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
(cherry picked from commit ba7b30080f)
This commit is contained in:
zeertzjq 2021-12-31 22:20:31 +08:00 committed by github-actions[bot]
parent 6e31a3a51e
commit c624f260d3
3 changed files with 111 additions and 10 deletions

View File

@ -3009,7 +3009,12 @@ void ex_append(exarg_T *eap)
did_undo = true; did_undo = true;
ml_append(lnum, theline, (colnr_T)0, false); ml_append(lnum, theline, (colnr_T)0, false);
appended_lines_mark(lnum + (empty ? 1 : 0), 1L); if (empty) {
// there are no marks below the inserted lines
appended_lines(lnum, 1L);
} else {
appended_lines_mark(lnum, 1L);
}
xfree(theline); xfree(theline);
++lnum; ++lnum;

View File

@ -1,6 +1,8 @@
" Tests for various Ex commands. " Tests for various Ex commands.
source check.vim source check.vim
source shared.vim
source term_util.vim
func Test_ex_delete() func Test_ex_delete()
new new
@ -122,6 +124,27 @@ func Test_append_cmd()
close! close!
endfunc endfunc
func Test_append_cmd_empty_buf()
CheckRunVimInTerminal
let lines =<< trim END
func Timer(timer)
append
aaaaa
bbbbb
.
endfunc
call timer_start(10, 'Timer')
END
call writefile(lines, 'Xtest_append_cmd_empty_buf')
let buf = RunVimInTerminal('-S Xtest_append_cmd_empty_buf', {'rows': 6})
call WaitForAssert({-> assert_equal('bbbbb', term_getline(buf, 2))})
call WaitForAssert({-> assert_equal('aaaaa', term_getline(buf, 1))})
" clean up
call StopVimInTerminal(buf)
call delete('Xtest_append_cmd_empty_buf')
endfunc
" Test for the :insert command " Test for the :insert command
func Test_insert_cmd() func Test_insert_cmd()
set noautoindent " test assumes noautoindent, but it's on by default in Nvim set noautoindent " test assumes noautoindent, but it's on by default in Nvim
@ -151,6 +174,27 @@ func Test_insert_cmd()
close! close!
endfunc endfunc
func Test_insert_cmd_empty_buf()
CheckRunVimInTerminal
let lines =<< trim END
func Timer(timer)
insert
aaaaa
bbbbb
.
endfunc
call timer_start(10, 'Timer')
END
call writefile(lines, 'Xtest_insert_cmd_empty_buf')
let buf = RunVimInTerminal('-S Xtest_insert_cmd_empty_buf', {'rows': 6})
call WaitForAssert({-> assert_equal('bbbbb', term_getline(buf, 2))})
call WaitForAssert({-> assert_equal('aaaaa', term_getline(buf, 1))})
" clean up
call StopVimInTerminal(buf)
call delete('Xtest_insert_cmd_empty_buf')
endfunc
" Test for the :change command " Test for the :change command
func Test_change_cmd() func Test_change_cmd()
set noautoindent " test assumes noautoindent, but it's on by default in Nvim set noautoindent " test assumes noautoindent, but it's on by default in Nvim

View File

@ -1,12 +1,17 @@
local helpers = require('test.functional.helpers')(after_each) local helpers = require('test.functional.helpers')(after_each)
local eq = helpers.eq local eq = helpers.eq
local dedent = helpers.dedent
local exec = helpers.exec
local feed = helpers.feed local feed = helpers.feed
local clear = helpers.clear local clear = helpers.clear
local funcs = helpers.funcs local funcs = helpers.funcs
local command = helpers.command local command = helpers.command
local curbufmeths = helpers.curbufmeths local curbufmeths = helpers.curbufmeths
local Screen = require('test.functional.ui.screen')
local cmdtest = function(cmd, prep, ret1)
describe(':' .. cmd, function()
before_each(function() before_each(function()
clear() clear()
curbufmeths.set_lines(0, 1, true, { 'foo', 'bar', 'baz' }) curbufmeths.set_lines(0, 1, true, { 'foo', 'bar', 'baz' })
@ -16,8 +21,6 @@ local buffer_contents = function()
return curbufmeths.get_lines(0, -1, false) return curbufmeths.get_lines(0, -1, false)
end end
local cmdtest = function(cmd, prep, ret1)
describe(':' .. cmd, function()
it(cmd .. 's' .. prep .. ' the current line by default', function() it(cmd .. 's' .. prep .. ' the current line by default', function()
command(cmd .. '\nabc\ndef\n') command(cmd .. '\nabc\ndef\n')
eq(ret1, buffer_contents()) eq(ret1, buffer_contents())
@ -52,3 +55,52 @@ end
cmdtest('insert', ' before', { 'abc', 'def', 'foo', 'bar', 'baz' }) cmdtest('insert', ' before', { 'abc', 'def', 'foo', 'bar', 'baz' })
cmdtest('append', ' after', { 'foo', 'abc', 'def', 'bar', 'baz' }) cmdtest('append', ' after', { 'foo', 'abc', 'def', 'bar', 'baz' })
cmdtest('change', '', { '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)