseif l =~ "kk$"
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return "0"
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endif
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return "="
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endfun
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]])
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feed_command('set fdm=expr fde=Flvl()')
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feed_command('/bb$')
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feed_command('call append("$", "expr " . foldlevel("."))')
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feed_command('/hh$')
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feed_command('call append("$", foldlevel("."))')
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feed_command('/ii$')
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feed_command('call append("$", foldlevel("."))')
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feed_command('/kk$')
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feed_command('call append("$", foldlevel("."))')
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expect_any([[
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expr 2
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1
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2
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0]])
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end)
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it('can be opened after :move', function()
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-- luacheck: ignore
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screen:try_resize(35, 8)
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insert([[
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Test fdm=indent and :move bug END
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line2
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Test fdm=indent START
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line3
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line4]])
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feed_command('set noai nosta ')
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feed_command('set fdm=indent')
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feed_command('1m1')
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feed('2jzc')
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feed_command('m0')
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feed('zR')
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expect_any([[
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Test fdm=indent START
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line3
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line4
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Test fdm=indent and :move bug END
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line2]])
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end)
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-- oldtest: Test_folds_with_rnu()
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it('with relative line numbers', function()
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command('set fdm=marker rnu foldcolumn=2')
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command('call setline(1, ["{{{1", "nline 1", "{{{1", "line 2"])')
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screen:expect([[
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{3:+ }{4: 0 }{2:^+-- 2 lines: ·························}|
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{3:+ }{4: 1 }{2:+-- 2 lines: ·························}|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed("j")
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screen:expect([[
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{3:+ }{4: 1 }{2:+-- 2 lines: ·························}|
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{3:+ }{4: 0 }{2:^+-- 2 lines: ·························}|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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-- oldtest: Test_foldclose_opt()
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it('foldclose=all', function()
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exec([[
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set foldmethod=manual foldclose=all foldopen=all
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call setline(1, ['one', 'two', 'three', 'four'])
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2,3fold
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]])
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screen:expect([[
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^one |
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{2:+-- 2 lines: two····························}|
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four |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed('2G')
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screen:expect([[
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one |
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^two |
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three |
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four |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed('4G')
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screen:expect([[
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one |
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{2:+-- 2 lines: two····························}|
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^four |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed('3G')
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screen:expect([[
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one |
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two |
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^three |
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four |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed('1G')
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screen:expect([[
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^one |
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{2:+-- 2 lines: two····························}|
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four |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed('2G')
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screen:expect([[
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one |
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^two |
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three |
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four |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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feed('k')
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screen:expect([[
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^one |
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{2:+-- 2 lines: two····························}|
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four |
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{1:~ }|
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{1:~ }|
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{1:~ }|
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{1:~ }|
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]])
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end)
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end)
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