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https://github.com/neovim/neovim.git
synced 2024-12-29 14:41:06 -07:00
80 lines
2.3 KiB
Lua
80 lines
2.3 KiB
Lua
local helpers = require('test.functional.helpers')(after_each)
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local call = helpers.call
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local clear = helpers.clear
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local command = helpers.command
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local eval = helpers.eval
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local eq = helpers.eq
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local feed = helpers.feed
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local feed_command = helpers.feed_command
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local next_msg = helpers.next_msg
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local api = helpers.api
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local source = helpers.source
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local pcall_err = helpers.pcall_err
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before_each(function()
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clear()
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local channel = api.nvim_get_chan_info(0).id
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api.nvim_set_var('channel', channel)
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end)
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describe('wait()', function()
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it('waits and returns 0 when condition is satisfied', function()
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source([[
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let g:_awake = 0
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call timer_start(100, { -> nvim_command('let g:_awake = 1') })
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]])
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eq(0, eval('g:_awake'))
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eq(0, eval('wait(1500, { -> g:_awake })'))
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eq(1, eval('g:_awake'))
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eq(0, eval('wait(0, 1)'))
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end)
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it('returns -1 on timeout', function()
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eq(-1, eval('wait(0, 0)'))
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eq(-1, eval('wait(50, 0)'))
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end)
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it('returns -2 when interrupted', function()
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feed_command(
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'call rpcnotify(g:channel, "ready") | ' .. 'call rpcnotify(g:channel, "wait", wait(-1, 0))'
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)
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eq({ 'notification', 'ready', {} }, next_msg())
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feed('<c-c>')
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eq({ 'notification', 'wait', { -2 } }, next_msg())
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end)
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it('returns -3 on error', function()
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command('silent! let ret = wait(-1, "error")')
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eq(-3, eval('ret'))
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command('let ret = 0 | silent! let ret = wait(-1, { -> error })')
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eq(-3, eval('ret'))
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end)
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it('evaluates the condition on given interval', function()
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source([[
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function Count()
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let g:counter += 1
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return g:counter
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endfunction
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]])
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-- XXX: flaky (#11137)
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helpers.retry(nil, nil, function()
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api.nvim_set_var('counter', 0)
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eq(-1, call('wait', 20, 'Count() >= 5', 99999))
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end)
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api.nvim_set_var('counter', 0)
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eq(0, call('wait', 10000, 'Count() >= 5', 5))
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eq(5, api.nvim_get_var('counter'))
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end)
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it('validates args', function()
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eq('Vim:E475: Invalid value for argument 1', pcall_err(call, 'wait', '', 1))
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eq('Vim:E475: Invalid value for argument 3', pcall_err(call, 'wait', 0, 1, -1))
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eq('Vim:E475: Invalid value for argument 3', pcall_err(call, 'wait', 0, 1, 0))
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eq('Vim:E475: Invalid value for argument 3', pcall_err(call, 'wait', 0, 1, ''))
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end)
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end)
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