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local helpers = require('test.functional.helpers')(after_each)
local eq, clear, eval, feed, meths, retry =
helpers.eq, helpers.clear, helpers.eval, helpers.feed, helpers.meths, helpers.retry
describe('K', function()
local test_file = 'K_spec_out'
before_each(function()
clear()
os.remove(test_file)
end)
after_each(function()
os.remove(test_file)
end)
it("invokes colon-prefixed 'keywordprg' as Vim command", function()
helpers.source([[
let @a='fnord'
set keywordprg=:put]])
-- K on the text "a" resolves to `:put a`.
feed('ia<ESC>K')
helpers.expect([[
a
fnord]])
end)
it("invokes non-prefixed 'keywordprg' as shell command", function()
helpers.source([[
let @a='fnord'
set keywordprg=echo\ fnord>>]])
-- K on the text "K_spec_out" resolves to `!echo fnord >> K_spec_out`.
feed('i'..test_file..'<ESC>K')
retry(nil, nil, function() eq(1, eval('filereadable("'..test_file..'")')) end)
eq({'fnord'}, eval("readfile('"..test_file.."')"))
-- Confirm that Neovim is still in terminal mode after K is pressed (#16692).
helpers.sleep(500)
eq('t', eval('mode()'))
feed('<space>') -- Any key, not just <space>, can be used here to escape.
eq('n', eval('mode()'))
end)
it("<esc> kills the buffer for a running 'keywordprg' command", function()
helpers.source('set keywordprg=less')
eval('writefile(["hello", "world"], "' .. test_file .. '")')
feed('i' .. test_file .. '<esc>K')
eq('t', eval('mode()'))
-- Confirm that an arbitrary keypress doesn't escape (i.e., the process is
-- still running). If the process were no longer running, an arbitrary
-- keypress would escape.
helpers.sleep(500)
feed('<space>')
eq('t', eval('mode()'))
-- Confirm that <esc> kills the buffer for the running command.
local bufnr = eval('bufnr()')
feed('<esc>')
eq('n', eval('mode()'))
helpers.neq(bufnr, eval('bufnr()'))
end)
it('empty string falls back to :help #19298', function()
meths.set_option('keywordprg', '')
meths.buf_set_lines(0, 0, -1, true, {'doesnotexist'})
feed('K')
eq('E149: Sorry, no help for doesnotexist', meths.get_vvar('errmsg'))
end)
end)
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