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local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local clear, feed, insert = n.clear, n.feed, n.insert
local command = n.command
local exec_lua = n.exec_lua
local eval = n.eval
local expect = n.expect
local fn = n.fn
local eq = t.eq
describe('meta-keys #8226 #13042', function()
before_each(function()
clear()
end)
it('ALT/META, normal-mode', function()
-- Unmapped ALT-chord behaves as ESC+c.
insert('hello')
feed('0<A-x><M-x>')
expect('llo')
-- Unmapped ALT-chord resolves isolated (non-ALT) ESC mapping. #13086 #15869
command('nnoremap <ESC> A<lt>ESC><Esc>')
command('nnoremap ; A;<Esc>')
feed('<A-;><M-;>')
expect('llo<ESC>;<ESC>;')
-- Mapped ALT-chord behaves as mapped.
command('nnoremap <M-l> Ameta-l<Esc>')
command('nnoremap <A-j> Aalt-j<Esc>')
feed('<A-j><M-l>')
expect('llo<ESC>;<ESC>;alt-jmeta-l')
-- Unmapped ALT-chord with characters containing K_SPECIAL bytes
command('nnoremap … A…<Esc>')
feed('<A-…><M-…>')
expect('llo<ESC>;<ESC>;alt-jmeta-l<ESC>…<ESC>…')
command("execute 'nnoremap' nr2char(0x40000000) 'AMAX<Esc>'")
command("call nvim_input('<A-'.nr2char(0x40000000).'>')")
command("call nvim_input('<M-'.nr2char(0x40000000).'>')")
expect('llo<ESC>;<ESC>;alt-jmeta-l<ESC>…<ESC>…<ESC>MAX<ESC>MAX')
end)
it('ALT/META, visual-mode', function()
-- Unmapped ALT-chords behave as ESC+c
insert('peaches')
feed('viw<A-x>viw<M-x>')
expect('peach')
-- Unmapped ALT-chord resolves isolated (non-ALT) ESC mapping. #13086 #15869
command('vnoremap <ESC> A<lt>ESC>')
feed('viw<A-;><Esc>viw<M-;><Esc>')
expect('peach<ESC>;<ESC>;')
-- Mapped ALT-chord behaves as mapped.
command('vnoremap <M-l> Ameta-l<Esc>')
command('vnoremap <A-j> Aalt-j<Esc>')
feed('viw<A-j>viw<M-l>')
expect('peach<ESC>;<ESC>;alt-jmeta-l')
-- Unmapped ALT-chord with characters containing K_SPECIAL bytes
feed('viw<A-…><Esc>viw<M-…><Esc>')
expect('peach<ESC>;<ESC>;alt-jmeta-l<ESC>…<ESC>…')
command("execute 'inoremap' nr2char(0x40000000) 'MAX'")
command("call nvim_input('viw<A-'.nr2char(0x40000000).'><Esc>')")
command("call nvim_input('viw<M-'.nr2char(0x40000000).'><Esc>')")
expect('peach<ESC>;<ESC>;alt-jmeta-l<ESC>…<ESC>…<ESC>MAX<ESC>MAX')
end)
it('ALT/META insert-mode', function()
-- Mapped ALT-chord behaves as mapped.
command('inoremap <M-l> meta-l')
command('inoremap <A-j> alt-j')
feed('i<M-l> xxx <A-j><M-h>a<A-h>')
expect('meta-l xxx alt-j')
eq({ 0, 1, 14, 0 }, fn.getpos('.'))
-- Unmapped ALT-chord behaves as ESC+c.
command('iunmap <M-l>')
feed('0i<M-l>')
eq({ 0, 1, 2, 0 }, fn.getpos('.'))
-- Unmapped ALT-chord has same `undo` characteristics as ESC+<key>
command('0,$d')
feed('ahello<M-.>')
expect('hellohello')
feed('u')
expect('hello')
end)
it('ALT/META terminal-mode', function()
exec_lua([[
_G.input_data = ''
vim.api.nvim_open_term(0, { on_input = function(_, _, _, data)
_G.input_data = _G.input_data .. vim.fn.strtrans(data)
end })
]])
-- Mapped ALT-chord behaves as mapped.
command('tnoremap <M-l> meta-l')
command('tnoremap <A-j> alt-j')
feed('i<M-l> xxx <A-j>')
eq('meta-l xxx alt-j', exec_lua([[return _G.input_data]]))
-- Unmapped ALT-chord is sent to terminal as-is. #16202 #16220
exec_lua([[_G.input_data = '']])
command('tunmap <M-l>')
feed('<M-l>')
local meta_l_seq = exec_lua([[return _G.input_data]])
command('tnoremap <Esc> <C-\\><C-N>')
feed('yyy<M-l><A-j>')
eq(meta_l_seq .. 'yyy' .. meta_l_seq .. 'alt-j', exec_lua([[return _G.input_data]]))
eq('t', eval('mode(1)'))
feed('<Esc>j')
eq({ 0, 2, 1, 0 }, fn.getpos('.'))
eq('nt', eval('mode(1)'))
end)
it('ALT/META when recording a macro #13235', function()
command('inoremap <M-Esc> <lt>M-ESC>')
feed('ifoo<CR>bar<CR>baz<Esc>gg0')
-- <M-"> is reinterpreted as <Esc>"
feed('qrviw"ayC// This is some text: <M-">apq')
expect([[
// This is some text: foo
bar
baz]])
-- Should not insert an extra double quote or trigger <M-Esc> when replaying
feed('j0@rj0@@')
expect([[
// This is some text: foo
// This is some text: bar
// This is some text: baz]])
command('%delete')
end)
it('ALT/META with special key when recording a macro', function()
command('inoremap <M-Esc> <lt>M-ESC>')
command('noremap <S-Tab> "')
command('noremap! <S-Tab> "')
feed('ifoo<CR>bar<CR>baz<Esc>gg0')
-- <M-S-Tab> is reinterpreted as <Esc><S-Tab>
feed('qrviw<S-Tab>ayC// This is some text: <M-S-Tab>apq')
expect([[
// This is some text: foo
bar
baz]])
-- Should not insert an extra double quote or trigger <M-Esc> when replaying
feed('j0@rj0@@')
expect([[
// This is some text: foo
// This is some text: bar
// This is some text: baz]])
end)
it('ALT/META with vim.on_key()', function()
feed('ifoo<CR>bar<CR>baz<Esc>gg0viw"ay')
command('nnoremap … "')
exec_lua [[
keys = {}
typed = {}
vim.on_key(function(buf, typed_buf)
table.insert(keys, vim.fn.keytrans(buf))
table.insert(typed, vim.fn.keytrans(typed_buf))
end)
]]
-- <M-"> and <M-…> are reinterpreted as <Esc>" and <Esc>…
feed('c$FOO.<M-">apA.<M-…>ap')
expect([[
FOO.foo.foo
bar
baz]])
-- vim.on_key() callback should only receive <Esc>" and <Esc>…
eq('c$FOO.<Esc>"apA.<Esc>"ap', exec_lua [[return table.concat(keys, '')]])
eq('c$FOO.<Esc>"apA.<Esc>…ap', exec_lua [[return table.concat(typed, '')]])
end)
end)
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