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local Screen = require('test.functional.ui.screen')
local session = require('test.functional.helpers')(after_each)
local child_session = require('test.functional.terminal.helpers')
local eq = session.eq
local eval = session.eval
local feed = session.feed
local iswin = session.iswin
describe("shell command :!", function()
if session.pending_win32(pending) then return end
local screen
before_each(function()
session.clear()
screen = child_session.screen_setup(0, '["'..session.nvim_prog..
'", "-u", "NONE", "-i", "NONE", "--cmd", "'..session.nvim_set..'"]')
screen:expect([[
{1: } |
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
|
{3:-- TERMINAL --} |
]])
end)
after_each(function()
child_session.feed_data("\3") -- Ctrl-C
screen:detach()
end)
it("displays output without LF/EOF. #4646 #4569 #3772", function()
-- NOTE: We use a child nvim (within a :term buffer)
-- to avoid triggering a UI flush.
child_session.feed_data(":!printf foo; sleep 200\n")
screen:expect([[
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
:!printf foo; sleep 200 |
foo |
{3:-- TERMINAL --} |
]])
end)
it("throttles shell-command output greater than ~10KB", function()
if os.getenv("TRAVIS") and session.os_name() == "osx" then
pending("[Unreliable on Travis macOS.]", function() end)
return
end
screen.timeout = 20000 -- Avoid false failure on slow systems.
child_session.feed_data(
":!for i in $(seq 2 3000); do echo XXXXXXXXXX $i; done\n")
-- If we observe any line starting with a dot, then throttling occurred.
screen:expect("\n.", nil, nil, nil, true)
-- Final chunk of output should always be displayed, never skipped.
-- (Throttling is non-deterministic, this test is merely a sanity check.)
screen:expect([[
XXXXXXXXXX 2997 |
XXXXXXXXXX 2998 |
XXXXXXXXXX 2999 |
XXXXXXXXXX 3000 |
|
{10:Press ENTER or type command to continue}{1: } |
{3:-- TERMINAL --} |
]])
end)
end)
describe("shell command :!", function()
before_each(function()
session.clear()
end)
it("cat a binary file #4142", function()
feed(":exe 'silent !cat '.shellescape(v:progpath)<CR>")
eq(2, eval('1+1')) -- Still alive?
end)
it([[display \x08 char #4142]], function()
feed(":silent !echo \08<CR>")
eq(2, eval('1+1')) -- Still alive?
end)
it([[handles control codes]], function()
if iswin() then
pending('missing printf', function() end)
return
end
local screen = Screen.new(50, 4)
screen:attach()
-- Print TAB chars. #2958
feed([[:!printf '1\t2\t3'<CR>]])
screen:expect([[
~ |
:!printf '1\t2\t3' |
1 2 3 |
Press ENTER or type command to continue^ |
]])
feed([[<CR>]])
-- Print BELL control code. #4338
feed([[:!printf '\x07\x07\x07\x07text'<CR>]])
screen:expect([[
~ |
:!printf '\x07\x07\x07\x07text' |
^G^G^G^Gtext |
Press ENTER or type command to continue^ |
]])
feed([[<CR>]])
-- Print BS control code.
feed([[:echo system('printf ''\x08\n''')<CR>]])
screen:expect([[
~ |
^H |
|
Press ENTER or type command to continue^ |
]])
feed([[<CR>]])
-- Print LF control code.
feed([[:!printf '\n'<CR>]])
screen:expect([[
:!printf '\n' |
|
|
Press ENTER or type command to continue^ |
]])
feed([[<CR>]])
end)
end)
|
