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local lfs = require('lfs')
local helpers = require('test.unit.helpers')(after_each)
local itp = helpers.gen_itp(it)
local eq = helpers.eq
local neq = helpers.neq
local cimport = helpers.cimport
local child_call_once = helpers.child_call_once
local child_cleanup_once = helpers.child_cleanup_once
local lib = cimport('./src/nvim/os/os.h', './src/nvim/fileio.h')
describe('tempfile related functions', function()
before_each(function()
local function vim_deltempdir()
lib.vim_deltempdir()
end
child_call_once(vim_deltempdir)
child_cleanup_once(vim_deltempdir)
end)
local vim_gettempdir = function()
return helpers.ffi.string(lib.vim_gettempdir())
end
describe('vim_gettempdir', function()
itp('returns path to Nvim own temp directory', function()
local dir = vim_gettempdir()
assert.True(dir ~= nil and dir:len() > 0)
-- os_file_is_writable returns 2 for a directory which we have rights
-- to write into.
eq(lib.os_file_is_writable(helpers.to_cstr(dir)), 2)
for entry in lfs.dir(dir) do
assert.True(entry == '.' or entry == '..')
end
end)
itp('returns the same directory on each call', function()
eq(vim_gettempdir(), vim_gettempdir())
end)
end)
describe('vim_tempname', function()
local vim_tempname = function()
return helpers.ffi.string(lib.vim_tempname())
end
itp('generate name of non-existing file', function()
local file = vim_tempname()
assert.truthy(file)
assert.False(lib.os_path_exists(file))
end)
itp('generate different names on each call', function()
neq(vim_tempname(), vim_tempname())
end)
itp('generate file name in Nvim own temp directory', function()
local dir = vim_gettempdir()
local file = vim_tempname()
eq(string.sub(file, 1, string.len(dir)), dir)
end)
end)
end)
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