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Diffstat (limited to 'test/functional/legacy/fold_spec.lua')
| -rw-r--r-- | test/functional/legacy/fold_spec.lua | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/test/functional/legacy/fold_spec.lua b/test/functional/legacy/fold_spec.lua new file mode 100644 index 0000000000..83513a3f94 --- /dev/null +++ b/test/functional/legacy/fold_spec.lua @@ -0,0 +1,335 @@ +-- Tests for folding. +local Screen = require('test.functional.ui.screen') + +local helpers = require('test.functional.helpers')(after_each) +local feed, insert, feed_command, expect_any = + helpers.feed, helpers.insert, helpers.feed_command, helpers.expect_any +local command = helpers.command +local exec = helpers.exec + +describe('folding', function() + local screen + + before_each(function() + helpers.clear() + + screen = Screen.new(45, 8) + screen:set_default_attr_ids({ + [1] = {bold = true, foreground = Screen.colors.Blue}, -- NonText + [2] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.LightGrey}, -- Folded + [3] = {foreground = Screen.colors.DarkBlue, background = Screen.colors.Grey}, -- FoldColumn + [4] = {foreground = Screen.colors.Brown}, -- LineNr + }) + screen:attach() + end) + + it('creation, opening, moving (to the end) and closing', function() + insert([[ + 1 aa + 2 bb + 3 cc + last + ]]) + + -- Basic test if a fold can be created, opened, moving to the end and + -- closed. + feed_command('1') + feed('zf2j') + feed_command('call append("$", "manual " . getline(foldclosed(".")))') + feed('zo') + feed_command('call append("$", foldclosed("."))') + feed(']z') + feed_command('call append("$", getline("."))') + feed('zc') + feed_command('call append("$", getline(foldclosed(".")))') + + expect_any([[ + manual 1 aa + -1 + 3 cc + 1 aa]]) + end) + + it("foldmethod=marker", function() + screen:try_resize(20, 10) + insert([[ + dd {{{ + ee {{{ }}} + ff }}} + ]]) + feed_command('set fdm=marker fdl=1') + feed_command('2') + feed_command('call append("$", "line 2 foldlevel=" . foldlevel("."))') + feed('[z') + feed_command('call append("$", foldlevel("."))') + feed('jo{{ <esc>r{jj') -- writes '{{{' and moves 2 lines bot + feed_command('call append("$", foldlevel("."))') + feed('kYpj') + feed_command('call append("$", foldlevel("."))') + + helpers.poke_eventloop() + screen:expect([[ + dd {{{ | + ee {{{ }}} | + {{{ | + ff }}} | + ff }}} | + ^ | + line 2 foldlevel=2 | + 1 | + 1 | + | + ]]) + + end) + + it("foldmethod=indent", function() + screen:try_resize(20, 8) + feed_command('set fdm=indent sw=2') + insert([[ + aa + bb + cc + last + ]]) + feed_command('call append("$", "foldlevel line3=" . foldlevel(3))') + feed_command('call append("$", foldlevel(2))') + feed('zR') + + helpers.poke_eventloop() + screen:expect([[ + aa | + bb | + cc | + last | + ^ | + foldlevel line3=2 | + 1 | + | + ]]) + end) + + it("foldmethod=syntax", function() + screen:try_resize(35, 15) + insert([[ + 1 aa + 2 bb + 3 cc + 4 dd {{{ + 5 ee {{{ }}} + 6 ff }}} + 7 gg + 8 hh + 9 ii + a jj + b kk + last]]) + feed_command('set fdm=syntax fdl=0') + feed_command('syn region Hup start="dd" end="ii" fold contains=Fd1,Fd2,Fd3') + feed_command('syn region Fd1 start="ee" end="ff" fold contained') + feed_command('syn region Fd2 start="gg" end="hh" fold contained') + feed_command('syn region Fd3 start="commentstart" end="commentend" fold contained') + feed('Gzk') + feed_command('call append("$", "folding " . getline("."))') + feed('k') + feed_command('call append("$", getline("."))') + feed('jAcommentstart <esc>Acommentend<esc>') + feed_command('set fdl=1') + feed('3j') + feed_command('call append("$", getline("."))') + feed_command('set fdl=0') + feed('zO<C-L>j') -- <C-L> redraws screen + feed_command('call append("$", getline("."))') + feed_command('set fdl=0') + expect_any([[ + folding 9 ii + 3 cc + 9 ii + a jj]]) + end) + + it("foldmethod=expression", 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 ]]) + + feed_command([[ + 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 + ]]) + feed_command('set fdm=expr fde=Flvl()') + feed_command('/bb$') + feed_command('call append("$", "expr " . foldlevel("."))') + feed_command('/hh$') + feed_command('call append("$", foldlevel("."))') + feed_command('/ii$') + feed_command('call append("$", foldlevel("."))') + feed_command('/kk$') + feed_command('call append("$", foldlevel("."))') + + expect_any([[ + expr 2 + 1 + 2 + 0]]) + end) + + it('can be opened after :move', function() + -- luacheck: ignore + screen:try_resize(35, 8) + insert([[ + Test fdm=indent and :move bug END + line2 + Test fdm=indent START + line3 + line4]]) + feed_command('set noai nosta ') + feed_command('set fdm=indent') + feed_command('1m1') + feed('2jzc') + feed_command('m0') + feed('zR') + + expect_any([[ + Test fdm=indent START + line3 + line4 + Test fdm=indent and :move bug END + line2]]) + end) + + -- oldtest: Test_folds_with_rnu() + it('with relative line numbers', function() + command('set fdm=marker rnu foldcolumn=2') + command('call setline(1, ["{{{1", "nline 1", "{{{1", "line 2"])') + + screen:expect([[ + {3:+ }{4: 0 }{2:^+-- 2 lines: ·························}| + {3:+ }{4: 1 }{2:+-- 2 lines: ·························}| + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + feed("j") + screen:expect([[ + {3:+ }{4: 1 }{2:+-- 2 lines: ·························}| + {3:+ }{4: 0 }{2:^+-- 2 lines: ·························}| + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + end) + + -- oldtest: Test_foldclose_opt() + it('foldclose=all', function() + exec([[ + set foldmethod=manual foldclose=all foldopen=all + call setline(1, ['one', 'two', 'three', 'four']) + 2,3fold + ]]) + + screen:expect([[ + ^one | + {2:+-- 2 lines: two····························}| + four | + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + feed('2G') + screen:expect([[ + one | + ^two | + three | + four | + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + feed('4G') + screen:expect([[ + one | + {2:+-- 2 lines: two····························}| + ^four | + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + feed('3G') + screen:expect([[ + one | + two | + ^three | + four | + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + feed('1G') + screen:expect([[ + ^one | + {2:+-- 2 lines: two····························}| + four | + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + feed('2G') + screen:expect([[ + one | + ^two | + three | + four | + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + feed('k') + screen:expect([[ + ^one | + {2:+-- 2 lines: two····························}| + four | + {1:~ }| + {1:~ }| + {1:~ }| + {1:~ }| + | + ]]) + end) +end) |