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local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear = helpers.clear
local eq = helpers.eq
local eval = helpers.eval
local expect_err = helpers.expect_err
local meths = helpers.meths
local request = helpers.request
describe('nvim_ui_attach()', function()
before_each(function()
clear()
end)
it('handles very large width/height #2180', function()
local screen = Screen.new(999, 999)
screen:attach()
eq(999, eval('&lines'))
eq(999, eval('&columns'))
end)
it('invalid option returns error', function()
expect_err('No such UI option: foo',
meths.ui_attach, 80, 24, { foo={'foo'} })
end)
it('validates channel arg', function()
expect_err('UI not attached to channel: 1',
request, 'nvim_ui_try_resize', 40, 10)
expect_err('UI not attached to channel: 1',
request, 'nvim_ui_set_option', 'rgb', true)
expect_err('UI not attached to channel: 1',
request, 'nvim_ui_detach')
local screen = Screen.new()
screen:attach({rgb=false})
expect_err('UI already attached to channel: 1',
request, 'nvim_ui_attach', 40, 10, { rgb=false })
end)
end)
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