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local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local describe, it, before_each, after_each = t.describe, t.it, t.before_each, t.after_each
local clear = n.clear
local command = n.command
local eq = t.eq
local fn = n.fn
local rmdir = n.rmdir
local mkdir = t.mkdir
describe(':file', function()
local swapdir = vim.uv.cwd() .. '/Xtest-file_spec'
before_each(function()
clear()
rmdir(swapdir)
mkdir(swapdir)
end)
after_each(function()
command('%bwipeout!')
rmdir(swapdir)
end)
it('rename does not lose swapfile #6487', function()
local testfile = 'test-file_spec'
local testfile_renamed = testfile .. '-renamed'
-- Note: `set swapfile` *must* go after `set directory`: otherwise it may
-- attempt to create a swapfile in different directory.
command('set directory^=' .. swapdir .. '//')
command('set swapfile fileformat=unix undolevels=-1')
command('edit! ' .. testfile)
-- Before #6487 this gave "E301: Oops, lost the swap file !!!" on Windows.
command('file ' .. testfile_renamed)
eq(testfile_renamed .. '.swp', string.match(fn.execute('swapname'), '[^%%]+$'))
end)
end)
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