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local helpers = require('test.functional.helpers')(after_each)
local assert_log = helpers.assert_log
local assert_nolog = helpers.assert_nolog
local clear = helpers.clear
local command = helpers.command
local eq = helpers.eq
local ok = helpers.ok
local feed = helpers.feed
local funcs = helpers.funcs
local nvim_prog = helpers.nvim_prog
local request = helpers.request
local retry = helpers.retry
local rmdir = helpers.rmdir
local matches = helpers.matches
local mkdir = helpers.mkdir
local sleep = helpers.sleep
local read_file = helpers.read_file
local tmpname = helpers.tmpname
local trim = helpers.trim
local currentdir = helpers.funcs.getcwd
local iswin = helpers.iswin
local assert_alive = helpers.assert_alive
local expect_exit = helpers.expect_exit
local write_file = helpers.write_file
describe('fileio', function()
before_each(function()
end)
after_each(function()
expect_exit(command, ':qall!')
os.remove('Xtest_startup_shada')
os.remove('Xtest_startup_file1')
os.remove('Xtest_startup_file1~')
os.remove('Xtest_startup_file2')
os.remove('Xtest_тест.md')
os.remove('Xtest-u8-int-max')
rmdir('Xtest_startup_swapdir')
rmdir('Xtest_backupdir')
end)
it('fsync() codepaths #8304', function()
clear({ args={ '-i', 'Xtest_startup_shada',
'--cmd', 'set directory=Xtest_startup_swapdir' } })
-- These cases ALWAYS force fsync (regardless of 'fsync' option):
-- 1. Idle (CursorHold) with modified buffers (+ 'swapfile').
command('write Xtest_startup_file1')
feed('ifoo<esc>h')
command('write')
eq(0, request('nvim__stats').fsync) -- 'nofsync' is the default.
command('set swapfile')
command('set updatetime=1')
feed('izub<esc>h') -- File is 'modified'.
sleep(3) -- Allow 'updatetime' to expire.
retry(3, nil, function()
eq(1, request('nvim__stats').fsync)
end)
command('set updatetime=9999')
-- 2. Exit caused by deadly signal (+ 'swapfile').
local j = funcs.jobstart({ nvim_prog, '-u', 'NONE', '-i',
'Xtest_startup_shada', '--headless',
'-c', 'set swapfile',
'-c', 'write Xtest_startup_file2',
'-c', 'put =localtime()', })
sleep(10) -- Let Nvim start.
funcs.jobstop(j) -- Send deadly signal.
-- 3. SIGPWR signal.
-- ??
-- 4. Explicit :preserve command.
command('preserve')
eq(2, request('nvim__stats').fsync)
-- 5. Enable 'fsync' option, write file.
command('set fsync')
feed('ibaz<esc>h')
command('write')
eq(4, request('nvim__stats').fsync)
end)
it('backup #9709', function()
clear({ args={ '-i', 'Xtest_startup_shada',
'--cmd', 'set directory=Xtest_startup_swapdir' } })
command('write Xtest_startup_file1')
feed('ifoo<esc>')
command('set backup')
command('set backupcopy=yes')
command('write')
feed('Abar<esc>')
command('write')
local foobar_contents = trim(read_file('Xtest_startup_file1'))
local bar_contents = trim(read_file('Xtest_startup_file1~'))
eq('foobar', foobar_contents);
eq('foo', bar_contents);
end)
it('backup with full path #11214', function()
clear()
mkdir('Xtest_backupdir')
command('set backup')
command('set backupdir=Xtest_backupdir//')
command('write Xtest_startup_file1')
feed('ifoo<esc>')
command('write')
feed('Abar<esc>')
command('write')
-- Backup filename = fullpath, separators replaced with "%".
local backup_file_name = string.gsub(currentdir()..'/Xtest_startup_file1',
iswin() and '[:/\\]' or '/', '%%') .. '~'
local foo_contents = trim(read_file('Xtest_backupdir/'..backup_file_name))
local foobar_contents = trim(read_file('Xtest_startup_file1'))
eq('foobar', foobar_contents);
eq('foo', foo_contents);
end)
it('readfile() on multibyte filename #10586', function()
clear()
local text = {
'line1',
' ...line2... ',
'',
'line3!',
'тест yay тест.',
'',
}
local fname = 'Xtest_тест.md'
funcs.writefile(text, fname, 's')
table.insert(text, '')
eq(text, funcs.readfile(fname, 'b'))
end)
it('read invalid u8 over INT_MAX doesn\'t segfault', function()
clear()
command('call writefile(0zFFFFFFFF, "Xtest-u8-int-max")')
-- This should not segfault
command('edit ++enc=utf32 Xtest-u8-int-max')
assert_alive()
end)
end)
describe('tmpdir', function()
local tmproot_pat = [=[.*[/\\]nvim%.[^/\\]+]=]
local testlog = 'Xtest_tmpdir_log'
local faketmp
before_each(function()
-- Fake /tmp dir so that we can mess it up.
faketmp = tmpname()
os.remove(faketmp)
mkdir(faketmp)
end)
after_each(function()
expect_exit(command, ':qall!')
os.remove(testlog)
end)
it('failure modes', function()
clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=faketmp, } })
assert_nolog('tempdir is not a directory', testlog)
assert_nolog('tempdir has invalid permissions', testlog)
-- Tempfiles typically look like: "…/nvim.<user>/xxx/0".
-- - "…/nvim.<user>/xxx/" is the per-process tmpdir, not shared with other Nvims.
-- - "…/nvim.<user>/" is the tmpdir root, shared by all Nvims (normally).
local tmproot = (funcs.tempname()):match(tmproot_pat)
ok(tmproot:len() > 4, 'tmproot like "nvim.foo"', tmproot)
-- Test how Nvim handles invalid tmpdir root (by hostile users or accidents).
--
-- "…/nvim.<user>/" is not a directory:
expect_exit(command, ':qall!')
rmdir(tmproot)
write_file(tmproot, '') -- Not a directory, vim_mktempdir() should skip it.
clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=faketmp, } })
matches(tmproot_pat, funcs.stdpath('run')) -- Tickle vim_mktempdir().
-- Assert that broken tmpdir root was handled.
retry(nil, 1000, function()
assert_log('tempdir root not a directory', testlog, 100)
end)
-- "…/nvim.<user>/" has wrong permissions:
if iswin() then
return -- TODO(justinmk): need setfperm/getfperm on Windows. #8244
end
os.remove(testlog)
os.remove(tmproot)
mkdir(tmproot)
funcs.setfperm(tmproot, 'rwxr--r--') -- Invalid permissions, vim_mktempdir() should skip it.
clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=faketmp, } })
matches(tmproot_pat, funcs.stdpath('run')) -- Tickle vim_mktempdir().
-- Assert that broken tmpdir root was handled.
retry(nil, 1000, function()
assert_log('tempdir root has invalid permissions', testlog, 100)
end)
end)
it('too long', function()
local bigname = ('%s/%s'):format(faketmp, ('x'):rep(666))
mkdir(bigname)
clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=bigname, } })
matches(tmproot_pat, funcs.stdpath('run')) -- Tickle vim_mktempdir().
local len = (funcs.tempname()):len()
ok(len > 4 and len < 256, '4 < len < 256', tostring(len))
end)
end)
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