neovim/test/functional/ex_cmds/write_spec.lua
2017-04-09 03:31:13 +03:00

111 lines
3.5 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local lfs = require('lfs')
local eq, eval, clear, write_file, source, insert =
helpers.eq, helpers.eval, helpers.clear, helpers.write_file,
helpers.source, helpers.insert
local redir_exec = helpers.redir_exec
local exc_exec = helpers.exc_exec
local command = helpers.command
local feed_command = helpers.feed_command
local funcs = helpers.funcs
local meths = helpers.meths
if helpers.pending_win32(pending) then return end
local fname = 'Xtest-functional-ex_cmds-write'
local fname_bak = fname .. '~'
local fname_broken = fname_bak .. 'broken'
describe(':write', function()
local function cleanup()
os.remove('test_bkc_file.txt')
os.remove('test_bkc_link.txt')
os.remove('test_fifo')
os.remove(fname)
os.remove(fname_bak)
os.remove(fname_broken)
end
before_each(function()
clear()
cleanup()
end)
after_each(function()
cleanup()
end)
it('&backupcopy=auto preserves symlinks', function()
command('set backupcopy=auto')
write_file('test_bkc_file.txt', 'content0')
command("silent !ln -s test_bkc_file.txt test_bkc_link.txt")
source([[
edit test_bkc_link.txt
call setline(1, ['content1'])
write
]])
eq(eval("['content1']"), eval("readfile('test_bkc_file.txt')"))
eq(eval("['content1']"), eval("readfile('test_bkc_link.txt')"))
end)
it('&backupcopy=no replaces symlink with new file', function()
command('set backupcopy=no')
write_file('test_bkc_file.txt', 'content0')
command("silent !ln -s test_bkc_file.txt test_bkc_link.txt")
source([[
edit test_bkc_link.txt
call setline(1, ['content1'])
write
]])
eq(eval("['content0']"), eval("readfile('test_bkc_file.txt')"))
eq(eval("['content1']"), eval("readfile('test_bkc_link.txt')"))
end)
it("appends FIFO file", function()
if eval("executable('mkfifo')") == 0 then
pending('missing "mkfifo" command', function()end)
return
end
local text = "some fifo text from write_spec"
assert(os.execute("mkfifo test_fifo"))
insert(text)
-- Blocks until a consumer reads the FIFO.
feed_command("write >> test_fifo")
-- Read the FIFO, this will unblock the :write above.
local fifo = assert(io.open("test_fifo"))
eq(text.."\n", fifo:read("*all"))
fifo:close()
end)
it('errors out correctly', function()
command('let $HOME=""')
eq(funcs.fnamemodify('.', ':p:h'), funcs.fnamemodify('.', ':p:h:~'))
-- Message from check_overwrite
eq(('\nE17: "'..funcs.fnamemodify('.', ':p:h')..'" is a directory'),
redir_exec('write .'))
meths.set_option('writeany', true)
-- Message from buf_write
eq(('\nE502: "." is a directory'),
redir_exec('write .'))
funcs.mkdir(fname_bak)
meths.set_option('backupdir', '.')
meths.set_option('backup', true)
write_file(fname, 'content0')
eq(0, exc_exec('edit ' .. fname))
funcs.setline(1, 'TTY')
eq('Vim(write):E510: Can\'t make backup file (add ! to override)',
exc_exec('write'))
meths.set_option('backup', false)
funcs.setfperm(fname, 'r--------')
eq('Vim(write):E505: "Xtest-functional-ex_cmds-write" is read-only (add ! to override)',
exc_exec('write'))
os.remove(fname)
os.remove(fname_bak)
write_file(fname_bak, 'TTYX')
lfs.link(fname_bak .. ('/xxxxx'):rep(20), fname, true)
eq('Vim(write):E166: Can\'t open linked file for writing',
exc_exec('write!'))
end)
end)