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2a3cb0893b
Problem: Cannot opt-out of "WARNING: The file has been changed since reading it!!!", even with ":write!". Solution: Change ":write!" to skip the warning. closes #7270
280 lines
9.2 KiB
Lua
280 lines
9.2 KiB
Lua
local helpers = require('test.functional.helpers')(after_each)
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local assert_log = helpers.assert_log
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local assert_nolog = helpers.assert_nolog
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local clear = helpers.clear
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local command = helpers.command
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local eq = helpers.eq
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local ok = helpers.ok
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local feed = helpers.feed
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local funcs = helpers.funcs
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local nvim_prog = helpers.nvim_prog
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local request = helpers.request
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local retry = helpers.retry
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local rmdir = helpers.rmdir
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local matches = helpers.matches
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local mkdir = helpers.mkdir
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local sleep = helpers.sleep
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local read_file = helpers.read_file
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local tmpname = helpers.tmpname
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local trim = helpers.trim
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local currentdir = helpers.funcs.getcwd
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local iswin = helpers.iswin
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local assert_alive = helpers.assert_alive
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local expect_exit = helpers.expect_exit
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local write_file = helpers.write_file
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local Screen = require('test.functional.ui.screen')
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local feed_command = helpers.feed_command
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local uname = helpers.uname
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describe('fileio', function()
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before_each(function()
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end)
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after_each(function()
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expect_exit(command, ':qall!')
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os.remove('Xtest_startup_shada')
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os.remove('Xtest_startup_file1')
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os.remove('Xtest_startup_file1~')
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os.remove('Xtest_startup_file2')
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os.remove('Xtest_тест.md')
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os.remove('Xtest-u8-int-max')
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os.remove('Xtest-overwrite-forced')
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rmdir('Xtest_startup_swapdir')
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rmdir('Xtest_backupdir')
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end)
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it('fsync() codepaths #8304', function()
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clear({ args={ '-i', 'Xtest_startup_shada',
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'--cmd', 'set directory=Xtest_startup_swapdir' } })
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-- These cases ALWAYS force fsync (regardless of 'fsync' option):
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-- 1. Idle (CursorHold) with modified buffers (+ 'swapfile').
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command('write Xtest_startup_file1')
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feed('ifoo<esc>h')
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command('write')
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eq(0, request('nvim__stats').fsync) -- 'nofsync' is the default.
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command('set swapfile')
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command('set updatetime=1')
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feed('izub<esc>h') -- File is 'modified'.
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sleep(3) -- Allow 'updatetime' to expire.
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retry(3, nil, function()
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eq(1, request('nvim__stats').fsync)
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end)
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command('set updatetime=9999')
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-- 2. Exit caused by deadly signal (+ 'swapfile').
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local j = funcs.jobstart({ nvim_prog, '-u', 'NONE', '-i',
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'Xtest_startup_shada', '--headless',
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'-c', 'set swapfile',
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'-c', 'write Xtest_startup_file2',
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'-c', 'put =localtime()', })
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sleep(10) -- Let Nvim start.
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funcs.jobstop(j) -- Send deadly signal.
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-- 3. SIGPWR signal.
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-- ??
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-- 4. Explicit :preserve command.
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command('preserve')
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eq(2, request('nvim__stats').fsync)
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-- 5. Enable 'fsync' option, write file.
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command('set fsync')
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feed('ibaz<esc>h')
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command('write')
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eq(4, request('nvim__stats').fsync)
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end)
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it('backup #9709', function()
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if uname() == 'freebsd' then
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pending('Failing FreeBSD test')
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end
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clear({ args={ '-i', 'Xtest_startup_shada',
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'--cmd', 'set directory=Xtest_startup_swapdir' } })
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command('write Xtest_startup_file1')
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feed('ifoo<esc>')
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command('set backup')
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command('set backupcopy=yes')
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command('write')
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feed('Abar<esc>')
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command('write')
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local foobar_contents = trim(read_file('Xtest_startup_file1'))
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local bar_contents = trim(read_file('Xtest_startup_file1~'))
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eq('foobar', foobar_contents);
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eq('foo', bar_contents);
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end)
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it('backup with full path #11214', function()
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if uname() == 'freebsd' then
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pending('Failing FreeBSD test')
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end
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clear()
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mkdir('Xtest_backupdir')
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command('set backup')
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command('set backupdir=Xtest_backupdir//')
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command('write Xtest_startup_file1')
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feed('ifoo<esc>')
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command('write')
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feed('Abar<esc>')
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command('write')
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-- Backup filename = fullpath, separators replaced with "%".
