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local n = require('test.functional.testnvim')()
local t = require('test.testutil')
local describe, it, before_each = t.describe, t.it, t.before_each
local assert_alive = n.assert_alive
local clear = n.clear
local feed = n.feed
describe("'tabstop' option", function()
before_each(function()
clear()
end)
-- NOTE: Setting 'tabstop' to a big number reproduces crash #2838.
-- Disallowing big 'tabstop' would not fix #2838, only hide it.
it('tabstop=<big-number> does not crash #2838', function()
-- Insert a <Tab> character for 'tabstop' to work with.
feed('i<Tab><Esc>')
-- Set 'tabstop' to a very high value.
-- Use feed(), not command(), to provoke crash.
feed(':set tabstop=3000000000<CR>')
assert_alive()
end)
end)
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