Files
neovim/test/functional/editor/lang_spec.lua
Justin M. Keyes 6d8c8b18d5 test(harness): migrate away from magic globals
Problem:
The magic globals `it`, `describe`, etc., are more trouble than they are
worth.

- Hooking into `after_each` requires `getfenv()` hacks.
- They confuse luals/emmylua, because the top-level `.luarc.json` isn't
  merged with `test/.luarc.json` (apparently a luals limitation?)
- They totally defeat discoverability because the user just has to
  "know" about the various magic symbols.

So they harm DX, which means they serve no purpose at all.

Solution:
- Expose the test API from `testutil`, so tests can call `t.it()`,
  `t.describe()`, etc., in the conventional way.
- Drop `getfenv()` hacks.
- Drop the `setfenv()` injection in `load_chunk`.
- Drop `test/_meta.lua`.
2026-07-21 13:22:39 +02:00

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local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local describe, it, before_each, pending = t.describe, t.it, t.before_each, t.pending
local clear, insert, eq = n.clear, n.insert, t.eq
local command, expect = n.command, n.expect
local feed, eval = n.feed, n.eval
describe('gu and gU', function()
before_each(clear)
it('works in any locale with default casemap', function()
eq('internal,keepascii', eval('&casemap'))
insert('iI')
feed('VgU')
expect('II')
feed('Vgu')
expect('ii')
end)
describe('works in Turkish locale', function()
clear()
if not pcall(n.command, 'lang ctype tr_TR.UTF-8') then
pending('Locale tr_TR.UTF-8 not supported', function() end)
return
end
before_each(function()
command('lang ctype tr_TR.UTF-8')
end)
it('with default casemap', function()
eq('internal,keepascii', eval('&casemap'))
-- expect ASCII behavior
insert('iI')
feed('VgU')
expect('II')
feed('Vgu')
expect('ii')
end)
it('with casemap=""', function()
command('set casemap=')
-- expect either Turkish locale behavior or ASCII behavior
local iupper = eval("toupper('i')")
if iupper == 'İ' then
insert('iI')
feed('VgU')
expect('İI')
feed('Vgu')
expect('iı')
elseif iupper == 'I' then
insert('iI')
feed('VgU')
expect('II')
feed('Vgu')
expect('ii')
else
error("expected toupper('i') to be either 'I' or 'İ'")
end
end)
end)
end)