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local backup_file_name = string.gsub(currentdir()..'/Xtest_startup_file1',
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iswin() and '[:/\\]' or '/', '%%') .. '~'
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local foo_contents = trim(read_file('Xtest_backupdir/'..backup_file_name))
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local foobar_contents = trim(read_file('Xtest_startup_file1'))
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eq('foobar', foobar_contents);
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eq('foo', foo_contents);
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end)
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it('readfile() on multibyte filename #10586', function()
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clear()
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local text = {
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'line1',
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' ...line2... ',
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'',
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'line3!',
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'тест yay тест.',
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'',
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}
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local fname = 'Xtest_тест.md'
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funcs.writefile(text, fname, 's')
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table.insert(text, '')
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eq(text, funcs.readfile(fname, 'b'))
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end)
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it('read invalid u8 over INT_MAX doesn\'t segfault', function()
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clear()
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command('call writefile(0zFFFFFFFF, "Xtest-u8-int-max")')
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-- This should not segfault
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command('edit ++enc=utf32 Xtest-u8-int-max')
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assert_alive()
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end)
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it(':w! does not show "file has been changed" warning', function()
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clear()
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write_file("Xtest-overwrite-forced", 'foobar')
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command('set nofixendofline')
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local screen = Screen.new(40,4)
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screen:set_default_attr_ids({
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[1] = {bold = true, foreground = Screen.colors.Blue1},
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[2] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red},
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[3] = {bold = true, foreground = Screen.colors.SeaGreen4}
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})
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screen:attach()
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command("set display-=msgsep shortmess-=F")
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command("e Xtest-overwrite-forced")
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screen:expect([[
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^foobar |
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{1:~ }|
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{1:~ }|
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"Xtest-overwrite-forced" [noeol] 1L, 6B |
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]])
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-- Get current unix time.
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local cur_unix_time = os.time(os.date("!*t"))
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local future_time = cur_unix_time + 999999
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-- Set the file's access/update time to be
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-- greater than the time at which it was created.
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local uv = require("luv")
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uv.fs_utime('Xtest-overwrite-forced', future_time, future_time)
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-- use async feed_command because nvim basically hangs on the prompt
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feed_command("w")
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screen:expect([[
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{2:WARNING: The file has been changed since}|
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{2: reading it!!!} |
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{3:Do you really want to write to it (y/n)^?}|
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]])
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feed("n")
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feed("<cr>")
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screen:expect([[
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^foobar |
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{1:~ }|
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{1:~ }|
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]])
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-- Use a screen test because the warning does not set v:errmsg.
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command("w!")
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screen:expect([[
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^foobar |
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{1:~ }|
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{1:~ }|
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<erwrite-forced" [noeol] 1L, 6B written |
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]])
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end)
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end)
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describe('tmpdir', function()
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local tmproot_pat = [=[.*[/\\]nvim%.[^/\\]+]=]
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local testlog = 'Xtest_tmpdir_log'
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local faketmp
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before_each(function()
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-- Fake /tmp dir so that we can mess it up.
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faketmp = tmpname()
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os.remove(faketmp)
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mkdir(faketmp)
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end)
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after_each(function()
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expect_exit(command, ':qall!')
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os.remove(testlog)
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end)
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it('failure modes', function()
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clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=faketmp, } })
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assert_nolog('tempdir is not a directory', testlog)
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assert_nolog('tempdir has invalid permissions', testlog)
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-- Tempfiles typically look like: "…/nvim.<user>/xxx/0".
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-- - "…/nvim.<user>/xxx/" is the per-process tmpdir, not shared with other Nvims.
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-- - "…/nvim.<user>/" is the tmpdir root, shared by all Nvims (normally).
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local tmproot = (funcs.tempname()):match(tmproot_pat)
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ok(tmproot:len() > 4, 'tmproot like "nvim.foo"', tmproot)
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-- Test how Nvim handles invalid tmpdir root (by hostile users or accidents).
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--
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-- "…/nvim.<user>/" is not a directory:
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expect_exit(command, ':qall!')
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rmdir(tmproot)
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write_file(tmproot, '') -- Not a directory, vim_mktempdir() should skip it.
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clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=faketmp, } })
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matches(tmproot_pat, funcs.stdpath('run')) -- Tickle vim_mktempdir().
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-- Assert that broken tmpdir root was handled.
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retry(nil, 1000, function()
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assert_log('tempdir root not a directory', testlog, 100)
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end)
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-- "…/nvim.<user>/" has wrong permissions:
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if iswin() then
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return -- TODO(justinmk): need setfperm/getfperm on Windows. #8244
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end
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os.remove(testlog)
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os.remove(tmproot)
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mkdir(tmproot)
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funcs.setfperm(tmproot, 'rwxr--r--') -- Invalid permissions, vim_mktempdir() should skip it.
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clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=faketmp, } })
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matches(tmproot_pat, funcs.stdpath('run')) -- Tickle vim_mktempdir().
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-- Assert that broken tmpdir root was handled.
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retry(nil, 1000, function()
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assert_log('tempdir root has invalid permissions', testlog, 100)
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end)
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end)
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it('too long', function()
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local bigname = ('%s/%s'):format(faketmp, ('x'):rep(666))
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mkdir(bigname)
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clear({ env={ NVIM_LOG_FILE=testlog, TMPDIR=bigname, } })
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matches(tmproot_pat, funcs.stdpath('run')) -- Tickle vim_mktempdir().
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local len = (funcs.tempname()):len()
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ok(len > 4 and len < 256, '4 < len < 256', tostring(len))
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end)
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end)
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