neovim/test/functional/ex_cmds/append_spec.lua
zeertzjq ba7b30080f vim-patch:8.2.3952: first line not redrawn when adding lines to an empty buffer
Problem:    First line not redrawn when adding lines to an empty buffer.
Solution:   Adjust the argument to appended_lines(). (closes vim/vim#9439,
            closes vim/vim#9438)
1fa3de1ce8
2021-12-31 22:20:31 +08:00

107 lines
3.0 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local eq = helpers.eq
local dedent = helpers.dedent
local exec = helpers.exec
local feed = helpers.feed
local clear = helpers.clear
local funcs = helpers.funcs
local command = helpers.command
local curbufmeths = helpers.curbufmeths
local Screen = require('test.functional.ui.screen')
local cmdtest = function(cmd, prep, ret1)
describe(':' .. cmd, function()
before_each(function()
clear()
curbufmeths.set_lines(0, 1, true, { 'foo', 'bar', 'baz' })
end)
local buffer_contents = function()
return curbufmeths.get_lines(0, -1, false)
end
it(cmd .. 's' .. prep .. ' the current line by default', function()
command(cmd .. '\nabc\ndef\n')
eq(ret1, buffer_contents())
end)
-- Used to crash because this invokes history processing which uses
-- hist_char2type which after fdb68e35e4c729c7ed097d8ade1da29e5b3f4b31
-- crashed.
it(cmd .. 's' .. prep .. ' the current line by default when feeding',
function()
feed(':' .. cmd .. '\nabc\ndef\n.\n')
eq(ret1, buffer_contents())
end)
-- This used to crash since that commit as well.
it('opens empty cmdline window', function()
local hisline = '" Some comment to be stored in history'
feed(':' .. hisline .. '<CR>')
feed(':' .. cmd .. '<CR>abc<CR>def<C-f>')
eq({ 'def' }, buffer_contents())
eq(hisline, funcs.histget(':', -2))
eq(cmd, funcs.histget(':'))
-- Test that command-line window was launched
eq('nofile', curbufmeths.get_option('buftype'))
eq('n', funcs.mode(1))
feed('<CR>')
eq('c', funcs.mode(1))
feed('.<CR>')
eq('n', funcs.mode(1))
eq(ret1, buffer_contents())
end)
end)
end
cmdtest('insert', ' before', { 'abc', 'def', 'foo', 'bar', 'baz' })
cmdtest('append', ' after', { 'foo', 'abc', 'def', 'bar', 'baz' })
cmdtest('change', '', { 'abc', 'def', 'bar', 'baz' })
describe('the first line is redrawn correctly after inserting text in an empty buffer', function()
local screen
before_each(function()
clear()
screen = Screen.new(20, 8)
screen:set_default_attr_ids({
[1] = {bold = true, foreground = Screen.colors.Blue},
[2] = {bold = true, reverse = true},
})
screen:attach()
end)
it('using :append', function()
exec(dedent([[
append
aaaaa
bbbbb
.]]))
screen:expect([[
aaaaa |
^bbbbb |
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
|
]])
end)
it('using :insert', function()
exec(dedent([[
insert
aaaaa
bbbbb
.]]))
screen:expect([[
aaaaa |
^bbbbb |
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
|
]])
end)
end)