neovim/test/functional/vimscript/environ_spec.lua
zeertzjq d321deb4a9
test: fix dependencies between test cases (#23343)
Discovered using --shuffle argument of busted.
2023-04-27 15:51:44 +08:00

83 lines
2.3 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local clear = helpers.clear
local eq = helpers.eq
local environ = helpers.funcs.environ
local exists = helpers.funcs.exists
local system = helpers.funcs.system
local nvim_prog = helpers.nvim_prog
local command = helpers.command
local eval = helpers.eval
local setenv = helpers.funcs.setenv
describe('environment variables', function()
it('environ() handles empty env variable', function()
clear({env={EMPTY_VAR=""}})
eq("", environ()['EMPTY_VAR'])
eq(nil, environ()['DOES_NOT_EXIST'])
end)
it('exists() handles empty env variable', function()
clear({env={EMPTY_VAR=""}})
eq(1, exists('$EMPTY_VAR'))
eq(0, exists('$DOES_NOT_EXIST'))
end)
end)
describe('empty $HOME', function()
local original_home = os.getenv('HOME')
before_each(clear)
-- recover $HOME after each test
after_each(function()
if original_home ~= nil then
setenv('HOME', original_home)
end
os.remove('test_empty_home')
os.remove('./~')
end)
local function tilde_in_cwd()
-- get files in cwd
command("let test_empty_home_cwd_files = split(globpath('.', '*'), '\n')")
-- get the index of the file named '~'
command('let test_empty_home_tilde_index = index(test_empty_home_cwd_files, "./~")')
return eval('test_empty_home_tilde_index') ~= -1
end
local function write_and_test_tilde()
system({nvim_prog, '-u', 'NONE', '-i', 'NONE', '--headless',
'-c', 'write test_empty_home', '+q'})
eq(false, tilde_in_cwd())
end
it("'~' folder not created in cwd if $HOME and related env not defined", function()
command("unlet $HOME")
write_and_test_tilde()
command("let $HOMEDRIVE='C:'")
command("let $USERPROFILE='C:\\'")
write_and_test_tilde()
command("unlet $HOMEDRIVE")
write_and_test_tilde()
command("unlet $USERPROFILE")
write_and_test_tilde()
command("let $HOME='%USERPROFILE%'")
command("let $USERPROFILE='C:\\'")
write_and_test_tilde()
end)
it("'~' folder not created in cwd if writing a file with invalid $HOME", function()
setenv('HOME', '/path/does/not/exist')
write_and_test_tilde()
end)
it("'~' folder not created in cwd if writing a file with $HOME=''", function()
command("let $HOME=''")
write_and_test_tilde()
end)
end)