neovim/test/functional/ex_cmds/wviminfo_spec.lua
2019-04-27 16:19:40 +02:00

51 lines
1.4 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local lfs = require('lfs')
local clear = helpers.clear
local command, eq, neq, write_file =
helpers.command, helpers.eq, helpers.neq, helpers.write_file
local iswin = helpers.iswin
local read_file = helpers.read_file
describe(':wshada', function()
local shada_file = 'wshada_test'
before_each(function()
clear{args={'-i', iswin() and 'nul' or '/dev/null',
-- Need 'swapfile' for these tests.
'--cmd', 'set swapfile undodir=. directory=. viewdir=. backupdir=. belloff= noshowcmd noruler'},
args_rm={'-n', '-i', '--cmd'}}
end)
after_each(function ()
os.remove(shada_file)
end)
it('creates a shada file', function()
-- file should _not_ exist
eq(nil, lfs.attributes(shada_file))
command('wsh! '..shada_file)
-- file _should_ exist
neq(nil, lfs.attributes(shada_file))
end)
it('overwrites existing files', function()
local text = 'wshada test'
-- Create a dummy file
write_file(shada_file, text)
-- sanity check
eq(text, read_file(shada_file))
neq(nil, lfs.attributes(shada_file))
command('wsh! '..shada_file)
-- File should have been overwritten with a shada file.
local fp = io.open(shada_file, 'r')
local char1 = fp:read(1)
fp:close()
-- ShaDa file starts with a “header” entry
assert(char1:byte() == 0x01,
shada_file..' should be a shada file')
end)
end)