neovim/test/functional/terminal/buffer_spec.lua
2021-02-27 10:02:56 -06:00

300 lines
11 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local thelpers = require('test.functional.terminal.helpers')
local feed, clear, nvim = helpers.feed, helpers.clear, helpers.nvim
local poke_eventloop = helpers.poke_eventloop
local eval, feed_command, source = helpers.eval, helpers.feed_command, helpers.source
local eq, neq = helpers.eq, helpers.neq
local write_file = helpers.write_file
local command= helpers.command
local exc_exec = helpers.exc_exec
describe(':terminal buffer', function()
local screen
before_each(function()
clear()
feed_command('set modifiable swapfile undolevels=20')
poke_eventloop()
screen = thelpers.screen_setup()
end)
it('terminal-mode forces various options', function()
feed([[<C-\><C-N>]])
command('setlocal cursorline cursorcolumn scrolloff=4 sidescrolloff=7')
eq({ 1, 1, 4, 7 }, eval('[&l:cursorline, &l:cursorcolumn, &l:scrolloff, &l:sidescrolloff]'))
eq('n', eval('mode()'))
-- Enter terminal-mode ("insert" mode in :terminal).
feed('i')
eq('t', eval('mode()'))
eq({ 0, 0, 0, 0 }, eval('[&l:cursorline, &l:cursorcolumn, &l:scrolloff, &l:sidescrolloff]'))
end)
describe('when a new file is edited', function()
before_each(function()
feed('<c-\\><c-n>:set bufhidden=wipe<cr>:enew<cr>')
screen:expect([[
^ |
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
:enew |
]])
end)
it('will hide the buffer, ignoring the bufhidden option', function()
feed(':bnext:l<esc>')
screen:expect([[
^ |
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
|
]])
end)
end)
describe('swap and undo', function()
before_each(function()
feed('<c-\\><c-n>')
screen:expect([[
tty ready |
{2:^ } |
|
|
|
|
|
]])
end)
it('does not create swap files', function()
local swapfile = nvim('exec', 'swapname', true):gsub('\n', '')
eq(nil, io.open(swapfile))
end)
it('does not create undofiles files', function()
local undofile = nvim('eval', 'undofile(bufname("%"))')
eq(nil, io.open(undofile))
end)
end)
it('cannot be modified directly', function()
feed('<c-\\><c-n>dd')
screen:expect([[
tty ready |
{2:^ } |
|
|
|
|
{8:E21: Cannot make changes, 'modifiable' is off} |
]])
end)
it('sends data to the terminal when the "put" operator is used', function()
feed('<c-\\><c-n>gg"ayj')
feed_command('let @a = "appended " . @a')
feed('"ap"ap')
screen:expect([[
^tty ready |
appended tty ready |
appended tty ready |
{2: } |
|
|
:let @a = "appended " . @a |
]])
-- operator count is also taken into consideration
feed('3"ap')
screen:expect([[
^tty ready |
appended tty ready |
appended tty ready |
appended tty ready |
appended tty ready |
appended tty ready |
:let @a = "appended " . @a |
]])
end)
it('sends data to the terminal when the ":put" command is used', function()
feed('<c-\\><c-n>gg"ayj')
feed_command('let @a = "appended " . @a')
feed_command('put a')
screen:expect([[
^tty ready |
appended tty ready |
{2: } |
|
|
|
:put a |
]])
-- line argument is only used to move the cursor
feed_command('6put a')
screen:expect([[
tty ready |
appended tty ready |
appended tty ready |
{2: } |
|
^ |
:6put a |
]])
end)
it('can be deleted', function()
feed('<c-\\><c-n>:bd!<cr>')
screen:expect([[
^ |
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
:bd! |
]])
feed_command('bnext')
screen:expect([[
^ |
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
:bnext |
]])
end)
it('handles loss of focus gracefully', function()
-- Change the statusline to avoid printing the file name, which varies.
nvim('set_option', 'statusline', '==========')
feed_command('set laststatus=0')
-- Save the buffer number of the terminal for later testing.
local tbuf = eval('bufnr("%")')
local exitcmd = helpers.iswin()
and "['cmd', '/c', 'exit']"
or "['sh', '-c', 'exit']"
source([[
function! SplitWindow(id, data, event)
new
call feedkeys("iabc\<Esc>")
endfunction
startinsert
call jobstart(]]..exitcmd..[[, {'on_exit': function("SplitWindow")})
call feedkeys("\<C-\>", 't') " vim will expect <C-n>, but be exited out of
" the terminal before it can be entered.
]])
-- We should be in a new buffer now.
screen:expect([[
ab^c |
{4:~ }|
{5:========== }|
rows: 2, cols: 50 |
{2: } |
{1:========== }|
|
]])
neq(tbuf, eval('bufnr("%")'))
feed_command('quit!') -- Should exit the new window, not the terminal.
eq(tbuf, eval('bufnr("%")'))
feed_command('set laststatus=1') -- Restore laststatus to the default.
end)
it('term_close() use-after-free #4393', function()
feed_command('terminal yes')
feed([[<C-\><C-n>]])
feed_command('bdelete!')
end)
describe('handles confirmations', function()
it('with :confirm', function()
feed_command('terminal')
feed('<c-\\><c-n>')
feed_command('confirm bdelete')
screen:expect{any='Close "term://'}
end)
it('with &confirm', function()
feed_command('terminal')
feed('<c-\\><c-n>')
feed_command('bdelete')
screen:expect{any='E89'}
feed('<cr>')
eq('terminal', eval('&buftype'))
feed_command('set confirm | bdelete')
screen:expect{any='Close "term://'}
feed('y')
neq('terminal', eval('&buftype'))
end)
end)
it('it works with set rightleft #11438', function()
local columns = eval('&columns')
feed(string.rep('a', columns))
command('set rightleft')
screen:expect([[
ydaer ytt|
{1:a}aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa|
|
|
|
|
{3:-- TERMINAL --} |
]])
command('bdelete!')
end)
it('handles wqall', function()
eq('Vim(wqall):E948: Job still running', exc_exec('wqall'))
end)
it('does not segfault when pasting empty buffer #13955', function()
feed_command('terminal')
feed('<c-\\><c-n>')
feed_command('put a') -- buffer a is empty
helpers.assert_alive()
end)
end)
describe('No heap-buffer-overflow when using', function()
local testfilename = 'Xtestfile-functional-terminal-buffers_spec'
before_each(function()
write_file(testfilename, "aaaaaaaaaaaaaaaaaaaaaaaaaaaa")
end)
after_each(function()
os.remove(testfilename)
end)
it('termopen(echo) #3161', function()
feed_command('edit ' .. testfilename)
-- Move cursor away from the beginning of the line
feed('$')
-- Let termopen() modify the buffer
feed_command('call termopen("echo")')
eq(2, eval('1+1')) -- check nvim still running
feed_command('bdelete!')
end)
end)
describe('No heap-buffer-overflow when', function()
it('set nowrap and send long line #11548', function()
feed_command('set nowrap')
feed_command('autocmd TermOpen * startinsert')
feed_command('call feedkeys("4000ai\\<esc>:terminal!\\<cr>")')
eq(2, eval('1+1'))
end)
end)