neovim/test/functional/legacy/listchars_spec.lua

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-- Tests for 'listchars' display with 'list' and :list.
local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local feed, insert, exec = helpers.feed, helpers.insert, helpers.exec
local clear, feed_command, expect = helpers.clear, helpers.feed_command, helpers.expect
-- luacheck: ignore 621 (Indentation)
describe("'listchars'", function()
before_each(function()
clear()
feed_command('set listchars=eol:$')
end)
-- luacheck: ignore 613 (Trailing whitespace in a string)
it("works with 'list'", function()
exec([[
function GetScreenCharsForLine(lnum)
return join(map(range(1, virtcol('$')), 'nr2char(screenchar(a:lnum, v:val))'), '')
endfunction
nnoremap <expr> GG ":call add(g:lines, GetScreenCharsForLine(".screenrow()."))\<CR>"
]])
insert([[
start:
aa
bb
cccc
dd ee
]])
feed_command('let g:lines = []')
-- Set up 'listchars', switch on 'list', and use the "GG" mapping to record
-- what the buffer lines look like.
feed_command('set listchars+=tab:>-,space:.,trail:<')
feed_command('set list')
feed_command('/^start:/')
feed_command('normal! jzt')
feed('GG<cr>')
feed('GG<cr>')
feed('GG<cr>')
feed('GG<cr>')
feed('GGH')
-- Repeat without displaying "trail" spaces.
feed_command('set listchars-=trail:<')
feed('GG<cr>')
feed('GG<cr>')
feed('GG<cr>')
feed('GG<cr>')
feed('GG')
-- Delete the buffer contents and :put the collected lines.
feed_command('%d')
feed_command('put =g:lines', '1d')
-- Assert buffer contents.
expect([[
>-------aa>-----$
..bb>---<<$
...cccc><$
dd........ee<<>-$
<$
>-------aa>-----$
..bb>---..$
...cccc>.$
dd........ee..>-$
.$]])
end)
it('works with :list', function()
insert([[
start:
fff
gg
h
iii ]])
-- Set up 'listchars', switch 'list' *off* (:list must show the 'listchars'
-- even when 'list' is off), then run :list and collect the output.
feed_command('set listchars+=tab:>-,space:.,trail:<')
feed_command('set nolist')
feed_command('/^start:/')
feed_command('redir! => g:lines')
feed_command('+1,$list')
feed_command('redir END')
-- Delete the buffer contents and :put the collected lines.
feed_command('%d')
feed_command('put =g:lines', '1d')
-- Assert buffer contents.
expect([[
..fff>--<<$
>-------gg>-----$
.....h>-$
iii<<<<><<$]])
end)
it('"exceeds" character does not appear in foldcolumn vim-patch:8.2.3121', function()
local screen = Screen.new(60, 10)
screen:set_default_attr_ids({
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[1] = { bold = true, foreground = Screen.colors.Blue }, -- NonText
[2] = { bold = true, reverse = true }, -- StatusLine
[3] = { reverse = true }, -- StatusLineNC
[4] = { background = Screen.colors.Grey, foreground = Screen.colors.DarkBlue }, -- FoldColumn, SignColumn
})
screen:attach()
exec([[
call setline(1, ['aaa', '', 'a', 'aaaaaa'])
vsplit
vsplit
windo set signcolumn=yes foldcolumn=1 winminwidth=0 nowrap list listchars=extends:>,precedes:<
]])
feed('13<C-W>>')
screen:expect([[
{4: }aaa {4: }a{1:>}{4: }^aaa |
{4: } {4: } {4: } |
{4: }a {4: }a {4: }a |
{4: }aaaaaa {4: }a{1:>}{4: }aaaaaa |
{1:~ }{1:~ }{1:~ }|*4
{3:[No Name] [+] <[+] }{2:[No Name] [+] }|
|
]])
feed('<C-W>>')
screen:expect([[
{4: }aaa {4: }{1:>}{4: }^aaa |
{4: } {4: } {4: } |
{4: }a {4: }a{4: }a |
{4: }aaaaaa {4: }{1:>}{4: }aaaaaa |
{1:~ }{1:~ }{1:~ }|*4
{3:[No Name] [+] <+] }{2:[No Name] [+] }|
|
]])
feed('<C-W>>')
screen:expect([[
{4: }aaa {4: }{4: }^aaa |
{4: } {4: }{4: } |
{4: }a {4: }{4: }a |
{4: }aaaaaa {4: }{4: }aaaaaa |
{1:~ }{1:~ }{1:~ }|*4
{3:[No Name] [+] <] }{2:[No Name] [+] }|
|
]])
feed('<C-W>>')
screen:expect([[
{4: }aaa {4: }{4: }^aaa |
{4: } {4: }{4: } |
{4: }a {4: }{4: }a |
{4: }aaaaaa {4: }{4: }aaaaaa |
{1:~ }{1:~ }{1:~ }|*4
{3:[No Name] [+] < }{2:[No Name] [+] }|
|
]])
feed('<C-W>>')
screen:expect([[
{4: }aaa {4: }{4: }^aaa |
{4: } {4: }{4: } |
{4: }a {4: }{4: }a |
{4: }aaaaaa {4: }{4: }aaaaaa |
{1:~ }{1:~}{1:~ }|*4
{3:[No Name] [+] < }{2:[No Name] [+] }|
|
]])
feed('<C-W>h')
feed_command('set nowrap foldcolumn=4')
screen:expect([[
{4: }aaa {4: }^aaa {4: }aaa |
{4: } {4: } {4: } |
{4: }a {4: }a {4: }a |
{4: }aaaaaa {4: }aaaaaa {4: }aaaaaa |
{1:~ }{1:~ }{1:~ }|*4
{3:[No Name] [+] }{2:[No Name] [+] }{3:[No Name] [+] }|
:set nowrap foldcolumn=4 |
]])
feed('15<C-W><lt>')
screen:expect([[
{4: }aaa {4: }{4: }aaa |
{4: } {4: }{4: } |
{4: }a {4: }{4: }a |
{4: }aaaaaa {4: ^ }{4: }aaaaaa |
{1:~ }{1:~ }{1:~ }|*4
{3:[No Name] [+] }{2:<[+] }{3:[No Name] [+] }|
:set nowrap foldcolumn=4 |
]])
feed('4<C-W><lt>')
screen:expect([[
{4: }aaa {4: }{4: }aaa |
{4: } {4: }{4: } |
{4: }a {4: }{4: }a |
{4: }aaaaaa {4:^ }{4: }aaaaaa |
{1:~ }{1:~}{1:~ }|*4
{3:[No Name] [+] }{2:< }{3:[No Name] [+] }|
:set nowrap foldcolumn=4 |
]])
end)
end)