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local helpers = require('test.functional.helpers')(after_each)
local clear, feed, insert = helpers.clear, helpers.feed, helpers.insert
local command = helpers.command
local expect = helpers.expect
local funcs = helpers.funcs
local eq = helpers.eq
describe('meta-keys #8226 #13042', function()
before_each(function()
clear()
end)
it('ALT/META, normal-mode', function()
-- Unmapped ALT-chords behave as ESC+c
insert('hello')
feed('0<A-x><M-x>')
expect('llo')
-- 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('lloalt-jmeta-l')
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')
-- 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('peachalt-jmeta-l')
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, }, funcs.getpos('.'))
-- Unmapped ALT-chord behaves as ESC+c.
command('iunmap <M-l>')
feed('0i<M-l>')
eq({ 0, 1, 2, 0, }, funcs.getpos('.'))
-- Unmapped ALT-chord has same `undo` characteristics as ESC+<key>
command('0,$d')
feed('ahello<M-.>')
expect('hellohello')
feed('u')
expect('hello')
end)
end)
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